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
The shift from August to September includes a minor decrease in the average high-temperature, lightly dropping from 84.6°F (29.2°C) to a still moderately hot 77.9°F (25.5°C). Against the backdrop of high daytime temperatures, an average low-temperature of 46.2°F (7.9°C) is noted during September nights in Big Bar.Humidity
In Big Bar, the average relative humidity in September is 57%.Rainfall
In Big Bar, in September, it is raining for 3.6 days, with typically 0.47" (12mm) of accumulated precipitation. In Big Bar, during the entire year, the rain falls for 119.2 days and collects up to 33.35" (847mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Big Bar is 12h and 27min.On the first day of September in Big Bar, sunrise is at 6:40 am and sunset at 7:44 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 6:56 pm PDT.
Sunshine
In September, the average sunshine is 10.7h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What are the temperatures in Big Bar in September?
What is the average humidity in September in Big Bar?
How much does it rain in Big Bar in September?
When it does not snow in Big Bar?
What is the average length of the day in September in Big Bar?
When are sunrise and sunset in September in Big Bar?
How long on average sun shines in September in Big Bar?
How high is the UV index in September in Big Bar?
Average temperature in September
Big Bar, CA
- Average high temperature in September: 77.9°F
The warmest months (with the highest average high temperature) are July and August (84.6°F).
The month with the lowest average high temperature is December (45°F).
- Average low temperature in September: 46.2°F
The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is December (30°F).
Average pressure in September
Big Bar, CA
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.94"Hg).
Average wind speed in September
Big Bar, CA
- Average wind speed in September: 3.7mph
The windiest months (with the highest average wind speed) are March and April (4.8mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).
Average humidity in September
Big Bar, CA
- Average humidity in September: 57%
The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is August (54%).
Average rainfall in September
Big Bar, CA
- Average rainfall in September: 0.47"
The wettest month (with the highest rainfall) is December (6.14").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in September
Big Bar, CA
- Average rainfall days in September: 3.6 days
The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is August (2.5 days).
Average snowfall in September
Big Bar, CA
- Average snowfall in September: 0"
The month with the highest snowfall is February (8.35").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Big Bar, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Big Bar, 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 18min).
- Average sunshine in September: 10h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in September
Big Bar, CA
- Average sunshine days in September: 24.8 days
The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is March (10.6 days).
Average UV index in September
Big Bar, CA
- Average UV index in September: 4
The month with the highest UV index is 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
Big Bar, CA
- Average cloud cover in September: 16
The month with the most cloud cover is March (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 8).
Average visibility in September
Big Bar, CA
- Average visibility in September: 6mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are March and December (4mi).
Big Bar, California, USA
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