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Patterson, IL Weather Forecast for 5-Days

Updated: Sat Apr 18th 2026 2:30 PM CDT

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Patterson, IL Weather – 4-18 – Moderate Rain
58° / 42°
Moderate Rain
Daytime highs will reach 58°F with lows dropping to 42°F in Patterson, where it will rain at times. The chance of rain is 79% with an estimated 0.49in. Wind will be moderate, blowing around 19mph on average and gusts of 23.2mph at 6 PM. The humidity will be on the higher side, averaging about 66%, the maximum being 60% at 11 PM and 39% being its lowest at 6 PM. Barometric pressure is its highest of 30.16inHg at 10 PM, a lowest point of 30.04inHg at 4 PM with an avg 30.1inHg.
Patterson, IL Weather – 4-19 – Sunny
65° / 40°

Weather Tomorrow

Sunny
Bright and sunny conditions in Patterson, with a high of 65°F and a low of 40°F. Wind will be moderate, blowing around 18mph on average and gusts of 21.3mph at 8 PM. The humidity will be on the higher side, averaging about 63%, the maximum being 80% at 7 AM and 43% being its lowest at 3 PM. Barometric pressure is its highest of 30.27inHg at 11 PM, a lowest point of 30.08inHg at 5 PM with an avg 30.17inHg.
Patterson, IL Weather – 4-20 – Sunny
64° / 42°
Sunny
It will be sunny in Patterson, with a high of 64°F and a low of 42°F. Wind will be moderate, blowing around 12mph on average and gusts of 23.5mph at 9 PM. The humidity will be on the higher side, averaging about 64%, the maximum being 81% at 10 PM and 49% being its lowest at 12 PM. Barometric pressure is its highest of 30.36inHg at 10 AM, a lowest point of 30.08inHg at 11 PM with an avg 30.26inHg.
Patterson, IL Weather – 4-21 – Scattered Showers
73° / 53°
Scattered Showers
Patterson could see passing showers with daytime highs of 73°F and nighttime lows near 53°F. The chance of rain is 80% with an estimated 0.13in. Wind will be moderate, blowing around 20mph on average and gusts of 25.1mph at 2 AM. The humidity will be on the higher side, averaging about 69%, the maximum being 90% at 7 PM and 53% being its lowest at 3 PM. Barometric pressure is its highest of 30.07inHg at 12 AM, a lowest point of 29.96inHg at 3 PM with an avg 30.02inHg.
Patterson, IL Weather – 4-22 – Scattered Showers
77° / 57°
Scattered Showers
Highs will reach 77°F with lows near 57°F in Patterson, where passing showers are. The chance of rain is 87% with an estimated 0.01in. Wind will be moderate, blowing around 12mph on average and gusts of 20mph at 12 AM. The humidity will be on the higher side, averaging about 80%, the maximum being 97% at 7 AM and 50% being its lowest at 4 PM. Barometric pressure is its highest of 30.05inHg at 9 AM, a lowest point of 29.91inHg at 7 PM with an avg 29.99inHg.
Patterson, IL Weather – 4-23 – Sunny
81° / 60°
Sunny
It will be sunny in Patterson, with a high of 81°F and a low of 60°F. Wind will be moderate, blowing around 20mph on average and gusts of 33.2mph at 10 PM. The humidity will be on the higher side, averaging about 69%, the maximum being 88% at 12 AM and 51% being its lowest at 1 PM. Barometric pressure is its highest of 29.96inHg at 12 AM, a lowest point of 29.75inHg at 11 PM with an avg 29.84inHg.

Currently

Partly Cloudy 53°F
30.11 inHg.
Barometer
39%
Humidity
NW 26.6 mph
Wind
Partly Cloudy

5 Day Forecast Nearby

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