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Old Main, PA Weather Forecast
Old Main, PA Weather Forecast Dated: 1238 AM Wed Sep 23 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. generally humid conditions and no major pressure swings will dominate.
Wednesday, September 23, 2026
Mid-Morning
47°F 8°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
55°F 13°C
Sunny
Refreshing around 60°F 16°C, partly cloudy in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure. Winds out of the ESE at 12 mph 19 km/h.
Thursday, September 24, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
58°F 15°C
Sunny
Early-Evening
55°F 13°C
Sunny
Mildly cool near 58°F 15°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling. Winds switching from the ENE to the N at 5 mph 7 km/h.
Friday, September 25, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
65°F 18°C
Sunny
Early-Evening
60°F 15°C
Sunny
Comfortable at 65°F 18°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds N at 11 mph 18 km/h. Gusts up to 23 mph 37 km/h.
Saturday, September 26, 2026
Mid-Morning
50°F 10°C
Overcast
Mid-Afternoon
57°F 14°C
Overcast
Early-Evening
53°F 12°C
Scattered Showers
Crisp with a high near 57°F 14°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds swinging from the NW to the NNW at 14 mph 23 km/h. Gusts up to 31 mph 50 km/h.
Sunday, September 27, 2026
Mid-Morning
53°F 12°C
Overcast
Mid-Afternoon
62°F 17°C
Cloudy
Early-Evening
57°F 14°C
Overcast
Refreshing around 62°F 17°C, overcast in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds shifting from the NNW to the ESE at 8 mph 13 km/h.
Monday, September 28, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
63°F 17°C
Partly Cloudy
Mildly cool near 64°F 18°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and steady pressure.
Tuesday, September 29, 2026
Mid-Morning
57°F 14°C
Partly Cloudy
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
63°F 18°C
Sunny
Comfortable with temperatures reaching 69°F 21°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
59°F 15°C
Sunny
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
66°F 19°C
Sunny
Enjoyable around 71°F 22°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds turning from the SE to the ESE at 6 mph 9 km/h.
Thursday, October 1, 2026
Mid-Morning
59°F 15°C
Scattered Showers
Mid-Afternoon
61°F 16°C
Light Showers
Early-Evening
61°F 17°C
Light Showers
Refreshing around 61°F 16°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the SE to the SW at 7 mph 11 km/h.
Friday, October 2, 2026
Mid-Morning
50°F 10°C
Scattered Showers
Mid-Afternoon
51°F 11°C
Scattered Showers
Early-Evening
49°F 10°C
Scattered Showers
Cool and brisk at 51°F 11°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds moving from the SW to the WSW at 10 mph 16 km/h. Gusts up to 24 mph 38 km/h.
Saturday, October 3, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
57°F 14°C
Overcast
Early-Evening
54°F 12°C
Overcast
Chilly near 57°F 14°C, overcast throughout the day, with steady humidity and steady pressure. Winds swinging from the WNW to the W at 8 mph 13 km/h.
Sunday, October 4, 2026
Mid-Morning
49°F 9°C
Scattered Showers
Mid-Afternoon
56°F 13°C
Sunny
Early-Evening
52°F 11°C
Overcast
Crisp with a high near 56°F 13°C, locally heavy downpours at times, with lower humidity and steady pressure. Winds shifting from the W to the WSW at 6 mph 10 km/h.
Monday, October 5, 2026
Mid-Morning
43°F 6°C
Partly Cloudy
Mid-Afternoon
49°F 9°C
Scattered Showers
Early-Evening
47°F 9°C
Partly Cloudy
Brisk around 49°F 9°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure rising. Winds turning from the W to the WNW at 9 mph 15 km/h. Gusts up to 23 mph 37 km/h.
Tuesday, October 6, 2026
Mid-Morning
47°F 8°C
Scattered Showers
Mid-Afternoon
52°F 11°C
Overcast
Early-Evening
50°F 10°C
Overcast
Cool and brisk at 52°F 11°C, scattered downpours possible, with steady humidity and steady pressure.
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