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
With the commencement of September, Ventucopa records a moderate temperature decline, with the average high easing from August's tropical 94.6°F (34.8°C) to a still hot 88.7°F (31.5°C). Ventucopa, during the nights of September, registers a substantial plunge from the daytime high, averaging at a comfortable 60.8°F (16°C).Humidity
The average relative humidity in September is 34%.Rainfall
In Ventucopa, California, in September, during 1.7 rainfall days, 0.12" (3mm) of precipitation is typically accumulated. In Ventucopa, during the entire year, the rain falls for 52 days and collects up to 5.87" (149mm) of precipitation.Snowfall
In Ventucopa, snow does not fall in January, March through December.Daylight
In Ventucopa, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:23 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:42 pm PDT.
Sunshine
The average sunshine in September is 11.2h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 5 in September translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Ventucopa have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September in Ventucopa?
Average temperature in September
Ventucopa, CA
- Average high temperature in September: 88.7°F
The warmest month (with the highest average high temperature) is July (94.8°F).
The month with the lowest average high temperature is December (57°F).
- Average low temperature in September: 60.8°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is December (40.1°F).
Average pressure in September
Ventucopa, CA
- Average pressure in September: 29.9"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Ventucopa, CA
- Average wind speed in September: 4.4mph
The windiest month (with the highest average wind speed) is June (5.3mph).
The calmest months (with the lowest average wind speed) are November and December (3.7mph).
Average humidity in September
Ventucopa, CA
- Average humidity in September: 34%
The month with the highest relative humidity is December (60%).
The month with the lowest relative humidity is August (30%).
Average rainfall in September
Ventucopa, CA
- Average rainfall in September: 0.12"
The wettest month (with the highest rainfall) is December (1.06").
The driest months (with the least rainfall) are June and August (0.08").
Average rainfall days in September
Ventucopa, CA
- Average rainfall days in September: 1.7 days
The month with the highest number of rainy days is March (8.5 days).
The month with the least rainy days is June (1.1 days).
Average snowfall in September
Ventucopa, CA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Ventucopa, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Ventucopa, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 11h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in September
Ventucopa, CA
- Average sunshine days in September: 27.3 days
The month with the most sunshine days is June (28.7 days).
The month with the least sunshine days is February (20.1 days).
Average UV index in September
Ventucopa, CA
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Ventucopa, CA
- Average cloud cover in September: 5
The months with the most cloud cover are March and December (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in September
Ventucopa, CA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Ventucopa, California, USA
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