September weather forecast and climate
Friant, CA

Weather in September

The first month of the autumn, September, is still a tropical month in Friant, California, with average temperature ranging between max 91.4°F (33°C) and min 63°F (17.2°C).

Temperature

In September, the average high-temperature slightly decreases, from a very hot 97.9°F (36.6°C) in August, to a hot 91.4°F (33°C). The average low-temperature, is 63°F (17.2°C).

Humidity

In September, the average relative humidity in Friant is 31%.

Rainfall

In Friant, during September, the rain falls for 2.2 days and regularly aggregates up to 0.16" (4mm) of precipitation. Throughout the year, there are 58.2 rainfall days, and 11.18" (284mm) of precipitation is accumulated.

Daylight

The average length of the day in Friant is 12.4h.

Sunshine

In September, the average sunshine is 11.2h.

UV index

In September, the average daily maximum UV index in Friant is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 6 in September interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Friant?

In September, in Friant, the average high-temperature is 91.4°F (33°C), and the average low-temperature is 63°F (17.2°C).

What is the average humidity in September in Friant?

In Friant, the average relative humidity in September is 31%.

How many days does it rain in September in Friant?

In September, in Friant, California, the rain falls for 2.2 days. Throughout September, 0.16" (4mm) of precipitation is accumulated.

What is the average length of the day in September in Friant?

In September, the average length of the day in Friant is 12.4h.

How long on average sun shines in September in Friant?

In September, the average sunshine in Friant is 11.2h.

How high is the UV index in September in Friant?

The average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to the Sun's UV rays.

Average temperature in September
Friant, CA

Average temperature in September - Friant, 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).

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Average pressure in September
Friant, CA

Average pressure in September - Friant, CA
  • Average pressure in September: 29.92"

The month with the highest atmospheric pressure is January (30.15").
The month with the lowest atmospheric pressure is June (29.89").

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Average wind speed in September
Friant, CA

Average wind speed in September - Friant, 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).

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Average humidity in September
Friant, CA

Average humidity in September - Friant, CA
  • Average humidity in September: 31%

The month with the highest relative humidity is January (65%).
Months with the lowest relative humidity are July and August (28%).

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Average rainfall in September
Friant, CA

Average rainfall in September - Friant, 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").

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Average rainfall days in September
Friant, CA

Average rainfall days in September - Friant, 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).

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Average daylight in September /
Average sunshine in September
Friant, CA

Average daylight in September / Average sunshine in September - Friant, CA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.7h).

  • Average sunshine in September: 11.2h

The month with the most sunshine is June (Average sunshine: 12.2h).
The month with the least sunshine is December (Average sunshine: 6.5h).

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Average sunshine days in September
Friant, CA

Average sunshine days in September - Friant, 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).

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Average UV index in September
Friant, CA

Average UV index in September - Friant, CA
  • Average UV index in September: 6

Months with the highest UV index are June, July and August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in September
Friant, CA

Average cloud cover in September - Friant, 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).

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Average visibility in September
Friant, CA

Average visibility in September - Friant, CA
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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