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
As September commences, the average high-temperature subtly reduces, transitioning from a warm 77.2°F (25.1°C) in August to an agreeable 70.7°F (21.5°C). A noteworthy temperature dip to a chilly 43.7°F (6.5°C) is observed during the nights of September.Humidity
The average relative humidity in September is 50%.Rainfall
In Moffat, in September, during 10.6 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. In Moffat, during the entire year, the rain falls for 102.4 days and collects up to 9.13" (232mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:32 pm. On the last day of September, sunrise is at 6:59 am and sunset at 6:47 pm MDT.
Sunshine
In September, the average sunshine is 11.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 4 in September translates into this advice:
Adopt protective measures - Suggestions to resist sunburn are offered. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Moffat in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Moffat, CO
- Average high temperature in September: 70.7°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in September: 43.7°F
The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is January (10.4°F).
Average pressure in September
Moffat, CO
- Average pressure in September: 30.06"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is April (29.92"Hg).
Average wind speed in September
Moffat, CO
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Moffat, CO
- Average humidity in September: 50%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is June (38%).
Average rainfall in September
Moffat, CO
- Average rainfall in September: 0.75"
The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is November (0.31").
Average rainfall days in September
Moffat, CO
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (2.2 days).
Average snowfall in September
Moffat, CO
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.33").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Moffat, CO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Moffat, 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 36min).
- Average sunshine in September: 11h and 2min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 7h and 0min).
Average sunshine days in September
Moffat, CO
- Average sunshine days in September: 14 days
The month with the most sunshine days is November (23.7 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in September
Moffat, CO
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Moffat, CO
- Average cloud cover in September: 13
The months with the most cloud cover are January and February (Cloud cover 24).
The months with the least cloud cover are June, October and November (Cloud cover 12).
Average visibility in September
Moffat, CO
- Average visibility in September: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Moffat, Colorado, USA
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