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 light shift in temperature, down from 93.7°F in August to a still tropical 86.9°F. An average low-temperature of 67.6°F marks the month of September.Humidity
In September, the average relative humidity in Cathedral City is 32%.Rainfall
In Cathedral City, in September, it is raining for 6.1 days, with typically 0.55" of accumulated precipitation. In Cathedral City, during the entire year, the rain falls for 54 days and collects up to 6.57" of precipitation.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:19 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:32 pm PDT.
Sunshine
In September, the average sunshine in Cathedral City is 10.5h.UV index
In Cathedral City, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
FAQ
How hot is it in Cathedral City in September?
What is the average humidity in September in Cathedral City?
How much does it rain in Cathedral City in September?
How many hours of daylight does Cathedral City have in September?
What time are sunrise and sunset in September in Cathedral City?
How many hours of sunshine does Cathedral City have in September?
What is the UV index reading in September in Cathedral City?
Average temperature in September
Cathedral City, CA
- Average high temperature in September: 86.9°F
The warmest months (with the highest average high temperature) are July and August (93.7°F).
The month with the lowest average high temperature is December (58.1°F).
- Average low temperature in September: 67.6°F
The month with the highest average low temperature is August (72.9°F).
The coldest month (with the lowest average low temperature) is December (42.8°F).
Average pressure in September
Cathedral City, CA
- Average pressure in September: 29.84"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).
Average wind speed in September
Cathedral City, CA
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is May (8.8mph).
The calmest month (with the lowest average wind speed) is January (5.8mph).
Average humidity in September
Cathedral City, CA
- Average humidity in September: 32%
The month with the highest relative humidity is December (47%).
The months with the lowest relative humidity are June, July and August (29%).
Average rainfall in September
Cathedral City, CA
- Average rainfall in September: 0.55"
The wettest month (with the highest rainfall) is July (1.14").
The driest months (with the least rainfall) are May and June (0.12").
Average rainfall days in September
Cathedral City, CA
- Average rainfall days in September: 6.1 days
The month with the highest number of rainy days is July (8.3 days).
The month with the least rainy days is June (1.5 days).
Average daylight in September /
Average sunshine in September
Cathedral City, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 10h and 3min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).
Average sunshine days in September
Cathedral City, CA
- Average sunshine days in September: 22.5 days
The month with the most sunshine days is June (27.5 days).
The month with the least sunshine days is July (19.1 days).
Average UV index in September
Cathedral City, CA
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Cathedral City, CA
- Average cloud cover in September: 6
The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in September
Cathedral City, 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).
Cathedral City, California, USA
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