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
July's onset witnesses a shift in the average high-temperature, moving from an enjoyable 66.7°F (19.3°C) in June to a warm 77.7°F (25.4°C). Heron receives a consistent average low-temperature of 48.7°F (9.3°C) in July, a substantial dip from the day's heat.Humidity
In Heron, the average relative humidity in July is 53%.Rainfall
In July, the rain falls for 7.8 days. Throughout July, 0.67" (17mm) of precipitation is accumulated. In Heron, during the entire year, the rain falls for 161.9 days and collects up to 27.48" (698mm) of precipitation.Snowfall
In Heron, snow does not fall in June through August.Daylight
In Heron, the average length of the day in July is 15h and 35min.On the first day of July, sunrise is at 5:48 am and sunset at 9:47 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 9:20 pm MDT.
Sunshine
The average sunshine in July is 11.5h.UV index
The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In July, a daily UV index of 6 turns into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. 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. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average July temperature?
What is the average humidity in July?
How many days does it rain in July?
When it does not snow?
What is the average length of the day in July?
What time are sunrise and sunset in July?
How long on average sun shines in July?
When is the highest UV index?
How high is the UV index in July?
Average temperature in July
Heron, MT
- Average high temperature in July: 77.7°F
The warmest month (with the highest average high temperature) is August (78.3°F).
The month with the lowest average high temperature is December (29.3°F).
- Average low temperature in July: 48.7°F
The month with the highest average low temperature is August (49.1°F).
The coldest month (with the lowest average low temperature) is December (18.7°F).
Average pressure in July
Heron, MT
- Average pressure in July: 29.93"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The months with the lowest atmospheric pressure are June and August (29.92"Hg).
Average wind speed in July
Heron, MT
- Average wind speed in July: 4.2mph
The windiest month (with the highest average wind speed) is April (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).
Average humidity in July
Heron, MT
- Average humidity in July: 53%
The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (52%).
Average rainfall in July
Heron, MT
- Average rainfall in July: 0.67"
The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is August (0.55").
Average rainfall days in July
Heron, MT
- Average rainfall days in July: 7.8 days
The month with the highest number of rainy days is April (19.3 days).
The month with the least rainy days is August (6.9 days).
Average snowfall in July
Heron, MT
- Average snowfall in July: 0"
The month with the highest snowfall is January (15.87").
The months with the least snowfall are June, July and August (0").
Average snowfall days in July
Heron, MT
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is December (19.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in July /
Average sunshine in July
Heron, MT
- Average daylight in July: 15h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in July: 11h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in July
Heron, MT
- Average sunshine days in July: 20.9 days
The month with the most sunshine days is July (20.9 days).
The month with the least sunshine days is March (7.1 days).
Average UV index in July
Heron, MT
- Average UV index in July: 6
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in July
Heron, MT
- Average cloud cover in July: 15
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in July
Heron, MT
- Average visibility in July: 6mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (3mi).
Heron, Montana, USA
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