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Covington, IL Weather Tomorrow

Whether you're making plans for tomorrow or later this week, the Covington 5 day forecast includes precipitation chances, day and night conditions, high and low temperatures in Fahrenheit and Celsius, sunrise, sunset, sky conditions, wind chill, and wind speed with direction for the Covington area and around Washington county, Illinois.
Updated: Wed Oct 7th 2026 7:15 AM CDT
Covington, IL Weather – 10-7 – Sunny
88° / 56°
Sunny
Bright and sunny conditions in Covington, with a high of 88°F and a low of 56°F. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 11mph on average and gusts of 14.8mph at 11 PM. Humidity levels should be comfortable, sitting around 44% on average, the maximum being 62% at 11 PM and 30% being its lowest at 1 PM. Barometric pressure is its highest of 29.98inHg at 8 AM, a lowest point of 29.85inHg at 4 PM with an avg 29.91inHg.
Covington, IL Weather – 10-8 – Sunny
85° / 58°

Weather Tomorrow

Sunny
Covington could see a sunny day with daytime highs of 85°F and nighttime lows near 58°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 8mph and gusts of 17.2mph at 12 AM. Humidity levels should be comfortable, sitting around 45% on average, the maximum being 76% at 7 AM and 18% being its lowest at 4 PM. Barometric pressure is its highest of 30.08inHg at 10 AM, a lowest point of 29.95inHg at 12 AM with an avg 30.02inHg.
Covington, IL Weather – 10-9 – Sunny
89° / 61°
Sunny
Covington may see sunshine, with daytime highs of 89°F and overnight lows near 61°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 10mph and gusts of 19.5mph at 11 PM. Humidity levels should be comfortable, sitting around 37% on average, the maximum being 46% at 7 AM and 27% being its lowest at 4 PM. Barometric pressure is its highest of 30.11inHg at 10 AM, a lowest point of 29.99inHg at 5 PM with an avg 30.05inHg.
Covington, IL Weather – 10-10 – Overcast
78° / 61°
Overcast
Covington may see cloud-filled skies, with daytime highs of 78°F and overnight lows near 61°F. Rainfall predicted to have a 68% chance with an estimated 0.16in. Wind will be moderate, blowing around 19mph on average and gusts of 34.9mph at 5 PM. The humidity will be on the higher side, averaging about 67%, the maximum being 95% at 11 PM and 40% being its lowest at 1 PM. Barometric pressure is its highest of 30.06inHg at 1 AM, a lowest point of 29.83inHg at 11 PM with an avg 29.99inHg.
Covington, IL Weather – 10-11 – Sunny
88° / 59°
Sunny
In Covington, a sunny day is likely with a high near 88°F and a low around 59°F. There's a moderate 36% chance of rainfall with an estimated 0.01in. Wind will be moderate, blowing around 11mph on average and gusts of 19.9mph at 11 PM. The humidity will be on the higher side, averaging about 62%, the maximum being 96% at 7 AM and 26% being its lowest at 4 PM. Barometric pressure is its highest of 29.96inHg at 10 AM, a lowest point of 29.82inHg at 12 AM with an avg 29.9inHg.
Covington, IL Weather – 10-12 – Sunny
93° / 67°
Sunny
Highs will reach 93°F with lows near 67°F in Covington, where sunshine is. There's a very small chance of rainfall, only about 1%. Wind will be moderate, blowing around 13mph on average and gusts of 29.5mph at 11 PM. Humidity levels should be comfortable, sitting around 42% on average, the maximum being 59% at 7 AM and 23% being its lowest at 4 PM. Barometric pressure is its highest of 29.98inHg at 9 AM, a lowest point of 29.84inHg at 5 PM with an avg 29.91inHg.

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