What is the weather in Dumbarton right now?

Current weather in Dumbarton is scattered clouds.

Where can I find the hourly weather forecast for Dumbarton?

This page shows hourly weather forecast for Dumbarton, including temperature, wind, precipitation, humidity and cloud cover.

Is the weather forecast for Dumbarton updated regularly?

Weather data for Dumbarton is updated regularly with the latest available observations and forecasts.

Now · 7:14 AM

Dumbarton Weather & Hourly Forecast

United States · Virginia · 23228

71°F

Partly cloudy

Feels like: 77°F

💧 Humidity 99% 🌡 Pressure 29.94 inHg 💨 Wind 4 mph 👁 Visibility 3.4 mi ☁ Clouds 60% ☀️ UV index 0.0 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Dumbarton

Today

8:00 AM

Partly cloudy

74° 💧 0.001 in 💨 4 mph H 97%29.97 inHg

11:00 AM

Partly cloudy

81° 💧 0.001 in 💨 6 mph H 73%29.97 inHg

2:00 PM

Mostly cloudy

85° 💧 0.007 in 💨 2 mph H 63%29.94 inHg

5:00 PM

Light rain

83° 💧 0.039 in 💨 5 mph H 66%29.94 inHg

8:00 PM

Mostly cloudy night

76° 💧 0.002 in 💨 6 mph H 90%29.97 inHg

11:00 PM

Overcast night

74° 💧 0.005 in 💨 4 mph H 97%30.00 inHg

Tomorrow

2:00 AM

Partly cloudy night

73° 💧 0.000 in 💨 4 mph H 99%30.00 inHg

5:00 AM

Overcast night

72° 💧 0.001 in 💨 4 mph H 99%29.97 inHg

8:00 AM

Overcast

73° 💧 0.003 in 💨 5 mph H 97%30.03 inHg

11:00 AM

Overcast

79° 💧 0.013 in 💨 5 mph H 83%30.03 inHg

2:00 PM

Overcast

85° 💧 0.044 in 💨 4 mph H 70%30.00 inHg

5:00 PM

Light thunderstorms

79° 💧 0.046 in 💨 4 mph H 89%29.94 inHg

8:00 PM

Mostly cloudy night

74° 💧 0.004 in 💨 4 mph H 95%29.97 inHg

11:00 PM

Mostly cloudy night

74° 💧 0.010 in 💨 5 mph H 98%30.00 inHg

Sunday

2:00 AM

Overcast night

73° 💧 0.006 in 💨 5 mph H 99%29.97 inHg

5:00 AM

Overcast night

73° 💧 0.001 in 💨 5 mph H 98%29.94 inHg

Today

8:00 AM

Partly cloudy

74° 💧 None 💨 4 mph H 97%29.97 inHg

9:00 AM

Partly cloudy

76° 💧 0.001 in 💨 5 mph H 91%29.97 inHg

10:00 AM

Partly cloudy

78° 💧 0.001 in 💨 6 mph H 84%29.97 inHg

11:00 AM

Partly cloudy

81° 💧 0.000 in 💨 6 mph H 73%29.97 inHg

12:00 PM

Partly cloudy

83° 💧 0.000 in 💨 5 mph H 66%30.00 inHg

1:00 PM

Mostly cloudy

85° 💧 0.000 in 💨 3 mph H 62%29.97 inHg

2:00 PM

Mostly cloudy

85° 💧 0.003 in 💨 2 mph H 63%29.94 inHg

3:00 PM

Mostly cloudy

86° 💧 0.001 in 💨 1 mph H 60%29.94 inHg

4:00 PM

Partly cloudy

84° 💧 0.004 in 💨 3 mph H 64%29.91 inHg

5:00 PM

Light rain

83° 💧 0.008 in 💨 5 mph H 66%29.94 inHg

6:00 PM

Light thunderstorms

81° 💧 0.004 in 💨 5 mph H 71%29.94 inHg

7:00 PM

Light thunderstorms

78° 💧 0.027 in 💨 4 mph H 87%29.94 inHg

8:00 PM

Mostly cloudy night

76° 💧 0.001 in 💨 6 mph H 90%29.97 inHg

9:00 PM

Mostly cloudy night

75° 💧 0.001 in 💨 4 mph H 94%29.97 inHg

10:00 PM

Mostly cloudy night

74° 💧 0.000 in 💨 4 mph H 96%30.00 inHg

11:00 PM

Overcast night

74° 💧 0.001 in 💨 4 mph H 97%30.00 inHg

Tomorrow

12:00 AM

Overcast night

73° 💧 0.003 in 💨 3 mph H 98%30.00 inHg

1:00 AM

Mostly cloudy night

73° 💧 0.001 in 💨 3 mph H 99%30.00 inHg

2:00 AM

Partly cloudy night

73° 💧 None 💨 4 mph H 99%30.00 inHg

3:00 AM

Partly cloudy night

72° 💧 0.000 in 💨 3 mph H 99%29.97 inHg

