Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The arrival of August denotes a barely perceptible change in the average high-temperatures to a still moderately hot 77.5°F (25.3°C) from July's 79.2°F (26.2°C). The nighttime average for Hilliard in August plummets considerably from its daytime counterpart, resting at a fresh 51.4°F (10.8°C).Humidity
With an average relative humidity of 39%, August is the least humid month.Rainfall
The month with the least rainfall in Hilliard is August, when the rain falls for 7.3 days and typically collects 0.51" (13mm) of precipitation.Snowfall
In Hilliard, snow does not fall in July and August.Daylight
The average length of the day in August is 13h and 46min.On the first day of the month, sunrise is at 6:19 am and sunset at 8:39 pm. On the last day of August, sunrise is at 6:49 am and sunset at 7:56 pm MDT.
Sunshine
August has the most sunshine of the year, with an average of 12h of sunshine.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: An average UV index of 5 in August transforms into this advice:
Be vigilant - Suggestions to stave off sun damage are provided. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature?
What is the least humid month?
What is the average humidity in August in Hilliard?
What is the driest month?
How many days does it rain in August?
When it does not snow?
Does it snow in August?
How many hours of daylight does Hilliard have in August?
When are sunrise and sunset in August?
What month has the most sunshine?
How many hours of sunshine does Hilliard have in August?
What are the months with the highest UV index?
What is the UV index intensity in August?
Average temperature in August
Hilliard, WY
- Average high temperature in August: 77.5°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (26.4°F).
- Average low temperature in August: 51.4°F
The month with the highest average low temperature is July (51.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).
Average pressure in August
Hilliard, WY
- Average pressure in August: 29.93"Hg
The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in August
Hilliard, WY
- Average wind speed in August: 7mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in August
Hilliard, WY
- Average humidity in August: 39%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is August (39%).
Average rainfall in August
Hilliard, WY
- Average rainfall in August: 0.51"
The wettest months (with the highest rainfall) are April and May (1.38").
The driest month (with the least rainfall) is August (0.51").
Average rainfall days in August
Hilliard, WY
- Average rainfall days in August: 7.3 days
The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is February (5.5 days).
Average snowfall in August
Hilliard, WY
- Average snowfall in August: 0"
The month with the highest snowfall is March (10").
The months with the least snowfall are July and August (0").
Average snowfall days in August
Hilliard, WY
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in August /
Average sunshine in August
Hilliard, WY
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 6min).
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 48min).
Average sunshine days in August
Hilliard, WY
- Average sunshine days in August: 16.8 days
The month with the most sunshine days is June (19.5 days).
The month with the least sunshine days is April (10.8 days).
Average UV index in August
Hilliard, WY
- Average UV index in August: 5
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in August
Hilliard, WY
- Average cloud cover in August: 10
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in August
Hilliard, WY
- Average visibility in August: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).
Hilliard, Wyoming, USA
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