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 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
Transition into September subtly marks a drop in the average high-temperature, moderately moving from a fiery hot 97.9°F (36.6°C) in August to a tropical 91.4°F (33°C). Throughout September nights, a significant departure from daytime temperatures, with an average low of 63°F (17.2°C), is recognized in Clovis, California.Humidity
The average relative humidity in September is 31%.Rainfall
In September, in Clovis, the rain falls for 2.2 days. Throughout September, 0.16" (4mm) of precipitation is accumulated. Throughout the year, there are 58.2 rainfall days, and 11.18" (284mm) of precipitation is accumulated.Daylight
In September, the average length of the day in Clovis is 12h and 24min.On the first day of September, sunrise is at 6:30 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:43 pm PDT.
Sunshine
The average sunshine in September in Clovis is 11.2h.UV index
In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
How hot does it get in Clovis in September?
What is the average humidity in September in Clovis?
How much does it rain in Clovis in September?
How many hours of daylight does Clovis have in September?
What time are sunrise and sunset in September in Clovis?
How long on average sun shines in September in Clovis?
What is the UV index reading in September in Clovis?
Average temperature in September
Clovis, CA
- Average high temperature in September: 91.4°F
The warmest month (with the highest average high temperature) is July (98.8°F).
The month with the lowest average high temperature is December (56.1°F).
- Average low temperature in September: 63°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is December (41.4°F).
Average pressure in September
Clovis, CA
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Clovis, CA
- Average wind speed in September: 4.4mph
The windiest month (with the highest average wind speed) is June (5.5mph).
The calmest month (with the lowest average wind speed) is November (3.7mph).
Average humidity in September
Clovis, CA
- Average humidity in September: 31%
The month with the highest relative humidity is January (65%).
The months with the lowest relative humidity are July and August (28%).
Average rainfall in September
Clovis, CA
- Average rainfall in September: 0.16"
The wettest month (with the highest rainfall) is March (2.2").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in September
Clovis, CA
- Average rainfall days in September: 2.2 days
The month with the highest number of rainy days is March (10.3 days).
The month with the least rainy days is August (1.3 days).
Average daylight in September /
Average sunshine in September
Clovis, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- 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 30min).
Average sunshine days in September
Clovis, CA
- Average sunshine days in September: 26.6 days
The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is March (19.8 days).
Average UV index in September
Clovis, CA
- Average UV index in September: 6
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
Clovis, CA
- Average cloud cover in September: 5
The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in September
Clovis, 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).
Clovis, California, USA
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