4:00 AM

Mostly cloudy night

72° 💧 None 💨 3 mph H 99%29.97 inHg

5:00 AM

Overcast night

72° 💧 None 💨 4 mph H 99%29.97 inHg

6:00 AM

Overcast night

73° 💧 None 💨 4 mph H 99%30.00 inHg

7:00 AM

Overcast

73° 💧 0.001 in 💨 5 mph H 98%30.00 inHg

8:00 AM

Overcast

73° 💧 0.002 in 💨 5 mph H 97%30.03 inHg

9:00 AM

Overcast

75° 💧 None 💨 4 mph H 92%30.03 inHg

10:00 AM

Overcast

77° 💧 0.002 in 💨 5 mph H 86%30.03 inHg

11:00 AM

Overcast

79° 💧 0.003 in 💨 5 mph H 83%30.03 inHg

12:00 PM

Light rain

80° 💧 0.009 in 💨 5 mph H 80%30.03 inHg

1:00 PM

Overcast

84° 💧 0.001 in 💨 4 mph H 74%30.00 inHg

2:00 PM

Overcast

85° 💧 0.001 in 💨 4 mph H 70%30.00 inHg

3:00 PM

Light thunderstorms

84° 💧 0.006 in 💨 3 mph H 71%29.97 inHg

4:00 PM

Light thunderstorms

80° 💧 0.037 in 💨 4 mph H 85%29.94 inHg

5:00 PM

Light thunderstorms

79° 💧 0.035 in 💨 4 mph H 89%29.94 inHg

6:00 PM

Light rain

78° 💧 0.008 in 💨 5 mph H 86%29.94 inHg

7:00 PM

Mostly cloudy

76° 💧 0.003 in 💨 4 mph H 90%29.97 inHg

8:00 PM

Mostly cloudy night

74° 💧 0.003 in 💨 4 mph H 95%29.97 inHg

9:00 PM

Overcast night

74° 💧 0.000 in 💨 3 mph H 96%30.00 inHg

10:00 PM

Mostly cloudy night

74° 💧 None 💨 3 mph H 97%30.00 inHg

11:00 PM

Mostly cloudy night

74° 💧 None 💨 5 mph H 98%30.00 inHg

Sunday

12:00 AM

Light rain

74° 💧 0.004 in 💨 6 mph H 99%30.00 inHg

1:00 AM

Light rain

73° 💧 0.006 in 💨 5 mph H 99%30.00 inHg

2:00 AM

Overcast night

73° 💧 0.003 in 💨 5 mph H 99%29.97 inHg

3:00 AM

Overcast night

73° 💧 0.003 in 💨 5 mph H 99%29.97 inHg

4:00 AM

Overcast night

73° 💧 0.001 in 💨 6 mph H 98%29.94 inHg

5:00 AM

Overcast night

73° 💧 0.000 in 💨 5 mph H 98%29.94 inHg

6:00 AM

Overcast night

73° 💧 0.000 in 💨 5 mph H 98%29.94 inHg

7:00 AM

Overcast

73° 💧 0.000 in 💨 5 mph H 98%29.94 inHg

8:00 AM

Overcast

74° 💧 0.001 in 💨 5 mph H 96%29.97 inHg

5:00 PM

Light rain

85° 💧 None 💨 3 mph H 67%29.91 inHg

8:00 PM

Mostly clear night

79° 💧 None 💨 3 mph H 85%29.97 inHg

11:00 PM

Clear night

76° 💧 None 💨 4 mph H 94%30.00 inHg

Monday

2:00 AM

Mostly clear night

74° 💧 None 💨 4 mph H 97%29.97 inHg

5:00 AM

Clear night

71° 💧 None 💨 3 mph H 98%29.97 inHg

8:00 AM

Sunny

73° 💧 None 💨 5 mph H 96%30.03 inHg

11:00 AM

Partly cloudy

84° 💧 None 💨 6 mph H 61%30.06 inHg

2:00 PM

Light rain

84° 💧 None 💨 8 mph H 61%30.03 inHg

5:00 PM

Moderate rain

78° 💧 None 💨 8 mph H 79%30.03 inHg

8:00 PM

Partly cloudy night

73° 💧 None 💨 7 mph H 83%30.12 inHg

11:00 PM

Partly cloudy night

71° 💧 None 💨 5 mph H 88%30.18 inHg

Tuesday

2:00 AM

Mostly cloudy night

69° 💧 None 💨 5 mph H 88%30.21 inHg

5:00 AM

Mostly clear night

67° 💧 None 💨 6 mph H 88%30.21 inHg

8:00 AM

Mostly sunny

67° 💧 None 💨 5 mph H 88%30.30 inHg

11:00 AM

Partly cloudy

76° 💧 None 💨 6 mph H 56%30.33 inHg

2:00 PM

Partly cloudy

80° 💧 None 💨 5 mph H 48%30.30 inHg

5:00 PM

Mostly sunny

79° 💧 None 💨 7 mph H 48%30.27 inHg

8:00 PM

Mostly clear night

71° 💧 None 💨 7 mph H 62%30.30 inHg

11:00 PM

Overcast night

66° 💧 None 💨 4 mph H 75%30.33 inHg

Wednesday

2:00 AM

Mostly cloudy night

64° 💧 None 💨 3 mph H 87%30.33 inHg

5:00 AM

Clear night

63° 💧 None 💨 3 mph H 94%30.33 inHg

