CLIMATE CHARTS

Hyannis, Massachusetts

Latitude: 41.6650 Longitude: -70.3039

Elevation: 49.9 feet (15.2 meters)

Hyannis, Massachusetts Temperature Chart Daily average maximum and minimum temperatures for Hyannis, Massachusetts Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec High & Low Temperature °F  °C -30 -34.4 -20 -28.9 -10 -23.3 0 -17.8 10 -12.2 20 -6.7 30 -1.1 40 4.4 50 10.0 60 15.6 70 21.1 80 26.7 90 32.2 100 37.8 110 43.3 Hyannis, Massachusetts Precipitation Chart Precipitation chart for Hyannis, Massachusetts Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Precipitation In. Cm. 0.00 0.00 0.10 0.25 0.20 0.51 0.30 0.76 0.40 1.02 0.50 1.27 0.60 1.52 0.70 1.78 0.80 2.03 0.90 2.29 1.00 2.54 Daylight Chart for HYANNIS, MA Daylight chart for HYANNIS, MA. Latitude 41.7. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Sunrise/Sunset Daylight NOON NOON 0 0 2 2 4 4 6 6 8 8 10 10 12 12 14 2 16 4 18 6 20 8 22 10 24 12

Monthly Data Table for Hyannis, Massachusetts

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 38.6 39.9 44.8 53.6 62.7 72.2 78.1 77.2 71.1 61.2 52.9 43.6
Minimum Temperature °F 21.8 23.4 29.8 38.5 47.5 57.4 63.5 63.2 55.7 45.1 37.1 27.8
Heating Degree Days °F 1079 934 859 569 313 77 8 11 103 371 600 908
Cooling Degree Days °F 0 0 0 0 6 71 188 172 55 4 0 0
Precipitation in. 3.66 3.32 4.47 3.85 3.20 3.37 2.81 3.20 3.49 3.73 4.04 4.17

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 3.7 4.4 7.1 12.0 17.1 22.3 25.6 25.1 21.7 16.2 11.6 6.4
Minimum Temperature °C -5.7 -4.8 -1.2 3.6 8.6 14.1 17.5 17.3 13.2 7.3 2.8 -2.3
Heating Degree Days °C 599 519 477 316 174 43 4 6 57 206 333 504
Cooling Degree Days °C 0 0 0 0 3 39 104 96 31 2 0 0
Precipitation cm. 9.30 8.43 11.35 9.78 8.13 8.56 7.14 8.13 8.86 9.47 10.26 10.59
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