Monticello Weather Forecast
- 56
- 77
Mostly Sunny
- 64
- 82
Chance Thunderstorms
- 76
- 89
Slight Chance Thunderstorms
- 77
- 93
Partly Sunny
- 75
- 95
Slight Chance Thunderstorms
- 75
- 95
Mostly Sunny
- 73
- 95
Slight Chance Thunderstorms
Today 26 Jun Jones
Mostly sunny. Highs in the upper 70s. East Winds around 10 Mph.
Tonight 26 Jun Jones
Mostly clear. Lows in the mid 50s. East Winds 5 to 10 Mph.
Monticello Temperature Statistics
June Temperature
Monticello Regional Airport (1.9 miles)
Lowest 15 June, 2026
48.2 °FAverage June
69.3 °FHighest 4 June, 2026
87.8 °F
Climate (2021–2026)
Monticello Regional Airport (1.9 miles)
Average Low 2021–2026
38 °FAverage 2021–2026
48.9 °FAverage High 2021–2026
59.3 °F