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Current weather in Arlington is overcast clouds.

Where can I find the hourly weather forecast for Arlington?

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

Now · 3:45 PM

Arlington Weather & Hourly Forecast

United States · Massachusetts · 02474

74°F

Overcast

Feels like: 73°F

💧 Humidity 49% 🌡 Pressure 30.09 inHg 💨 Wind 4 mph 👁 Visibility 30.8 mi ☁ Clouds 99% ☀️ UV index 3.8 · Moderate 🌅 Sunrise — 🌇 Sunset —

Hourly Forecast for Arlington

Today

4:00 PM

Overcast

74° 💧 None 💨 4 mph H 49%30.09 inHg

7:00 PM

Sunny

70° 💧 None 💨 7 mph H 52%30.06 inHg

10:00 PM

Mostly cloudy night

64° 💧 None 💨 6 mph H 73%30.09 inHg

Tomorrow

1:00 AM

Partly cloudy night

61° 💧 None 💨 5 mph H 85%30.06 inHg

4:00 AM

Overcast night

62° 💧 None 💨 5 mph H 94%30.03 inHg

7:00 AM

Overcast

65° 💧 0.053 in 💨 6 mph H 92%29.97 inHg

10:00 AM

Thunderstorms

68° 💧 0.678 in 💨 6 mph H 96%29.94 inHg

1:00 PM

Severe thunderstorms

70° 💧 0.858 in 💨 10 mph H 98%29.85 inHg

4:00 PM

Light rain

71° 💧 0.064 in 💨 6 mph H 98%29.80 inHg

7:00 PM

Mostly clear night

70° 💧 None 💨 3 mph H 98%29.77 inHg

10:00 PM

Clear night

68° 💧 None 💨 6 mph H 98%29.80 inHg

Monday

1:00 AM

Clear night

68° 💧 0.000 in 💨 7 mph H 97%29.80 inHg

4:00 AM

Partly cloudy night

66° 💧 None 💨 9 mph H 93%29.83 inHg

7:00 AM

Light rain

63° 💧 0.022 in 💨 8 mph H 89%29.88 inHg

10:00 AM

Sunny

68° 💧 None 💨 10 mph H 64%29.94 inHg

1:00 PM

Sunny

72° 💧 None 💨 10 mph H 50%29.97 inHg

Today

4:00 PM

Overcast

74° 💧 None 💨 4 mph H 49%30.09 inHg

5:00 PM

Overcast

74° 💧 None 💨 3 mph H 48%30.06 inHg

6:00 PM

Mostly cloudy

73° 💧 None 💨 4 mph H 48%30.06 inHg

7:00 PM

Sunny

70° 💧 None 💨 7 mph H 52%30.06 inHg

8:00 PM

Clear night

67° 💧 None 💨 8 mph H 61%30.09 inHg

9:00 PM

Mostly cloudy night

65° 💧 None 💨 7 mph H 67%30.09 inHg

10:00 PM

Mostly cloudy night

64° 💧 None 💨 6 mph H 73%30.09 inHg

11:00 PM

Partly cloudy night

62° 💧 None 💨 5 mph H 78%30.09 inHg

Tomorrow

12:00 AM

Mostly clear night

61° 💧 None 💨 5 mph H 82%30.09 inHg

1:00 AM

Partly cloudy night

61° 💧 None 💨 5 mph H 85%30.06 inHg

2:00 AM

Mostly cloudy night

61° 💧 None 💨 5 mph H 88%30.06 inHg

3:00 AM

Partly cloudy night

62° 💧 None 💨 5 mph H 91%30.03 inHg

4:00 AM

Overcast night

62° 💧 None 💨 5 mph H 94%30.03 inHg

5:00 AM

Overcast night

63° 💧 None 💨 5 mph H 94%30.00 inHg

6:00 AM

Overcast night

63° 💧 None 💨 5 mph H 94%30.00 inHg

7:00 AM

Overcast

65° 💧 None 💨 6 mph H 92%29.97 inHg

8:00 AM

Overcast

67° 💧 0.000 in 💨 6 mph H 89%29.97 inHg

9:00 AM

Light rain

68° 💧 0.053 in 💨 7 mph H 91%29.94 inHg

10:00 AM

Thunderstorms

68° 💧 0.160 in 💨 6 mph H 96%29.94 inHg

11:00 AM

Thunderstorms

68° 💧 0.245 in 💨 6 mph H 97%29.91 inHg

12:00 PM

Thunderstorms

69° 💧 0.272 in 💨 10 mph H 98%29.88 inHg

1:00 PM

Severe thunderstorms

70° 💧 0.374 in 💨 10 mph H 98%29.85 inHg

2:00 PM

Heavy rain

71° 💧 0.331 in 💨 9 mph H 97%29.83 inHg

3:00 PM

Moderate rain

71° 💧 0.152 in 💨 6 mph H 98%29.80 inHg

4:00 PM

Light rain

71° 💧 0.050 in 💨 6 mph H 98%29.80 inHg

5:00 PM

Light rain

72° 💧 0.013 in 💨 6 mph H 97%29.80 inHg

