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
September's onset brings a negligible change in high-temperatures, falling from a moderately hot 79.9°F (26.6°C) in August to an agreeable 72.5°F (22.5°C). During September, Castle Dale consistently records a temperature low averaging a fresh 52.9°F (11.6°C).Humidity
In Castle Dale, the average relative humidity in September is 37%.Rainfall
In Castle Dale, in September, it is raining for 9 days, with typically 0.83" (21mm) of accumulated precipitation. In Castle Dale, during the entire year, the rain falls for 93.6 days and collects up to 9.33" (237mm) of precipitation.Snowfall
In Castle Dale, snow does not fall in June through September.Daylight
In Castle Dale, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:54 pm. On the last day of September, in Castle Dale, Utah, sunrise is at 7:19 am and sunset at 7:07 pm MDT.
Sunshine
In September, the average sunshine is 10.3h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Castle Dale?
What is the average humidity in September in Castle Dale?
How many days does it rain in September in Castle Dale?
When it does not snow in Castle Dale?
Does it snow in Castle Dale in September?
How many hours of daylight does Castle Dale have in September?
What time are sunrise and sunset in September in Castle Dale?
How long on average sun shines in September in Castle Dale?
What is the UV index intensity in September in Castle Dale?
Average temperature in September
Castle Dale, UT
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 52.9°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in September
Castle Dale, UT
- Average pressure in September: 29.94"Hg
The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in September
Castle Dale, UT
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is January (4.8mph).
Average humidity in September
Castle Dale, UT
- Average humidity in September: 37%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is June (28%).
Average rainfall in September
Castle Dale, UT
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is July (1.46").
The driest months (with the least rainfall) are January, June and November (0.51").
Average rainfall days in September
Castle Dale, UT
- Average rainfall days in September: 9 days
The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in September
Castle Dale, UT
- Average snowfall in September: 0"
The month with the highest snowfall is December (4.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Castle Dale, UT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Castle Dale, UT
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).
Average sunshine days in September
Castle Dale, UT
- Average sunshine days in September: 17.3 days
The month with the most sunshine days is November (22.8 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in September
Castle Dale, 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, November and December (UV index 2).
Average cloud cover in September
Castle Dale, UT
- Average cloud cover in September: 11
The month with the most cloud cover is January (Cloud cover 30).
The month with the least cloud cover is September (Cloud cover 11).
Average visibility in September
Castle Dale, UT
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Castle Dale, Utah, USA
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