What is the weather in Mount Vernon right now?

Current weather in Mount Vernon is light rain.

Where can I find the hourly weather forecast for Mount Vernon?

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

Is the weather forecast for Mount Vernon updated regularly?

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

Now · 8:09 AM

Mount Vernon Weather & Hourly Forecast

United States · Maryland · 21853

76°F

Light rain

Feels like: 81°F

💧 Humidity 96% 🌡 Pressure 29.94 inHg 💨 Wind 8 mph 👁 Visibility 3.6 mi ☁ Clouds 96% ☀️ UV index 0.1 · Low 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Mount Vernon

Today

9:00 AM

Light rain

76° 💧 0.148 in 💨 7 mph H 96%29.94 inHg

12:00 PM

Light rain

79° 💧 0.186 in 💨 7 mph H 87%29.94 inHg

3:00 PM

Light rain

80° 💧 0.025 in 💨 6 mph H 81%29.91 inHg

6:00 PM

Sunny

80° 💧 None 💨 6 mph H 80%29.85 inHg

9:00 PM

Clear night

76° 💧 None 💨 4 mph H 91%29.91 inHg

Tomorrow

12:00 AM

Clear night

77° 💧 0.000 in 💨 6 mph H 92%29.91 inHg

3:00 AM

Clear night

77° 💧 None 💨 6 mph H 93%29.88 inHg

6:00 AM

Clear night

76° 💧 None 💨 9 mph H 89%29.94 inHg

9:00 AM

Sunny

76° 💧 None 💨 11 mph H 78%30.00 inHg

12:00 PM

Sunny

80° 💧 None 💨 12 mph H 59%30.06 inHg

3:00 PM

Sunny

80° 💧 None 💨 13 mph H 50%30.06 inHg

6:00 PM

Sunny

75° 💧 None 💨 10 mph H 50%30.06 inHg

9:00 PM

Clear night

68° 💧 None 💨 8 mph H 60%30.18 inHg

Tuesday

12:00 AM

Clear night

64° 💧 None 💨 6 mph H 72%30.21 inHg

3:00 AM

Clear night

62° 💧 None 💨 7 mph H 75%30.24 inHg

6:00 AM

Clear night

60° 💧 None 💨 8 mph H 81%30.27 inHg

Today

9:00 AM

Light rain

76° 💧 0.031 in 💨 7 mph H 96%29.94 inHg

10:00 AM

Thunderstorms

76° 💧 0.099 in 💨 8 mph H 94%29.94 inHg

11:00 AM

Light rain

78° 💧 0.018 in 💨 7 mph H 90%29.94 inHg

12:00 PM

Light rain

79° 💧 0.012 in 💨 7 mph H 87%29.94 inHg

1:00 PM

Light rain

81° 💧 0.009 in 💨 8 mph H 78%29.94 inHg

2:00 PM

Thunderstorms

77° 💧 0.164 in 💨 8 mph H 92%29.91 inHg

3:00 PM

Light rain

80° 💧 0.017 in 💨 6 mph H 81%29.91 inHg

4:00 PM

Light rain

81° 💧 0.006 in 💨 5 mph H 77%29.88 inHg

5:00 PM

Sunny

81° 💧 0.002 in 💨 7 mph H 78%29.85 inHg

6:00 PM

Sunny

80° 💧 None 💨 6 mph H 80%29.85 inHg

7:00 PM

Mostly sunny

78° 💧 None 💨 4 mph H 86%29.88 inHg

8:00 PM

Mostly clear night

77° 💧 None 💨 5 mph H 91%29.88 inHg

9:00 PM

Clear night

76° 💧 None 💨 4 mph H 91%29.91 inHg

10:00 PM

Clear night

76° 💧 None 💨 4 mph H 92%29.91 inHg

11:00 PM

Clear night

77° 💧 None 💨 5 mph H 92%29.91 inHg

Tomorrow

12:00 AM

Clear night

77° 💧 0.000 in 💨 6 mph H 92%29.91 inHg

1:00 AM

Clear night

77° 💧 None 💨 6 mph H 92%29.91 inHg

2:00 AM

Clear night

77° 💧 None 💨 6 mph H 93%29.88 inHg

3:00 AM

Clear night

77° 💧 None 💨 6 mph H 93%29.88 inHg

4:00 AM

Mostly clear night

77° 💧 None 💨 7 mph H 93%29.91 inHg

5:00 AM

Mostly clear night

77° 💧 None 💨 8 mph H 91%29.91 inHg

6:00 AM

Clear night

76° 💧 None 💨 9 mph H 89%29.94 inHg

7:00 AM

Sunny

75° 💧 None 💨 9 mph H 89%29.94 inHg

8:00 AM

Sunny

75° 💧 None 💨 10 mph H 85%29.97 inHg

9:00 AM

Sunny

