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 snowfall 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
September
Weather in September
Temperature
September brings a slight decrease in temperature, down from a sweltering 101.8°F (38.8°C) in August to a still torrid 95.9°F (35.5°C). Throughout September, the temperature tends to fall to a consistent average low of 79.2°F (26.2°C).Humidity
The average relative humidity in September in Lake Havasu City is 25%.Rainfall
In September, in Lake Havasu City, the rain falls for 5.5 days. Throughout September, 0.63" (16mm) of precipitation is accumulated. In Lake Havasu City, during the entire year, the rain falls for 52.1 days and collects up to 6.26" (159mm) of precipitation.Snowfall
January through November are months without snowfall.Daylight
In Lake Havasu City, the average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:11 am and sunset at 7:03 pm. On the last day of September, in Lake Havasu City, sunrise is at 6:31 am and sunset at 6:22 pm MST.
Sunshine
In September, the average sunshine in Lake Havasu City is 10h.UV index
The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily high UV index of 7 in September leads to these guidelines:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Lake Havasu City have in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Lake Havasu City, AZ
- Average high temperature in September: 95.9°F
The warmest month (with the highest average high temperature) is July (102.7°F).
The month with the lowest average high temperature is December (60.1°F).
- Average low temperature in September: 79.2°F
The month with the highest average low temperature is August (85.5°F).
The coldest month (with the lowest average low temperature) is December (46.6°F).
Average pressure in September
Lake Havasu City, AZ
- Average pressure in September: 29.81"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.75"Hg).
Average wind speed in September
Lake Havasu City, AZ
- Average wind speed in September: 6.7mph
The windiest months (with the highest average wind speed) are April and May (8.6mph).
The calmest month (with the lowest average wind speed) is November (6.5mph).
Average humidity in September
Lake Havasu City, AZ
- Average humidity in September: 25%
The month with the highest relative humidity is January (40%).
The month with the lowest relative humidity is June (15%).
Average rainfall in September
Lake Havasu City, AZ
- Average rainfall in September: 0.63"
The wettest month (with the highest rainfall) is August (1.02").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in September
Lake Havasu City, AZ
- Average rainfall days in September: 5.5 days
The month with the highest number of rainy days is July (9.3 days).
The month with the least rainy days is June (0.8 days).
Average snowfall days in September
Lake Havasu City, AZ
- 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).
Average daylight in September /
Average sunshine in September
Lake Havasu City, AZ
- 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: 9h and 54min).
- Average sunshine in September: 10h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).
Average sunshine days in September
Lake Havasu City, AZ
- Average sunshine days in September: 22.5 days
The month with the most sunshine days is June (28.7 days).
The month with the least sunshine days is August (18.7 days).
Average UV index in September
Lake Havasu City, AZ
- Average UV index in September: 7
The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Lake Havasu City, AZ
- Average cloud cover in September: 8
The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 5).
Average visibility in September
Lake Havasu City, AZ
- 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).