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
Terra's weather in September involves a decrease in the average high-temperature, moving down from August's 84.4°F (29.1°C) to a still warm 74.5°F (23.6°C). During the month of September, the temperature in Terra falls to an average of 54.5°F (12.5°C).Humidity
The average relative humidity in September in Terra is 39%.Rainfall
In Terra, in September, during 10.7 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. In Terra, during the entire year, the rain falls for 120.7 days and collects up to 18.39" (467mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 68.4 snowfall days, and 55.94" (1421mm) of snow is accumulated.Daylight
The average length of the day in September in Terra is 12h and 26min.On the first day of September, sunrise is at 6:58 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:13 pm MDT.
Sunshine
The average sunshine in September in Terra is 9.8h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Put precautions into practice - Protective measures against sun-induced damage are advised. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Frequently asked questions
What is the usual temperature for Terra in September?
What is the average humidity in September in Terra?
How many days does it rain in September in Terra?
When does it start snowing in Terra?
How many hours of daylight does Terra have in September?
When is the sunrise / sunset in September in Terra?
How long on average sun shines in September in Terra?
How high is the UV index in September in Terra?
Average temperature in September
Terra, UT
- Average high temperature in September: 74.5°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (32.4°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Terra, UT
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.27"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Terra, UT
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is April (7.7mph).
The calmest month (with the lowest average wind speed) is January (5.3mph).
Average humidity in September
Terra, UT
- Average humidity in September: 39%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (33%).
Average rainfall in September
Terra, UT
- Average rainfall in September: 1.38"
The wettest month (with the highest rainfall) is April (2.09").
The driest month (with the least rainfall) is June (0.79").
Average rainfall days in September
Terra, UT
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is November (6.5 days).
Average snowfall in September
Terra, UT
- Average snowfall in September: 0.04"
The months with the highest snowfall are January and December (12.99").
The months with the least snowfall are June, July and August (0").
Average snowfall days in September
Terra, UT
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (14.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Terra, UT
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 9h and 5min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in September
Terra, UT
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is February (11.6 days).
Average UV index in September
Terra, UT
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Terra, UT
- Average cloud cover in September: 13
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in September
Terra, 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).
Terra, Utah, USA
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