Lake Centralia, IL Weather Forecast for 5-Days

Updated: Sat Apr 11th 2026 12:00 AM CDT

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Lake Centralia, IL Weather – 4-11 – Partly Cloudy
74° / 47°
Partly Cloudy
In Lake Centralia, it will be cloudy with highs near 74°F and lows around 47°F. Wind will be moderate, blowing around 13mph on average and gusts of 22.3mph at 9 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 99% at 1 AM and 56% being its lowest at 2 PM. Barometric pressure is its highest of 30.39inHg at 8 AM, a lowest point of 30.12inHg at 11 PM with an avg 30.27inHg.
Lake Centralia, IL Weather – 4-12 – Cloudy
74° / 60°

Weather Tomorrow

Cloudy
Lake Centralia is set for overcast conditions with temperatures peaking at 74°F and dipping to 60°F. Winds will be strong at speeds peaking at 21mph and gusts of 34.6mph at 8 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 98% at 2 AM and 61% being its lowest at 7 PM. Barometric pressure is its highest of 30.1inHg at 12 AM, a lowest point of 29.9inHg at 7 PM with an avg 29.99inHg.
Lake Centralia, IL Weather – 4-13 – Scattered Thunderstorms
75° / 64°
Scattered Thunderstorms
In Lake Centralia, storms are likely with a high near 75°F and a low around 64°F. Wind will be moderate, blowing around 19mph on average and gusts of 28.6mph at 6 PM. High humidity with average of 82% is anticipated, the maximum being 90% at 4 AM and 73% being its lowest at 1 PM. Barometric pressure is its highest of 29.97inHg at 10 AM, a lowest point of 29.88inHg at 7 PM with an avg 29.93inHg.
Lake Centralia, IL Weather – 4-14 – Scattered Showers
81° / 68°
Scattered Showers
Daytime highs will reach 81°F with lows dropping to 68°F in Lake Centralia, where showers likely at times. Rainfall predicted to have a 69% chance with an estimated 0.03in. Winds will be strong at speeds peaking at 21mph and gusts of 35.2mph at 10 PM. The humidity will be on the higher side, averaging about 76%, the maximum being 89% at 1 AM and 61% being its lowest at 3 PM. Barometric pressure is its highest of 29.9inHg at 1 AM, a lowest point of 29.75inHg at 7 PM with an avg 29.81inHg.
Lake Centralia, IL Weather – 4-15 – Scattered Showers
78° / 66°
Scattered Showers
Daytime highs will reach 78°F with lows dropping to 66°F in Lake Centralia, where showers likely at times. The chance of rain is 85% with an estimated 0.12in. Wind will be moderate, blowing around 19mph on average and gusts of 31mph at 2 AM. The humidity will be on the higher side, averaging about 73%, the maximum being 89% at 7 AM and 41% being its lowest at 4 PM. Barometric pressure is its highest of 29.97inHg at 11 PM, a lowest point of 29.76inHg at 5 AM with an avg 29.86inHg.
Lake Centralia, IL Weather – 4-16 – Scattered Showers
71° / 63°
Scattered Showers
Lake Centralia could see scattered showers with daytime highs of 71°F and nighttime lows near 63°F. The chance of rain is 86% with an estimated 0.04in. Wind will be moderate, blowing around 11mph on average and gusts of 20mph at 10 PM. High humidity with average of 86% is anticipated, the maximum being 95% at 7 AM and 77% being its lowest at 10 AM. Barometric pressure is its highest of 29.99inHg at 1 AM, a lowest point of 29.87inHg at 7 PM with an avg 29.93inHg.

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