76° 💧 None 💨 11 mph H 78%30.00 inHg

10:00 AM

Sunny

77° 💧 None 💨 12 mph H 72%30.03 inHg

11:00 AM

Sunny

78° 💧 None 💨 12 mph H 65%30.03 inHg

12:00 PM

Sunny

80° 💧 None 💨 12 mph H 59%30.06 inHg

1:00 PM

Sunny

80° 💧 None 💨 13 mph H 55%30.06 inHg

2:00 PM

Sunny

81° 💧 None 💨 12 mph H 52%30.06 inHg

3:00 PM

Sunny

80° 💧 None 💨 13 mph H 50%30.06 inHg

4:00 PM

Sunny

79° 💧 None 💨 12 mph H 49%30.06 inHg

5:00 PM

Sunny

77° 💧 None 💨 12 mph H 48%30.06 inHg

6:00 PM

Sunny

75° 💧 None 💨 10 mph H 50%30.06 inHg

7:00 PM

Sunny

72° 💧 None 💨 9 mph H 54%30.09 inHg

8:00 PM

Clear night

70° 💧 None 💨 9 mph H 57%30.12 inHg

9:00 PM

Clear night

68° 💧 None 💨 8 mph H 60%30.18 inHg

10:00 PM

Clear night

66° 💧 None 💨 7 mph H 67%30.18 inHg

11:00 PM

Clear night

65° 💧 None 💨 7 mph H 73%30.21 inHg

Tuesday

12:00 AM

Clear night

64° 💧 None 💨 6 mph H 72%30.21 inHg

1:00 AM

Clear night

64° 💧 None 💨 8 mph H 71%30.24 inHg

2:00 AM

Clear night

63° 💧 None 💨 8 mph H 71%30.24 inHg

3:00 AM

Clear night

62° 💧 None 💨 7 mph H 75%30.24 inHg

4:00 AM

Clear night

61° 💧 None 💨 7 mph H 78%30.24 inHg

5:00 AM

Clear night

61° 💧 None 💨 8 mph H 80%30.27 inHg

6:00 AM

Clear night

60° 💧 None 💨 8 mph H 81%30.27 inHg

7:00 AM

Sunny

60° 💧 None 💨 7 mph H 83%30.30 inHg

8:00 AM

Sunny

63° 💧 None 💨 7 mph H 80%30.30 inHg

9:00 AM

Sunny

68° 💧 None 💨 7 mph H 72%30.30 inHg

10:00 AM

Sunny

71° 💧 None 💨 8 mph H 65%30.33 inHg

11:00 AM

Sunny

73° 💧 None 💨 7 mph H 57%30.36 inHg

12:00 PM

Sunny

75° 💧 None 💨 5 mph H 53%30.36 inHg

1:00 PM

Mostly cloudy

76° 💧 None 💨 4 mph H 51%30.33 inHg

2:00 PM

Mostly cloudy

77° 💧 None 💨 4 mph H 49%30.33 inHg

3:00 PM

Mostly cloudy

77° 💧 None 💨 4 mph H 49%30.30 inHg

4:00 PM

Mostly cloudy

77° 💧 None 💨 4 mph H 50%30.30 inHg

5:00 PM

Mostly cloudy

76° 💧 None 💨 5 mph H 52%30.30 inHg

6:00 PM

Mostly cloudy

74° 💧 None 💨 6 mph H 57%30.30 inHg

7:00 PM

Sunny

70° 💧 None 💨 8 mph H 68%30.30 inHg

8:00 PM

Clear night

67° 💧 None 💨 6 mph H 74%30.30 inHg

11:00 PM

Partly cloudy night

62° 💧 None 💨 4 mph H 83%30.36 inHg

Wednesday

2:00 AM

Partly cloudy night

60° 💧 None 💨 3 mph H 89%30.33 inHg

5:00 AM

Mostly cloudy night

59° 💧 None 💨 2 mph H 92%30.33 inHg

8:00 AM

Mostly cloudy

64° 💧 None 💨 3 mph H 88%30.36 inHg

11:00 AM

Partly cloudy

75° 💧 None 💨 1 mph H 55%30.39 inHg

2:00 PM

Partly cloudy

79° 💧 None 💨 1 mph H 49%30.33 inHg

5:00 PM

Sunny

79° 💧 None 💨 3 mph H 55%30.30 inHg

8:00 PM

Partly cloudy night

69° 💧 None 💨 5 mph H 82%30.33 inHg

11:00 PM

Clear night

66° 💧 None 💨 6 mph H 86%30.33 inHg

Thursday

2:00 AM

Clear night

64° 💧 None 💨 3 mph H 91%30.30 inHg

5:00 AM

Clear night

63° 💧 None 💨 3 mph H 94%30.30 inHg

8:00 AM

Sunny

67° 💧 None 💨 4 mph H 85%30.33 inHg

11:00 AM

Sunny

78° 💧 None 💨 3 mph H 60%30.33 inHg

2:00 PM

Sunny

81° 💧 None 💨 5 mph H 62%30.27 inHg

5:00 PM

Sunny

80° 💧 None 💨 6 mph H 53%30.18 inHg

8:00 PM

Clear night

73° 💧 None 💨 7 mph H 79%30.18 inHg

11:00 PM

Clear night

70° 💧 None 💨 6 mph H 85%30.18 inHg

Friday

2:00 AM

Clear night

