Middletown / Harrisburg
The tables below display average monthly climate and weather indicators in Middletown / Harrisburg Pennsylvania.
Temperature by: Fahrenheit / Centigrade
| Middletown / Harrisburg Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature | -1.9 | -0.4 | 5.1 | 10.9 | 16.6 | 21.6 | 24.3 | 23.4 | 19.1 | 12.6 | 6.9 | 0.9 | 11.6 |
| Avg. Max Temperature | 2.2 | 4.0 | 10.2 | 16.7 | 22.5 | 27.3 | 29.9 | 28.8 | 24.6 | 18.2 | 11.4 | 4.8 | 16.7 |
| Avg. Min Temperature | -6.0 | -4.8 | 0.0 | 5.1 | 10.6 | 15.9 | 18.7 | 17.9 | 13.6 | 7.0 | 2.3 | -3.0 | 6.4 |
| Days with Max Temp of 32 C or Higher | 0.0 | 0.0 | 0.0 | < 0.5 | 1.0 | 5.0 | 9.0 | 6.0 | 2.0 | < 0.5 | 0.0 | 0.0 | 22.0 |
| Days with Min Temp Below Freezing | 26.0 | 23.0 | 17.0 | 4.0 | < 0.5 | 0.0 | 0.0 | 0.0 | < 0.5 | 2.0 | 11.0 | 23.0 | 106 |
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| Middletown / Harrisburg Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days | 1128 | 944 | 738 | 402 | 147 | 9.0 | 0.0 | 0.0 | 59.0 | 329 | 618 | 973 | 5347 |
| Cooling Degree Days | 0.0 | 0.0 | 0.0 | 0.0 | 48.0 | 186 | 332 | 285 | 101 | 10.0 | 0.0 | 0.0 | 962 |
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| Middletown / Harrisburg Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) | 2.8 | 2.9 | 3.3 | 3.2 | 4.3 | 3.9 | 3.6 | 3.3 | 3.5 | 2.9 | 3.5 | 3.2 | 40.5 |
| Days with Precipitation 0.01 inch or More | 11.0 | 10.0 | 11.0 | 12.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 8.0 | 10.0 | 10.0 | 124 |
| Monthly Snowfall (inches) | 10.0 | 9.2 | 6.4 | 0.6 | < 0.05 | < 0.05 | 0.0 | < 0.05 | 0.0 | 0.0 | 2.0 | 6.6 | 34.8 |
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| Other Middletown / Harrisburg Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed | 8.5 | 9.1 | 9.7 | 9.3 | 7.8 | 6.9 | 6.3 | 5.9 | 6.1 | 6.6 | 7.9 | 8.1 | 7.7 |
| Clear Days | 7.0 | 7.0 | 7.0 | 6.0 | 6.0 | 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | 6.0 | 6.0 | 85.0 |
| Partly Cloudy Days | 8.0 | 7.0 | 8.0 | 9.0 | 11.0 | 12.0 | 12.0 | 12.0 | 10.0 | 8.0 | 8.0 | 7.0 | 111 |
| Cloudy Days | 17.0 | 15.0 | 16.0 | 15.0 | 14.0 | 12.0 | 12.0 | 12.0 | 12.0 | 13.0 | 15.0 | 17.0 | 169 |
| Percent of Possible Sunshine | 48.0 | 54.0 | 57.0 | 58.0 | 59.0 | 64.0 | 67.0 | 66.0 | 61.0 | 58.0 | 47.0 | 44.0 | 57.0 |
| Avg. Relative Humidity | 63.0 | 65.0 | 63.5 | 61.5 | 62.0 | 63.5 | 65.0 | 66.5 | 68.5 | 68.0 | 64.5 | 64.0 | 66.5 |
Weather information for other cities in Pennsylvania