September weather forecast
Magna, UT

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Weather in September

The first month of the autumn, September, is still a warm month in Magna, Utah, with an average temperature ranging between max 74.1°F (23.4°C) and min 52.9°F (11.6°C).

Temperature

With September's arrival, Magna, Utah, sees a decrease in average high-temperatures, moving from a moderately hot 83.3°F (28.5°C) in August to a still warm 74.1°F (23.4°C). Magna experiences a consistent average temperature of 52.9°F (11.6°C) throughout the nights in September.

Humidity

In Magna, the average relative humidity in September is 42%.

Rainfall

In Magna, in September, it is raining for 7.2 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 96.6 rainfall days, and 12.13" (308mm) of precipitation is accumulated.

Snowfall

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

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of the month, sunrise is at 6:56 am and sunset at 8:00 pm. On the last day of September, sunrise is at 7:24 am and sunset at 7:11 pm MDT.

Sunshine

The average sunshine in September is 10h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 4 during September translates into these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Magna in September?

An average high-temperature, in September, in Magna, is 74.1°F (23.4°C) and the average low-temperature is 52.9°F (11.6°C).

What is the average humidity in September in Magna?

The average relative humidity in September in Magna, Utah, is 42%.

How much does it rain in Magna in September?

In Magna, in September, it is raining for 7.2 days, with typically 0.79" (20mm) of accumulated precipitation.

When it does not snow in Magna?

In Magna, Utah, snow does not fall in May through September.

Does it snow in Magna in September?

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

What is the average length of the day in September in Magna?

The average day length in September is 12h and 27min.

When are sunrise and sunset in September in Magna?

In September, on the first day of the month, sunrise is at 6:56 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:11 pm MDT.

How many hours of sunshine does Magna have in September?

The average sunshine duration in September is 10h.

What is the UV index intensity in September in Magna?

In September, the average daily maximum UV index in Magna is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe 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
Magna, UT

Average temperature in September - Magna, UT
  • Average high temperature in September: 74.1°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in September: 52.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

Average pressure in September
Magna, UT

Average pressure in September - Magna, UT
  • Average pressure in September: 29.95"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in September
Magna, UT

Average wind speed in September - Magna, UT
  • Average wind speed in September: 5.9mph

The windiest month (with the highest average wind speed) is March (6.7mph).
The calmest month (with the lowest average wind speed) is January (5.1mph).

Average humidity in September
Magna, UT

Average humidity in September - Magna, UT
  • Average humidity in September: 42%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is July (36%).

Average rainfall in September
Magna, UT

Average rainfall in September - Magna, UT
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is December (1.61").
The driest month (with the least rainfall) is June (0.35").

Average rainfall days in September
Magna, UT

Average rainfall days in September - Magna, UT
  • Average rainfall days in September: 7.2 days

The month with the highest number of rainy days is April (12.2 days).
The month with the least rainy days is June (4.6 days).

Average snowfall in September
Magna, UT

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

The month with the highest snowfall is January (8.15").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Magna, UT

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

The month with the highest number of snowfall days is January (11 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
Magna, UT

Average daylight in September / Average sunshine in September - Magna, 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 18min).

  • Average sunshine in September: 10h and 0min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in September
Magna, UT

Average sunshine days in September - Magna, UT
  • Average sunshine days in September: 20.2 days

The month with the most sunshine days is June (23.6 days).
The month with the least sunshine days is February (13.6 days).

Average UV index in September
Magna, UT

Average UV index in September - Magna, UT
  • 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
Magna, UT

Average cloud cover in September - Magna, UT
  • Average cloud cover in September: 12

The months with the most cloud cover are January and February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 10).

Average visibility in September
Magna, UT

Average visibility in September - Magna, 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).

Magna, Utah, USA

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