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New Castle, IL Weather Conditions

Updated: Sat Jun 13th 2026 1:45 PM CDT

Partly Cloudy

83^°F 29^°C

Feels Like 89^°F / 31^°C

New Castle, IL weather condition is Partly Cloudy and 83°F.

Today's Weather in New Castle,IL

The current weather in New Castle IL as of 1:45 PM CDT on Sat Jun 13th 2026, has a sky condition of Partly Cloudy with the visibility of 9 mile(s) and the UV index at 10. It is 83 degrees fahrenheit but feels like 89 degrees. The barometric pressure is 30 - measured by inches of mercury - and is rising since its last observation. The humidity is 68 percent that's steady since the last report, with a dew point of 72 degrees fahrenheit which is rising. Wind direction is from the South-Southwest at 6.9 miles per hour, gusting at 9.3 miles per hour. Sunrise was at 5:32 AM and Sunset is at 8:17 PM. The moon phase is a New Moon moon rising at 3:33 AM. Thank you for listening to the weather report from LocalConditions.com!

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Sun & Moon

Sun

Sunrise: 5:32 AM

Sunset: 8:17 PM

As of:

Moon

Moonrise: 3:33 AM

Moonset: 6:56 PM

Phase: New Moon Moon

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Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

Next 5 Days...

Moderate Rain

Moderate Rain with a high of 87°F and a low of 65°F. Probable rainfall forecasted, having a 69% chance with an estimated 0.4in. Winds will be moderate, blowing around 11mph. The humidity will be on the higher side, reaching around 72%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 87° \| Lo 65°	72%	69% \| est. 0.4in	0%	10.7 mph

Moderate Rain

Moderate Rain with a high of 75°F and a low of 61°F. Probable rainfall forecasted, having a 76% chance with an estimated 0.29in. Winds will be moderate, blowing around 13mph. Expect high humidity with levels above 80% to 81%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 75° \| Lo 61°	81%	76% \| est. 0.29in	0%	12.8 mph

Sunny

Sunny with a high of 74°F and a low of 57°F. 5%% possible chance of rain predicted. Winds will be light at 6mph at times. The humidity will be on the higher side, reaching around 67%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 74° \| Lo 57°	67%	5%	0%	5.8 mph

Scattered Rain

Scattered Rain with a high of 79°F and a low of 60°F. 18%% possible chance of rain predicted with an estimated 0.01in. Winds will be moderate, blowing around 12mph. The humidity will be on the higher side, reaching around 66%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 79° \| Lo 60°	66%	18% \| est. 0.01in	0%	11.4 mph

Moderate Rain

Moderate Rain with a high of 85°F and a low of 64°F. Probable rainfall forecasted, having a 79% chance with an estimated 0.25in. Winds will be strong at speeds peaking at 22mph. Expect high humidity with levels above 80% to 82%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 85° \| Lo 64°	82%	79% \| est. 0.25in	0%	21.7 mph

Yesterday 5-Day Wind

Weather Radar Map

Hourly Temperature

The current temperature today is 83^°F. The morning temperature of 66°^F is lowest at 5am with the daytime high of 85°^F at 3pm and a low around 72°^F at 11pm is expected.

Hourly Barometric Pressure

The highest pressure today is 30.02^inHg at 8am and lowest being 29.83^inHg at 6pm.

Hourly Wind Speeds

The fastest wind is reported to be 10.7^mph at 2pm, while the slowest is 0.7^mph around 7pm; expect wind gusts peaking 13.3^mph at 6pm. View live wind conditions in New Castle

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