Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Monticello Weather in September
Monticello in September sees pleasant temperatures, with highs around 22°C (72°F) and overnight lows of 10°C (50°F). Rainfall is fairly high at around 111 mm (4.4 in) on average, so pack waterproofs just in case.
Rainfall in Monticello in September
This month experiences about 10 days of rain according to historical data, averaging 111 mm (4.4 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Monticello in September
In September, expect pleasant temperatures in Monticello, with highs of 22°C (72°F) and lows of 10°C (50°F) at night. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. Nights drop to 10°C (50°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Monticello Temperature in September
Min Temperature
10°C (50°F)
Max Temperature
22°C (72°F)
Chance of Rain
33%
Precipitation
111 mm (4.4 in)
Rainy days
10 days
Monticello Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Monticello - and find the best time to visit.
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Monticello in September
For Monticello in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.
What To Do in Monticello in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping3/10 -
Outdoor sports9/10
Monticello 3-Day Forecast
More climate data for Monticello
See the full Monticello climate overview or explore weather in the United States of America.
Popular in September
Where to go in September - average daytime high across popular destinations.
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Need travel inspiration? Check out our bucket list articles and be inspired.
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