Onset, MA weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Onset now
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Onset weather by the hour
Onset weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Onset.
This week in Onset
Sunrise, sunset and moon in Onset
What is the weather usually like in Onset?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 81°F average high
- Januarycoldest month · 22°F average low
- 51.1 inprecipitation per year · 1,299 mm
- 37.2 insnowfall per year · 94 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Onset: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station E WAREHAM, MA US (USC00192451), adjusted for the elevation of Onset.
Onset weather month by month
Sunrise and sunset in Onset through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:05 AM | 4:38 PM | 9 h 32 min |
| February | 6:36 AM | 5:17 PM | 10 h 41 min |
| March | 6:52 AM | 6:50 PM | 11 h 57 min |
| April | 6:00 AM | 7:24 PM | 13 h 24 min |
| May | 5:20 AM | 7:57 PM | 14 h 36 min |
| June | 5:05 AM | 8:20 PM | 15 h 15 min |
| July | 5:19 AM | 8:17 PM | 14 h 57 min |
| August | 5:49 AM | 7:44 PM | 13 h 54 min |
| September | 6:21 AM | 6:53 PM | 12 h 32 min |
| October | 6:53 AM | 6:03 PM | 11 h 9 min |
| November | 6:30 AM | 4:23 PM | 9 h 53 min |
| December | 7:01 AM | 4:14 PM | 9 h 13 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Onset?
Onset has a hot-summer humid continental climate. The warmest month is July, with an average high of 81°F (27°C), and the coldest is January, with average lows of 22°F (-6°C).
It gets about 51.1 inches (1,299 mm) of precipitation a year. The wettest month is March and the driest is July. Snow is common: about 37 inches fall in an average year.
The best time to visit Onset is June to September. At 10 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Onset
Weather in towns near Onset
Questions about the weather in Onset
What is the hottest month in Onset?
July, with an average high of 81°F (27°C).
What is the coldest month in Onset?
January, with an average low of 22°F (-6°C).
How much does it rain in Onset?
About 51.1 inches (1,299 mm) a year; the wettest month is March.
Does it snow in Onset?
Yes, about 37 inches of snow fall in an average year.
When is the best time to visit Onset?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Onset have?
Hot-summer humid continental (Köppen Dfa).
What is the weather like in Onset in November?
Highs average 53°F and lows 35°F, with about 4.4 inches of precipitation.
What time is sunrise in Onset?
Around 6:30 AM in mid-November, and sunset around 4:23 PM. Today’s exact times are shown above.
Where does this Onset weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Onset.
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