September weather forecast
Blanding, UT

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Weather in September

September marks the beginning of fall in Blanding, Utah, as temperatures taper off to an average high of 77.4°F (25.2°C). It brings in a striking combination of warm, comfortable days and cooler nights. The increased rainfall only adds to the scenic beauty as leaves transform from shades of green to fiery oranges and reds. As days begin to shorten, the weather creates a unique, captivating blend of summer warmth and whispers of the approaching autumn chill.

Temperature

The advent of September brings a subtle shift in temperature, with the average high moving from 84.7°F (29.3°C) in August to a still warm 77.4°F (25.2°C). In Blanding, an average nighttime temperature of 58.1°F (14.5°C) is expected during September.

Humidity

In Blanding, the average relative humidity in September is 35%.

Rainfall

In September, the rain falls for 8.2 days. Throughout September, 0.63" (16mm) of precipitation is accumulated. In Blanding, during the entire year, the rain falls for 73.8 days and collects up to 7.72" (196mm) of precipitation.

Snowfall

In Blanding, snow does not fall in May through September.

Daylight

In September, the average length of the day is 12h and 25min.
On the first day of the month, sunrise is at 6:48 am and sunset at 7:46 pm. On the last day of September, sunrise is at 7:13 am and sunset at 7:01 pm MDT.

Sunshine

In September, the average sunshine is 10.8h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum UV index of 5 in September translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

What is the usual temperature for Blanding in September?

During September, Blanding experiences an average high-temperature of 77.4°F (25.2°C) and a low-temperature of 58.1°F (14.5°C).

What is the average humidity in September?

The average relative humidity in September is 35%.

How much does it rain in September?

In Blanding, in September, it is raining for 8.2 days, with typically 0.63" (16mm) of accumulated precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

In Blanding, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September?

The average day length in September is 12h and 25min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:48 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:01 pm MDT.

How long on average sun shines in September?

The average sunshine duration in September is 10.8h.

How high is the UV index in September?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Blanding, UT

Average temperature in September - Blanding, UT
  • Average high temperature in September: 77.4°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in September: 58.1°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in September
Blanding, UT

Average pressure in September - Blanding, UT
  • Average pressure in September: 29.95"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
Blanding, UT

Average wind speed in September - Blanding, UT
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is April (9.2mph).
The calmest month (with the lowest average wind speed) is January (5.1mph).

Average humidity in September
Blanding, UT

Average humidity in September - Blanding, UT
  • Average humidity in September: 35%

The month with the highest relative humidity is January (71%).
The month with the lowest relative humidity is June (22%).

Average rainfall in September
Blanding, UT

Average rainfall in September - Blanding, UT
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is June (0.31").

Average rainfall days in September
Blanding, UT

Average rainfall days in September - Blanding, UT
  • Average rainfall days in September: 8.2 days

The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is February (2.9 days).

Average snowfall in September
Blanding, UT

Average snowfall in September - Blanding, UT
  • Average snowfall in September: 0"

The month with the highest snowfall is December (5.2").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Blanding, UT

Average snowfall days in September - Blanding, UT
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (6.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Blanding, UT

Average daylight in September / Average sunshine in September - Blanding, UT
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in September: 10h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).

Average sunshine days in September
Blanding, UT

Average sunshine days in September - Blanding, UT
  • Average sunshine days in September: 16.4 days

The month with the most sunshine days is November (25.5 days).
The month with the least sunshine days is July (11.9 days).

Average UV index in September
Blanding, UT

Average UV index in September - Blanding, UT
  • Average UV index in September: 5

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
Blanding, UT

Average cloud cover in September - Blanding, UT
  • Average cloud cover in September: 11

The months with the most cloud cover are January and December (Cloud cover 26).
The month with the least cloud cover is June (Cloud cover 10).

Average visibility in September
Blanding, UT

Average visibility in September - Blanding, UT
  • 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).

Blanding, Utah, USA

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