Nearby locations
Jefferson County, Wisconsin, United States
Jefferson Junction, Wisconsin, United States
Jefferson, Wisconsin, United States
Nearby popular places
Jefferson County Fairgrounds, United States
Tensfeldt Park, United States
Fort Atkinson Municipal Airport, United States

Weather in Jefferson County, United States

17°
Cloudy
Feels like 17°
·
High28°Low15°
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Air quality

Full Details
0
40
500
Air quality:Good

Pollen index

Full Details
Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Today's weather summary

The weather in Jefferson County on Saturday, July 25th, will vary throughout the day from cloudy weather to clear.

Looks like cloud overcast will emerge in the early morning and there is a high chance for clear skies before dawn.

Weather details for Jefferson County, on Saturday, July 25th:

The maximum temperature during the day will be 28°C at about 6 pm. The day will have very high relative humidity, with average humidity of 76%, ranging from 60% to a maximum value of 91% at about 6 am. The wind will be light, and will get up to 15 km/h at 2 pm, blowing from the south-west. The cloud coverage will range from 0% around midnight to as high as 100% around noon with an average of 45%.

There is no probability for any precipitation throughout the day. The dew point will range from 12°C up to a maximum value of 20°C around 10 pm.

The visibility is expected to be good with average visibility of 16 km throughout the day. Atmospheric pressure will be normal with average pressure of 1014 hPa. Sunrise will be at 5:38 am, and sunset at 8:24 pm. The day will have 14 hours and 46 minutes of daylight.

Air quality forecast for Jefferson County, on Saturday, July 25th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 27 and 54.

Pollen forecast for Jefferson County, on Saturday, July 25th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The weather in Jefferson County on Sunday, July 26th, will be clear throughout the day, together with cloud overcast before dawn.

There's seems to be also high probability of some clouds around noon around 11 am.

Weather details for Jefferson County, on Sunday, July 26th:

The maximum temperature during the day will be 36°C around 6 pm. The day will be humid, with average humidity of 64%, ranging from 35% to a maximum value of 92% at about 6 am. The wind will be light, and will get up to 14 km/h at 5 pm, blowing from the south-west. The cloud coverage will range from 0% around 3 pm to as high as 100% around 11 pm with an average of 44%.

There is no probability for any precipitation throughout the day. The dew point will range from 18°C up to a maximum value of 22°C around 11 pm.

The visibility is expected to be good with average visibility of 15 km throughout the day. Atmospheric pressure will be normal with average pressure of 1010 hPa. Sunrise will be at 5:39 am, and sunset at 8:23 pm, making it a total of 14 hours and 44 minutes of daylight.

Air quality forecast for Jefferson County, on Sunday, July 26th:

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 23 and 51.

Pollen forecast for Jefferson County, on Sunday, July 26th:

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

FAQ

How warm does it get in Jefferson County?
The average annual highest temperature in Jefferson County is 29.6°C (85.3°F), and the July 18th is the hottest day on average.
How cold does it get in Jefferson County?
The average annual lowest temperature in Jefferson County is -13.3°C (8.1°F), and the January 5th is the coldest day on average.
Which month has the most rain in Jefferson County?
The wettest months in Jefferson County are June and May.
What months does it snow in Jefferson County?
The most common time of year for snow is December, February, January and March.