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
September
Weather in September
Temperature
September begins with an average high-temperature of a still warm 80.1°F (26.7°C), reflecting close similarity to the preceding month. Throughout September, an average nighttime temperature of 64.8°F (18.2°C) is experienced.Humidity
In September, the average relative humidity is 61%.Rainfall
In Hawaiian Gardens, in September, it is raining for 1.2 days, with typically 0.04" (1mm) of accumulated precipitation. Throughout the year, there are 33.7 rainfall days, and 2.32" (59mm) of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:26 am and sunset at 7:17 pm. On the last day of September, sunrise is at 6:46 am and sunset at 6:37 pm PDT.
Sunshine
In September, the average sunshine is 10.6h.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 6 in September interprets into the following advice:
Shun overexposure. Protection from sun ravages is indispensable. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September in Hawaiian Gardens?
How many days does it rain in September?
How many hours of daylight does Hawaiian Gardens have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September in Hawaiian Gardens?
What are the months with the highest UV index?
What is the UV index intensity in September?
Average temperature in September
Hawaiian Gardens, CA
- Average high temperature in September: 80.1°F
The warmest month (with the highest average high temperature) is August (81°F).
The month with the lowest average high temperature is December (63.9°F).
- Average low temperature in September: 64.8°F
The month with the highest average low temperature is August (65.5°F).
The coldest month (with the lowest average low temperature) is February (51.6°F).
Average pressure in September
Hawaiian Gardens, CA
- Average pressure in September: 29.89"Hg
The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).
Average wind speed in September
Hawaiian Gardens, CA
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest months (with the lowest average wind speed) are September and October (5mph).
Average humidity in September
Hawaiian Gardens, CA
- Average humidity in September: 61%
The month with the highest relative humidity is June (69%).
The month with the lowest relative humidity is November (54%).
Average rainfall in September
Hawaiian Gardens, CA
- Average rainfall in September: 0.04"
The wettest month (with the highest rainfall) is December (0.59").
The driest month (with the least rainfall) is June (0").
Average rainfall days in September
Hawaiian Gardens, CA
- Average rainfall days in September: 1.2 days
The month with the highest number of rainy days is March (5.6 days).
The month with the least rainy days is June (0.6 days).
Average daylight in September /
Average sunshine in September
Hawaiian Gardens, 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: 9h and 54min).
- Average sunshine in September: 10h and 4min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).
Average sunshine days in September
Hawaiian Gardens, CA
- Average sunshine days in September: 26.9 days
The month with the most sunshine days is June (28.6 days).
The month with the least sunshine days is February (23 days).
Average UV index in September
Hawaiian Gardens, CA
- Average UV index in September: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are February, November and December (UV index 4).
Average cloud cover in September
Hawaiian Gardens, CA
- Average cloud cover in September: 9
The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in September
Hawaiian Gardens, 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).