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Forecast confidence: High · models disagree by 3°F

Cambridge weather

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Light drizzle,rain likely tomorrow

NWS, the American and the European model agree on a high near 71° in Cambridge today. Tomorrow looks drizzle around 69°, with a 100% chance of rain.

71°63°
69°59°
78°55°
79°61°
76°62°
78°67°
Todaymodels agreeTomorrowmodels agreeMondaymodels agreeTuesdaymodels agreeWednesdaysplit ±8°Thursdaysplit ±9°
NWSNational Blend (NBM)
70°
Light drizzle
Today 70°·Low 63°·Rain 17%
AmericanNOAA GFS
73°
Cloudy
Today 73°·Low 62°·Rain 17%
EuropeanECMWF
70°
Heavy drizzle
Today 70°·Low 63°·Rain 98%

The weather map: all three models at once

NWS, American, European side by side around Cambridge and nearby towns.Live rain radar →
Loading the three model maps…

Next 14 hours

consensus of the three models

14-day forecast

where the models agree, and where they split
Today
Light drizzle
71° 63°
models agree
Tomorrow
Drizzle
69° 59°
models agree
Mon
Clear
78° 55°
models agree
Tue
Partly cloudy
79° 61°
models agree
Wed
Partly cloudy
76° 62°
±8°
Thu
Partly cloudy
78° 67°
±9°
Fri
Cloudy
77° 62°
±12°
Sat
Mostly clear
76° 59°
±11°
Sun
Partly cloudy
79° 63°
±17°
Mon
Light drizzle
82° 65°
±14°
Tue
Drizzle
75° 62°
±11°
Wed
Heavy drizzle
74° 59°
±6°
Thu
Cloudy
70° 57°
models agree
Fri
Cloudy
68° 56°
models agree

Cambridge, MA is at its warmest in Jul (average highs near 84°F) and coldest in Feb (lows around 25°F), with roughly 51 in of precipitation across the year. Below, compare what NWS, American, European forecast for Cambridge 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.

Cambridge climate by month

average daytime high and overnight low across a typical year
Jan
40°
27°
Feb
42°
25°
Mar
47°
32°
Apr
57°
40°
May
68°
49°
Jun
77°
59°
Jul
84°
67°
Aug
79°
63°
Sep
73°
58°
Oct
64°
48°
Nov
51°
36°
Dec
43°
30°

Which forecast is most accurate in Cambridge?

CheckWeather Score — graded against the weather that actually happened
ProviderCheckWeather Score🌡 Temp💨 Wind🌧 RainRun by
European logo
European ★ Best
81
/100rank #1
84±1.6°F97±1.0 mph6581% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
67
/100rank #2
79±2.1°F92±2.4 mph3665% 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.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±3°70° to 73°±81%17% to 98% chance
Tomorrow±2°68° to 70°±52%48% to 100% chance
Monmodels agree78° to 78°±1%0% to 1% chance
Tue±1°79° to 80°±21%0% to 21% chance
Wed±8°72° to 80°±2%25% to 27% chance

The models often agree on temperature and still split on rain — and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Cambridge

today, local time
Sunrise
06:14
Sunset
19:11
Daylight
12h 57m

Common questions

What's the weather in Cambridge today?
On this page we show what NWS, American, European each forecast for Cambridge 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 Cambridge today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Cambridge 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 Cambridge?
Over the last 30 days, the European model has been the most accurate for Cambridge (CheckWeather Score 81/100), ahead of the American at 67. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Cambridge?
July is typically the warmest month in Cambridge, with average highs around 84°F.
How cold does Cambridge get?
The coldest month in Cambridge is February, when overnight lows average about 25°F.
How much rain does Cambridge get?
Cambridge sees roughly 51 in of precipitation a year, with January usually the wettest month.

Nearby

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