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 advent of August reveals an average high-temperature of a still moderately hot 75.6°F (24.2°C), showing minimal difference from the prior month. August nights report a substantial dip from daytime highs to an average of 46.9°F (8.3°C).Humidity
August is the least humid month in Gallatin Gateway, with an average relative humidity of 51%.Rainfall
August is the month with the least rainfall. Rain falls for 12.6 days and accumulates 1.3" (33mm) of precipitation.Snowfall
In Gallatin Gateway, Montana, snow does not fall in July and August.Daylight
In Gallatin Gateway, Montana, the average length of the day in August is 14h and 4min.On the first day of the month, sunrise is at 6:09 am and sunset at 8:52 pm. On the last day of August, in Gallatin Gateway, sunrise is at 6:45 am and sunset at 8:03 pm MDT.
Sunshine
In Gallatin Gateway, the average sunshine in August is 11.3h.UV index
The average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 4 in August translates into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures in Gallatin Gateway?
What is the least humid month in Gallatin Gateway?
What is the average humidity in August in Gallatin Gateway?
What is the driest month in Gallatin Gateway?
How many days does it rain in August in Gallatin Gateway?
When it does not snow in Gallatin Gateway?
Does it snow in Gallatin Gateway in August?
What is the average length of the day in August in Gallatin Gateway?
When is the sunrise / sunset in August in Gallatin Gateway?
How many hours of sunshine does Gallatin Gateway have in August?
How high is the UV index in August in Gallatin Gateway?
Average temperature in August
Gallatin Gateway, MT
- Average high temperature in August: 75.6°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is December (24.8°F).
- Average low temperature in August: 46.9°F
The months with the highest average low temperature are July and August (46.9°F).
The coldest month (with the lowest average low temperature) is December (10.4°F).
Average pressure in August
Gallatin Gateway, MT
- Average pressure in August: 29.96"Hg
The months with the highest atmospheric pressure are January and December (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in August
Gallatin Gateway, MT
- Average wind speed in August: 4.7mph
The windiest month (with the highest average wind speed) is January (6.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in August
Gallatin Gateway, MT
- Average humidity in August: 51%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is August (51%).
Average rainfall in August
Gallatin Gateway, MT
- Average rainfall in August: 1.3"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is August (1.3").
Average rainfall days in August
Gallatin Gateway, MT
- Average rainfall days in August: 12.6 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (4.4 days).
Average snowfall in August
Gallatin Gateway, MT
- Average snowfall in August: 0"
The month with the highest snowfall is February (15.51").
The months with the least snowfall are July and August (0").
Average snowfall days in August
Gallatin Gateway, MT
- Average snowfall days in August: 0.1 days
The month with the highest number of snowfall days is February (20.3 days).
The month with the least snowfall days is July (0 days).
Average daylight in August /
Average sunshine in August
Gallatin Gateway, MT
- Average daylight in August: 14h and 1min
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 2min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 4h and 30min).
Average sunshine days in August
Gallatin Gateway, MT
- Average sunshine days in August: 15 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is April (7 days).
Average UV index in August
Gallatin Gateway, MT
- Average UV index in August: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in August
Gallatin Gateway, MT
- Average cloud cover in August: 17
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in August
Gallatin Gateway, MT
- Average visibility in August: 6mi
The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).
Gallatin Gateway, Montana, USA
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