Saybrook Weather Forecast
- 43
- 67
Becoming Sunny
- 43
- 69
Mostly Sunny
- 52
- 78
Rain Showers Likely
- 43
- 69
Breezy
- 51
- 71
Chance Rain Showers
- 58
- 79
Chance Thunderstorms
Today 10 May McLean
Sunny, cooler. Near steady temperature in the mid 60s. Northwest Winds 10 to 15 Mph.
Tonight 10 May McLean
Mostly clear. Lows in the mid 40s. Northwest Winds 5 to 10 Mph.
Saybrook Temperature Statistics
May Temperature
Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (20.5 miles)
Lowest 2 May, 2026
37.9 °FAverage May
52.9 °FHighest 4 May, 2026
75.9 °F
Climate (2021–Present)
Bloomington/Normal, Central Illinois Regional Airport at Bloomington-Normal (20.5 miles)
Average Low 2021–2026
43.8 °FAverage 2021–2026
53.1 °FAverage High 2021–2026
62.6 °F