6:00 PM

Partly cloudy

72° 💧 0.000 in 💨 5 mph H 97%29.77 inHg

7:00 PM

Mostly clear night

70° 💧 None 💨 3 mph H 98%29.77 inHg

8:00 PM

Clear night

69° 💧 None 💨 5 mph H 98%29.80 inHg

9:00 PM

Clear night

69° 💧 None 💨 6 mph H 98%29.80 inHg

10:00 PM

Clear night

68° 💧 None 💨 6 mph H 98%29.80 inHg

11:00 PM

Clear night

68° 💧 None 💨 6 mph H 98%29.80 inHg

Monday

12:00 AM

Mostly clear night

68° 💧 None 💨 6 mph H 97%29.80 inHg

1:00 AM

Clear night

68° 💧 0.000 in 💨 7 mph H 97%29.80 inHg

2:00 AM

Clear night

68° 💧 None 💨 9 mph H 96%29.80 inHg

3:00 AM

Partly cloudy night

67° 💧 None 💨 9 mph H 95%29.80 inHg

4:00 AM

Partly cloudy night

66° 💧 None 💨 9 mph H 93%29.83 inHg

5:00 AM

Mostly cloudy night

64° 💧 None 💨 8 mph H 91%29.83 inHg

6:00 AM

Overcast night

63° 💧 None 💨 8 mph H 88%29.85 inHg

7:00 AM

Light rain

63° 💧 0.019 in 💨 8 mph H 89%29.88 inHg

8:00 AM

Sunny

63° 💧 0.003 in 💨 9 mph H 88%29.91 inHg

9:00 AM

Sunny

67° 💧 None 💨 9 mph H 76%29.94 inHg

10:00 AM

Sunny

68° 💧 None 💨 10 mph H 64%29.94 inHg

11:00 AM

Sunny

70° 💧 None 💨 10 mph H 58%29.97 inHg

12:00 PM

Sunny

71° 💧 None 💨 10 mph H 54%29.97 inHg

1:00 PM

Sunny

72° 💧 None 💨 10 mph H 50%29.97 inHg

2:00 PM

Sunny

72° 💧 None 💨 10 mph H 48%29.97 inHg

3:00 PM

Sunny

72° 💧 None 💨 11 mph H 46%29.97 inHg

4:00 PM

Sunny

71° 💧 None 💨 11 mph H 46%30.00 inHg

5:00 PM

Sunny

70° 💧 None 💨 10 mph H 48%30.03 inHg

6:00 PM

Sunny

67° 💧 None 💨 9 mph H 52%30.06 inHg

7:00 PM

Clear night

64° 💧 None 💨 9 mph H 54%30.09 inHg

8:00 PM

Clear night

62° 💧 None 💨 8 mph H 58%30.15 inHg

9:00 PM

Clear night

60° 💧 None 💨 7 mph H 61%30.18 inHg

10:00 PM

Clear night

58° 💧 None 💨 7 mph H 63%30.21 inHg

11:00 PM

Clear night

56° 💧 None 💨 6 mph H 68%30.21 inHg

Tuesday

12:00 AM

Clear night

55° 💧 None 💨 6 mph H 72%30.24 inHg

1:00 AM

Clear night

54° 💧 None 💨 5 mph H 75%30.24 inHg

2:00 AM

Clear night

53° 💧 None 💨 4 mph H 78%30.24 inHg

3:00 AM

Clear night

52° 💧 None 💨 4 mph H 81%30.27 inHg

4:00 AM

Clear night

52° 💧 None 💨 4 mph H 83%30.27 inHg

5:00 AM

Clear night

51° 💧 None 💨 5 mph H 84%30.30 inHg

6:00 AM

Clear night

51° 💧 None 💨 5 mph H 85%30.33 inHg

7:00 AM

Sunny

52° 💧 None 💨 5 mph H 85%30.36 inHg

8:00 AM

Sunny

55° 💧 None 💨 4 mph H 82%30.39 inHg

11:00 AM

Mostly sunny

64° 💧 None 💨 4 mph H 57%30.39 inHg

2:00 PM

Partly cloudy

67° 💧 None 💨 4 mph H 60%30.36 inHg

5:00 PM

Sunny

65° 💧 None 💨 5 mph H 63%30.36 inHg

8:00 PM

Mostly clear night

58° 💧 None 💨 6 mph H 83%30.36 inHg

11:00 PM

Clear night

56° 💧 None 💨 5 mph H 89%30.36 inHg

Wednesday

2:00 AM

Partly cloudy night

54° 💧 None 💨 5 mph H 94%30.36 inHg

5:00 AM

Clear night

54° 💧 None 💨 5 mph H 95%30.36 inHg

8:00 AM

Mostly sunny

58° 💧 None 💨 5 mph H 90%30.36 inHg

11:00 AM

Partly cloudy

69° 💧 None 💨 7 mph H 68%30.33 inHg

2:00 PM

Mostly sunny

75° 💧 None 💨 6 mph H 62%30.30 inHg

5:00 PM

Mostly sunny

76° 💧 None 💨 5 mph H 66%30.27 inHg

8:00 PM

Mostly cloudy night

69° 💧 None 💨 5 mph H 85%30.30 inHg

11:00 PM

Overcast night

65° 💧 None 💨 5 mph H 91%30.33 inHg

Thursday

2:00 AM

Overcast night

66° 💧 None 💨 5 mph H 91%30.30 inHg

