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Harlem, PA Weather Forecast
Harlem, PA Weather Forecast Dated: 1111 AM Sat Sep 19 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and a stable pattern will dominate.
Saturday, September 19, 2026
Mid-Morning
57°F 14°C
Cloudy
Mid-Afternoon
71°F 21°C
Sunny
Early-Evening
66°F 19°C
Partly Cloudy
Pleasant near 71°F 21°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
62°F 17°C
Drizzle
Mid-Afternoon
64°F 18°C
Light Rain
Early-Evening
66°F 19°C
Fog
Mildly cool near 64°F 18°C, showers lingering into the afternoon before clearing, with increasing humidity and barometric pressure falling. Winds turning from the SSE to the NW at 2 mph 4 km/h.
Monday, September 21, 2026
Mid-Morning
57°F 14°C
Light Showers
Mid-Afternoon
56°F 13°C
Light Showers
Early-Evening
57°F 14°C
Light Showers
Chilly near 56°F 13°C, on-and-off showers throughout the day, with steady humidity and steady pressure. Winds switching from the ENE to the E at 5 mph 8 km/h.
Tuesday, September 22, 2026
Mid-Morning
50°F 10°C
Rain
Mid-Afternoon
50°F 10°C
Light Rain
Early-Evening
51°F 10°C
Light Showers
Crisp with a high near 50°F 10°C, rounds of showers expected off and on all day, with steady humidity and steady pressure. Winds NE at 11 mph 18 km/h. Gusts up to 30 mph 48 km/h.
Wednesday, September 23, 2026
Mid-Morning
49°F 9°C
Overcast
Mid-Afternoon
54°F 12°C
Scattered Showers
Early-Evening
55°F 13°C
Overcast
Brisk around 54°F 12°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds swinging from the NE to the ENE at 13 mph 22 km/h. Gusts up to 29 mph 47 km/h.
Thursday, September 24, 2026
Mid-Morning
49°F 10°C
Scattered Showers
Mid-Afternoon
50°F 10°C
Light Showers
Early-Evening
50°F 10°C
Light Showers
Cool and brisk at 50°F 10°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds shifting from the NE to the NNE at 7 mph 12 km/h. Gusts up to 20 mph 32 km/h.
Friday, September 25, 2026
Mid-Morning
51°F 10°C
Light Showers
Mid-Afternoon
53°F 12°C
Light Fog
Early-Evening
55°F 13°C
Partly Cloudy
Chilly near 53°F 12°C, early showers breaking for a drier afternoon, with steady humidity and steady pressure.
Saturday, September 26, 2026
Mid-Morning
55°F 13°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
59°F 15°C
Sunny
Cool with a high near 66°F 19°C, cloudy in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure.
Sunday, September 27, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
58°F 15°C
Overcast
Refreshing around 63°F 17°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and steady pressure. Winds ENE at 10 mph 17 km/h.
Monday, September 28, 2026
Mid-Morning
52°F 11°C
Partly Cloudy
Mid-Afternoon
63°F 17°C
Cloudy
Early-Evening
60°F 16°C
Overcast
Mildly cool near 63°F 17°C, cloudy in the morning, becoming overcast through the afternoon and evening, with lower humidity and barometric pressure falling. Winds switching from the NNE to the SE at 4 mph 7 km/h.
Tuesday, September 29, 2026
Mid-Morning
56°F 14°C
Scattered Showers
Mid-Afternoon
63°F 17°C
Overcast
Early-Evening
61°F 17°C
Overcast
Comfortable at 63°F 17°C, scattered downpours possible, with increasing humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
57°F 14°C
Overcast
Mid-Afternoon
66°F 19°C
Cloudy
Early-Evening
62°F 17°C
Overcast
Cool with a high near 66°F 19°C, overcast throughout the day, with lower humidity and steady pressure.
Thursday, October 1, 2026
Mid-Morning
53°F 12°C
Scattered Showers
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
57°F 14°C
Overcast
Refreshing around 59°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds moving from the NE to the E at 6 mph 9 km/h.
Friday, October 2, 2026
Mid-Morning
51°F 10°C
Overcast
Mid-Afternoon
64°F 18°C
Overcast
Early-Evening
59°F 16°C
Sunny
Mildly cool near 64°F 18°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure.
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