August weather forecastMount Sterling, IN
August
Weather in August
August, the last month of the summer in Mount Sterling, is another warm month, with an average temperature fluctuating between 63.7°F (17.6°C) and 84.4°F (29.1°C).Temperature
The transition into August shows a subtle variation to a still warm 84.4°F (29.1°C) from July's 85.1°F (29.5°C) in the average high-temperature. The temperature in Mount Sterling lowers to an average of 63.7°F (17.6°C) during August nights.Heat index
The heat index value during August is appraised at a hot 93.2°F (34°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.Records show heat index calculations are tailored for shaded regions and mild winds. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Humidity
In Mount Sterling, the average relative humidity in August is 76%.Rainfall
In Mount Sterling, during August, the rain falls for 14.7 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, there are 166.7 rainfall days, and 26.46" (672mm) of precipitation is accumulated.Snowfall
In Mount Sterling, snow does not fall in May through October.Daylight
In August, the average length of the day is 13h and 38min.On the first day of the month, sunrise is at 6:42 am and sunset at 8:50 pm. On the last day of August, sunrise is at 7:09 am and sunset at 8:11 pm EDT.
Sunshine
The average sunshine in August is 9.9h.UV index
The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 6 during August translates into these guidelines:
Deter overexposure. Protecting against the sun's effects is essential. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Mount Sterling, IN
- Average high temperature in August: 84.4°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in August: 63.7°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in August
Mount Sterling, IN
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in August
Mount Sterling, IN
- Average wind speed in August: 4.9mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in August
Mount Sterling, IN
- Average humidity in August: 76%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are September and October (75%).
Average rainfall in August
Mount Sterling, IN
- Average rainfall in August: 1.97"
The wettest month (with the highest rainfall) is April (2.91").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in August
Mount Sterling, IN
- Average rainfall days in August: 14.7 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in August
Mount Sterling, IN
- Average snowfall in August: 0"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
Mount Sterling, IN
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Mount Sterling, IN
- Average daylight in August: 13h and 36min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in August: 9h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in August
Mount Sterling, IN
- Average sunshine days in August: 13.7 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in August
Mount Sterling, IN
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in August
Mount Sterling, IN
- Average cloud cover in August: 29
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in August
Mount Sterling, IN
- Average visibility in August: 6mi
The months with the highest visibility are March, April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May, July and December (5mi).





