Fort Atkinson

San Juan County, Wisconsin, United States

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Current Weather

15°

Overcast

Feels Like: 15°

Min: 14°

Max: 24°

The next few hours will be overcast, with today reaching 24°C and dropping to 16°C. The coming days will be mostly cloudy throughout the day.

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Hourly Forecast

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Today
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Daylight Hours

06:42

Sunrise

18:56

Sunset

12 hours 13 minutes of sunlight today

Moon

Waxing Crescent

12:46

Moonrise

20:53

Moonset

Daily Forecast

Today

14°
24°

Thursday

16°
22°

Friday

14°
20°

Saturday

17°
22°

Sunday

15°
19°

Monday

14°
19°

Tuesday

13°
21°

Wednesday

14°
22°

Thursday

14°
18°

Friday

16°
21°

Air Quality Data Available

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UV Index

No protection needed
0 Low
Low Extreme

Humidity

87% Humid
Low High

Weather in Fort Atkinson today, September 16, 2026

Expect a muted, overcast feel in Fort Atkinson on September 16, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief. The morning sky stays heavily clouded, with cover near 100% around 03:00. Grey conditions set the early tone before any later change.

Temperatures climb from an overnight low near 14°C toward a daytime high of about 24°C. Moisture in the air spans 51%-89%, with the highest values around 05:00. Airflow remains manageable, reaching about 4.0 km/h around 12:00.

The afternoon keeps an overcast feel, as cloud reaches about 100% around 12:00. Outdoor plans may still want a flexible backup. Expect visibility near 16.0 km, with poorer spells close to 14.6 km. Sunrise is at 06:42 and sunset at 18:56, giving 12 hours 13 minutes of sunlight today.

Overall, Fort Atkinson on September 16, 2026 stays grey and muted, so outdoor plans may want a flexible backup even with a high near 24°C.

Frequently asked questions about weather in Fort Atkinson

How warm does it get in Fort Atkinson?

The warmest month in Fort Atkinson is July, with average high temperatures of 28°C. The average temperature during this period is around 23°C.

How cold does it get in Fort Atkinson?

The coldest month in Fort Atkinson is January, with average low temperatures of -8°C. The average temperature during this period is around -5°C.

What is the wettest time of year in Fort Atkinson?

The wettest month in Fort Atkinson is May, with an average of 104mm of precipitation.

What is the driest time of year in Fort Atkinson?

The driest month in Fort Atkinson is February, with an average of 41mm of precipitation.

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Metric (°C, km/h)