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Needham weather

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NWSNational Blend (NBM)
40°
Clear
Feels 35° · Wind 2 mph · Humidity 85%
AmericanNOAA GFS
36°
Overcast
Feels 30° · Wind 4 mph · Humidity 74%
EuropeanECMWF
40°
Mainly clear
Feels 35° · Wind 4 mph · Humidity 76%

Latest for Needham: NWS (National Blend (NBM)): 40° Clear · American (NOAA GFS): 36° Overcast · European (ECMWF): 40° Mainly clear.

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Needham weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Needham weather in numbers

measured normals and 10 years of recorded weather

Needham swings 61°F across the year, from 82°F highs in July to 21°F lows in February, and November is usually the wettest month in a year that brings about 49 in of precipitation. Over 10 years of recorded weather it averages 86 days a year at 77°F or above, 29 of them at 86°F or above, 108 frost nights, and rain on 129 days.

Warmest month
July
82°F average high
Coldest month
February
21°F average low
Wettest month
November
49 in a year
Comfortable
4 months
May, June, September and October
Residents
29,000
share this forecast
Most accurate here
European
97/100 CheckWeather Score
Warm days
86 days
a year at 77°F or above
Frost nights
108 nights
a year below 32°F
Rain days
129 days
a year with 0.04 in or more

Day counts are from the ERA5 reanalysis for Needham’s grid square, 2016 to 2025, counted the same way for every city so the numbers compare. A reanalysis square is an area, not a weather station, so it is good for counting days and not for a single day’s record.

The weather map: all three models at once

NWS, American, European side by side around Needham and nearby towns.Live rain radar →
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Needham hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Needham 10-day forecast, out to 14 days

where the models agree, and where they split

Needham, Massachusetts (MA) is at its warmest in Jul (average highs near 82°F) and coldest in Feb (lows around 21°F), with roughly 49 in of precipitation across the year. Below, compare what NWS, American, European forecast for Needham right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Needham climate by month

average daytime high and overnight low across a typical year (1991-2020)
Jan
35°
22°
Feb
39°
21°
Mar
45°
28°
Apr
57°
38°
May
68°
47°
Jun
77°
57°
Jul
82°
65°
Aug
82°
64°
Sep
73°
56°
Oct
62°
44°
Nov
50°
34°
Dec
40°
26°

Source: 1991-2020 averages, ERA5 for this place adjusted with NASA POWER.

How the weather around Needham has changed since 1995

Needham sits in the same roughly 50 km square of NASA's reanalysis as Boston. That square ran 1.6°F warmer in 2015-2024 than in 1995-2004. See the full 30-year picture on the Boston page.

Which forecast is most accurate in Needham?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
97
/100rank #1
97±0.3°F99±0.4 mph9597% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
89
/100rank #2
87±1.3°F94±1.9 mph8994% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Common questions

What's the weather in Needham today?
On this page we show what NWS, American, European each forecast for Needham today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Needham today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Needham and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Needham?
Over the last 30 days, the European model has been the most accurate for Needham (CheckWeather Score 97/100), ahead of the American at 89. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Needham?
July is typically the warmest month in Needham, with average highs around 82°F.
How cold does Needham get?
The coldest month in Needham is February, when overnight lows average about 21°F.
How much rain does Needham get?
Needham sees roughly 49 in of precipitation a year, with November usually the wettest month.

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