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Janesville, IL Weather Conditions

Updated: Sat Mar 7th 2026 2:15 AM CST

Clear

65^°F 18^°C

Feels Like 65^°F / 18^°C

Janesville, IL weather condition is Clear and 65°F.

Today's Weather in Janesville,IL

The current weather in Janesville IL as of 2:15 AM CST on Sat Mar 7th 2026, has a sky condition of Clear with the visibility of 9 mile(s) and the UV index at 1. It is 65 degrees fahrenheit. The barometric pressure is 29.86 - measured by inches of mercury - and is falling since its last observation. The humidity is 87 percent that's falling since the last report, with a dew point of 62 degrees fahrenheit which is rising. Wind direction is from the South at 15.9 miles per hour, gusting at 26.2 miles per hour. Sunrise is at 6:16 AM and Sunset is at 5:52 PM. The moon phase is a Waning Gibbous moon rising at 10:33 PM. Thank you for listening to the weather report from LocalConditions.com!

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Sun & Moon

Sun

Sunrise: 6:16 AM

Sunset: 5:52 PM

As of:

Moon

Moonrise: 10:33 PM

Moonset: 7:57 AM

Phase: Waning Gibbous Moon

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Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

Next 5 Days...

Sunny

Sunny with a high of 61°F and a low of 34°F. Winds will be moderate, blowing around 11mph. The humidity will be on the higher side, reaching around 73%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 61° \| Lo 34°	73%	0%	0%	10.3 mph

Partly Cloudy

Partly Cloudy with a high of 62°F and a low of 41°F. Winds will be moderate, blowing around 20mph. Expect high humidity with levels above 80% to 89%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 62° \| Lo 41°	89%	0%	0%	19.9 mph

Scattered Rain

Scattered Rain with a high of 68°F and a low of 52°F. Probable rainfall forecasted, having an 87% chance with an estimated 0.14in. Winds will be strong at speeds peaking at 28mph. Expect high humidity with levels above 80% to 89%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 68° \| Lo 52°	89%	87% \| est. 0.14in	0%	27.3 mph

Moderate Rain

Moderate Rain with a high of 65°F and a low of 47°F. Probable rainfall forecasted, having a 75% chance with an estimated 0.54in. Winds will be strong at speeds peaking at 23mph. Expect high humidity with levels above 80% to 83%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 65° \| Lo 47°	83%	75% \| est. 0.54in	0%	23 mph

Partly Cloudy

Partly Cloudy with a high of 52°F and a low of 35°F. Winds will be moderate, blowing around 14mph. The humidity will be on the higher side, reaching around 63%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 52° \| Lo 35°	63%	0%	0%	13.2 mph

Yesterday 5-Day Wind

Weather Radar Map

Live Janesville, IL weather with minute-by-minute precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Wednesday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.

Hourly Temperature

The current temperature today is 65^°F. The morning temperature of 60°^F is lowest at 8am with the daytime high of 66°^F at 1pm and a low around 44°^F at 11pm is expected.

Hourly Barometric Pressure

The highest pressure today is 30.09^inHg at 10pm and lowest being 29.83^inHg at 4pm.

Hourly Wind Speeds

The fastest wind is reported to be 19.9^mph at 11am, while the slowest is 9.4^mph around 11pm; expect wind gusts peaking 29.6^mph at 8am. View live wind conditions in Janesville

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