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
Weather in September
Temperature
The beginning of September reveals an average high-temperature of a still moderately hot 82.8°F (28.2°C), showing minimal deviation from the previous month. North Hollywood throughout September, experiences an average nighttime temperature of 62.8°F (17.1°C).Heat index
The heat index for September is calculated to be 84.2°F (29°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.Always consider that heat index estimations are for light winds and places in the shade. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Humidity
In North Hollywood, the average relative humidity in September is 53%.Rainfall
In North Hollywood, in September, it is raining for 2.7 days, with typically 0.16" (4mm) of accumulated precipitation. In North Hollywood, during the entire year, the rain falls for 47.8 days and collects up to 8.35" (212mm) of precipitation.Snowfall
In North Hollywood, snow does not fall in January through November.Daylight
In September, the average length of the day is 12h and 22min.On the first day of September in North Hollywood, sunrise is at 6:27 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:38 pm PDT.
Sunshine
In North Hollywood, the average sunshine in September is 10.8h.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.Note: A maximum high daily UV index of 6 during September translates into the following directions:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does North Hollywood have in September?
What are the months with the highest UV index?
What is the UV index reading in September?
Average temperature in September
North Hollywood, CA
- Average high temperature in September: 82.8°F
The warmest month (with the highest average high temperature) is August (85.3°F).
The month with the lowest average high temperature is December (62.2°F).
- Average low temperature in September: 62.8°F
The month with the highest average low temperature is August (64.9°F).
The coldest month (with the lowest average low temperature) is December (47.3°F).
Average pressure in September
North Hollywood, CA
- Average pressure in September: 29.89"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are June and September (29.89"Hg).
Average wind speed in September
North Hollywood, CA
- Average wind speed in September: 4.4mph
The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is September (4.4mph).
Average humidity in September
North Hollywood, CA
- Average humidity in September: 53%
The month with the highest relative humidity is June (60%).
The month with the lowest relative humidity is November (48%).
Average rainfall in September
North Hollywood, CA
- Average rainfall in September: 0.16"
The wettest month (with the highest rainfall) is February (1.81").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in September
North Hollywood, CA
- Average rainfall days in September: 2.7 days
The month with the highest number of rainy days is March (7 days).
The month with the least rainy days is June (1.1 days).
Average snowfall days in September
North Hollywood, CA
- 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
North Hollywood, 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 5min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).
Average sunshine days in September
North Hollywood, CA
- Average sunshine days in September: 25.5 days
The month with the most sunshine days is August (27.7 days).
The month with the least sunshine days is February (21.3 days).
Average UV index in September
North Hollywood, CA
- Average UV index in September: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
North Hollywood, CA
- Average cloud cover in September: 7
The months with the most cloud cover are March and December (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 4).
Average visibility in September
North Hollywood, 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).
North Hollywood, California, USA
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