Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's arrival aligns with a minor decrease in average high-temperatures, from August's moderately hot 84.9°F (29.4°C) to a still warm 78.8°F (26°C). In Butte Meadows, the nighttime temperature registers a significant drop from daytime peaks to an average of 50.5°F (10.3°C) in September.Humidity
In September, the average relative humidity is 44%.Rainfall
In September, the rain falls for 4.3 days. Throughout September, 0.55" (14mm) of precipitation is accumulated. In Butte Meadows, during the entire year, the rain falls for 115.1 days and collects up to 45.39" (1153mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Butte Meadows, California, is 12h and 26min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:02 am and sunset at 6:49 pm PDT.
Sunshine
In September, the average sunshine in Butte Meadows is 11.1h.UV index
In Butte Meadows, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the usual temperature for Butte Meadows in September?
What is the average humidity in September in Butte Meadows?
How many days does it rain in September in Butte Meadows?
When it does not snow in Butte Meadows?
How many hours of daylight does Butte Meadows have in September?
When is the sunrise / sunset in September in Butte Meadows?
How many hours of sunshine does Butte Meadows have in September?
What is the UV index intensity in September in Butte Meadows?
Average temperature in September
Butte Meadows, CA
- Average high temperature in September: 78.8°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is December (44.4°F).
- Average low temperature in September: 50.5°F
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is December (29.3°F).
Average pressure in September
Butte Meadows, CA
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Butte Meadows, CA
- Average wind speed in September: 5.6mph
The windiest months (with the highest average wind speed) are January and February (6.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Butte Meadows, CA
- Average humidity in September: 44%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is July (39%).
Average rainfall in September
Butte Meadows, CA
- Average rainfall in September: 0.55"
The wettest month (with the highest rainfall) is March (8.66").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in September
Butte Meadows, CA
- Average rainfall days in September: 4.3 days
The month with the highest number of rainy days is March (17.3 days).
The month with the least rainy days is July (2.5 days).
Average snowfall in September
Butte Meadows, CA
- Average snowfall in September: 0"
The month with the highest snowfall is February (6.38").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Butte Meadows, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Butte Meadows, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 11h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Butte Meadows, CA
- Average sunshine days in September: 25 days
The months with the most sunshine days are July and August (27.5 days).
The month with the least sunshine days is March (12 days).
Average UV index in September
Butte Meadows, CA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Butte Meadows, CA
- Average cloud cover in September: 11
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 5).
Average visibility in September
Butte Meadows, CA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is March (5mi).
Butte Meadows, California, USA
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