Historical Weather in Cambridge, MA
See 55+ years of weather history for any date in Cambridge going back to 1970.
Part of Massachusetts weather history · Massachusetts temperature records
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Monthly Climate Averages
Historical temperature and precipitation averages for Cambridge, MA, based on 55+ years of weather data.
Warmest MonthJulyAvg High: 84°F / Low: 64°F
Coldest MonthJanuaryAvg High: 36°F / Low: 20°F
Jan
36°/ 20°
💧 8.7"
❄️ 2.2"
Feb
39°/ 22°
💧 9.2"
❄️ 2.4"
Mar
47°/ 30°
💧 9.7"
❄️ 2.2"
Apr
57°/ 39°
💧 8.5"
❄️ 1.9"
May
68°/ 49°
💧 7.6"
❄️ 1.5"
Jun
78°/ 58°
💧 8.8"
Jul
84°/ 64°
💧 9.5"
Aug
82°/ 63°
💧 10.0"
Sep
74°/ 56°
💧 10.0"
Oct
63°/ 45°
💧 10.4"
❄️ 1.6"
Nov
52°/ 36°
💧 9.7"
❄️ 1.4"
Dec
42°/ 26°
💧 9.6"
❄️ 2.0"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Cambridge, MA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Avg high Avg low
Cambridge, MA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Rain (in) Snow (in)
Cambridge, MA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Cooler
Hotter
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Best Time to Visit Cambridge, MA
Cambridge, MA has no months that meet our "pleasant" threshold — every season has tradeoffs.
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Feb
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Apr
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Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal
Cambridge Temperature Records
- Record High: The hottest temperature ever recorded in Cambridge, MA is 103°F, set on July 22, 1977.
- Record Low: The coldest temperature ever recorded in Cambridge, MA is -21°F, set on February 21, 2015.
- Data Coverage: Based on 57 years of data from NOAA weather station: JAMAICA PLAIN.
All-Time Record High
103°F
July 22, 1977
All-Time Record Low
-21°F
February 21, 2015
Monthly Temperature Records in Cambridge
| Month | Record High | Record Low |
|---|---|---|
| January | 75°F(2020) | -16°F(2005) |
| February | 74°F(2017) | -21°F(2015) |
| March | 89°F(1998) | -11°F(2015) |
| April | 95°F(1976) | 13°F(1982) |
| May | 99°F(2017) | 23°F(2001) |
| June | 103°F(2025) | 34°F(2009) |
| July | 103°F(1977) | 43°F(2001) |
| August | 102°F(1975) | 39°F(2007) |
| September | 101°F(1973) | 27°F(2000) |
| October | 91°F(1979) | 16°F(2001) |
| November | 83°F(2024) | 6°F(1989) |
| December | 78°F(1998) | -12°F(1980) |
Cambridge Snow RecordsSee the top 10 snowiest days ever recorded
→Holiday Weather in Cambridge
Weather Analysis & Trends
RecordsHottest Temperatures Ever Recorded in Every US StateAll 50 state record highs ranked, including Massachusetts.Severe WeatherTornado Season 2026: Forecasts & What to ExpectAn EF5 already, and the peak still ahead.Climate ForecastEl Niño 2026: What Every US Region Should Expect85% likely by late 2026. Region-by-region impact analysis.