Marysville

Union County, Ohio, United States

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Current Weather

22°

Drizzle

Feels Like: 22°

Min: 22°

Max: 29°

The next few hours will be overcast, with today reaching 29°C and dropping to 22°C. The coming days will be partly cloudy from afternoon until night.

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Hourly Forecast

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Today
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Daylight Hours

07:21

Sunrise

19:33

Sunset

12 hours 12 minutes of sunlight today

Moon

Waxing Crescent

13:13

Moonrise

21:40

Moonset

Daily Forecast

Today

22°
29°

Thursday

22°
28°

Friday

18°
25°

Saturday

16°
27°

Sunday

19°
25°

Monday

18°
25°

Tuesday

18°
24°

Wednesday

18°
24°

Thursday

17°
23°

Friday

16°
20°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

93% Very Humid
Low High

Weather in Marysville today, September 16, 2026

Marysville looks damp on September 16, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. Cloud leads the morning, peaking close to 100% near 08:00. Sunshine has little room until later in the day.

The temperature range runs from about 22°C up to 29°C. Relative humidity sits between 67% and 95%, reaching its peak around 23:00. A lighter breeze peaks around 09:00 near 4.5 km/h.

Afternoon skies stay clogged, peaking close to 100% near 12:00. The grey theme continues rather than clearing out. Visibility holds near 15.2 km, though it can fall to 12.7 km. Sunrise is at 07:21 and sunset at 19:33, giving 12 hours 12 minutes of sunlight today.

The practical takeaway for Marysville on September 16, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 29°C.

Frequently asked questions about weather in Marysville

How warm does it get in Marysville?

The warmest month in Marysville is July, with average high temperatures of 29°C. The average temperature during this period is around 24°C.

How cold does it get in Marysville?

The coldest month in Marysville is January, with average low temperatures of -4°C. The average temperature during this period is around -1°C.

What is the wettest time of year in Marysville?

The wettest month in Marysville is May, with an average of 120mm of precipitation.

What is the driest time of year in Marysville?

The driest month in Marysville is November, with an average of 75mm of precipitation.

View full climate insights for Marysville →

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Metric (°C, km/h)