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Savanna, Illinois, United States
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Weather in Savanna, United States

47°
Clear
Feels like 47°
·
High61°Low40°
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Air quality

Full Details
0
32
500
Air quality:Good

Pollen index

Full Details
Tree
1/5
012345
Weed
0/5
012345
Grass
0/5
012345

Today's weather summary

The weather in Savanna on Thursday, April 25th, will change throughout the day from cloudy weather to clear.

According to our models cloud overcast will show up before dawn.

Weather details for Savanna, on Thursday, April 25th:

The maximum temperature during the day is going to be 62°F at about 5 pm. The day will have comfortable humidity, with average humidity of 52%, ranging from 26% to a maximum value of 81% at about 1 am. The wind will be breezy, and will get up to 11 mph at 5 pm, blowing from the south-east. The cloud coverage will range from 0% around midnight to as high as 100% around 6 pm with an average of 48%.

There is no probability for any precipitation throughout the day. The dew point will range from 23°F up to a maximum value of 35°F around 11 pm.

The visibility is expected to be good with average visibility of 10 mi throughout the day. Atmospheric pressure will be high with average pressure of 1025 hPa. Sunrise will be at 6:06 am, and sunset at 7:49 pm. The day will have 13 hours and 43 minutes of daylight.

Air quality forecast for Savanna, on Thursday, April 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 28 and 57.

Pollen forecast for Savanna, on Thursday, April 25th:

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

The weather in Savanna on Friday, April 26th, is going to be cloudy throughout the day, together with light rain around noon.

There's seems to be also high probability of many clouds before dawn around 12 am, and drizzle during the morning at about 10 am.

Weather information for Savanna, on Friday, April 26th:

The highest temperature during the day is going to be 58°F at about 11 pm. The day will have very high relative humidity, with average humidity of 77%, ranging from 60% to a maximum value of 88% at about 9 pm. The wind will be strong, and will get up to 21 mph at 2 pm, blowing from the south-east. The cloud coverage will range from 71% around midnight to as high as 100% around 10 pm with an average of 97%.

The chances of precipitation throughout the day will change between 0% and 85%. The highest chance for precipitation will be around noon and the lowest probability around midnight. The dew point will range from 33°F up to a maximum value of 56°F around 11 pm.

The visibility is expected to be good with average visibility of 8 mi throughout the day. Atmospheric pressure will be normal with average pressure of 1014 hPa. Sunrise will be at 6:05 am, and sunset at 7:50 pm, making it a total of 13 hours and 45 minutes of daylight.

Air quality forecast for Savanna, on Friday, April 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 31 and 49.

Pollen forecast for Savanna, on Friday, April 26th:

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

FAQ

How warm does it get in Savanna?
The average annual highest temperature in Savanna is 30.1°C (86.2°F), and the July 18th is the hottest day on average.
How cold does it get in Savanna?
The average annual lowest temperature in Savanna is -12.4°C (9.7°F), and the January 13th is the coldest day on average.
Which month has the most rain in Savanna?
The wettest months in Savanna are June and May.
What months does it snow in Savanna?
The most common time of year for snow is February, December, January and March.