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
As August transitions into September, Moab sees a gentle drop in the average high-temperature, transitioning from a hot 88.2°F (31.2°C) to a warm 80.1°F (26.7°C). During the nights in September, Moab experiences a consistent average temperature of 61.2°F (16.2°C).Humidity
In Moab, the average relative humidity in September is 31%.Rainfall
In Moab, during September, the rain falls for 6.3 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, there are 78.8 rainfall days, and 6.38" (162mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Moab, Utah.Daylight
In September, the average length of the day is 12h and 25min.On the first day of September, sunrise is at 6:48 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 7:01 pm MDT.
Sunshine
The average sunshine in September 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 unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 5 during September morphs into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Moab, UT
- Average high temperature in September: 80.1°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in September: 61.2°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in September
Moab, UT
- Average pressure in September: 29.95"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
Moab, UT
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is June (8.1mph).
The calmest month (with the lowest average wind speed) is January (3.5mph).
Average humidity in September
Moab, UT
- Average humidity in September: 31%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is June (22%).
Average rainfall in September
Moab, UT
- Average rainfall in September: 0.51"
The wettest months (with the highest rainfall) are March and July (0.71").
The driest month (with the least rainfall) is June (0.35").
Average rainfall days in September
Moab, UT
- Average rainfall days in September: 6.3 days
The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is November (4.2 days).
Average snowfall in September
Moab, UT
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Moab, UT
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.7 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
Moab, UT
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 10h and 5min
The months with the most sunshine are June and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 36min).
Average sunshine days in September
Moab, UT
- Average sunshine days in September: 19.1 days
The month with the most sunshine days is November (24.4 days).
The month with the least sunshine days is July (13.7 days).
Average UV index in September
Moab, UT
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Moab, UT
- Average cloud cover in September: 9
The month with the most cloud cover is January (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 9).
Average visibility in September
Moab, 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).
Moab, Utah, USA
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