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Adair, IL Weather Forecast for 5-Days

Updated: Thu May 14th 2026 8:15 PM CDT

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Adair, IL Weather – 5-14 – Sunny
78° / 42°
Sunny
Daytime highs will reach 78°F with lows dropping to 42°F in Adair, where bright and sunny conditions. Wind will be moderate, blowing around 14mph on average and gusts of 24.9mph at 11 PM. Humidity levels should be comfortable, sitting around 45% on average, the maximum being 38% at 11 PM and 34% being its lowest at 9 PM. Barometric pressure is its highest of 29.97inHg at 9 PM, a lowest point of 29.94inHg at 11 PM with an avg 29.96inHg.
Adair, IL Weather – 5-15 – Moderate Rain
77° / 53°

Weather Tomorrow

Moderate Rain
In Adair, it will rain at times with highs near 77°F and lows around 53°F. The chance of rain is 86% with an estimated 0.31in. Wind will be moderate, blowing around 19mph on average and gusts of 29.9mph at 3 AM. The humidity will be on the higher side, averaging about 69%, the maximum being 90% at 7 AM and 37% being its lowest at 12 AM. Barometric pressure is its highest of 29.93inHg at 12 AM, a lowest point of 29.72inHg at 11 PM with an avg 29.83inHg.
Adair, IL Weather – 5-16 – Moderate Rain
80° / 63°
Moderate Rain
Rain is in the forecast for Adair, with a high of 80°F and a low of 63°F. The chance of rain is 80% with an estimated 0.5in. Wind will be moderate, blowing around 18mph on average and gusts of 22.2mph at 12 AM. High humidity with average of 83% is anticipated, the maximum being 97% at 6 AM and 62% being its lowest at 1 PM. Barometric pressure is its highest of 29.84inHg at 11 PM, a lowest point of 29.73inHg at 3 AM with an avg 29.79inHg.
Adair, IL Weather – 5-17 – Scattered Showers
84° / 63°
Scattered Showers
Adair could see passing showers with daytime highs of 84°F and nighttime lows near 63°F. Rainfall predicted to have a 62% chance with an estimated 0.02in. Wind will be moderate, blowing around 20mph on average and gusts of 30.9mph at 8 PM. The humidity will be on the higher side, averaging about 75%, the maximum being 96% at 6 AM and 55% being its lowest at 2 PM. Barometric pressure is its highest of 29.86inHg at 7 AM, a lowest point of 29.78inHg at 5 PM with an avg 29.82inHg.
Adair, IL Weather – 5-18 – Moderate Rain
84° / 70°
Moderate Rain
Adair is set for rain showers with temperatures peaking at 84°F and dipping to 70°F. Rainfall predicted to have a 74% chance with an estimated 0.57in. Winds will be strong at speeds peaking at 23mph and gusts of 37.9mph at 11 PM. The humidity will be on the higher side, averaging about 77%, the maximum being 90% at 9 AM and 64% being its lowest at 5 PM. Barometric pressure is its highest of 29.85inHg at 9 AM, a lowest point of 29.71inHg at 6 PM with an avg 29.79inHg.
Adair, IL Weather – 5-19 – Moderate Rain
66° / 56°
Moderate Rain
Daytime highs will reach 66°F with lows dropping to 56°F in Adair, where it will rain at times. The chance of rain is 89% with an estimated 0.25in. Winds will be strong at speeds peaking at 21mph and gusts of 42.2mph at 12 AM. The humidity will be on the higher side, averaging about 79%, the maximum being 90% at 3 AM and 58% being its lowest at 3 PM. Barometric pressure is its highest of 30.08inHg at 11 PM, a lowest point of 29.73inHg at 1 AM with an avg 29.92inHg.

Currently

Sunny 73°F
29.96 inHg.
Barometer
28%
Humidity
SSE 13.7 mph
Wind
Sunny

5 Day Forecast Nearby

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