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 onset of September, the average high-temperature subtly recedes from August's warm 80.1°F (26.7°C) to a pleasant 72.3°F (22.4°C). Glenwood undergoes a major shift from daytime highs, averaging a frosty 48.7°F (9.3°C) during the night in September.Humidity
In September, the average relative humidity is 40%.Rainfall
In Glenwood, in September, during 8.5 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, in Glenwood, there are 109.4 rainfall days, and 14.21" (361mm) of precipitation is accumulated.Snowfall
Months with snowfall in Glenwood are January through May, September through December. September is the first month it typically snows in Glenwood. Throughout September, in the average 0.1 snowfall days, it receives 0.16" (4mm) of snow. In Glenwood, during the entire year, snow falls for 53.3 days and aggregates up to 41.5" (1054mm) of snow.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 6:57 am and sunset at 7:57 pm. On the last day of September, in Glenwood, sunrise is at 7:23 am and sunset at 7:11 pm MDT.
Sunshine
In Glenwood, the average sunshine in September is 9.9h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
What is the average September temperature in Glenwood?
What is the average humidity in September in Glenwood?
How many days does it rain in September in Glenwood?
When does it start snowing in Glenwood?
How many hours of daylight does Glenwood have in September?
When is the sunrise / sunset in September in Glenwood?
How long on average sun shines in September in Glenwood?
What is the UV index intensity in September in Glenwood?
Average temperature in September
Glenwood, UT
- Average high temperature in September: 72.3°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The months with the lowest average high temperature are January and December (33.8°F).
- Average low temperature in September: 48.7°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in September
Glenwood, UT
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
Glenwood, UT
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is June (7.3mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity in September
Glenwood, UT
- Average humidity in September: 40%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is June (31%).
Average rainfall in September
Glenwood, UT
- Average rainfall in September: 0.71"
The wettest months (with the highest rainfall) are March and April (1.81").
The driest month (with the least rainfall) is June (0.51").
Average rainfall days in September
Glenwood, UT
- Average rainfall days in September: 8.5 days
The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is November (5.4 days).
Average snowfall in September
Glenwood, UT
- Average snowfall in September: 0.16"
The month with the highest snowfall is March (8.35").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Glenwood, UT
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Glenwood, UT
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 0min).
Average sunshine days in September
Glenwood, UT
- Average sunshine days in September: 18.5 days
The month with the most sunshine days is June (22.2 days).
The months with the least sunshine days are February, April and July (13.3 days).
Average UV index in September
Glenwood, UT
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Glenwood, UT
- Average cloud cover in September: 10
The months with the most cloud cover are January and December (Cloud cover 36).
The months with the least cloud cover are August and September (Cloud cover 10).
Average visibility in September
Glenwood, UT
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Glenwood, Utah, USA
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