What is the weather in Onset right now?

Current weather in Onset is broken clouds.

Where can I find the hourly weather forecast for Onset?

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

Is the weather forecast for Onset updated regularly?

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

Now · 11:56 PM

Onset Weather & Hourly Forecast

United States · Massachusetts · 02558

61°F

Mostly cloudy night

Feels like: 61°F

💧 Humidity 84% 🌡 Pressure 30.18 inHg 💨 Wind 6 mph 👁 Visibility 6.2 mi ☁ Clouds 57% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:05 AM 🌇 Sunset 7:22 PM

Hourly Forecast for Onset

Tomorrow

12:00 AM

Mostly cloudy night

61° 💧 None 💨 6 mph H 84%30.18 inHg

3:00 AM

Mostly cloudy night

63° 💧 None 💨 5 mph H 77%30.18 inHg

6:00 AM

Overcast night

64° 💧 None 💨 6 mph H 70%30.15 inHg

9:00 AM

Overcast

72° 💧 None 💨 9 mph H 54%30.15 inHg

12:00 PM

Overcast

80° 💧 None 💨 11 mph H 43%30.12 inHg

3:00 PM

Overcast

84° 💧 None 💨 14 mph H 42%30.03 inHg

6:00 PM

Overcast

79° 💧 None 💨 12 mph H 62%30.03 inHg

9:00 PM

Light rain

73° 💧 0.02 in 💨 8 mph H 90%30.06 inHg

Monday

12:00 AM

Overcast night

70° 💧 None 💨 8 mph H 88%30.03 inHg

3:00 AM

Overcast night

68° 💧 None 💨 7 mph H 89%30.06 inHg

6:00 AM

Overcast night

65° 💧 None 💨 5 mph H 88%30.06 inHg

9:00 AM

Overcast

73° 💧 None 💨 4 mph H 68%30.12 inHg

12:00 PM

Overcast

77° 💧 None 💨 4 mph H 54%30.09 inHg

3:00 PM

Overcast

77° 💧 None 💨 9 mph H 59%30.06 inHg

6:00 PM

Overcast

73° 💧 None 💨 9 mph H 72%30.06 inHg

9:00 PM

Mostly cloudy night

68° 💧 None 💨 7 mph H 86%30.09 inHg

Tomorrow

12:00 AM

Mostly cloudy night

61° 💧 None 💨 6 mph H 84%30.18 inHg

1:00 AM

Mostly cloudy night

62° 💧 None 💨 5 mph H 82%30.18 inHg

2:00 AM

Mostly cloudy night

62° 💧 None 💨 5 mph H 80%30.18 inHg

3:00 AM

Mostly cloudy night

63° 💧 None 💨 5 mph H 77%30.18 inHg

4:00 AM

Overcast night

63° 💧 None 💨 4 mph H 76%30.15 inHg

5:00 AM

Overcast night

64° 💧 None 💨 5 mph H 70%30.15 inHg

6:00 AM

Overcast night

64° 💧 None 💨 6 mph H 70%30.15 inHg

7:00 AM

Overcast

65° 💧 None 💨 5 mph H 71%30.18 inHg

8:00 AM

Overcast

68° 💧 None 💨 7 mph H 63%30.18 inHg

9:00 AM

Overcast

72° 💧 None 💨 9 mph H 54%30.15 inHg

10:00 AM

Overcast

75° 💧 None 💨 10 mph H 49%30.15 inHg

11:00 AM

Overcast

78° 💧 None 💨 11 mph H 46%30.12 inHg

12:00 PM

Overcast

80° 💧 None 💨 11 mph H 43%30.12 inHg

1:00 PM

Overcast

82° 💧 None 💨 11 mph H 40%30.09 inHg

2:00 PM

Overcast

83° 💧 None 💨 13 mph H 40%30.06 inHg

3:00 PM

Overcast

84° 💧 None 💨 14 mph H 42%30.03 inHg

4:00 PM

Overcast

83° 💧 None 💨 14 mph H 50%30.03 inHg

5:00 PM

Overcast

81° 💧 None 💨 13 mph H 54%30.03 inHg

6:00 PM

Overcast

79° 💧 None 💨 12 mph H 62%30.03 inHg

7:00 PM

Overcast

78° 💧 None 💨 10 mph H 68%30.03 inHg

8:00 PM

Overcast night

76° 💧 None 💨 11 mph H 76%30.03 inHg

9:00 PM

Light rain

73° 💧 0.02 in 💨 8 mph H 90%30.06 inHg

10:00 PM

Overcast night

72° 💧 None 💨 8 mph H 92%30.03 inHg

11:00 PM

Overcast night

72° 💧 None 💨 8 mph H 89%30.03 inHg

Monday

12:00 AM

Overcast night

70° 💧 None 💨 8 mph H 88%30.03 inHg

1:00 AM

Overcast night

69° 💧 None 💨 8 mph H 87%30.03 inHg

2:00 AM

Overcast night

69° 💧 None 💨 7 mph H 88%30.06 inHg

3:00 AM

Overcast night

68° 💧 None 💨 7 mph H 89%30.06 inHg

4:00 AM

Overcast night

67° 💧 None 💨 6 mph H 90%30.06 inHg

5:00 AM

Overcast night

66° 💧 None 💨 5 mph H 88%30.06 inHg

6:00 AM

Overcast night

