Tiskilwa Weather Forecast
- 61
- 84
Becoming Sunny
- 64
- 86
Sunny
- 69
- 87
Mostly Sunny
- 68
- 88
Rain Showers Likely
- 66
- 85
Chance Thunderstorms
- 66
- 85
Slight Chance Thunderstorms
- 68
- 88
Mostly Sunny
Today 6 Jul Bureau
Sunny. Near steady temperature in the lower 80s. Northeast Winds around 10 Mph.
Tonight 6 Jul Bureau
Clear. Patchy fog. Lows in the lower 60s. Northeast Winds around 5 Mph.
Tiskilwa Temperature Statistics
July Temperature
Illinois Valley Regional Airport (18.6 miles)
Lowest 4 July, 2026
69.8 °FAverage July
79.6 °FHighest 2 July, 2026
93.2 °F
Climate (2021–2026)
Illinois Valley Regional Airport (18.6 miles)
Average Low 2021–2026
43.3 °FAverage 2021–2026
52.9 °FAverage High 2021–2026
62.6 °F