Old Mammoth Weather in September
During September, Old Mammoth experiences pleasant daytime temperatures of 21°C (70°F) and cooler nights around 3°C (37°F). As the driest month of the year, and part of the summer season, rainfall is at its lowest.
Rainfall in Old Mammoth in September
Enjoy minimal rain interruptions this month. It's an excellent time for outdoor plans, from sports to festivals. The climate data from previous years indicates about 2 days of rain, averaging 6.1 mm (0.2 in) for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in Old Mammoth in September
The perfect temperature in Old Mammoth in September makes it a solid month to visit, with 21°C (70°F) during the day and 3°C (37°F) at night. During September, you'll experience the summer season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Old Mammoth's climate page.
Old Mammoth Temperature in September
Min Temperature
3°C (37°F)
Max Temperature
21°C (70°F)
Chance of Rain
7%
Precipitation
6.1 mm (0.2 in)
Rainy days
2 days
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
What to Wear in Old Mammoth in September
For Old Mammoth 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. Almost no rain is expected, so no need to bring rain gear.What To Do in Old Mammoth in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Old Mammoth's climate page.
See the full Old Mammoth climate overview or explore weather in the United States of America.
