CLIMATE CHARTS

Richland, Washington

Latitude: 46.3119 Longitude: -119.2633

Elevation: 373 feet (113.7 meters)

Richland, Washington Temperature Chart Daily average maximum and minimum temperatures for Richland, Washington 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 Richland, Washington Precipitation Chart Precipitation chart for Richland, Washington 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 RICHLAND, WA Daylight chart for RICHLAND, WA. Latitude 46.3. 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 Richland, Washington

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 40.7 47.4 57.5 65.1 73.3 80.1 88.3 87.5 78.3 64.4 49.1 38.3
Minimum Temperature °F 28.8 30.1 35.4 40.5 47.5 54.0 59.1 58.3 50.3 40.4 33.7 27.4
Heating Degree Days °F 938 735 575 368 177 44 5 5 87 392 708 996
Cooling Degree Days °F 0 0 0 2 34 106 274 250 66 1 0 0
Precipitation in. 1.01 0.77 0.69 0.60 0.65 0.50 0.25 0.16 0.31 0.54 1.02 1.12

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 4.8 8.6 14.2 18.4 22.9 26.7 31.3 30.8 25.7 18.0 9.5 3.5
Minimum Temperature °C -1.8 -1.1 1.9 4.7 8.6 12.2 15.1 14.6 10.2 4.7 0.9 -2.6
Heating Degree Days °C 521 408 319 204 98 24 3 3 48 218 393 553
Cooling Degree Days °C 0 0 0 1 19 59 152 139 37 1 0 0
Precipitation cm. 2.57 1.96 1.75 1.52 1.65 1.27 0.64 0.41 0.79 1.37 2.59 2.84
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