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
A minor decrease in the average high-temperature is observed during September, shifting from 79.5°F (26.4°C) in August to a still moderately hot 73.4°F (23°C). A significant temperature decrease to an average a cool 51.3°F (10.7°C) characterizes Stratmoor's nighttime temperatures during September.Humidity
The average relative humidity in September is 48%.Rainfall
In September, in Stratmoor, Colorado, the rain falls for 12.1 days. Throughout September, 1.02" (26mm) of precipitation is accumulated. In Stratmoor, during the entire year, the rain falls for 104.4 days and collects up to 11.26" (286mm) of precipitation.Snowfall
June through September are months without snowfall in Stratmoor.Daylight
The average length of the day in September is 12h and 25min.On the first day of September, sunrise is at 6:28 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:42 pm MDT.
Sunshine
In Stratmoor, Colorado, the average sunshine in September is 10.9h.UV index
In Stratmoor, Colorado, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 5 in September transforms into this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Stratmoor?
What is the average humidity in September in Stratmoor?
How many days does it rain in September in Stratmoor?
When it does not snow in Stratmoor?
Does it snow in Stratmoor in September?
What is the average length of the day in September in Stratmoor?
When is the sunrise / sunset in September in Stratmoor?
How many hours of sunshine does Stratmoor have in September?
What is the UV index reading in September in Stratmoor?
Average temperature in September
Stratmoor, CO
- Average high temperature in September: 73.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (38.7°F).
- Average low temperature in September: 51.3°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is December (20.5°F).
Average pressure in September
Stratmoor, CO
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is April (29.9"Hg).
Average wind speed in September
Stratmoor, CO
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in September
Stratmoor, CO
- Average humidity in September: 48%
The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is June (44%).
Average rainfall in September
Stratmoor, CO
- Average rainfall in September: 1.02"
The wettest month (with the highest rainfall) is July (2.72").
The driest months (with the least rainfall) are January and December (0.2").
Average rainfall days in September
Stratmoor, CO
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is December (1.8 days).
Average snowfall in September
Stratmoor, CO
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Stratmoor, CO
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (6.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Stratmoor, CO
- 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: 10h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 48min).
Average sunshine days in September
Stratmoor, CO
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is December (25.3 days).
The month with the least sunshine days is July (6.8 days).
Average UV index in September
Stratmoor, CO
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Stratmoor, CO
- Average cloud cover in September: 17
The month with the most cloud cover is April (Cloud cover 25).
The months with the least cloud cover are June, October and November (Cloud cover 16).
Average visibility in September
Stratmoor, CO
- 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).
Stratmoor, Colorado, USA
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