Columbia County, PA Weather Tomorrow

Tomorrow's weather forecast for Columbia County is supported by a complete 5 day outlook covering precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill for the Columbia County area.
Updated: Mon Oct 12th 2026 4:00 AM EDT
Columbia County, PA Weather – 10-12 – Fog
69° / 52°
Fog
Highs will reach 69°F with lows near 52°F in Columbia County, where fog is. There's a moderate 31% chance of rainfall with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 15.5mph at 3 PM. High humidity with average of 89% is anticipated, the maximum being 98% at 6 AM and 69% being its lowest at 1 PM. Barometric pressure is its highest of 29.94inHg at 11 PM, a lowest point of 29.82inHg at 5 AM with an avg 29.88inHg.
Columbia County, PA Weather – 10-13 – Sunny
77° / 52°

Weather Tomorrow

Sunny
In Columbia County, sunshine is likely with a high near 77°F and a low around 52°F. There might be light rainfall having a 21% chance with an estimated 0in. Wind will be moderate, blowing around 11mph on average and gusts of 26.2mph at 6 PM. High humidity with average of 84% is anticipated, the maximum being 97% at 6 AM and 61% being its lowest at 2 PM. Barometric pressure is its highest of 29.99inHg at 10 AM, a lowest point of 29.86inHg at 4 PM with an avg 29.93inHg.
Columbia County, PA Weather – 10-14 – Mist
73° / 58°
Mist
Columbia County may see mist, with daytime highs of 73°F and overnight lows near 58°F. The chance of rain is 84% with an estimated 0.2in. Winds will be light at 8mph and gusts of 15mph at 9 PM. High humidity with average of 93% is anticipated, the maximum being 98% at 9 PM and 78% being its lowest at 2 PM. Barometric pressure is its highest of 30.02inHg at 11 PM, a lowest point of 29.89inHg at 12 AM with an avg 29.94inHg.
Columbia County, PA Weather – 10-15 – Mist
65° / 48°
Mist
Mist is in the forecast for Columbia County, with a high of 65°F and a low of 48°F. There's a moderate 38% chance of rainfall with an estimated 0.01in. Winds will be light at 8mph and gusts of 13.2mph at 9 AM. The humidity will be on the higher side, averaging about 77%, the maximum being 97% at 6 AM and 50% being its lowest at 4 PM. Barometric pressure is its highest of 30.21inHg at 11 AM, a lowest point of 30.04inHg at 12 AM with an avg 30.14inHg.
Columbia County, PA Weather – 10-16 – Scattered Showers
70° / 48°
Scattered Showers
Columbia County is set for passing showers with temperatures peaking at 70°F and dipping to 48°F. The chance of rain is 87% with an estimated 0.18in. Winds will be strong at speeds peaking at 21mph and gusts of 38.5mph at 1 PM. High humidity with average of 91% is anticipated, the maximum being 98% at 6 AM and 81% being its lowest at 12 AM. Barometric pressure is its highest of 30.07inHg at 12 AM, a lowest point of 29.6inHg at 2 PM with an avg 29.81inHg.
Columbia County, PA Weather – 10-17 – Sunny
48° / 32°
Sunny
Columbia County could see a sunny day with daytime highs of 48°F and nighttime lows near 32°F. There's a moderate 42% chance of rainfall with an estimated 0.04in. Wind will be moderate, blowing around 17mph on average and gusts of 32.7mph at 5 PM. The humidity will be on the higher side, averaging about 64%, the maximum being 88% at 8 AM and 43% being its lowest at 3 PM. Barometric pressure is its highest of 30.47inHg at 11 PM, a lowest point of 29.84inHg at 12 AM with an avg 30.14inHg.

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