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Oreana, IL Weather Tomorrow

Get a closer look at tomorrow's weather in Oreana and the upcoming 5 day forecast with precipitation probability, daily and nightly weather conditions, high and low temperature trends, sunrise and sunset information, sky cover, wind speed, wind direction, and wind chill across the Oreana area and around Macon county, Illinois.
Updated: Sat Aug 29th 2026 2:00 AM CDT
Oreana, IL Weather – 8-29 – Overcast
81° / 63°
Overcast
Oreana may see cloud-filled skies, with daytime highs of 81°F and overnight lows near 63°F. There's a very small chance of rainfall, only about 10%. Winds will be light at 10mph and gusts of 25.7mph at 10 PM. The humidity will be on the higher side, averaging about 66%, the maximum being 81% at 7 AM and 48% being its lowest at 11 AM. Barometric pressure is its highest of 30.14inHg at 7 AM, a lowest point of 30.01inHg at 4 PM with an avg 30.07inHg.
Oreana, IL Weather – 8-30 – Overcast
92° / 69°

Weather Tomorrow

Overcast
In Oreana, it will be overcast with highs near 92°F and lows around 69°F. There's a very small chance of rainfall, only about 7%. Wind will be moderate, blowing around 16mph on average and gusts of 30.9mph at 11 PM. Humidity levels should be comfortable, sitting around 52% on average, the maximum being 74% at 7 AM and 32% being its lowest at 3 PM. Barometric pressure is its highest of 30.02inHg at 11 AM, a lowest point of 29.9inHg at 6 PM with an avg 29.97inHg.
Oreana, IL Weather – 8-31 – Overcast
97° / 75°
Overcast
Oreana may see cloud-filled skies, with daytime highs of 97°F and overnight lows near 75°F. There's a very small chance of rainfall, only about 6%. Wind will be moderate, blowing around 18mph on average and gusts of 38.5mph at 4 AM. Humidity levels should be comfortable, sitting around 47% on average, the maximum being 62% at 8 AM and 33% being its lowest at 3 PM. Barometric pressure is its highest of 29.97inHg at 8 AM, a lowest point of 29.86inHg at 6 PM with an avg 29.91inHg.
Oreana, IL Weather – 9-1 – Sunny
100° / 79°
Sunny
Sunshine is in the forecast for Oreana, with a high of 100°F and a low of 79°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 17mph on average and gusts of 38.7mph at 2 AM. Humidity levels should be comfortable, sitting around 43% on average, the maximum being 61% at 8 AM and 28% being its lowest at 3 PM. Barometric pressure is its highest of 29.94inHg at 10 AM, a lowest point of 29.85inHg at 6 PM with an avg 29.9inHg.
Oreana, IL Weather – 9-2 – Sunny
99° / 79°
Sunny
In Oreana, sunshine is likely with a high near 99°F and a low around 79°F. Rainfall predicted to have a 57% chance with an estimated 0.14in. Wind will be moderate, blowing around 20mph on average and gusts of 35.9mph at 1 AM. Humidity levels should be comfortable, sitting around 43% on average, the maximum being 63% at 7 AM and 30% being its lowest at 4 PM. Barometric pressure is its highest of 29.94inHg at 7 AM, a lowest point of 29.84inHg at 5 PM with an avg 29.89inHg.
Oreana, IL Weather – 9-3 – Sunny
93° / 79°
Sunny
Sunshine is in the forecast for Oreana, with a high of 93°F and a low of 79°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 11mph on average and gusts of 30.9mph at 1 AM. Humidity levels should be comfortable, sitting around 54% on average, the maximum being 80% at 10 PM and 38% being its lowest at 1 PM. Barometric pressure is its highest of 29.96inHg at 9 AM, a lowest point of 29.89inHg at 12 AM with an avg 29.93inHg.

Currently

Clear 66°F
30.11 inHg.
Barometer
71%
Humidity
SE 10.1 mph
Wind
Clear

5 Day Forecast Nearby

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