Weather Averages Base Line, CA

Weather Reports

Enter Location or Click Browse
Weather Averages for
Base Line, CA



Latitude: 34°6'N, Longitude: 117°14'W, Elevation: 875.7 m, Distance: 2.19 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 48 years
°C 17 10 12 13 15 18 21 25 25 23 19 14 11
Average high temperature
over 48 years
°C 25 17 18 20 22 26 30 35 34 32 27 22 18
Average low temperature
over 48 years
°C 9 3 5 6 8 11 13 16 16 15 11 6 3
Highest recorded temperature
over 48 years
°C 45 32 33 37 38 43 45 44 44 45 42 35 31
Lowest recorded temperature
over 48 years
°C -6 -6 -3 -3 0 1 4 8 7 5 0 -2 -4
Average number of rainy days
over 48 years
days 39 6 5 7 4 2 1 1 1 1 2 4 5
Average number of days above 27°C
over 12 years
days 48 - 1 2 5 13 26 24 17 7 1 - 96
Average precipitation
over 48 years
cm 32.3 6.1 5.6 5.3 2.8 1.0 0.3 0.3 0.5 1.0 1.3 3.8 4.8
Average dew point
over 10 years
°C 7 0 2 5 6 9 11 13 13 12 8 2 0
Average number of days with thunderstorms
over 48 years
days 12 1 1 1 1 1 1 1 1 1 1 1 1
Average number of days with fog
over 48 years
days 128 8 9 13 12 15 14 8 10 11 13 8 7
Average morning relative humidity
over 10 years
% 66.2 63.2 66.1 71 68 69.9 68.8 64.7 66.8 65.1 66.4 61.9 62.5
Average evening relative humidity
over 10 years
% 36.7 36.6 38.6 44.2 38.3 39.5 36.7 29.8 32.2 35 36.5 36.8 36.9
Average wind speed
over 12 years
km/h 17.7 4.8 4.8 4.8 4.8 4.8 4.8 4.8 4.8 3.2 3.2 3.2 4.8
Average snowfall
over 48 years
cm 0.8 0.8 - - - - - - - - - - -
Most rain reported in a day
over 48 years
cm 10.2 10.2 5.8 5.6 4.1 3.8 1.3 0.8 4.8 8.4 4.1 9.7 9.9
Most rain reported in a month
over 48 years
cm 73.2 28.4 26.7 20.6 12.2 6.3 1.8 1.0 5.6 9.9 7.6 20.3 19.8
Least rain reported in a month
over 48 years
cm 8.1 - - - - - - - - - - - -
Heating degree days
over 47 years
days 1846 408 306 281 155 62 10 - - 1 41 208 374
Cooling degree days
over 47 years
days 1602 - 1 4 32 85 214 417 417 310 110 12 -
Most snow reported in a month
over 48 years
cm 20.1 20.1 - 1.5 - - - - - - - - 5.1
Average possibility of clouds
over 10 years
% 35.7 40.1 46.8 49.2 43.3 44 29.5 17.2 18.2 28.5 35.6 37.6 39.6
Average number of days below -1°C
over 48 years
days 12 5 2 1 - - - - - - - 1 3
Most snow reported in a day
over 48 years
cm 23.1 - 1.5 - - - - - - - - 5.1 16.5
Deepest snow cover reported
over 48 years
cm 7.6 7.6 - - - - - - - - - - -
Average wet bulb point
over 10 years
°C 12 6 7 9 11 13 16 17 17 16 13 8 6
Average number of days below 2°C
over 48 years
days 66 18 12 8 3 1 - - - - 1 7 16