St. Pat's Weather Forecast
- 67
- 89
Thunderstorms
- 63
- 83
Patchy Smoke
- 71
- 87
Rain Showers Likely
- 64
- 85
Mostly Sunny
- 59
- 79
Mostly Sunny
- 62
- 81
Partly Sunny
Today 18 Jul Northern Will
Showers and Thunderstorms. Some Thunderstorms may be severe with damaging Winds and large hail. Highs in the upper 80s. Northwest Winds 10 to 15 Mph. Chance of precipitation 80 percent.
Tonight 18 Jul Northern Will
Mostly clear in the Evening, then becoming partly cloudy. A slight chance of Showers and Thunderstorms early in the evening. Patchy smoke early in the Evening, then Areas of smoke late in the evening. Patchy smoke after midnight. Lows in the upper 60s. Northeast Winds 5 to 10 Mph. Chance of precipitation 20 percent.
St. Pat's Temperature Statistics
July Temperature
Joliet Regional Airport (3.7 miles)
Lowest 13 July, 2026
61.9 °FAverage July
79.1 °FHighest 2 July, 2026
94.6 °F
Climate (2021–2026)
Joliet Regional Airport (3.7 miles)
Average Low 2021–2026
43.6 °FAverage 2021–2026
53.8 °FAverage High 2021–2026
63.4 °F