70° 💧 None 💨 5 mph H 89%30.15 inHg

5:00 AM

Clear night

72° 💧 None 💨 6 mph H 87%30.09 inHg

8:00 AM

Sunny

74° 💧 None 💨 7 mph H 82%30.12 inHg

11:00 AM

Mostly cloudy

80° 💧 None 💨 6 mph H 64%30.12 inHg

2:00 PM

Mostly sunny

86° 💧 None 💨 5 mph H 58%30.06 inHg

5:00 PM

Light rain

79° 💧 None 💨 3 mph H 87%30.06 inHg

8:00 PM

Mostly clear night

75° 💧 None 💨 5 mph H 92%30.09 inHg

Saturday

2:00 AM

Clear night

68° 💧 None 💨 5 mph H 98%30.15 inHg

8:00 AM

Sunny

66° 💧 None 💨 6 mph H 84%30.18 inHg

2:00 PM

Overcast

78° 💧 None 💨 5 mph H 54%30.15 inHg

8:00 PM

Mostly clear night

68° 💧 None 💨 6 mph H 75%30.15 inHg

Sunday

2:00 AM

Partly cloudy night

67° 💧 None 💨 4 mph H 84%30.09 inHg

8:00 AM

Light rain

70° 💧 None 💨 4 mph H 86%30.09 inHg

2:00 PM

Partly cloudy

80° 💧 None 💨 9 mph H 71%30.03 inHg

8:00 PM

Clear night

77° 💧 None 💨 8 mph H 83%29.97 inHg

Monday

2:00 AM

Clear night

77° 💧 None 💨 10 mph H 91%30.00 inHg

8:00 AM

Sunny

78° 💧 None 💨 7 mph H 87%30.03 inHg

2:00 PM

Mostly sunny

89° 💧 None 💨 5 mph H 57%30.00 inHg

8:00 PM

Partly cloudy night

79° 💧 None 💨 3 mph H 88%30.00 inHg

Tuesday

2:00 AM

Light rain

73° 💧 None 💨 5 mph H 98%30.06 inHg

8:00 AM

Partly cloudy

76° 💧 None 💨 5 mph H 97%30.06 inHg

2:00 PM

Light rain

83° 💧 None 💨 8 mph H 73%30.06 inHg

8:00 PM

Mostly cloudy night

77° 💧 None 💨 7 mph H 92%30.00 inHg

Wednesday

2:00 AM

Overcast night

75° 💧 None 💨 8 mph H 98%29.97 inHg

8:00 AM

Mostly sunny

75° 💧 None 💨 6 mph H 98%29.97 inHg

2:00 PM

Sunny

84° 💧 None 💨 7 mph H 69%29.91 inHg

8:00 PM

Overcast night

79° 💧 None 💨 4 mph H 85%29.85 inHg

Thursday

2:00 AM

Mostly clear night

74° 💧 None 💨 8 mph H 98%29.85 inHg

8:00 AM

Sunny

75° 💧 None 💨 2 mph H 98%29.88 inHg

2:00 PM

Light rain

87° 💧 None 💨 4 mph H 64%29.88 inHg

8:00 PM

Light rain

75° 💧 None 💨 5 mph H 99%29.94 inHg

Friday

2:00 AM

Light rain

71° 💧 None 💨 6 mph H 99%29.97 inHg

8:00 AM

Light rain

72° 💧 None 💨 7 mph H 99%30.06 inHg

2:00 PM

Moderate rain

78° 💧 None 💨 7 mph H 85%30.06 inHg

8:00 PM

Overcast night

73° 💧 None 💨 8 mph H 98%30.06 inHg

Saturday

2:00 AM

Mostly cloudy night

73° 💧 None 💨 5 mph H 98%30.06 inHg

8:00 AM

Overcast

72° 💧 None 💨 7 mph H 98%30.03 inHg

2:00 PM

Light thunderstorms

77° 💧 None 💨 3 mph H 90%30.00 inHg

8:00 PM

Light rain

74° 💧 None 💨 2 mph H 97%29.94 inHg

Sunday

2:00 AM

Mostly cloudy night

71° 💧 None 💨 3 mph H 99%29.88 inHg

8:00 AM

Overcast

69° 💧 None 💨 8 mph H 98%29.91 inHg

2:00 PM

Overcast

77° 💧 None 💨 10 mph H 66%29.88 inHg

In Mount Vernon and, more broadly, across the state of Maryland: This morning features a mix of sun and clouds with mild temperatures around 71 to 75 degrees. Winds are light out of the northwest at around 8 mph, with occasional gusts up to 11 mph. As the day progresses, temperatures will warm to between 78 and 81 degrees. There is a possibility of rain, with as much as 0.08 inches of accumulation expected, and the highest likelihood of precipitation occurring during the afternoon hours. Winds will remain light, generally from the northwest, with similar speeds as in the morning. Overall, it will be a day with variable skies, mild to warm temperatures, and a chance of light rain later in the day.

