August weather forecast
Riverton, UT

Share

Weather in August

August carries with it the heat of July, maintaining summer's grasp on Riverton. Despite the slight dip in temperatures, days remain blissfully hot and ideal for outdoor recreation. Occasional cool nights offer respite from the continual warmth. August is noted for its sun-soaked days, and clear blue skies, depicting a vibrant summer. The calming down of the intense heat indicates the forthcoming autumn transition in September.

Temperature

The advent of August brings an average high-temperature of a still warm 83.3°F (28.5°C), almost identical to the preceding month. Riverton's nighttime temperatures in August reflect a stark contrast to the day's highs, falling to an average low of 58.6°F (14.8°C).

Humidity

In Riverton, the average relative humidity in August is 38%.

Rainfall

In Riverton, in August, it is raining for 5.3 days, with typically 0.35" (9mm) of accumulated precipitation. In Riverton, during the entire year, the rain falls for 69.6 days and collects up to 9.06" (230mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August is 13h and 44min.
On the first day of August, sunrise is at 6:25 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 8:00 pm MDT.

Sunshine

With an average of 12h of sunshine, August has the most sunshine of the year in Riverton, Utah.

UV index

In Riverton, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 5 during August leads to these advisories:
Exercise caution. Those with pale skin may experience burns in less than half an hour. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
[Resources]

Frequently asked questions

Is it hot in Riverton during August?

The high-temperature, in August, in Riverton, records 83.3°F (28.5°C), while the low-temperature is 58.6°F (14.8°C).

What is the average humidity in August in Riverton?

The average relative humidity in August in Riverton is 38%.

How many days does it rain in August in Riverton?

In August, in Riverton, the rain falls for 5.3 days. Throughout August, 0.35" (9mm) of precipitation is accumulated.

When it does not snow in Riverton?

May through September are months without snowfall.

What is the average length of the day in August in Riverton?

In Riverton, the average day length in August is 13h and 44min.

When are sunrise and sunset in August in Riverton?

In August, on the first day of the month, sunrise is at 6:25 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 8:00 pm MDT.

What month has the most sunshine in Riverton?

The month with the most sunshine in Riverton is August, with an average of 12h of sunshine.

How many hours of sunshine does Riverton have in August?

The average sunshine duration in August in Riverton is 12h.

What is the UV index intensity in August in Riverton?

In August, the average daily maximum UV index in Riverton, Utah, is 5. A UV Index estimate 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 August
Riverton, UT

Average temperature in August - Riverton, UT
  • Average high temperature in August: 83.3°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in August: 58.6°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

[Resources]

Average pressure in August
Riverton, UT

Average pressure in August - Riverton, UT
  • Average pressure in August: 29.92"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).

[Resources]

Average wind speed in August
Riverton, UT

Average wind speed in August - Riverton, UT
  • Average wind speed in August: 5.9mph

The windiest months (with the highest average wind speed) are March and April (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.9mph).

[Resources]

Average humidity in August
Riverton, UT

Average humidity in August - Riverton, UT
  • Average humidity in August: 38%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (37%).

[Resources]

Average rainfall in August
Riverton, UT

Average rainfall in August - Riverton, UT
  • Average rainfall in August: 0.35"

The wettest month (with the highest rainfall) is February (1.38").
The driest month (with the least rainfall) is June (0.31").

[Resources]

Average rainfall days in August
Riverton, UT

Average rainfall days in August - Riverton, UT
  • Average rainfall days in August: 5.3 days

The month with the highest number of rainy days is April (8.3 days).
The month with the least rainy days is June (4.1 days).

[Resources]

Average snowfall in August
Riverton, UT

Average snowfall in August - Riverton, UT
  • Average snowfall in August: 0"

The month with the highest snowfall is January (8.27").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in August
Riverton, UT

Average snowfall days in August - Riverton, UT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in August /
Average sunshine in August
Riverton, UT

Average daylight in August / Average sunshine in August - Riverton, UT
  • Average daylight in August: 13h and 4min

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 August: 12h 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 24min).

[Resources]

Average sunshine days in August
Riverton, UT

Average sunshine days in August - Riverton, UT
  • Average sunshine days in August: 23.1 days

The month with the most sunshine days is October (24.9 days).
The month with the least sunshine days is February (17.3 days).

[Resources]

Average UV index in August
Riverton, UT

Average UV index in August - Riverton, UT
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

[Resources]

Average cloud cover in August
Riverton, UT

Average cloud cover in August - Riverton, UT
  • Average cloud cover in August: 10

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 10).

[Resources]

Average visibility in August
Riverton, UT

Average visibility in August - Riverton, UT
  • Average visibility in August: 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).

[Resources]

Riverton, Utah, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location