5:00 AM

Overcast night

66° 💧 None 💨 3 mph H 94%30.30 inHg

8:00 AM

Overcast

66° 💧 None 💨 3 mph H 93%30.33 inHg

11:00 AM

Overcast

70° 💧 None 💨 2 mph H 85%30.30 inHg

2:00 PM

Mostly cloudy

73° 💧 None 💨 5 mph H 79%30.24 inHg

5:00 PM

Overcast

74° 💧 None 💨 4 mph H 82%30.24 inHg

8:00 PM

Mostly cloudy night

71° 💧 None 💨 5 mph H 90%30.21 inHg

11:00 PM

Overcast night

69° 💧 None 💨 7 mph H 93%30.18 inHg

Friday

2:00 AM

Overcast night

68° 💧 None 💨 7 mph H 93%30.15 inHg

5:00 AM

Partly cloudy night

67° 💧 None 💨 7 mph H 92%30.09 inHg

8:00 AM

Mostly cloudy

68° 💧 None 💨 6 mph H 88%30.09 inHg

2:00 PM

Overcast

74° 💧 None 💨 6 mph H 80%30.00 inHg

8:00 PM

Light rain

71° 💧 None 💨 4 mph H 92%29.97 inHg

Saturday

2:00 AM

Overcast night

65° 💧 None 💨 6 mph H 70%30.00 inHg

8:00 AM

Partly cloudy

61° 💧 None 💨 8 mph H 75%30.09 inHg

2:00 PM

Partly cloudy

65° 💧 None 💨 6 mph H 49%30.15 inHg

8:00 PM

Overcast night

56° 💧 None 💨 3 mph H 71%30.15 inHg

Sunday

2:00 AM

Partly cloudy night

52° 💧 None 💨 1 mph H 83%30.15 inHg

8:00 AM

Overcast

54° 💧 None 💨 2 mph H 82%30.15 inHg

2:00 PM

Overcast

65° 💧 None 💨 4 mph H 55%30.12 inHg

8:00 PM

Mostly cloudy night

57° 💧 None 💨 4 mph H 77%30.12 inHg

Monday

2:00 AM

Mostly clear night

51° 💧 None 💨 2 mph H 93%30.18 inHg

8:00 AM

Mostly cloudy

54° 💧 None 💨 5 mph H 88%30.30 inHg

2:00 PM

Mostly sunny

67° 💧 None 💨 7 mph H 60%30.30 inHg

8:00 PM

Partly cloudy night

57° 💧 None 💨 4 mph H 88%30.33 inHg

Tuesday

2:00 AM

Overcast night

54° 💧 None 💨 2 mph H 91%30.30 inHg

8:00 AM

Overcast

57° 💧 None 💨 3 mph H 90%30.27 inHg

2:00 PM

Light rain

65° 💧 None 💨 5 mph H 77%30.21 inHg

8:00 PM

Light rain

60° 💧 None 💨 6 mph H 98%30.18 inHg

Wednesday

2:00 AM

Moderate rain

59° 💧 None 💨 7 mph H 98%30.18 inHg

8:00 AM

Overcast

57° 💧 None 💨 8 mph H 97%30.24 inHg

2:00 PM

Overcast

60° 💧 None 💨 10 mph H 78%30.27 inHg

8:00 PM

Clear night

54° 💧 None 💨 6 mph H 77%30.33 inHg

Thursday

2:00 AM

Clear night

51° 💧 None 💨 7 mph H 89%30.36 inHg

8:00 AM

Mostly cloudy

56° 💧 None 💨 8 mph H 87%30.42 inHg

2:00 PM

Overcast

60° 💧 None 💨 9 mph H 63%30.45 inHg

8:00 PM

Overcast night

55° 💧 None 💨 6 mph H 75%30.45 inHg

Friday

2:00 AM

Mostly cloudy night

53° 💧 None 💨 6 mph H 92%30.42 inHg

8:00 AM

Overcast

55° 💧 None 💨 7 mph H 88%30.42 inHg

2:00 PM

Mostly cloudy

65° 💧 None 💨 7 mph H 67%30.36 inHg

8:00 PM

Partly cloudy night

58° 💧 None 💨 4 mph H 92%30.33 inHg

Saturday

2:00 AM

Overcast night

53° 💧 None 💨 3 mph H 98%30.27 inHg

8:00 AM

Overcast

56° 💧 None 💨 1 mph H 93%30.21 inHg

2:00 PM

Overcast

69° 💧 None 💨 6 mph H 75%30.12 inHg

8:00 PM

Overcast night

66° 💧 None 💨 8 mph H 87%30.03 inHg

Sunday

2:00 AM

Light rain

68° 💧 None 💨 11 mph H 98%29.85 inHg

8:00 AM

Overcast

69° 💧 None 💨 10 mph H 98%29.77 inHg

In Arlington and, more broadly, across the state of Massachusetts: The late afternoon will feature a mix of sun and clouds, with temperatures ranging from the mid-60s to low 70s. Winds will be moderate from the south, blowing at around 10 mph, with occasional gusts reaching up to 21 mph. As evening approaches, skies will remain partly cloudy, and temperatures will gradually cool into the upper 50s to low 60s. No precipitation is expected tonight, so conditions will be dry. Overall, it should be a pleasant evening with mild temperatures and gentle breezes.

