ClimateAverages

Lynn Climate

Massachusetts, United States of America · population 92,457 · 534 weather stations within 200 km · records 1750 to 2025

Average annual daytime high
14.6°C
Warmest month · July
26.8°C
Typical daytime high
Coldest month · January
-6.8°C
Typical overnight low

Lynn has an average annual daytime high of 14.6°C, based on the 1951 to 1980 baseline. Its warmest month is July, when highs typically reach 26.8°C, and its coldest is January, with overnight lows near -6.8°C.

Month by month averages

MonthAvg highAvg low
January2.3°C-6.8°CColdest
February3.1°C-6.3°C
March7.0°C-1.8°C
April13.2°C2.9°C
May19.1°C8.2°C
June23.9°C13.3°C
July26.8°C16.5°CWarmest
August26.0°C15.9°C
September22.1°C11.9°C
October16.6°C6.2°C
November10.6°C1.7°C
December4.3°C-4.4°C

Temperature range across the year

-9°1°10°19°29°JanFebMarAprMayJunJulAugSepOctNovDec
Daytime high Overnight low
Hottest year on record
2011
+2.2°C vs. 1951–1980
Coldest year on record
1762
-2.2°C vs. 1951–1980

These figures reflect annual averages, not single-day records. Daily observations are outside this dataset's precision.

Is Lynn getting hotter?

Since 1900, Lynn's average temperature has risen by +2.0°C. Compared to the earliest station records that begin in 1750, warming totals +2.5°C.

8.9°9.6°10.2°10.9°11.6°1951–1980 baseline190019251950197520002025

20-year smoothed annual temperature reconstructed from station anomalies. Dashed line: 1951–1980 baseline.

Best time to visit
May to October

Daytime highs sit within a comfortable 15°C to 26°C range.

FAQ

What is the average temperature in Lynn?

Lynn's average annual daytime high is 14.6°C, based on the 1951 to 1980 baseline period. The warmest month is July, with highs averaging 26.8°C, and the coldest is January, with lows averaging -6.8°C.

What is the warmest month in Lynn?

July is the warmest month in Lynn, with typical daytime highs of 26.8°C.

What is the hottest year on record for Lynn?

2011 is the hottest year on record for Lynn, running +2.2°C above the 1951 to 1980 baseline.

Is Lynn getting hotter?

Yes. Since 1900, Lynn has warmed by roughly +2.0°C.

When is the best time to visit Lynn?

May to October typically offers the most comfortable daytime highs, in the 15°C to 26°C range.

Nearby cities

Baseline period 1951 to 1980. Monthly averages are the mean of station observations weighted by proximity. Warming trend is the 20-year smoothed anomaly against that baseline.