Weather Averages Block Island, RI

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Weather Averages for
Block Island, RI


Latitude: 41°10'N, Longitude: 71°35'W, Elevation: 110.0 ft, Distance: 0.74 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°F 50 30 31 37 45 54 63 69 70 63 54 46 36
Average high temperature
over 30 years
°F 56 37 37 43 51 61 70 76 76 69 60 51 42
Average low temperature
over 30 years
°F 44 24 25 31 39 48 57 63 63 57 48 40 30
Average precipitation
over 30 years
in 40.8 3.4 3.2 3.7 3.8 3.5 3.0 2.7 3.2 3.1 3.1 4.1 4.0
Heating degree days
over 30 years
days 5706 1060 952 846 582 316 78 - 6 81 322 567 896
Cooling degree days
over 30 years
days 399 - - - - - 36 157 164 42 - - -