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St. Peter Weather Forecast
| THIS AFTERNOON | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  |  |  |  | |  | | | | |  |
| Sunny | Mostly Cloudy | Partly Sunny | Partly Cloudy | Chance of Showers | Mostly Cloudy | Clearing | Partly Cloudy | Clearing | Partly Cloudy | Mostly Sunny | Mostly Clear |
| Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 49°FHi: 9°C | Lo: 39°FLo: 4°C | Hi: 55°FHi: 13°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Lo: 35°FLo: 2°C |
| POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 300 PM EST Thu Nov 05 2026 
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Issued: 134 PM EST Thu Nov 5 2026
Key Messages
1) Unseasonably mild through Friday with 2.5 weeks-long dry spell now over.
2) Trending cooler this weekend with lake enhanced rain showers beneath upper level low
Discussion
... KEY MESSAGE 1: Unseasonably mild through Friday with 2.5 weeks- long dry spell now over.
Anomalous upper level ridging and south-southwest flow aloft will maintain unseasonably warm temperatures through late week. High temps this afternoon will make it into the mid 70s across much of central PA, still 15 to 20 d...