Harrisburg, PA weather in September 1999

Temperature for September 1999

In September 1999 the average high temperature in Harrisburg, PA was 75.7°F, and this was 0.9°F cooler than the average of 76.6°F. The hottest day in September 1999 was 3 September when the temperature reached 86.0°F. Overnight the average temperature in September is 58.1°F and in 1999 the average overnight temperature was 0.7°F warmer at 58.8°F.

Precipitation for September 1999

In September the average monthly rainfall in Harrisburg, PA is 1.77 inches with rain usually falling on 4 days. In September 1999 there was a total of 0.00 inches of rain, that fell on 13 days.