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Chatham, OH Weather Forecast
Chatham, OH Weather Forecast Dated: 612 AM Fri Sep 18 2026
Expect a cool pattern with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate.
Friday, September 18, 2026
Mid-Morning
61°F 16°C
Overcast
Mid-Afternoon
69°F 21°C
Partly Cloudy
Early-Evening
63°F 18°C
Partly Cloudy
Pleasant near 69°F 21°C, overcast in the morning, becoming cloudy through the afternoon and evening, with steady humidity and steady pressure. Winds out of the NNE at 5 mph 8 km/h.
Saturday, September 19, 2026
Mid-Morning
59°F 15°C
Light Showers
Mid-Afternoon
58°F 14°C
Scattered Showers
Early-Evening
61°F 16°C
Overcast
Mildly cool near 58°F 14°C, scattered downpours possible, with steady humidity and steady pressure.
Sunday, September 20, 2026
Mid-Morning
63°F 17°C
Fog
Mid-Afternoon
67°F 19°C
Light Showers
Early-Evening
64°F 18°C
Light Showers
Comfortable at 67°F 19°C, dry early, with showers continuing through afternoon and evening, with steady humidity and steady pressure. Winds switching from the SW to the ENE at 9 mph 14 km/h.
Monday, September 21, 2026
Mid-Morning
55°F 13°C
Overcast
Mid-Afternoon
53°F 12°C
Light Showers
Early-Evening
53°F 12°C
Light Showers
Crisp with a high near 53°F 12°C, drier morning followed by showers lasting through evening, with steady humidity and steady pressure. Winds moving from the ENE to the NE at 9 mph 15 km/h.
Tuesday, September 22, 2026
Mid-Morning
55°F 13°C
Partly Cloudy
Mid-Afternoon
62°F 17°C
Light Showers
Early-Evening
60°F 15°C
Scattered Showers
Refreshing around 62°F 17°C, scattered downpours possible, with steady humidity and steady pressure. Winds swinging from the NE to the E at 9 mph 15 km/h.
Wednesday, September 23, 2026
Mid-Morning
56°F 13°C
Scattered Showers
Mid-Afternoon
59°F 15°C
Fog
Early-Evening
61°F 16°C
Fog
Mildly cool near 59°F 15°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds tapering down from SE 11 mph 17 km/h to NE 3 mph 5 km/h.
Thursday, September 24, 2026
Mid-Morning
60°F 15°C
Scattered Showers
Mid-Afternoon
62°F 17°C
Light Showers
Early-Evening
60°F 16°C
Light Fog
Comfortable at 62°F 17°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds NW at 11 mph 18 km/h.
Friday, September 25, 2026
Mid-Morning
56°F 13°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
55°F 13°C
Sunny
Cool with a high near 59°F 15°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure. Winds out of the NNW at 14 mph 22 km/h.
Saturday, September 26, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
54°F 13°C
Sunny
Refreshing around 60°F 16°C, sunny throughout the day, with lower humidity and steady pressure. Winds blowing from the N at 10 mph 15 km/h.
Sunday, September 27, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
60°F 16°C
Overcast
Mildly cool near 64°F 18°C, sunny through the afternoon, turning cloudy this evening, with lower humidity and barometric pressure falling.
Monday, September 28, 2026
Mid-Morning
56°F 14°C
Partly Cloudy
Mid-Afternoon
69°F 21°C
Sunny
Early-Evening
67°F 20°C
Sunny
Pleasant near 69°F 21°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with increasing humidity and steady pressure. Winds S at 8 mph 13 km/h.
Tuesday, September 29, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
71°F 22°C
Overcast
Comfortable with temperatures reaching 75°F 24°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure.
Wednesday, September 30, 2026
Mid-Morning
63°F 17°C
Sunny
Mid-Afternoon
75°F 24°C
Overcast
Early-Evening
74°F 23°C
Cloudy
Enjoyable around 75°F 24°C, sunny in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds shifting from the SSE to the SSW at 5 mph 8 km/h.
Thursday, October 1, 2026
Mid-Morning
65°F 18°C
Light Showers
Mid-Afternoon
66°F 19°C
Scattered Showers
Early-Evening
58°F 15°C
Scattered Showers
Mildly cool near 66°F 19°C, scattered downpours possible, with steady humidity and steady pressure. Winds turning from the W to the NNW at 10 mph 15 km/h.
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