Home / Local Weather & Traffic / Illinois / Dahlgren / Current Weather

Current Weather in Dahlgren, IL

Updated: Wed Sep 9th 2026 11:45 PM CDT

Light Drizzle

80^°F 27^°C

Feels Like 84^°F / 29^°C

Dahlgren, IL weather condition is Light Drizzle and 80°F.

Today's Weather in Dahlgren,IL

The current weather in Dahlgren IL as of 11:45 PM CDT on Wed Sep 9th 2026, has a sky condition of Light Drizzle with the visibility of 6 mile(s). It is 80 degrees fahrenheit but feels like 84 degrees with a forecasted high of 99 and low of 73. The barometric pressure is 29.98 - measured by inches of mercury - and is falling since its last observation. The humidity is 73 percent that's falling since the last report, with a dew point of 70 degrees fahrenheit which is falling. Wind direction is from the East at 4.5 miles per hour, gusting at 4.5 miles per hour. Sunrise was at 6:31 AM and Sunset was at 7:12 PM. The moon phase is a New Moon moon rising at 4:21 AM with 2% illumination. Thank you for listening to the weather report from LocalConditions.com!

Listen to this weather report - press Read

Barometer 29.98 inHg. falling
Humidity 73% falling
Heat Index 84°F
Wind from E. 4.5 mph
Wind Gust 4.5 miles per hour
Wind Chill 80°F
UV Index 0

Dew Point 70°F falling
Visibility 6 mi.
Sunrise 6:31 AM
Sunset 7:12 PM
Moonrise 4:21 AM
Moonset 6:19 PM
Moon Phase New Moon Moon 2%

Ask About Weather

Test our Weather Chatbot. It provides up to 10 days of forecast information! You can ask questions like "Will it rain tomorrow?" or "What's the fishing conditions like for the morning", or "What is the barometric pressure tonight".

Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

5 Day Forecast

Sunny

Sunny with a high of 99°F and a low of 73°F. Probable rainfall forecasted, having a 57% chance with an estimated 0.09in. Winds will be moderate, blowing around 16mph. The humidity will be on the higher side, reaching around 68%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 99° \| Lo 73°	68%	57% \| est. 0.09in	0%	15.4 mph

Light Rain Shower

Light Rain Shower with a high of 85°F and a low of 69°F. Probable rainfall forecasted, having an 87% chance with an estimated 0.73in. Winds will be moderate, blowing around 17mph. Expect high humidity with levels above 80% to 85%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 85° \| Lo 69°	85%	87% \| est. 0.73in	0%	16.1 mph

Overcast

Overcast with a high of 76°F and a low of 67°F. Probable rainfall forecasted, having a 60% chance with an estimated 0.02in. Winds will be light at 7mph at times. Expect high humidity with levels above 80% to 87%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 76° \| Lo 67°	87%	60% \| est. 0.02in	0%	6.9 mph

Partly Cloudy

Partly Cloudy with a high of 91°F and a low of 69°F. 36% possible chance of rain predicted with an estimated 0.01in. Winds will be moderate, blowing around 11mph. The humidity will be on the higher side, reaching around 71%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 91° \| Lo 69°	71%	36% \| est. 0.01in	0%	10.7 mph

Sunny

Sunny with a high of 95°F and a low of 71°F. 6% possible chance of rain predicted. Winds will be light at 9mph at times. Humidity levels are comfortable, sitting around 56%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 95° \| Lo 71°	56%	6%	0%	8.5 mph

Yesterday 5-Day 10-Day

Weather Radar Map

Live Dahlgren, IL weather with granular precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Sunday, 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 80^°F. The morning temperature of 73°^F is lowest at 6am with the daytime high of 99°^F at 12pm and a low around 80°^F at 11pm is expected.

Hourly Barometric Pressure

The highest pressure today is 30.09^inHg at 7am and lowest being 29.96^inHg at 3pm.

Hourly Wind Speeds

The fastest wind is reported to be 15.4^mph at 11am, while the slowest is 2^mph around 10pm; expect wind gusts peaking 34.7^mph at 1am.

More Weather Charts

Current National Weather

Midwest Rain and Heat Relief - 09-09 to 09-11

Updated Wed Sep 9th 2026, 6:12am PDT

The Midwest will see heavy rain and possible severe weather moving toward interior New England tonight. The high temperatures in the south-central U.S. will ease up by Thursday. Showers and storms are expected across the Central Plains to the Mid-Atlantic, with heavy rain in the central Appalachians. Monsoon moisture will bring afternoon storms to Arizona and New Mexico, potentially causing flash floods. Meanwhile, the Southeast U.S. will experience lingering showers, and dry conditions continue in the Northwest.

Midwest to New England

Today, heavy rain and severe weather will spread from the Midwest to the lower Great Lakes and reach interior New England by tonight. A cold front, associated with a low-pressure system from southern Canada, is the driver of this weather change.

South-Central U.S.

By Thursday, the oppressive heat wave across the south-central U.S. will ease. A cold front will bring in some relief with showers, clouds, and occasional thunderstorms.

Central Plains to Mid-Atlantic

Over the next couple of days, expect showers and thunderstorms stretching from the Central Plains to the Mid-Atlantic. Today, locally heavy rain is likely in the Mid-Mississippi Valley, followed by the central Appalachians on Thursday.

Southwest U.S.

Monsoonal moisture will lead to afternoon and evening showers and thunderstorms in Arizona and New Mexico. Some storms may reach into Colorado today. Be cautious, as heavy rainfall could cause flash flooding, especially in urban areas and near burn scars.