Cambridge, Massachusetts weather

United States · America/New_York · 42.37, -71.11

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Cambridge, Massachusetts 7 day forecast

A week of highs, lows, rain chances, wind, and UV for Cambridge, Massachusetts, with a plain note about how much to trust each day.

The week at a glance

No day this week currently shows a strong rain signal.

Source updated: 12:31:07 AM · WeatherSignal checked: 12:31:07 AM

Source: Open-Meteo (national weather-service models)

Today
Overcast
67° / 45°
Rain:
0% · 0.08″
Wind:
18 mph
UV:
4.0
Sun:
2:00 AM to 2:00 PM
High confidence: temperatures should be close, timing may shift by an hour or two.
Tomorrow
Clear sky
51° / 36°
Rain:
0% · 0.00″
Wind:
11 mph
UV:
3.7
Sun:
2:00 AM to 2:00 PM
High confidence: temperatures should be close, timing may shift by an hour or two.
Monday, Oct 19
Clear sky
55° / 40°
Rain:
0% · 0.00″
Wind:
6 mph
UV:
0.3
Sun:
2:00 AM to 2:00 PM
Moderate confidence: the pattern is reliable, the details are not settled.
Tuesday, Oct 20
Clear sky
59° / 44°
Rain:
0% · 0.00″
Wind:
11 mph
UV:
0.0
Sun:
2:00 AM to 2:00 PM
Moderate confidence: the pattern is reliable, the details are not settled.
Wednesday, Oct 21
Clear sky
53° / 45°
Rain:
0% · 0.00″
Wind:
11 mph
UV:
0.0
Sun:
2:00 AM to 2:00 PM
Lower confidence: a long range outlook, useful for planning direction, not for exact numbers.
Thursday, Oct 22
Clear sky
55° / 45°
Rain:
0% · 0.00″
Wind:
8 mph
UV:
0.0
Sun:
2:00 AM to 2:00 PM
Lower confidence: a long range outlook, useful for planning direction, not for exact numbers.
Friday, Oct 23
Clear sky
51° / 47°
Rain:
0% · 0.00″
Wind:
13 mph
UV:
0.0
Sun:
2:00 AM to 2:00 PM
Lower confidence: a long range outlook, useful for planning direction, not for exact numbers.

Forecast confidence drops the further out you look. Use days five through seven to decide whether to keep a plan flexible, not to schedule around an exact hour.

Planning your week in Cambridge, Massachusetts

The warmest afternoon ahead is today, reaching about 67°F.
The coldest night ahead dips to about 36°F.
This is a dry stretch — most days show rain chances under 20%, good for outdoor plans.
The breeziest day looks like today, with sustained wind near 18 mph.

Common questions about Cambridge, Massachusetts weather

How accurate is the Cambridge, Massachusetts forecast?: The next 48 hours are usually reliable on temperature and sky cover, with timing that can shift by an hour or two. Days three and four are dependable for the overall pattern. Beyond that, treat the numbers as a planning direction rather than a promise — we label confidence on every day so you can judge for yourself.
What is the best day this week in Cambridge, Massachusetts?: No day in the current outlook has a rain chance above 40%, so conditions look favorable for outdoor plans across the week.
Where does this forecast come from?: Forecast values come from national weather model data, and official warnings come from the National Weather Service. We show the source and the last-updated time on every page, and we never invent a number the source did not publish — missing measurements are hidden, not guessed.
How often is this page updated?: The forecast refreshes whenever the source model publishes new data, typically several times a day. The freshness note near the top of the page shows exactly when the numbers you are looking at were issued.

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