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 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 shift from August to September includes a small decrease in the average high-temperature, from a warm 83.3°F (28.5°C) to a still moderately hot 76.8°F (24.9°C). Happy Camp's daily high temperature significantly diverges from the consistently recorded temperature low averaging a chilly 43.7°F (6.5°C) in September.Humidity
In September, the average relative humidity is 63%.Rainfall
In Happy Camp, in September, it is raining for 4.5 days, with typically 0.91" (23mm) of accumulated precipitation. In Happy Camp, during the entire year, the rain falls for 127.2 days and collects up to 39.02" (991mm) of precipitation.Snowfall
April through November are months without snowfall in Happy Camp.Daylight
In Happy Camp, the average length of the day in September is 12h and 28min.On the first day of September in Happy Camp, sunrise is at 6:40 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 6:56 pm PDT.
Sunshine
In Happy Camp, the average sunshine in September is 10.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 4 during September translates into the following guidance:
Make use of precautions - Suggestions to resist sunburn are communicated. Around midday, solar radiation is most harmful; hence, exposure should be limited. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Happy Camp in September?
What is the average humidity in September in Happy Camp?
How much does it rain in Happy Camp in September?
When it does not snow in Happy Camp?
How many hours of daylight does Happy Camp have in September?
What time are sunrise and sunset in September in Happy Camp?
How many hours of sunshine does Happy Camp have in September?
How high is the UV index in September in Happy Camp?
Average temperature in September
Happy Camp, CA
- Average high temperature in September: 76.8°F
The warmest month (with the highest average high temperature) is August (83.3°F).
The month with the lowest average high temperature is December (47.1°F).
- Average low temperature in September: 43.7°F
The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (30.7°F).
Average pressure in September
Happy Camp, CA
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is August (29.96"Hg).
Average wind speed in September
Happy Camp, CA
- Average wind speed in September: 3.8mph
The windiest month (with the highest average wind speed) is March (5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in September
Happy Camp, CA
- Average humidity in September: 63%
The month with the highest relative humidity is March (84%).
The month with the lowest relative humidity is August (61%).
Average rainfall in September
Happy Camp, CA
- Average rainfall in September: 0.91"
The wettest month (with the highest rainfall) is January (7.17").
The driest month (with the least rainfall) is July (0.12").
Average rainfall days in September
Happy Camp, CA
- Average rainfall days in September: 4.5 days
The month with the highest number of rainy days is March (19.3 days).
The months with the least rainy days are July and August (2.3 days).
Average snowfall in September
Happy Camp, CA
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Happy Camp, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Happy Camp, CA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 10h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in September
Happy Camp, CA
- Average sunshine days in September: 24.5 days
The month with the most sunshine days is July (27.6 days).
The month with the least sunshine days is March (10.3 days).
Average UV index in September
Happy Camp, CA
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February, November and December (UV index 2).
Average cloud cover in September
Happy Camp, CA
- Average cloud cover in September: 20
The month with the most cloud cover is March (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in September
Happy Camp, CA
- Average visibility in September: 6mi
The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are March, April and December (4mi).
Happy Camp, California, USA
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