CLIMATE CHARTS

St. John, Washington

Latitude: 47.0933 Longitude: -117.5878

Elevation: 1952.1 feet (595.0 meters)

St. John, Washington Temperature Chart Daily average maximum and minimum temperatures for St. John, 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 St. John, Washington Precipitation Chart Precipitation chart for St. John, 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 ST. JOHN, WA Daylight chart for ST. JOHN, WA. Latitude 47.1. 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 St. John, Washington

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 39.0 44.3 52.7 60.6 68.8 76.1 85.8 85.8 76.1 62.5 46.2 36.6
Minimum Temperature °F 26.3 28.1 32.0 35.8 41.5 46.9 50.9 50.3 43.1 35.2 30.8 24.3
Heating Degree Days °F 1003 806 702 504 316 141 34 40 191 501 795 1071
Cooling Degree Days °F 0 0 0 0 10 36 138 134 29 1 0 0
Precipitation in. 1.99 1.52 1.72 1.49 1.53 1.21 0.62 0.46 0.72 1.33 2.39 2.32

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 3.9 6.8 11.5 15.9 20.4 24.5 29.9 29.9 24.5 16.9 7.9 2.6
Minimum Temperature °C -3.2 -2.2 0.0 2.1 5.3 8.3 10.5 10.2 6.2 1.8 -0.7 -4.3
Heating Degree Days °C 557 448 390 280 176 78 19 22 106 278 442 595
Cooling Degree Days °C 0 0 0 0 6 20 77 74 16 1 0 0
Precipitation cm. 5.05 3.86 4.37 3.78 3.89 3.07 1.57 1.17 1.83 3.38 6.07 5.89
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