CLIMATE CHARTS

Sam Rayburn Dam, Texas

Latitude: 31.0619 Longitude: -94.1011

Elevation: 189 feet (57.6 meters)

Sam Rayburn Dam, Texas Temperature Chart Daily average maximum and minimum temperatures for Sam Rayburn Dam, Texas 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 Sam Rayburn Dam, Texas Precipitation Chart Precipitation chart for Sam Rayburn Dam, Texas 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 SAM RAYBURN DAM, TX Daylight chart for SAM RAYBURN DAM, TX. Latitude 31.1. 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 Sam Rayburn Dam, Texas

Imperial Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °F 56.9 60.5 68.1 75.6 82.8 88.6 91.4 92.1 87.1 77.7 67.3 58.9
Minimum Temperature °F 38.7 42.0 49.0 55.9 64.8 71.0 73.1 72.6 67.6 57.1 48.9 40.7
Heating Degree Days °F 539 393 237 84 7 0 0 0 4 68 244 480
Cooling Degree Days °F 6 8 37 107 280 444 535 538 375 143 37 9
Precipitation in. 5.27 4.70 4.95 3.94 4.50 6.18 3.89 4.01 4.29 5.54 6.33 6.15

Metric Units
Statistic Units Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum Temperature °C 13.8 15.8 20.1 24.2 28.2 31.4 33.0 33.4 30.6 25.4 19.6 14.9
Minimum Temperature °C 3.7 5.6 9.4 13.3 18.2 21.7 22.8 22.6 19.8 13.9 9.4 4.8
Heating Degree Days °C 299 218 132 47 4 0 0 0 2 38 136 267
Cooling Degree Days °C 3 4 21 59 156 247 297 299 208 79 21 5
Precipitation cm. 13.39 11.94 12.57 10.01 11.43 15.70 9.88 10.19 10.90 14.07 16.08 15.62
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