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
The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's blistering 106.7°F (41.5°C) to a very hot 99.9°F (37.7°C). During September, the temperature in Heber tends to dip to an average of 80.2°F (26.8°C) at night.Humidity
In September, the average relative humidity is 25%.Rainfall
In September, in Heber, the rain falls for 3 days. Throughout September, 0.28" (7mm) of precipitation is accumulated. Throughout the year, in Heber, California, there are 24.1 rainfall days, and 2.44" (62mm) of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 22min.On the first day of September in Heber, sunrise is at 6:17 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:27 pm PDT.
Sunshine
In September, the average sunshine is 10.2h.UV index
The average daily maximum UV index in September in Heber is 8. A UV Index reading of 8 to 10 represents a very high health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 8 during September, leads to the following recommendations:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Frequently asked questions
How hot does it get in Heber in September?
What is the average humidity in September in Heber?
How many days does it rain in September in Heber?
How many hours of daylight does Heber have in September?
When is the sunrise / sunset in September in Heber?
How many hours of sunshine does Heber have in September?
What is the UV index intensity in September in Heber?
Average temperature in September
Heber, CA
- Average high temperature in September: 99.9°F
The warmest month (with the highest average high temperature) is July (107.2°F).
The month with the lowest average high temperature is December (67.5°F).
- Average low temperature in September: 80.2°F
The month with the highest average low temperature is August (86.4°F).
The coldest month (with the lowest average low temperature) is January (50.4°F).
Average pressure in September
Heber, CA
- Average pressure in September: 29.81"Hg
The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.78"Hg).
Average wind speed in September
Heber, CA
- Average wind speed in September: 5.7mph
The windiest month (with the highest average wind speed) is April (7.2mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Heber, CA
- Average humidity in September: 25%
The months with the highest relative humidity are January and December (38%).
The month with the lowest relative humidity is June (20%).
Average rainfall in September
Heber, CA
- Average rainfall in September: 0.28"
The wettest month (with the highest rainfall) is July (0.43").
The driest month (with the least rainfall) is May (0.04").
Average rainfall days in September
Heber, CA
- Average rainfall days in September: 3 days
The month with the highest number of rainy days is July (4.8 days).
The month with the least rainy days is May (0.8 days).
Average daylight in September /
Average sunshine in September
Heber, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 10h and 1min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in September
Heber, CA
- Average sunshine days in September: 26.2 days
The month with the most sunshine days is May (30.1 days).
The month with the least sunshine days is July (23.9 days).
Average UV index in September
Heber, CA
- Average UV index in September: 8
The months with the highest UV index are June, July and August (UV index 9).
The months with the lowest UV index are November and December (UV index 4).
Average cloud cover in September
Heber, CA
- Average cloud cover in September: 7
The month with the most cloud cover is December (Cloud cover 17).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in September
Heber, 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).
Heber, California, USA
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