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 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
A modest decline in the average high-temperature is seen during September, decreasing from a torrid 96.8°F (36°C) in August to a tropical 90.5°F (32.5°C). Orland's nighttime temperatures in September reflect a stark contrast to the day's highs, falling to an average low of 61.9°F (16.6°C).Humidity
The average relative humidity in September is 33%.Rainfall
In September, the rain falls for 2.7 days. Throughout September, 0.2" (5mm) of precipitation is accumulated. In Orland, during the entire year, the rain falls for 82.1 days and collects up to 17.24" (438mm) of precipitation.Snowfall
In Orland, snow does not fall in February, April through November.Daylight
In Orland, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:37 am and sunset at 7:39 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:52 pm PDT.
Sunshine
In September, the average sunshine is 11.1h.UV index
In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The UV index of 6 during September leads to these advisories:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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 much does it rain in September?
When it does not snow?
How many hours of daylight does Orland have in September?
When are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Orland, CA
- Average high temperature in September: 90.5°F
The warmest month (with the highest average high temperature) is July (98.4°F).
The month with the lowest average high temperature is December (54.9°F).
- Average low temperature in September: 61.9°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is December (41.9°F).
Average pressure in September
Orland, CA
- Average pressure in September: 29.92"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in September
Orland, CA
- Average wind speed in September: 5.5mph
The windiest month (with the highest average wind speed) is March (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in September
Orland, CA
- Average humidity in September: 33%
The month with the highest relative humidity is March (69%).
The months with the lowest relative humidity are July and August (32%).
Average rainfall in September
Orland, CA
- Average rainfall in September: 0.2"
The wettest month (with the highest rainfall) is February (3.19").
The driest months (with the least rainfall) are July and August (0.08").
Average rainfall days in September
Orland, CA
- Average rainfall days in September: 2.7 days
The month with the highest number of rainy days is March (14.1 days).
The month with the least rainy days is July (1.6 days).
Average snowfall in September
Orland, CA
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.7").
The months with the least snowfall are February, April, May, June, July, August, September, October and November (0").
Average daylight in September /
Average sunshine in September
Orland, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 11h and 1min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in September
Orland, CA
- Average sunshine days in September: 26.5 days
The month with the most sunshine days is July (29.5 days).
The month with the least sunshine days is March (16.1 days).
Average UV index in September
Orland, CA
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover in September
Orland, CA
- Average cloud cover in September: 8
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in September
Orland, 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).
Orland, California, USA
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