Nearby locations
Jefferson, Iowa, United States
Greene County, Iowa, United States
Winkelmans, Iowa, United States
Nearby popular places
First Brick Building in Jefferson Historical Marker, United States
Lindsey Memorial, United States
Little League Field, United States

Weather in Jefferson, United States

19°
Partly cloudy
Feels like 19°
·
High26°Low18°
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Air quality

Full Details
0
38
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 on Friday, July 24th, will be cloudy for most of the day, with many clouds before dawn.

There's seems to be also high probability of light rain before dawn around 3 am, and also clear skies during the night at about 10 pm.

Weather details for Jefferson, on Friday, July 24th:

The maximum temperature of the day is going to be 26°C around 5 pm. The day will have very high relative humidity, with average humidity of 80%, ranging from 63% to a maximum value of 96% at about 8 am. The wind will be breezy, and will get up to 18 km/h at noon, blowing from the south-east. The cloud coverage will range from 6% around 11 pm to as high as 100% around 5 pm with an average of 77%.

The precipitation probability will change throughout the day between 0% and 45%. The highest chance for precipitation will be around 6 am and the lowest probability around midnight. The dew point will range from 17°C up to a maximum value of 19°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 1016 hPa. Sunrise will be at 6:03 am, and sunset at 8:44 pm, making it a total of 14 hours and 41 minutes of daylight.

Air quality forecast for Jefferson, on Friday, July 24th:

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 34 and 58.

Pollen forecast for Jefferson, on Friday, July 24th:

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 on Saturday, July 25th, is going to be clear for most of the day, together with cloud overcast during the morning.

There's seems to be also high probability of some clouds before dawn around 3 am.

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

The maximum temperature of the day will be 35°C around 5 pm. The day will be extremely humid, with average humidity of 74%, ranging from 38% to a maximum value of 99% at about 9 am. The wind will be light, and will get up to 15 km/h at 4 pm, blowing from the south-west. The cloud coverage will range from 0% around 5 pm to as high as 100% around 10 pm with an average of 49%.

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 10 pm.

The visibility is expected to be good with average visibility of 12 km throughout the day. Atmospheric pressure will be normal with average pressure of 1012 hPa. Sunrise will be at 6:03 am, and sunset at 8:43 pm. The day will have 14 hours and 40 minutes of daylight.

Air quality forecast for Jefferson, 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 19 and 51.

Pollen forecast for Jefferson, 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.

FAQ

How warm does it get in Jefferson?
The average annual highest temperature in Jefferson is 30.8°C (87.4°F), and the July 26th is the hottest day on average.
How cold does it get in Jefferson?
The average annual lowest temperature in Jefferson is -14.3°C (6.3°F), and the January 13th is the coldest day on average.
Which month has the most rain in Jefferson?
The wettest months in Jefferson are June and May.
What months does it snow in Jefferson?
The most common time of year for snow is February, December, January and March.