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 warm 75.7°F (24.3°C) from July's 77.5°F (25.3°C). Following the sharp contrast to daytime warmth, an average nighttime temperature of 47.3°F (8.5°C) gets registered during August.Humidity
The months with the lowest humidity are July and August, with an average relative humidity of 45%.Rainfall
In Dillon, in August, during 8.7 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, in Dillon, there are 126.7 rainfall days, and 10.35" (263mm) of precipitation is accumulated.Snowfall
July and August are months without snowfall.Daylight
In August, the average length of the day is 14h and 2min.On the first day of August, sunrise is at 6:16 am and sunset at 8:57 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 8:09 pm MDT.
Sunshine
The average sunshine in August is 11.8h.UV index
The average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 4 during August translates into the following directions:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average August temperature in Dillon?
What are the least humid months?
What is the average humidity in August?
How many days does it rain in August?
When it does not snow?
Does it snow in August?
How many hours of daylight does Dillon have in August?
What time are sunrise and sunset in August?
How many hours of sunshine does Dillon have in August?
What is the UV index reading in August?
Average temperature in August
Dillon, MT
- Average high temperature in August: 75.7°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is December (25.2°F).
- Average low temperature in August: 47.3°F
The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is December (10.6°F).
Average pressure in August
Dillon, MT
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in August
Dillon, MT
- Average wind speed in August: 4.8mph
The windiest month (with the highest average wind speed) is November (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in August
Dillon, MT
- Average humidity in August: 45%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are July and August (45%).
Average rainfall in August
Dillon, MT
- Average rainfall in August: 0.71"
The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days in August
Dillon, MT
- Average rainfall days in August: 8.7 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (7.7 days).
Average snowfall in August
Dillon, MT
- Average snowfall in August: 0"
The month with the highest snowfall is February (5.51").
The months with the least snowfall are July and August (0").
Average snowfall days in August
Dillon, MT
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is February (14.1 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in August /
Average sunshine in August
Dillon, MT
- Average daylight in August: 14h and 0min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in August: 11h and 5min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in August
Dillon, MT
- Average sunshine days in August: 16.9 days
The month with the most sunshine days is July (18.2 days).
The month with the least sunshine days is April (10.1 days).
Average UV index in August
Dillon, MT
- Average UV index in August: 4
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in August
Dillon, MT
- Average cloud cover in August: 13
The month with the most cloud cover is February (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility in August
Dillon, MT
- Average visibility in August: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Dillon, Montana, USA
Weather forecast for your location
2. Allow the app to use your location