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
The onset of September entails a subtle temperature shift, as the average high-temperature eases from a warm 84°F (28.9°C) in August to a still moderately hot 75.2°F (24°C). Provo reports a consistent average low-temperature of 54°F (12.2°C) throughout September nights.Humidity
The average relative humidity in September in Provo is 48%.Rainfall
In September, in Provo, the rain falls for 9.3 days. Throughout September, 1.14" (29mm) of precipitation is accumulated. Throughout the year, in Provo, there are 115.8 rainfall days, and 16.61" (422mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. September is the first month it typically snows in Provo. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Provo, during the entire year, snow falls for 49.2 days and aggregates up to 23.19" (589mm) of snow.Daylight
The average length of the day in September in Provo, South Dakota, is 12h and 29min.On the first day of the month, sunrise is at 6:20 am and sunset at 7:29 pm. On the last day of September, in Provo, sunrise is at 6:52 am and sunset at 6:37 pm MDT.
Sunshine
The average sunshine in September in Provo is 10.4h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In September, a regular UV index of 4 translates into these guidelines:
Take necessary precautions - Defending against sun damage is advocated. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What are September temperatures in Provo?
What is the average humidity in September in Provo?
How many days does it rain in September in Provo?
When does it start snowing in Provo?
How many hours of daylight does Provo have in September?
When is the sunrise / sunset in September in Provo?
How long on average sun shines in September in Provo?
What is the UV index intensity in September in Provo?
Average temperature in September
Provo, SD
- Average high temperature in September: 75.2°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (32.4°F).
- Average low temperature in September: 54°F
The month with the highest average low temperature is July (63.9°F).
The coldest months (with the lowest average low temperature) are February and December (18.5°F).
Average pressure in September
Provo, SD
- Average pressure in September: 29.93"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
Provo, SD
- Average wind speed in September: 8.8mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).
Average humidity in September
Provo, SD
- Average humidity in September: 48%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (47%).
Average rainfall in September
Provo, SD
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in September
Provo, SD
- Average rainfall days in September: 9.3 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is December (3.5 days).
Average snowfall in September
Provo, SD
- Average snowfall in September: 0.04"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Provo, SD
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (10.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Provo, SD
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in September
Provo, SD
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in September
Provo, SD
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Provo, SD
- Average cloud cover in September: 19
The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in September
Provo, SD
- 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).
Provo, South Dakota, USA
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