Annual Weather Averages Near Marlborough
Averages are for Hanscom Field, which is 16 miles from Marlborough.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Marlborough
High Temp: 84 °F
Low Temp: 18 °F
Mean Temp: 49 °F
Precipitation: 3.71"
Humidity: 68%
Dew Point: 39 °F
Wind: 13 mph
Pressure: 30.04 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Marlborough
High Temp: 35 °F
Low Temp: 18 °F
Mean Temp: 27 °F
Precipitation: 2.99"
Humidity: 67%
Dew Point: 17 °F
Wind: 15 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Marlborough
High Temp: 38 °F
Low Temp: 19 °F
Mean Temp: 29 °F
Precipitation: 2.83"
Humidity: 64%
Dew Point: 18 °F
Wind: 15 mph
Pressure: 30.05 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Marlborough
High Temp: 46 °F
Low Temp: 26 °F
Mean Temp: 36 °F
Precipitation: 4.01"
Humidity: 61%
Dew Point: 24 °F
Wind: 16 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Marlborough
High Temp: 58 °F
Low Temp: 36 °F
Mean Temp: 47 °F
Precipitation: 3.96"
Humidity: 60%
Dew Point: 33 °F
Wind: 15 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Marlborough
High Temp: 69 °F
Low Temp: 46 °F
Mean Temp: 57 °F
Precipitation: 3.50"
Humidity: 66%
Dew Point: 46 °F
Wind: 13 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Marlborough
High Temp: 78 °F
Low Temp: 55 °F
Mean Temp: 67 °F
Precipitation: 3.90"
Humidity: 70%
Dew Point: 56 °F
Wind: 12 mph
Pressure: 29.96 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Marlborough
High Temp: 84 °F
Low Temp: 61 °F
Mean Temp: 72 °F
Precipitation: 3.89"
Humidity: 70%
Dew Point: 62 °F
Wind: 11 mph
Pressure: 29.97 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Marlborough
High Temp: 83 °F
Low Temp: 59 °F
Mean Temp: 71 °F
Precipitation: 3.37"
Humidity: 71%
Dew Point: 61 °F
Wind: 11 mph
Pressure: 30.02 "Hg
Visibility: 9 mi
September Climate & Weather Averages in Marlborough
High Temp: 74 °F
Low Temp: 51 °F
Mean Temp: 63 °F
Precipitation: 3.70"
Humidity: 74%
Dew Point: 55 °F
Wind: 11 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Marlborough
High Temp: 62 °F
Low Temp: 40 °F
Mean Temp: 51 °F
Precipitation: 4.51"
Humidity: 73%
Dew Point: 43 °F
Wind: 12 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Marlborough
High Temp: 51 °F
Low Temp: 31 °F
Mean Temp: 41 °F
Precipitation: 3.77"
Humidity: 68%
Dew Point: 32 °F
Wind: 13 mph
Pressure: 30.11 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Marlborough
High Temp: 41 °F
Low Temp: 23 °F
Mean Temp: 32 °F
Precipitation: 4.05"
Humidity: 69%
Dew Point: 24 °F
Wind: 13 mph
Pressure: 30.09 "Hg
Visibility: 9 mi