15-Day Weather Outlook for Mount Vernon

TomorrowTomorrow

Mostly sunny 81°/72° 💧 None 💨 13 mph

Tuesday, Sep 15Tue Sep 15

Mostly cloudy 77°/60° 💧 None 💨 9 mph

Wednesday, Sep 16Wed Sep 16

Partly cloudy 79°/59° 💧 0.918 in 💨 6 mph

Thursday, Sep 17Thu Sep 17

Partly cloudy 81°/63° 💧 None 💨 6 mph

Friday, Sep 18Fri Sep 18

Light rain 86°/70° 💧 0.073 in 💨 7 mph

Saturday, Sep 19Sat Sep 19

Overcast 78°/66° 💧 0.008 in 💨 6 mph

Sunday, Sep 20Sun Sep 20

Light rain 80°/67° 💧 0.168 in 💨 9 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 89°/77° 💧 None 💨 10 mph

Tuesday, Sep 22Tue Sep 22

Light rain 83°/73° 💧 0.345 in 💨 8 mph

Wednesday, Sep 23Wed Sep 23

Overcast 84°/75° 💧 0.280 in 💨 8 mph

Thursday, Sep 24Thu Sep 24

Light rain 87°/74° 💧 0.539 in 💨 8 mph

Friday, Sep 25Fri Sep 25

Moderate rain 78°/71° 💧 0.660 in 💨 7 mph

Saturday, Sep 26Sat Sep 26

Light thunderstorms 77°/72° 💧 0.255 in 💨 8 mph

Sunday, Sep 27Sun Sep 27

Light rain 77°/69° 💧 0.297 in 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Mount Vernon

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Mount Vernon

Hourly forecast · Updated every 2 hours

Good

Nearest forecast value 9:00 AM

PM2.5 Fine particles Good 2,4µg/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 2,6µg/m³

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

O₃ Ozone Good 29,0µg/m³

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

NO₂ Nitrogen dioxide Good 3,2µg/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 Mount Vernon

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 7,1High 😊Good

Tomorrow UV 6,6High 😐Moderate

Tuesday UV 7,0High 🙂Fair

Wednesday UV 7,1High 😐Moderate

Thursday UV 7,0High 🙂Fair

Friday UV 8,0Very high —Unavailable

Saturday UV 8,0Very high —Unavailable

Hourly UV index today

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

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

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

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 Mount Vernon

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · MOUNT VERNON, MARYLAND

Tonight's Stargazing & Shooting Stars

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

96/100Best-hour score

BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:44 PM–5:14 AM

☁ Cloud cover 1% Real hourly forecast for the best viewing hour.

☾ Moonlight 6% Waxing Crescent · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 59° high at the best hour.

✦ Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.

Chance ≥1 meteor in 30 min75%

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

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Forecast data for Mount Vernon were last refreshed today at 8:09 AM. The current forecast period extends through 15/09/2026 at 6:00 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.