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Union County, OH Weather Forecast
Union County, OH Weather Forecast Dated: 406 AM Fri Oct 09 2026
Expect a cool pattern with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and a stable pattern will dominate.
Friday, October 9, 2026
Mid-Morning
54°F 12°C
Sunny
Mid-Afternoon
72°F 22°C
Sunny
Early-Evening
65°F 18°C
Overcast
Pleasant near 72°F 22°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the SSE to the SE at 8 mph 12 km/h.
Saturday, October 10, 2026
Mid-Morning
58°F 15°C
Overcast
Mid-Afternoon
72°F 22°C
Cloudy
Early-Evening
67°F 19°C
Sunny
Comfortable with temperatures reaching 72°F 22°C, overcast through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds blowing from the SSE at 12 mph 20 km/h.
Sunday, October 11, 2026
Mid-Morning
59°F 15°C
Overcast
Mid-Afternoon
64°F 18°C
Scattered Showers
Early-Evening
63°F 18°C
Scattered Showers
Comfortable at 64°F 18°C, locally heavy downpours at times, with steady humidity and barometric pressure falling. Winds moving from the ESE to the N at 5 mph 8 km/h.
Monday, October 12, 2026
Mid-Morning
58°F 14°C
Light Fog
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
68°F 20°C
Sunny
Mild temperatures up to 74°F 23°C, overcast through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds swinging from the NW to the SSW at 8 mph 13 km/h.
Tuesday, October 13, 2026
Mid-Morning
66°F 19°C
Scattered Showers
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
68°F 20°C
Scattered Showers
Mild with a high of 79°F 26°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the WSW to the NNW at 12 mph 19 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, October 14, 2026
Mid-Morning
53°F 11°C
Sunny
Mid-Afternoon
64°F 18°C
Partly Cloudy
Early-Evening
60°F 16°C
Overcast
Mildly cool near 64°F 18°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure.
Thursday, October 15, 2026
Mid-Morning
55°F 13°C
Rain
Mid-Afternoon
62°F 16°C
Scattered Showers
Early-Evening
65°F 19°C
Sunny
Comfortable at 62°F 16°C, periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds turning from the ESE to the SSE at 13 mph 21 km/h. Gusts up to 26 mph 42 km/h.
Friday, October 16, 2026
Mid-Morning
67°F 20°C
Scattered Showers
Mid-Afternoon
65°F 19°C
Cloudy
Early-Evening
57°F 14°C
Cloudy
Cool with a high near 65°F 19°C, scattered downpours possible, with lower humidity and barometric pressure rising. Winds switching from the WSW to the W at 15 mph 24 km/h. Gusts up to 28 mph 44 km/h.
Saturday, October 17, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
50°F 10°C
Overcast
Early-Evening
48°F 9°C
Overcast
Brisk around 50°F 10°C, overcast throughout the day, with steady humidity and steady pressure. Winds moving from the W to the NW at 8 mph 13 km/h.
Sunday, October 18, 2026
Mid-Morning
44°F 7°C
Sunny
Mid-Afternoon
56°F 13°C
Sunny
Early-Evening
50°F 10°C
Sunny
Cool and brisk at 56°F 13°C, sunny throughout the day, with lower humidity and steady pressure.
Monday, October 19, 2026
Mid-Morning
43°F 6°C
Sunny
Mid-Afternoon
59°F 15°C
Sunny
Early-Evening
52°F 12°C
Sunny
Comfortable at 59°F 15°C, partly cloudy in the morning, becoming sunny through the afternoon and evening, with lower humidity and steady pressure.
Tuesday, October 20, 2026
Mid-Morning
46°F 8°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
56°F 13°C
Sunny
Cool with a high near 64°F 18°C, sunny throughout the day, with lower humidity and steady pressure. Winds ENE at 10 mph 17 km/h.
Wednesday, October 21, 2026
Mid-Morning
45°F 7°C
Sunny
Mid-Afternoon
64°F 18°C
Sunny
Early-Evening
57°F 14°C
Sunny
Refreshing around 64°F 18°C, sunny throughout the day, with lower humidity and steady pressure.
Thursday, October 22, 2026
Mid-Morning
51°F 11°C
Sunny
Mid-Afternoon
68°F 20°C
Sunny
Early-Evening
61°F 17°C
Sunny
Mild temperatures up to 68°F 20°C, sunny throughout the day, with lower humidity and steady pressure.
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