September Of 2025's Weather Summary Mount Joy, PA
some monthly records from my personal weather station for the month of September, 2025. This page is a work in progress.| Max | Lowest Max | Minimum | Highest Minimum | |
|---|---|---|---|---|
| Temperature | 89.8 ℉ on | 71.4 ℉ on | 45.9 ℉ on | 64.2 ℉ on |
| Dew Point | 74.6 ℉ on | 53 ℉ ℉ on | 45.1 ℉ on | 63.9 ℉ on |
| Feels Like | 93 ℉ on | 71.8 ℉ on | 45.4 ℉ on | 64.2 ℉ on |
- It did not stay below freezing this month.
- It did not drop below freezing this month.
- It did not get above 90 ℉ during September.
- There were 5 heating degree during the month of September.
- There were 137 cooling degree days during the month of September.
- The narrowest temperature range was 10.8℉ on and the widest temperature range was on 34.8℉ on .
- The windiest day of the month was on when the wind averaged 15.2 mph
- 4.5 mph was the lowest average wind during this and it occurred on .
- The highest wind gust this month was 19 mph on
- The lowest wind gust this month was 5.1 mph on .
- We had lighting on 3 days during the month of September.
- The most lightning strikes in a day this month was 180 on .
- The most lightning strikes in an an hour this month was 172 on .
- There were 6 days this month when we had rain.
- The daily maximum rainfall this month was 0.52 ″ on .
- The wettest period was 2 days that ended on .
- The Driest period lasted 11 days that ended on .
- September's monthly rainfall was 0.85 inches.
- The heaviest rain rate was 0.83 ″ on .
- The barometric pressure ranged from a low of 29.78 inches of mercury on to a high of 30.41 inches of mercury on .
- The lowest humidiy recorded during September was 35% on .