65° 💧 None 💨 5 mph H 88%30.06 inHg

7:00 AM

Overcast

66° 💧 None 💨 4 mph H 86%30.09 inHg

8:00 AM

Overcast

69° 💧 None 💨 4 mph H 78%30.09 inHg

9:00 AM

Overcast

73° 💧 None 💨 4 mph H 68%30.12 inHg

10:00 AM

Overcast

76° 💧 None 💨 3 mph H 61%30.12 inHg

11:00 AM

Overcast

75° 💧 None 💨 4 mph H 56%30.12 inHg

12:00 PM

Overcast

77° 💧 None 💨 4 mph H 54%30.09 inHg

1:00 PM

Overcast

77° 💧 None 💨 6 mph H 54%30.09 inHg

2:00 PM

Overcast

80° 💧 None 💨 10 mph H 58%30.09 inHg

3:00 PM

Overcast

77° 💧 None 💨 9 mph H 59%30.06 inHg

4:00 PM

Overcast

76° 💧 None 💨 9 mph H 62%30.06 inHg

5:00 PM

Overcast

75° 💧 None 💨 9 mph H 64%30.06 inHg

6:00 PM

Overcast

73° 💧 None 💨 9 mph H 72%30.06 inHg

7:00 PM

Overcast

70° 💧 None 💨 7 mph H 79%30.09 inHg

8:00 PM

Overcast night

68° 💧 None 💨 7 mph H 84%30.09 inHg

9:00 PM

Mostly cloudy night

68° 💧 None 💨 7 mph H 86%30.09 inHg

10:00 PM

Mostly cloudy night

68° 💧 None 💨 6 mph H 86%30.09 inHg

11:00 PM

Overcast night

68° 💧 None 💨 6 mph H 87%30.06 inHg

Tuesday

12:00 AM

Overcast night

69° 💧 None 💨 6 mph H 82%30.06 inHg

1:00 AM

Overcast night

69° 💧 None 💨 6 mph H 82%30.03 inHg

2:00 AM

Overcast night

69° 💧 None 💨 5 mph H 83%30.03 inHg

3:00 AM

Overcast night

69° 💧 None 💨 4 mph H 84%30.03 inHg

4:00 AM

Light rain

68° 💧 0.01 in 💨 3 mph H 87%30.03 inHg

5:00 AM

Overcast night

68° 💧 None 💨 3 mph H 89%30.03 inHg

6:00 AM

Overcast night

67° 💧 None 💨 2 mph H 91%30.03 inHg

7:00 AM

Overcast

68° 💧 None 💨 1 mph H 91%30.03 inHg

8:00 AM

Overcast

69° 💧 None 💨 1 mph H 89%30.03 inHg

9:00 AM

Light rain

69° 💧 0.01 in 💨 2 mph H 89%30.03 inHg

10:00 AM

Light rain

68° 💧 0.03 in 💨 3 mph H 94%30.03 inHg

11:00 AM

Light rain

69° 💧 0.02 in 💨 3 mph H 92%30.06 inHg

12:00 PM

Light rain

68° 💧 0.02 in 💨 5 mph H 95%30.03 inHg

1:00 PM

Moderate rain

68° 💧 0.04 in 💨 8 mph H 95%30.03 inHg

2:00 PM

Light rain

66° 💧 0.03 in 💨 10 mph H 94%30.03 inHg

3:00 PM

Light rain

66° 💧 0.02 in 💨 10 mph H 91%30.03 inHg

4:00 PM

Light rain

65° 💧 0.01 in 💨 9 mph H 88%30.06 inHg

5:00 PM

Overcast

65° 💧 None 💨 9 mph H 84%30.06 inHg

6:00 PM

Overcast

64° 💧 None 💨 10 mph H 78%30.03 inHg

7:00 PM

Overcast

65° 💧 None 💨 9 mph H 72%30.06 inHg

8:00 PM

Light rain

63° 💧 0.01 in 💨 9 mph H 76%30.09 inHg

9:00 PM

Light rain

62° 💧 0.01 in 💨 9 mph H 79%30.09 inHg

10:00 PM

Light rain

60° 💧 0.04 in 💨 10 mph H 91%30.09 inHg

11:00 PM

Light rain

61° 💧 0.01 in 💨 7 mph H 93%30.12 inHg

Wednesday

12:00 AM

Light rain

61° 💧 0.00 in 💨 7 mph H 93%30.09 inHg

1:00 AM

Overcast night

62° 💧 None 💨 5 mph H 91%30.12 inHg

2:00 AM

Overcast night

62° 💧 None 💨 6 mph H 89%30.09 inHg

3:00 AM

Overcast night

62° 💧 None 💨 6 mph H 85%30.12 inHg

4:00 AM

Overcast night

62° 💧 None 💨 6 mph H 84%30.12 inHg

5:00 AM

Overcast night

63° 💧 None 💨 6 mph H 82%30.12 inHg

6:00 AM

Overcast night

63° 💧 None 💨 8 mph H 82%30.12 inHg

7:00 AM

Overcast

64° 💧 None 💨 8 mph H 78%30.12 inHg

8:00 AM

Overcast

67° 💧 None 💨 9 mph H 71%30.12 inHg

9:00 AM

Overcast

68° 💧 None 💨 10 mph H 65%30.12 inHg

10:00 AM

Overcast

71° 💧 None 💨 10 mph H 57%30.12 inHg

11:00 AM

Overcast

72° 💧 None 💨 10 mph H 54%30.12 inHg

12:00 PM

Overcast

70° 💧 None 💨 10 mph H 58%30.12 inHg

1:00 PM

Overcast

70° 💧 None 💨 11 mph H 62%30.12 inHg

2:00 PM

Overcast

70° 💧 None 💨 10 mph H 66%30.12 inHg

3:00 PM

Overcast

69° 💧 None 💨 8 mph H 71%30.12 inHg

4:00 PM

Overcast

