Currently: 41 °F. Clear. (Weather station: Barnstable Municipal-Boardman Airport, USA). See more current weatherAnnual Weather Averages in Hyannis
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Hyannis
High Temp: 79 °F
Low Temp: 24 °F
Mean Temp: 51 °F
Precipitation: 3.59"
Humidity: 74%
Dew Point: 43 °F
Wind: 15 mph
Pressure: 30.02 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Hyannis
High Temp: 39 °F
Low Temp: 24 °F
Mean Temp: 31 °F
Precipitation: 3.46"
Humidity: 72%
Dew Point: 23 °F
Wind: 17 mph
Pressure: 30.03 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Hyannis
High Temp: 40 °F
Low Temp: 24 °F
Mean Temp: 32 °F
Precipitation: 3.22"
Humidity: 70%
Dew Point: 23 °F
Wind: 17 mph
Pressure: 30.03 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Hyannis
High Temp: 45 °F
Low Temp: 30 °F
Mean Temp: 37 °F
Precipitation: 4.11"
Humidity: 69%
Dew Point: 28 °F
Wind: 17 mph
Pressure: 30.04 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Hyannis
High Temp: 54 °F
Low Temp: 38 °F
Mean Temp: 46 °F
Precipitation: 3.88"
Humidity: 71%
Dew Point: 37 °F
Wind: 17 mph
Pressure: 29.99 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Hyannis
High Temp: 63 °F
Low Temp: 48 °F
Mean Temp: 55 °F
Precipitation: 3.33"
Humidity: 74%
Dew Point: 47 °F
Wind: 15 mph
Pressure: 29.99 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Hyannis
High Temp: 73 °F
Low Temp: 58 °F
Mean Temp: 65 °F
Precipitation: 3.10"
Humidity: 77%
Dew Point: 58 °F
Wind: 15 mph
Pressure: 29.96 "Hg
Visibility: 8 mi
July Climate & Weather Averages in Hyannis
High Temp: 79 °F
Low Temp: 65 °F
Mean Temp: 72 °F
Precipitation: 2.61"
Humidity: 77%
Dew Point: 64 °F
Wind: 14 mph
Pressure: 29.96 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Hyannis
High Temp: 78 °F
Low Temp: 63 °F
Mean Temp: 71 °F
Precipitation: 3.00"
Humidity: 78%
Dew Point: 64 °F
Wind: 13 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
September Climate & Weather Averages in Hyannis
High Temp: 72 °F
Low Temp: 56 °F
Mean Temp: 64 °F
Precipitation: 4.06"
Humidity: 80%
Dew Point: 58 °F
Wind: 14 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Hyannis
High Temp: 62 °F
Low Temp: 45 °F
Mean Temp: 54 °F
Precipitation: 4.35"
Humidity: 77%
Dew Point: 47 °F
Wind: 15 mph
Pressure: 30.05 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Hyannis
High Temp: 53 °F
Low Temp: 37 °F
Mean Temp: 45 °F
Precipitation: 3.88"
Humidity: 74%
Dew Point: 37 °F
Wind: 16 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Hyannis
High Temp: 44 °F
Low Temp: 29 °F
Mean Temp: 37 °F
Precipitation: 4.13"
Humidity: 74%
Dew Point: 29 °F
Wind: 16 mph
Pressure: 30.06 "Hg
Visibility: 9 mi