Weather Averages Santurce, PR

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Weather Averages for
Santurce, PR


Latitude: 18°26'N, Longitude: 66°0'W, Elevation: 9.0 ft, Distance: 5.33 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 40 years
°F 80 77 77 78 80 80 82 82 82 82 82 80 78
Average high temperature
over 40 years
°F 86 82 84 84 86 87 89 87 89 89 87 86 84
Average low temperature
over 40 years
°F 73 69 69 71 73 73 75 75 75 75 75 73 71
Highest recorded temperature
over 40 years
°F 98 91 96 96 96 96 96 95 96 96 98 96 93
Lowest recorded temperature
over 40 years
°F 60 60 62 60 64 66 69 69 69 69 66 66 62
Average number of rainy days
over 38 years
days 196 17 13 12 13 17 15 19 18 17 17 18 19
Average precipitation
over 40 years
in 52.9 3.0 2.2 2.3 3.7 6.1 4.4 4.5 5.3 5.3 5.5 5.8 4.7
Average dew point
over 41 years
°F 71 66 66 66 69 71 73 73 73 73 73 71 69
Most recorded rainfall
over 40 years
in 74.5 7.6 6.7 5.4 10.4 15.0 11.0 9.3 11.3 14.8 15.1 16.0 16.8
Least recorded rainfall
over 40 years
in 35.5 0.6 0.2 0.7 0.3 0.4 0.3 1.1 1.8 1.7 1.2 1.9 0.7
Average number of days with thunderstorms
over 40 years
days 42 - - - 1 5 5 5 6 8 8 3 1
Average number of days with fog
over 40 years
days 3 - - - - - - - - - - - -
Average morning relative humidity
over 41 years
% 85 83 83 82 82 85 86 85 86 86 87 86 84
Average evening relative humidity
over 41 years
% 68 67 65 64 65 69 69 70 70 71 71 71 69
Average wind speed
over 41 years
mph 12.0 12.0 12.0 13.0 12.0 12.0 10.0 13.0 13.0 12.0 11.0 11.0 12.0
Average number of clear days
over 38 years
days 70 9 7 9 7 3 4 5 5 4 4 5 7
Average number of days above 95°F
over 40 years
days 2 - - - - - - - - - 1 - -
Cooling degree days
over 30 years
days 5558 372 339 403 432 493 519 546 549 525 524 450 406
Average possibility of sunshine
over 38 years
% 66 68 71 76 71 63 64 68 67 62 63 61 60
Average number of cloudy days
over 38 years
days 90 4 4 4 6 12 10 9 8 9 10 7 6
Average number of partly cloudy days
over 38 years
days 205 18 17 18 17 16 16 17 18 17 17 18 18
Average number of days above 85°F
over 40 years
days 262 8 9 15 20 26 29 30 30 29 30 23 12
Average number of days below 75°F
over 40 years
days 250 31 28 30 27 22 13 10 9 11 16 24 29
Average number of days below 65°F
over 40 years
days 5 1 1 1 - - - - - - - - -