15-Day Weather Outlook for Arlington

TomorrowTomorrow

Thunderstorms 72°/61° 💧 None 💨 10 mph

Monday, Sep 14Mon Sep 14

Mostly sunny 72°/63° 💧 None 💨 11 mph

Tuesday, Sep 15Tue Sep 15

Mostly sunny 67°/51° 💧 1.750 in 💨 8 mph

Wednesday, Sep 16Wed Sep 16

Mostly sunny 76°/54° 💧 0.000 in 💨 7 mph

Thursday, Sep 17Thu Sep 17

Overcast 74°/65° 💧 0.025 in 💨 5 mph

Friday, Sep 18Fri Sep 18

Overcast 74°/67° 💧 0.004 in 💨 7 mph

Saturday, Sep 19Sat Sep 19

Light rain 71°/61° 💧 0.051 in 💨 8 mph

Sunday, Sep 20Sun Sep 20

Overcast 65°/52° 💧 None 💨 4 mph

Monday, Sep 21Mon Sep 21

Mostly sunny 67°/51° 💧 0.005 in 💨 7 mph

Tuesday, Sep 22Tue Sep 22

Light rain 65°/54° 💧 0.008 in 💨 5 mph

Wednesday, Sep 23Wed Sep 23

Moderate rain 60°/57° 💧 0.776 in 💨 10 mph

Thursday, Sep 24Thu Sep 24

Mostly cloudy 60°/51° 💧 0.001 in 💨 9 mph

Friday, Sep 25Fri Sep 25

Mostly cloudy 65°/53° 💧 0.009 in 💨 7 mph

Saturday, Sep 26Sat Sep 26

Overcast 69°/53° 💧 0.002 in 💨 6 mph

Sunday, Sep 27Sun Sep 27

Light rain 69°/66° 💧 0.184 in 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Arlington

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Arlington

Hourly forecast · Updated every 2 hours

Moderate

Nearest forecast value 4:00 PM

PM2.5 Fine particles Good 3,2µg/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 4,2µg/m³

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

O₃ Ozone Moderate 111,5µg/m³

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

NO₂ Nitrogen dioxide Good 0,8µg/m³

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

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Arlington

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 6,2High 😐Moderate

Tomorrow UV 2,3Low 🙂Fair

Monday UV 5,6Moderate 🙂Fair

Tuesday UV 5,0Moderate 🙂Fair

Wednesday UV 6,0High 🙂Fair

Thursday UV 7,0High —Unavailable

Friday UV 5,0Moderate —Unavailable

Hourly UV index today

4:00 PMUV 2,2 5:00 PMUV 0,9 6:00 PMUV 0,2 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.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor exertion.

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 Arlington

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

NIGHT SKY · ARLINGTON, MASSACHUSETTS

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 12:00 AM–1:00 AM.

76/100Best-hour score

BEST TIME TONIGHT 12:00 AM–1:00 AM Astronomical darkness: 8:36 PM–4:46 AM

☁ Cloud cover 34% Real hourly forecast for the best viewing hour.

☾ Moonlight 2% New Moon · Moon below the horizon at the best viewing hour.

☄ Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 41° 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 min57%

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.

Forecast data for Arlington were last refreshed today at 3:45 PM. The current forecast period extends through 14/09/2026 at 1:00 PM. 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.