68° 💧 None 💨 8 mph H 72%30.09 inHg

5:00 PM

Overcast

68° 💧 None 💨 6 mph H 73%30.12 inHg

6:00 PM

Overcast

67° 💧 None 💨 7 mph H 78%30.09 inHg

7:00 PM

Overcast

66° 💧 None 💨 7 mph H 81%30.12 inHg

8:00 PM

Overcast night

67° 💧 None 💨 8 mph H 79%30.09 inHg

9:00 PM

Overcast night

67° 💧 None 💨 8 mph H 77%30.09 inHg

10:00 PM

Overcast night

68° 💧 None 💨 8 mph H 75%30.09 inHg

11:00 PM

Overcast night

68° 💧 None 💨 9 mph H 74%30.09 inHg

In Onset and, more broadly, across the state of Massachusetts: Clear skies will continue into the evening, with temperatures remaining mild to warm, ranging from 70 to 75 degrees Fahrenheit. Winds will be light, coming from the southeast at around 3 mph, with occasional gusts reaching the same speed. No precipitation is expected during this time. Conditions will stay calm and pleasant into the late evening hours, making it a comfortable night for outdoor activities or relaxing under the stars. Temperatures are likely to gradually decrease but will stay above the mid-60s through the night. Overall, expect a quiet and clear evening with gentle breezes.

15-Day Weather Outlook for Onset

TomorrowTomorrow

Light rain 84°/63° 💧 0.02 in 💨 14 mph

Monday, Aug 31Mon Aug 31

Overcast 80°/65° 💧 None 💨 10 mph

Tuesday, Sep 1Tue Sep 1

Moderate rain 69°/60° 💧 0.25 in 💨 10 mph

Wednesday, Sep 2Wed Sep 2

Light rain 72°/62° 💧 0.01 in 💨 10 mph

Thursday, Sep 3Thu Sep 3

Moderate rain 73°/65° 💧 0.55 in 💨 12 mph

Friday, Sep 4Fri Sep 4

Overcast 74°/63° 💧 None 💨 12 mph

Saturday, Sep 5Sat Sep 5

Mostly sunny 77°/61° 💧 None 💨 9 mph

Sunday, Sep 6Sun Sep 6

Sunny 79°/61° 💧 None 💨 7 mph

Monday, Sep 7Mon Sep 7

Light rain 79°/63° 💧 0.23 in 💨 12 mph

Tuesday, Sep 8Tue Sep 8

Mostly sunny 74°/63° 💧 None 💨 10 mph

Wednesday, Sep 9Wed Sep 9

Sunny 76°/58° 💧 None 💨 12 mph

Thursday, Sep 10Thu Sep 10

Light rain 83°/67° 💧 0.14 in 💨 12 mph

Friday, Sep 11Fri Sep 11

Sunny 77°/58° 💧 None 💨 12 mph

Saturday, Sep 12Sat Sep 12

Mostly cloudy 63°/49° 💧 None 💨 13 mph

Sunday, Sep 13Sun Sep 13

Partly cloudy 66°/44° 💧 None 💨 10 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Onset

Vertical axis: °F · Color based on temperature

AIR QUALITY FORECAST

Air Quality Forecast for Onset

Hourly forecast · Updated every 2 hours

Fair

Nearest forecast value 12:00 AM

PM2.5 Fine particles Good 2,8µg/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 3,5µg/m³

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

O₃ Ozone Fair 94,7µg/m³

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

NO₂ Nitrogen dioxide Good 0,7µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Onset

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 6,6High —Unavailable

Tomorrow UV 7,1High 😐Moderate

Monday UV 7,1High 😐Moderate

Tuesday UV 0,8Low 😐Moderate

Wednesday UV 6,6High 😐Moderate

Thursday UV 5,0Moderate —Unavailable

Friday UV 5,0Moderate —Unavailable

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.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged 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 Onset

Vertical axis: mph · Horizontal axis: hours

Sustained wind Max gusts

Internal PR simulation: 3.82 Population: 1,380

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Forecast data for Onset were last refreshed today at 11:56 PM. The current forecast period extends through 31/08/2026 at 9:00 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.