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
September is marked by a subtle drop in average high-temperatures, transitioning from a blistering 106.5°F (41.4°C) in August to a fiery hot 99.9°F (37.7°C). An average low-temperature of 80.1°F (26.7°C) is recorded during the nights in September.Humidity
In Glamis, the average relative humidity in September is 26%.Rainfall
In Glamis, during September, the rain falls for 4.2 days and regularly aggregates up to 0.39" (10mm) of precipitation. In Glamis, during the entire year, the rain falls for 29.5 days and collects up to 2.99" (76mm) of precipitation.Daylight
In Glamis, the average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:15 am and sunset at 7:04 pm. On the last day of September, in Glamis, California, sunrise is at 6:34 am and sunset at 6:25 pm PDT.
Sunshine
In September, the average sunshine is 10.2h.UV index
In Glamis, the average daily maximum UV index in September is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 8 during September translates into the following recommendations:
Never neglect to protect yourself. Eyes and skin can suffer swift damage. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
How hot does it get in Glamis in September?
What is the average humidity in September in Glamis?
How much does it rain in Glamis in September?
How many hours of daylight does Glamis have in September?
What time are sunrise and sunset in September in Glamis?
How many hours of sunshine does Glamis have in September?
What is the UV index intensity in September in Glamis?
Average temperature in September
Glamis, 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 (67.3°F).
- Average low temperature in September: 80.1°F
The month with the highest average low temperature is August (85.6°F).
The coldest month (with the lowest average low temperature) is January (50°F).
Average pressure in September
Glamis, CA
- Average pressure in September: 29.81"Hg
The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.77"Hg).
Average wind speed in September
Glamis, CA
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest months (with the lowest average wind speed) are January and August (5.5mph).
Average humidity in September
Glamis, CA
- Average humidity in September: 26%
The month with the highest relative humidity is December (39%).
The month with the lowest relative humidity is June (21%).
Average rainfall in September
Glamis, CA
- Average rainfall in September: 0.39"
The wettest month (with the highest rainfall) is July (0.55").
The driest month (with the least rainfall) is May (0.04").
Average rainfall days in September
Glamis, CA
- Average rainfall days in September: 4.2 days
The month with the highest number of rainy days is July (6.3 days).
The month with the least rainy days is May (0.9 days).
Average daylight in September /
Average sunshine in September
Glamis, 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 month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).
Average sunshine days in September
Glamis, CA
- Average sunshine days in September: 24.4 days
The month with the most sunshine days is May (29.9 days).
The month with the least sunshine days is July (21.8 days).
Average UV index in September
Glamis, CA
- Average UV index in September: 8
The months with the highest UV index are July and August (UV index 9).
The month with the lowest UV index is December (UV index 4).
Average cloud cover in September
Glamis, 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
Glamis, 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).
Glamis, California, USA
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