Contents
- Weather in July
- Frequently asked questions
- Average temperature in July
- Average pressure in July
- Average wind speed in July
- Average humidity in July
- Average rainfall in July
- Average rainfall days in July
- Average snowfall in July
- Average snowfall days in July
- Average daylight in July
- Average sunshine in July
- Average sunshine days in July
- Average UV index in July
- Average cloud cover in July
- Average visibility in July
Weather in July
Temperature
The warmest month is July, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 48.4°F (9.1°C).Humidity
The average relative humidity in July is 47%.Rainfall
In July, in Boulder, the rain falls for 9.9 days. Throughout July, 1.02" (26mm) of precipitation is accumulated. In Boulder, during the entire year, the rain falls for 133.7 days and collects up to 16.38" (416mm) of precipitation.Snowfall
July and August are months without snowfall.Daylight
The average length of the day in July in Boulder is 15h and 21min.On the first day of July, sunrise is at 5:40 am and sunset at 9:24 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 9:00 pm MDT.
Sunshine
The month with the most sunshine in Boulder, Montana, is July, with an average of 11.7h of sunshine.UV index
With an average maximum UV index of 6, July is the month with the highest UV index in Boulder. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In July, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
FAQ
What is the warmest month in Boulder?
What is the temperature in July in Boulder?
What is the average humidity in July in Boulder?
How much does it rain in Boulder in July?
When it does not snow in Boulder?
Does it snow in Boulder in July?
How many hours of daylight does Boulder have in July?
When are sunrise and sunset in July in Boulder?
What month has the most sunshine in Boulder?
How long on average sun shines in July in Boulder?
When is the highest UV index in Boulder?
What is the UV index intensity in July in Boulder?
Average temperature in July
Boulder, MT
- Average high temperature in July: 79.7°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (27°F).
- Average low temperature in July: 48.4°F
The month with the highest average low temperature is August (48.6°F).
The coldest month (with the lowest average low temperature) is December (12.6°F).
Average pressure in July
Boulder, MT
- Average pressure in July: 29.96"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in July
Boulder, MT
- Average wind speed in July: 4.9mph
The windiest months (with the highest average wind speed) are January and November (6.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in July
Boulder, MT
- Average humidity in July: 47%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (46%).
Average rainfall in July
Boulder, MT
- Average rainfall in July: 1.02"
The wettest month (with the highest rainfall) is June (2.68").
The driest month (with the least rainfall) is December (0.79").
Average rainfall days in July
Boulder, MT
- Average rainfall days in July: 9.9 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in July
Boulder, MT
- Average snowfall in July: 0"
The month with the highest snowfall is February (9.72").
The months with the least snowfall are July and August (0").
Average snowfall days in July
Boulder, MT
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is February (18 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in July /
Average sunshine in July
Boulder, MT
- Average daylight in July: 15h and 2min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in July: 11h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in July
Boulder, MT
- Average sunshine days in July: 17 days
The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is February (8.5 days).
Average UV index in July
Boulder, MT
- Average UV index in July: 6
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in July
Boulder, MT
- Average cloud cover in July: 16
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in July
Boulder, MT
- Average visibility in July: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Weather forecast for your location
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