September weather forecast
Dinuba, CA

Weather in September

September, the first month of the autumn in Dinuba, is still a tropical month, with an average temperature fluctuating between 91.9°F (33.3°C) and 60.8°F (16°C).

Temperature

In September, the average high-temperature slightly decreases from a sweltering 98.2°F (36.8°C) in August to a hot 91.9°F (33.3°C). The average low-temperature, in Dinuba, is 60.8°F (16°C).

Humidity

In Dinuba, California, the average relative humidity in September is 33%.

Rainfall

In Dinuba, California, during September, the rain falls for 2.5 days and regularly aggregates up to 0.24" (6mm) of precipitation. Throughout the year, in Dinuba, there are 62.1 rainfall days, and 14.49" (368mm) of precipitation is accumulated.

Snowfall

In Dinuba, California, snow does not fall in January through November.

Daylight

The average length of the day in September in Dinuba is 12h and 24min.
On the first day of September, sunrise is at 6:29 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:42 pm PDT.

Sunshine

The average sunshine in September is 11.1h.

UV index

In September, the average daily maximum UV index in Dinuba, California, is 6. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in September in Dinuba?

In September, the average relative humidity in Dinuba is 33%.

How much does it rain in Dinuba in September?

In Dinuba, California, during September, the rain falls for 2.5 days and regularly aggregates up to 0.24" (6mm) of precipitation.

When it does not snow in Dinuba?

January through November are months without snowfall in Dinuba, California.

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

The average day length in September is 12h and 24min.

When is the sunrise / sunset in September in Dinuba?

On the first day of September, sunrise is at 6:29 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:42 pm PDT.

How many hours of sunshine does Dinuba have in September?

The average sunshine duration in September in Dinuba is 11.1h.

What is the UV index intensity in September in Dinuba?

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Dinuba, CA

Average temperature in September - Dinuba, CA
  • Average high temperature in September: 91.9°F

The warmest month (with the highest average high temperature) is July (99.1°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in September: 60.8°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is December (40.6°F).

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Average pressure in September
Dinuba, CA

Average pressure in September - Dinuba, 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 (29.88"Hg).

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Average wind speed in September
Dinuba, CA

Average wind speed in September - Dinuba, CA
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is June (5.4mph).
The calmest month (with the lowest average wind speed) is December (3.8mph).

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Average humidity in September
Dinuba, CA

Average humidity in September - Dinuba, CA
  • Average humidity in September: 33%

The month with the highest relative humidity is January (66%).
The months with the lowest relative humidity are July and August (30%).

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Average rainfall in September
Dinuba, CA

Average rainfall in September - Dinuba, CA
  • Average rainfall in September: 0.24"

The wettest month (with the highest rainfall) is March (2.76").
The driest months (with the least rainfall) are June and August (0.08").

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Average rainfall days in September
Dinuba, CA

Average rainfall days in September - Dinuba, CA
  • Average rainfall days in September: 2.5 days

The month with the highest number of rainy days is March (11 days).
The month with the least rainy days is August (0.9 days).

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Average snowfall days in September
Dinuba, CA

Average snowfall days in September - Dinuba, CA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Dinuba, CA
  • Average daylight in September: 12h and 24min

The month with the longest days is June (Average daylight: 14h and 37min).
The month with the shortest days is December (Average daylight: 9h and 43min).

  • Average sunshine in September: 11h and 6min

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 24min).

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Average sunshine days in September
Dinuba, CA

Average sunshine days in September - Dinuba, CA
  • Average sunshine days in September: 26.4 days

The month with the most sunshine days is August (28.6 days).
The month with the least sunshine days is March (19.6 days).

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Average UV index in September
Dinuba, CA

Average UV index in September - Dinuba, 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).

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Average cloud cover in September
Dinuba, CA

Average cloud cover in September - Dinuba, CA
  • Average cloud cover in September: 6

The month with the most cloud cover is March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in September
Dinuba, CA

Average visibility in September - Dinuba, 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).

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