Weather Forecast for Pennsylvania – January 18, 2026 | ORN National Weather Desk

From the ORN National Weather Desk, here’s your forecast for Pennsylvania.

Today, expect an average high near 30°F—bundle up for a bone-chilling afternoon. Overnight, temperatures will drop to around 19°F as a freezing evening sets in. Rainy conditions will dominate, spanning from pastoral farmlands to wooded hills. The sun rises at 07:26 AM to start the day, setting at 05:09 PM to mark its close. Anticipate some regional variations—perhaps stronger winds or shifting clouds—as is common for Pennsylvania this season. This is the ORN National Weather Desk, delivering weather insights—stay informed!

Issued by the ORN National Weather Desk at 03:40 PM EST


City Forecasts

Harrisburg

Rainy

High: 33°F | Low: 21°F

Sunrise: 07:26 AM | Sunset: 05:09 PM

Lancaster

Rainy

High: 33°F | Low: 21°F

Sunrise: 07:23 AM | Sunset: 05:07 PM

Erie

Gray Skies and Windy

High: 23°F | Low: 14°F

Sunrise: 07:44 AM | Sunset: 05:17 PM

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