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
At the onset of August, Hill City records an average high-temperature of a still moderately hot 80.1°F (26.7°C), showing little deviation from the preceding month. Hill City endures a clear shift from daytime heat to a mean low-temperature of 58.3°F (14.6°C) during August nights.Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 52%.Rainfall
In August, in Hill City, the rain falls for 16.6 days. Throughout August, 2.56" (65mm) of precipitation is accumulated. In Hill City, during the entire year, the rain falls for 135.4 days and collects up to 20.39" (518mm) of precipitation.Snowfall
June through August are months without snowfall.Daylight
The average length of the day in August is 13h and 56min.On the first day of August, sunrise is at 5:43 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:31 pm MDT.
Sunshine
The month with the most sunshine is August, with an average of 11.7h of sunshine.UV index
In Hill City, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 5 in August suggests the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in August?
What is the least humid month?
What is the average humidity in August?
How much does it rain in August?
When it does not snow in Hill City?
Does it snow in August?
What is the average length of the day in August?
When are sunrise and sunset in August?
What month has the most sunshine?
How many hours of sunshine does Hill City have in August?
What is the UV index reading in August?
Average temperature in August
Hill City, SD
- Average high temperature in August: 80.1°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is December (29.8°F).
- Average low temperature in August: 58.3°F
The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (16.2°F).
Average pressure in August
Hill City, SD
- Average pressure in August: 29.9"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in August
Hill City, SD
- Average wind speed in August: 7mph
The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in August
Hill City, SD
- Average humidity in August: 52%
The months with the highest relative humidity are January and February (77%).
The months with the lowest relative humidity are August and September (52%).
Average rainfall in August
Hill City, SD
- Average rainfall in August: 2.56"
The wettest month (with the highest rainfall) is June (3.19").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in August
Hill City, SD
- Average rainfall days in August: 16.6 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (4.5 days).
Average snowfall in August
Hill City, SD
- Average snowfall in August: 0"
The month with the highest snowfall is April (7.24").
The months with the least snowfall are June, July and August (0").
Average snowfall days in August
Hill City, SD
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in August /
Average sunshine in August
Hill City, SD
- Average daylight in August: 13h and 5min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in August: 11h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 0min).
Average sunshine days in August
Hill City, SD
- Average sunshine days in August: 9.9 days
The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in August
Hill City, SD
- 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, March, October, November and December (UV index 2).
Average cloud cover in August
Hill City, SD
- Average cloud cover in August: 17
The month with the most cloud cover is April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in August
Hill City, SD
- 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).
Hill City, South Dakota, USA
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