Dover Weather Forecast
- 64
- 80
Partly Sunny
- 74
- 87
Partly Sunny
- 76
- 92
Mostly Sunny
- 76
- 94
Mostly Sunny
- 75
- 94
Mostly Sunny
- 74
- 94
Slight Chance Thunderstorms
Today 27 Jun Bureau
Mostly sunny. Highs in the lower 80s. East Winds 5 to 10 Mph.
Tonight 27 Jun Bureau
Mostly cloudy. Near steady temperature in the lower 60s. East Winds 5 to 10 Mph.
Dover Temperature Statistics
June Temperature
Illinois Valley Regional Airport (13.7 miles)
Lowest 3 June, 2026
51.8 °FAverage June
70.5 °FHighest 6 June, 2026
91.4 °F
Climate (2021–2026)
Illinois Valley Regional Airport (13.7 miles)
Average Low 2021–2026
43.2 °FAverage 2021–2026
52.9 °FAverage High 2021–2026
62.6 °F