8:00 AM

Sunny

65° 💧 None 💨 3 mph H 93%30.36 inHg

11:00 AM

Mostly sunny

75° 💧 None 💨 4 mph H 62%30.36 inHg

2:00 PM

Mostly sunny

79° 💧 None 💨 4 mph H 52%30.33 inHg

8:00 PM

Mostly cloudy night

85° 💧 None 💨 3 mph H 53%30.27 inHg

Thursday

2:00 AM

Clear night

75° 💧 None 💨 5 mph H 71%30.24 inHg

8:00 AM

Sunny

66° 💧 None 💨 5 mph H 79%30.27 inHg

2:00 PM

Sunny

66° 💧 None 💨 3 mph H 89%30.30 inHg

8:00 PM

Clear night

85° 💧 None 💨 5 mph H 38%30.21 inHg

Friday

2:00 AM

Clear night

75° 💧 None 💨 5 mph H 66%30.18 inHg

8:00 AM

Sunny

71° 💧 None 💨 7 mph H 86%30.12 inHg

2:00 PM

Sunny

70° 💧 None 💨 7 mph H 88%30.12 inHg

8:00 PM

Clear night

92° 💧 None 💨 5 mph H 44%30.00 inHg

Saturday

2:00 AM

Partly cloudy night

79° 💧 None 💨 6 mph H 74%29.97 inHg

8:00 AM

Partly cloudy

74° 💧 None 💨 7 mph H 97%30.00 inHg

2:00 PM

Partly cloudy

71° 💧 None 💨 6 mph H 82%30.03 inHg

8:00 PM

Overcast night

82° 💧 None 💨 4 mph H 62%29.97 inHg

Sunday

2:00 AM

Mostly clear night

77° 💧 None 💨 7 mph H 80%29.91 inHg

8:00 AM

Mostly cloudy

71° 💧 None 💨 7 mph H 99%29.85 inHg

2:00 PM

Mostly sunny

73° 💧 None 💨 10 mph H 95%29.77 inHg

8:00 PM

Mostly cloudy night

91° 💧 None 💨 11 mph H 53%29.71 inHg

Monday

2:00 AM

Heavy rain

72° 💧 None 💨 9 mph H 97%29.77 inHg

8:00 AM

Overcast

66° 💧 None 💨 9 mph H 83%29.85 inHg

2:00 PM

Mostly sunny

62° 💧 None 💨 10 mph H 77%30.00 inHg

8:00 PM

Partly cloudy night

72° 💧 None 💨 14 mph H 49%30.03 inHg

Tuesday

2:00 AM

Mostly cloudy night

66° 💧 None 💨 10 mph H 58%30.12 inHg

8:00 AM

Overcast

59° 💧 None 💨 11 mph H 60%30.24 inHg

2:00 PM

Overcast

53° 💧 None 💨 10 mph H 69%30.30 inHg

8:00 PM

Overcast night

65° 💧 None 💨 12 mph H 52%30.33 inHg

Wednesday

2:00 AM

Overcast night

58° 💧 None 💨 9 mph H 60%30.36 inHg

8:00 AM

Partly cloudy

55° 💧 None 💨 10 mph H 61%30.39 inHg

2:00 PM

Mostly cloudy

56° 💧 None 💨 10 mph H 74%30.42 inHg

8:00 PM

Overcast night

64° 💧 None 💨 14 mph H 62%30.42 inHg

Thursday

2:00 AM

Overcast night

61° 💧 None 💨 14 mph H 68%30.39 inHg

8:00 AM

Overcast

60° 💧 None 💨 14 mph H 70%30.33 inHg

2:00 PM

Overcast

60° 💧 None 💨 15 mph H 72%30.33 inHg

8:00 PM

Light rain

61° 💧 None 💨 10 mph H 75%30.30 inHg

Friday

2:00 AM

Light rain

57° 💧 None 💨 17 mph H 96%30.21 inHg

8:00 AM

Moderate rain

56° 💧 None 💨 19 mph H 98%30.06 inHg

2:00 PM

Moderate rain

56° 💧 None 💨 15 mph H 98%29.97 inHg

In Dumbarton and, more broadly, across the state of Virginia: This morning, the skies are mostly cloudy with mild temperatures around 73 to 75 degrees Fahrenheit. Expect light northeast winds at about 5 to 7 mph, with occasional gusts reaching up to 10 mph. As the day progresses, temperatures will warm up into the low to mid 80s, with the possibility of rain developing later in the afternoon. Rainfall could amount to approximately 0.35 inches, and there is a high probability that some areas will experience measurable precipitation. Winds will remain light throughout the day, continuing from the northeast at similar speeds. Overall, the weather will be generally mild, but be prepared for the chance of rain during the afternoon hours.

