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 is marked by an average high-temperature of a still moderately hot 81°F (27.2°C), bearing a close resemblance to July. Despite a significant disparity with daytime temperatures, an average low-temperature of 59.4°F (15.2°C) is recorded during August.Heat index
August's heat index is appraised at 84.2°F (29°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.Be advised, the heat index considers values for conditions in shade and with a light breeze. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Humidity
In August, the average relative humidity is 71%.Rainfall
In Oldham, South Dakota, in August, it is raining for 12.3 days, with typically 2.2" (56mm) of accumulated precipitation. In Oldham, during the entire year, the rain falls for 111.2 days and collects up to 21.14" (537mm) of precipitation.Snowfall
June through September are months without snowfall in Oldham.Daylight
In August, the average length of the day in Oldham is 13h and 58min.On the first day of August, sunrise is at 6:17 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 8:06 pm CDT.
Sunshine
The average sunshine in August in Oldham is 10h.UV index
The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In August, the maximum UV index of 5 transforms into these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. To protect against the Sun's most potent rays, avoid direct exposure around midday. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature in Oldham?
What is the average humidity in August in Oldham?
How many days does it rain in August in Oldham?
When it does not snow in Oldham?
What is the average length of the day in August in Oldham?
What time are sunrise and sunset in August in Oldham?
How long on average sun shines in August in Oldham?
What is the UV index reading in August in Oldham?
Average temperature in August
Oldham, SD
- Average high temperature in August: 81°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (22.3°F).
- Average low temperature in August: 59.4°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).
Average pressure in August
Oldham, SD
- Average pressure in August: 29.93"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in August
Oldham, SD
- Average wind speed in August: 8.6mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.6mph).
Average humidity in August
Oldham, SD
- Average humidity in August: 71%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (67%).
Average rainfall in August
Oldham, SD
- Average rainfall in August: 2.2"
The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is November (0.59").
Average rainfall days in August
Oldham, SD
- Average rainfall days in August: 12.3 days
The month with the highest number of rainy days is June (18.7 days).
The month with the least rainy days is January (1.6 days).
Average snowfall in August
Oldham, SD
- Average snowfall in August: 0"
The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Oldham, SD
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Oldham, SD
- Average daylight in August: 14h and 0min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in August: 10h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in August
Oldham, SD
- Average sunshine days in August: 16.3 days
The month with the most sunshine days is November (22.4 days).
The month with the least sunshine days is June (9.5 days).
Average UV index in August
Oldham, SD
- Average UV index in August: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in August
Oldham, SD
- Average cloud cover in August: 29
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in August
Oldham, SD
- Average visibility in August: 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).
Oldham, South Dakota, USA
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