August weather forecastCedar City, UT
August
Weather in August
Cedar City’s highest average monthly rainfall occurs in August, with 1.46" (37mm) of rain being dispersed over approximately 11.8 days. The warm, wet conditions give August a distinctly tropical feel, as the afternoon thundershowers provide a refreshing respite from the summer heat. Puddles reflected in the city's streets add another dimension to Cedar City's summertime charm. Despite the occasional rain, the month still allows ample scope for comfortable outdoor activities. The transition into September heralds a notable reduction in rainfall and a gentle dip in temperatures.Temperature
August's advent in Cedar City notes a subtle adjustment in average high-temperature to a still warm 81°F (27.2°C) from July. With a significant daily temperature differential, Cedar City's nighttime temperature in August falls to an average of 57.4°F (14.1°C).Humidity
In Cedar City, the average relative humidity in August is 39%.Rainfall
In Cedar City, during August, the rain falls for 11.8 days and regularly aggregates up to 1.46" (37mm) of precipitation. In Cedar City, during the entire year, the rain falls for 84.2 days and collects up to 9.21" (234mm) of precipitation.Snowfall
In Cedar City, Utah, snow does not fall in June through September.Daylight
In August, the average length of the day is 13h and 34min.On the first day of the month, sunrise is at 6:36 am and sunset at 8:40 pm. On the last day of August, sunrise is at 7:02 am and sunset at 8:02 pm MDT.
Sunshine
In August, the average sunshine is 11.7h.UV index
In August, the average daily maximum UV index in Cedar City is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: During August, 5 as the daily maximum UV index converts into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Cedar City, UT
- Average high temperature in August: 81°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in August: 57.4°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is December (20.8°F).
Average pressure in August
Cedar City, UT
- Average pressure in August: 29.92"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in August
Cedar City, UT
- Average wind speed in August: 6.4mph
The windiest month (with the highest average wind speed) is June (8.5mph).
The calmest month (with the lowest average wind speed) is January (6.2mph).
Average humidity in August
Cedar City, UT
- Average humidity in August: 39%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is June (26%).
Average rainfall in August
Cedar City, UT
- Average rainfall in August: 1.46"
The wettest month (with the highest rainfall) is July (1.81").
The driest month (with the least rainfall) is June (0.24").
Average rainfall days in August
Cedar City, UT
- Average rainfall days in August: 11.8 days
The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is November (3.2 days).
Average snowfall in August
Cedar City, UT
- Average snowfall in August: 0"
The month with the highest snowfall is December (4.25").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Cedar City, UT
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Cedar City, UT
- Average daylight in August: 13h and 36min
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 August: 11h and 42min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).
Average sunshine days in August
Cedar City, UT
- Average sunshine days in August: 13.8 days
The month with the most sunshine days is June (24 days).
The month with the least sunshine days is July (13.4 days).
Average UV index in August
Cedar City, UT
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in August
Cedar City, UT
- Average cloud cover in August: 10
The month with the most cloud cover is December (Cloud cover 31).
The month with the least cloud cover is June (Cloud cover 8).
Average visibility in August
Cedar City, UT
- Average visibility in August: 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).





