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Hourly Forecast
Daylight Hours
07:00
Sunrise
19:18
Sunset
Moon
Waxing Crescent
12:10
Moonrise
20:38
Moonset
Daily Forecast
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Weather in Monticello today, September 15, 2026
Expect a mostly clear day in Monticello on September 15, 2026, with sunshine dominating from morning through evening. Cloud should stay limited, so the overall feel remains bright and settled. Cloud leads the morning, peaking close to 100% near 02:00. Sunshine has little room until later in the day.
Temperatures climb from an overnight low near 13°C toward a daytime high of about 21°C. Expect humidity between 46% and 100%, most humid near 22:00. Airflow remains manageable, reaching about 7.8 km/h around 10:00.
Afternoon conditions open up, holding cloud close to 28% near 12:00. The day finishes on a milder, brighter note. Visibility stays generally good near 15.1 km on average, though it can drop toward 0.9 km in thicker cloud or showers. Sunrise is at 07:00 and sunset at 19:18, giving 12 hours 17 minutes of sunlight today.
Taken together, settled sunshine in Monticello on September 15, 2026 makes outdoor timing easier, with highs near 21°C.
Frequently asked questions about weather in Monticello
How warm does it get in Monticello?
The warmest month in Monticello is July, with average high temperatures of 29°C. The average temperature during this period is around 23°C.
How cold does it get in Monticello?
The coldest month in Monticello is January, with average low temperatures of -12°C. The average temperature during this period is around -9°C.
What is the wettest time of year in Monticello?
The wettest month in Monticello is August, with an average of 136mm of precipitation.
What is the driest time of year in Monticello?
The driest month in Monticello is January, with an average of 22mm of precipitation.
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