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
In September, the average high-temperature marginally drops from a warm 75.7°F (24.3°C) in August to an agreeable 68.4°F (20.2°C). Antimony's daily high temperature significantly diverges from the consistently recorded temperature low averaging a chilly 46.8°F (8.2°C) in September.Humidity
In Antimony, the average relative humidity in September is 43%.Rainfall
In Antimony, in September, during 7.6 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, there are 85.3 rainfall days, and 10.63" (270mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Antimony, during the entire year, snow falls for 45.9 days and aggregates up to 33.5" (851mm) of snow.Daylight
The average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:58 am and sunset at 7:57 pm. On the last day of September, sunrise is at 7:23 am and sunset at 7:11 pm MDT.
Sunshine
In September, the average sunshine in Antimony is 9.9h.UV index
In Antimony, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In September, an average UV index of 4 transforms into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How much does it rain in September?
When does it start snowing?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Antimony have in September?
How high is the UV index in September?
Average temperature in September
Antimony, UT
- Average high temperature in September: 68.4°F
The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in September: 46.8°F
The month with the highest average low temperature is July (55°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in September
Antimony, UT
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
Antimony, UT
- Average wind speed in September: 6.1mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in September
Antimony, UT
- Average humidity in September: 43%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is June (31%).
Average rainfall in September
Antimony, UT
- Average rainfall in September: 0.63"
The wettest month (with the highest rainfall) is July (1.57").
The driest month (with the least rainfall) is June (0.31").
Average rainfall days in September
Antimony, UT
- Average rainfall days in September: 7.6 days
The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is November (2.6 days).
Average snowfall in September
Antimony, UT
- Average snowfall in September: 0.04"
The month with the highest snowfall is March (7.52").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Antimony, UT
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Antimony, 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 36min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).
Average sunshine days in September
Antimony, UT
- Average sunshine days in September: 20.2 days
The month with the most sunshine days is June (24.3 days).
The month with the least sunshine days is July (14.4 days).
Average UV index in September
Antimony, UT
- 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
Antimony, UT
- Average cloud cover in September: 11
The month with the most cloud cover is February (Cloud cover 37).
The months with the least cloud cover are June and September (Cloud cover 11).
Average visibility in September
Antimony, 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).
Antimony, Utah, USA
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