Central Illinois Regional Airport at Bloomington-Normal Weather Forecast
- 66
- 85
Rain Showers
- 57
- 74
Chance Thunderstorms
- 55
- 75
Mostly Sunny
- 56
- 76
Mostly Sunny
- 60
- 78
Partly Sunny
- 63
- 80
Slight Chance Thunderstorms
Today 30 Jul McLean
Thunderstorms. Showers late this Morning, then a chance of Showers this afternoon. Some Thunderstorms may produce heavy rainfall. Highs in the mid 80s. Temperature falling into the lower 80s this afternoon. Southeast Winds 5 to 10 Mph. Chance of rain 90 percent.
Tonight 30 Jul McLean
Showers and Thunderstorms likely in the Evening, then Showers with a chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Lows in the mid 60s. Northeast Winds 5 to 10 Mph. Chance of rain 80 percent.
Central Illinois Regional Airport at Bloomington-Normal Temperature Statistics
July Temperature
Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (0 miles)
Lowest 18 July, 2025
64 °FAverage July
77.2 °FHighest 4 July, 2025
91 °F
Climate (2020–Present)
Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (0 miles)
Average Low 2020–2025
43.5 °FAverage 2020–2025
52.7 °FAverage High 2020–2025
62 °F