Idyleside Weather Forecast
- 34
- 57
Increasing Clouds
- 40
- 63
Partly Sunny
- 52
- 58
Mostly Cloudy
- 37
- 66
Mostly Sunny
- 33
- 57
Chance Rain Showers
- 26
- 43
Slight Chance Snow Showers
Today 15 Feb Northern Will
Mostly sunny. Highs in the mid 50s. West Winds 5 to 10 Mph.
Tonight 15 Feb Northern Will
Clear in the Evening, then becoming partly cloudy. Lows in the mid 30s. Northeast Winds around 5 Mph, becoming south after midnight.
Idyleside Temperature Statistics
February Temperature
Joliet Regional Airport (2.5 miles)
Lowest 1 February, 2026
1.4 °FAverage February
28.3 °FHighest 10 February, 2026
52.2 °F
Climate (2021–Present)
Joliet Regional Airport (2.5 miles)
Average Low 2021–2026
43.5 °FAverage 2021–2026
53.6 °FAverage High 2021–2026
63.1 °F