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
With the arrival of September, Glennville notices a mild change in the average high-temperature, sliding from August's 85.3°F (29.6°C) to a still warm 79.3°F (26.3°C). Glennville experiences a drastic reduction from day temperatures to an average low of 54.5°F (12.5°C) in September.Humidity
The average relative humidity in September in Glennville is 35%.Rainfall
In Glennville, in September, it is raining for 3.4 days, with typically 0.24" (6mm) of accumulated precipitation. Throughout the year, in Glennville, California, there are 65.1 rainfall days, and 12.28" (312mm) of precipitation is accumulated.Snowfall
June through October are months without snowfall in Glennville.Daylight
The average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:21 pm. On the last day of September, in Glennville, sunrise is at 6:49 am and sunset at 6:39 pm PDT.
Sunshine
The average sunshine in September in Glennville, California, is 10.9h.UV index
In Glennville, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the UV index of 5 transforms into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the temperature in September in Glennville?
What is the average humidity in September in Glennville?
How many days does it rain in September in Glennville?
When it does not snow in Glennville?
What is the average length of the day in September in Glennville?
What time are sunrise and sunset in September in Glennville?
How long on average sun shines in September in Glennville?
What is the UV index reading in September in Glennville?
Average temperature in September
Glennville, CA
- Average high temperature in September: 79.3°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is December (49.3°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (32.4°F).
Average pressure in September
Glennville, CA
- Average pressure in September: 29.89"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in September
Glennville, CA
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is May (7.4mph).
The calmest month (with the lowest average wind speed) is September (5.4mph).
Average humidity in September
Glennville, CA
- Average humidity in September: 35%
The month with the highest relative humidity is February (61%).
The month with the lowest relative humidity is August (31%).
Average rainfall in September
Glennville, CA
- Average rainfall in September: 0.24"
The wettest month (with the highest rainfall) is January (2.24").
The driest month (with the least rainfall) is June (0.2").
Average rainfall days in September
Glennville, CA
- Average rainfall days in September: 3.4 days
The month with the highest number of rainy days is March (10.1 days).
The month with the least rainy days is June (1.5 days).
Average snowfall in September
Glennville, CA
- Average snowfall in September: 0"
The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Glennville, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Glennville, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 10h and 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and February (Average sunshine: 6h and 24min).
Average sunshine days in September
Glennville, CA
- Average sunshine days in September: 25.9 days
The month with the most sunshine days is June (27.4 days).
The month with the least sunshine days is February (19.2 days).
Average UV index in September
Glennville, CA
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are November and December (UV index 2).
Average cloud cover in September
Glennville, CA
- Average cloud cover in September: 6
The month with the most cloud cover is March (Cloud cover 31).
The months with the least cloud cover are August and September (Cloud cover 6).
Average visibility in September
Glennville, 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).
Glennville, California, USA
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