Historical Weather in Lynn, MA
See 55+ years of weather history for any date in Lynn 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 Lynn, MA, based on 55+ years of weather data.
Warmest MonthJulyAvg High: 82°F / Low: 64°F
Coldest MonthJanuaryAvg High: 36°F / Low: 21°F
Jan
36°/ 21°
💧 8.8"
❄️ 2.4"
Feb
39°/ 23°
💧 9.1"
❄️ 2.7"
Mar
46°/ 30°
💧 9.9"
❄️ 2.3"
Apr
56°/ 39°
💧 9.1"
❄️ 1.9"
May
67°/ 49°
💧 7.8"
❄️ 0.5"
Jun
76°/ 58°
💧 8.7"
Jul
82°/ 64°
💧 9.2"
Aug
80°/ 63°
💧 10.1"
Sep
73°/ 56°
💧 10.3"
Oct
62°/ 46°
💧 10.6"
❄️ 1.2"
Nov
52°/ 36°
💧 10.0"
❄️ 1.9"
Dec
41°/ 27°
💧 9.6"
❄️ 2.1"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Lynn, MA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Avg high Avg low
Lynn, MA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Rain (in) Snow (in)
Lynn, 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.
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Best Time to Visit Lynn, MA
Lynn, MA has no months that meet our "pleasant" threshold — every season has tradeoffs.
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal
Lynn Temperature Records
- Record High: The hottest temperature ever recorded in Lynn, MA is 105°F, set on June 28, 1991.
- Record Low: The coldest temperature ever recorded in Lynn, MA is -22°F, set on January 22, 1984.
- Data Coverage: Based on 43 years of data from NOAA weather station: MARBLEHEAD.
All-Time Record High
105°F
June 28, 1991
All-Time Record Low
-22°F
January 22, 1984
Monthly Temperature Records in Lynn
| Month | Record High | Record Low |
|---|---|---|
| January | 74°F(2020) | -22°F(1984) |
| February | 78°F(2018) | -20°F(2023) |
| March | 91°F(1998) | -5°F(2003) |
| April | 94°F(2002) | 8°F(1982) |
| May | 97°F(2001) | 26°F(2017) |
| June | 105°F(1991) | 35°F(2020) |
| July | 103°F(2011) | 43°F(2016) |
| August | 102°F(1975) | 39°F(1981) |
| September | 99°F(1983) | 29°F(1989) |
| October | 87°F(2007) | 13°F(2020) |
| November | 82°F(2024) | -3°F(1989) |
| December | 77°F(1998) | -15°F(1989) |
Lynn Snow RecordsSee the top 10 snowiest days ever recorded
→Holiday Weather in Lynn
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.