Port Arthur

The tables below display average monthly climate and weather indicators in Port Arthur Texas. Temperature by: Fahrenheit / Centigrade Port Arthur Temperature Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Avg. Temperature 10.5 12.4 16.3 20.5 24.0 27.1 28.2 28.1 25.9 20.9 16.2 12.4 20.2 Avg. Max Temperature 15.7 17.9 21.9 25.7 28.9 31.9 33.3 33.2 30.7 26.8 21.8 17.9 25.5 Avg. Min Temperature 5.3 6.9 10.7 15.3 19.1 22.2 23.2 22.9 20.9 15.1 10.7 6.8 14.9 Days with Max Temp of 32 C or Higher 0.0 0.0 0.0 < 0.5 3.0 17.0 24.0 24.0 13.0 2.0 0.0 0.0 83.0 Days with Min Temp Below Freezing 6.0 3.0 1.0 < 0.5 0.0 0.0 0.0 0.0 0.0 < 0.5 1.0 4.0 14.0     Port Arthur Heating and Cooling Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Heating Degree Days 450 307 155 32.0 0.0 0.0 0.0 0.0 0.0 26.0 177 352 1499 Cooling Degree Days 13.0 10.0 43.0 149 316 471 552 546 408 172 63.0 21.0 2764     Port Arthur Precipitation Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Precipitation (inches) 4.8 3.4 3.2 3.5 5.7 5.6 5.4 5.3 6.3 4.3 4.8 4.8 57.2 Days with Precipitation 0.01 inch or More 10.0 9.0 8.0 7.0 7.0 8.0 11.0 12.0 10.0 6.0 8.0 9.0 106 Monthly Snowfall (inches) 0.1 0.2 0.0 < 0.05 < 0.05 0.0 < 0.05 0.0 0.0 0.0 < 0.05 0.0 0.3     Other Port Arthur Weather Indicators Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual Average Wind Speed 10.7 11.2 11.6 11.6 10.1 8.7 7.4 7.1 8.2 8.8 10.1 10.3 9.6 Clear Days 7.0 8.0 7.0 6.0 7.0 8.0 7.0 7.0 9.0 12.0 10.0 8.0 95.0 Partly Cloudy Days 6.0 6.0 7.0 8.0 12.0 14.0 15.0 15.0 11.0 10.0 7.0 6.0 117 Cloudy Days 18.0 15.0 17.0 16.0 12.0 8.0 9.0 9.0 10.0 9.0 13.0 17.0 153 Percent of Possible Sunshine 42.0 52.0 52.0 52.0 64.0 69.0 65.0 63.0 62.0 67.0 57.0 47.0 58.0 Avg. Relative Humidity 63.0 78.5 76.5 76.5 78.0 79.0 80.5 80.5 79.0 78.0 74.5 76.5 79.5

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