CLIMATE CHARTS

Priest Rapids Dam, Washington

Latitude: 46.6464 Longitude: -119.9064

Elevation: 428.1 feet (130.5 meters)

Priest Rapids Dam, Washington Temperature Chart Daily average maximum and minimum temperatures for Priest Rapids Dam, 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 Priest Rapids Dam, Washington Precipitation Chart Precipitation chart for Priest Rapids Dam, 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 PRIEST RAPIDS DAM, WA Daylight chart for PRIEST RAPIDS DAM, WA. Latitude 46.6. 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 Priest Rapids Dam, Washington

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 40.9 46.8 57.5 65.8 74.9 82.0 90.8 89.9 80.2 65.4 50.0 39.2
Minimum Temperature °F 28.8 31.4 37.9 44.2 51.9 59.0 65.6 64.9 56.2 44.5 35.3 27.5
Heating Degree Days °F 935 725 536 304 115 20 1 1 47 319 670 981
Cooling Degree Days °F 0 0 0 4 66 185 410 385 143 7 0 0
Precipitation in. 1.02 0.67 0.63 0.53 0.45 0.45 0.22 0.15 0.27 0.52 1.10 1.41

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 4.9 8.2 14.2 18.8 23.8 27.8 32.7 32.2 26.8 18.6 10.0 4.0
Minimum Temperature °C -1.8 -0.3 3.3 6.8 11.1 15.0 18.7 18.3 13.4 6.9 1.8 -2.5
Heating Degree Days °C 519 403 298 169 64 11 1 1 26 177 372 545
Cooling Degree Days °C 0 0 0 2 37 103 228 214 79 4 0 0
Precipitation cm. 2.59 1.70 1.60 1.35 1.14 1.14 0.56 0.38 0.69 1.32 2.79 3.58
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