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Joshua, IL Weather Tomorrow

Weather conditions can change quickly, so check tomorrow's Joshua forecast and the complete 5 day outlook with 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 Joshua area.
Updated: Fri Sep 25th 2026 3:15 PM CDT
Joshua, IL Weather – 9-25 – Overcast
68° / 60°
Overcast
Cloud-filled skies are in the forecast for Joshua, with a high of 68°F and a low of 60°F. There might be light rainfall having a 20% chance with an estimated 0in. Winds will be light at 9mph and gusts of 17mph at 11 PM. The humidity will be on the higher side, averaging about 73%, the maximum being 64% at 5 PM and 56% being its lowest at 10 PM. Barometric pressure is its highest of 30.21inHg at 8 PM, a lowest point of 30.19inHg at 5 PM with an avg 30.2inHg.
Joshua, IL Weather – 9-26 – Overcast
68° / 55°

Weather Tomorrow

Overcast
In Joshua, skies will be overcast with highs near 68°F and lows around 55°F. There might be light rainfall having a 12% chance. Winds will be light at 9mph and gusts of 19.3mph at 1 AM. Humidity levels should be comfortable, sitting around 56% on average, the maximum being 68% at 6 AM and 42% being its lowest at 1 PM. Barometric pressure is its highest of 30.19inHg at 12 AM, a lowest point of 30.07inHg at 5 PM with an avg 30.13inHg.
Joshua, IL Weather – 9-27 – Overcast
75° / 60°
Overcast
Highs will reach 75°F with lows near 60°F in Joshua, where overcast is. There's a very small chance of rainfall, only about 8%. Winds will be light at 9mph and gusts of 19.5mph at 5 PM. Humidity levels should be comfortable, sitting around 49% on average, the maximum being 61% at 7 AM and 34% being its lowest at 4 PM. Barometric pressure is its highest of 30.09inHg at 8 AM, a lowest point of 30inHg at 5 PM with an avg 30.05inHg.
Joshua, IL Weather – 9-28 – Overcast
75° / 58°
Overcast
Daytime highs will reach 75°F with lows dropping to 58°F in Joshua, where skies will be overcast. There's a very small chance of rainfall, only about 5%. Winds will be light at 9mph and gusts of 15.9mph at 10 PM. Humidity levels should be comfortable, sitting around 44% on average, the maximum being 65% at 2 AM and 27% being its lowest at 4 PM. Barometric pressure is its highest of 30.08inHg at 8 AM, a lowest point of 29.95inHg at 7 PM with an avg 30.02inHg.
Joshua, IL Weather – 9-29 – Overcast
73° / 61°
Overcast
Daytime highs will reach 73°F with lows dropping to 61°F in Joshua, where it will be overcast. There might be light rainfall having a 24% chance with an estimated 0.01in. Wind will be moderate, blowing around 12mph on average and gusts of 30.4mph at 11 PM. Humidity levels should be comfortable, sitting around 51% on average, the maximum being 64% at 3 AM and 35% being its lowest at 12 PM. Barometric pressure is its highest of 29.94inHg at 12 AM, a lowest point of 29.75inHg at 11 PM with an avg 29.86inHg.
Joshua, IL Weather – 9-30 – Light Rain Shower
73° / 63°
Light Rain Shower
In Joshua, periods of rain are likely with highs near 73°F and lows around 63°F. The chance of rain is 87% with an estimated 0.9in. Wind will be moderate, blowing around 18mph on average and gusts of 38mph at 4 PM. The humidity will be on the higher side, averaging about 79%, the maximum being 96% at 7 PM and 42% being its lowest at 12 AM. Barometric pressure is its highest of 29.76inHg at 11 AM, a lowest point of 29.69inHg at 11 PM with an avg 29.73inHg.

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