15-Day Weather Outlook for Dumbarton

TomorrowTomorrow

Light thunderstorms 85°/72° 💧 None 💨 6 mph

Sunday, Sep 13Sun Sep 13

Light rain 85°/73° 💧 0.348 in 💨 6 mph

Monday, Sep 14Mon Sep 14

Moderate rain 84°/71° 💧 0.053 in 💨 8 mph

Tuesday, Sep 15Tue Sep 15

Partly cloudy 80°/67° 💧 0.056 in 💨 7 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 79°/63° 💧 0.000 in 💨 7 mph

Thursday, Sep 17Thu Sep 17

Mostly cloudy 85°/66° 💧 0.019 in 💨 5 mph

Friday, Sep 18Fri Sep 18

Sunny 85°/70° 💧 None 💨 7 mph

Saturday, Sep 19Sat Sep 19

Partly cloudy 92°/71° 💧 0.079 in 💨 7 mph

Sunday, Sep 20Sun Sep 20

Mostly sunny 82°/71° 💧 0.176 in 💨 10 mph

Monday, Sep 21Mon Sep 21

Heavy rain 91°/62° 💧 0.349 in 💨 11 mph

Tuesday, Sep 22Tue Sep 22

Partly cloudy 72°/53° 💧 None 💨 14 mph

Wednesday, Sep 23Wed Sep 23

Overcast 65°/55° 💧 None 💨 12 mph

Thursday, Sep 24Thu Sep 24

Overcast 64°/60° 💧 None 💨 15 mph

Friday, Sep 25Fri Sep 25

Moderate rain 61°/56° 💧 1.449 in 💨 19 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Dumbarton

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Dumbarton

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 8:00 AM

PM2.5 Fine particles Good 4,8µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 6,9µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 38,8µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 3,1µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Dumbarton

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.

0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme

Today UV 5,5Moderate 😊Good

Tomorrow UV 6,3High 🙂Fair

Sunday UV 7,4High 🙂Fair

Monday UV 7,3High 🙂Fair

Tuesday UV 8,0Very high 🙂Fair

Wednesday UV 8,0Very high —Unavailable

Thursday UV 8,0Very high —Unavailable

Hourly UV index today

8:00 AMUV 0,2 9:00 AMUV 0,8 10:00 AMUV 2,4 11:00 AMUV 3,4 12:00 PMUV 5,5 1:00 PMUV 4,4 2:00 PMUV 5,0 3:00 PMUV 3,7 4:00 PMUV 1,6 5:00 PMUV 0,8 6:00 PMUV 0,5 7:00 PMUV 0,0

Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Dumbarton

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · DUMBARTON, VIRGINIA

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

66/100Best-hour score

BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:53 PM–5:20 AM

☁ Cloud cover 39% Real hourly forecast for the best viewing hour.

☾ Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 56° high at the best hour.

✦ Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min60%

UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.

SEP 5–SEP 21

September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak

ACTIVE NOW

SEP 20–NOV 20

Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak

UPCOMING

OCT 2–NOV 7

OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak

UPCOMING

OCT 20–DEC 10

Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak

UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

DISCOVER WEATHER NEARBY Weather in other cities

Explore current conditions and forecasts for other locations.

Pictou, Subd. B CA · Nova Scotia · 6,137 residents Orrville US · Ohio · 8,343 residents Scranton US · Arkansas · 220 residents Dublin US · Ohio · 49,294 residents Florence US · Mississippi · 4,696 residents Mount Nelson AU · Tasmania · 2,749 residents Market Weighton GB · England · 7,460 residents Lucas Valley-Marinwood US · California · 6,473 residents Odin US · Minnesota · 126 residents Ethete US · Wyoming · 1,326 residents Canning Vale AU · Western Australia · 34,504 residents Country Club Heights US · Indiana · 189 residents Oakville CA · Ontario · 213,759 residents Nesco US · New Jersey · 555 residents Macarthur (Vic.) AU · Victoria · 469 residents Farmers Loop US · Alaska · 4,954 residents

Forecast data for Dumbarton were last refreshed today at 1:52 AM. The current forecast period extends through 13/09/2026 at 5:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.