Mendota Weather Forecast
- 65
- 82
Thunderstorms Likely
- 62
- 80
Chance Thunderstorms
- 60
- 80
Mostly Sunny
- 64
- 83
Mostly Sunny
- 67
- 86
Chance Thunderstorms
- 66
- 85
Rain Showers Likely
- 63
- 83
Chance Thunderstorms
Today 4 Jul La Salle
Mostly cloudy. A chance of Showers and Thunderstorms late in the Morning, then Showers and Thunderstorms likely in the afternoon. Some Thunderstorms may produce heavy rainfall early in the afternoon. Some Thunderstorms may produce heavy rainfall late. Highs in the mid 80s. West Winds 5 to 10 Mph, becoming north in the afternoon. Chance of precipitation 70 percent.
Tonight 4 Jul La Salle
Mostly cloudy. Patchy fog. A slight chance of Showers and Thunderstorms. Lows in the mid 60s. North Winds around 5 Mph. Chance of precipitation 20 percent.
Mendota Temperature Statistics
July Temperature
Illinois Valley Regional Airport (13 miles)
Lowest 2 July, 2026
75.2 °FAverage July
83.7 °FHighest 2 July, 2026
93.2 °F
Climate (2021–2026)
Illinois Valley Regional Airport (13 miles)
Average Low 2021–2026
43.3 °FAverage 2021–2026
52.9 °FAverage High 2021–2026
62.6 °F