July weather forecast
Shelby, MT

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Weather in July

July is the peak of summer in Shelby, Montana, and the city basks under the warm sunlight. With an average high temperature of 80.8°F (27.1°C), it stands as the warmest month of the year. In contrast to the winter months, cloud coverage is minimal, and rain or snow is quite rare, providing plenty of opportunities for long, sunny days. It is a great time for road trips and outdoor summer concerts. As the summer heat takes hold, locals take advantage of the high temperatures for summer bonfires and night sky observations.

Temperature

In Shelby, the month of July is known for its highest average temperatures, reaching a high of 80.8°F (27.1°C) and a low of 57.4°F (14.1°C).

Heat index

July's mean heat index is appraised at 80.6°F (27°C). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

In July, the average relative humidity in Shelby is 44%.

Rainfall

In July, the rain falls for 7.3 days. Throughout July, 0.55" (14mm) of precipitation is accumulated. Throughout the year, there are 84.2 rainfall days, and 9.29" (236mm) of precipitation is accumulated.

Snowfall

In Shelby, Montana, snow does not fall in June through August.

Daylight

In July, the average length of the day in Shelby is 15h and 38min.
On the first day of July in Shelby, sunrise is at 5:30 am and sunset at 9:32 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 9:05 pm MDT.

Sunshine

July has the most sunshine of the year, with an average of 11.9h of sunshine.

UV index

The month with the highest UV index is July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In July, the maximum UV index of 6 suggests these recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

What month is the hottest in Shelby?

Temperature readings in Shelby, Montana, reach their annual highs in July, averaging 80.8°F (27.1°C) and a minimum average of 57.4°F (14.1°C).

What is the average July temperature in Shelby?

An average high-temperature, in July, in Shelby, is 80.8°F (27.1°C) and the average low-temperature is 57.4°F (14.1°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is appraised at 80.6°F (27°C).

What is the average humidity in July in Shelby?

In Shelby, the average relative humidity in July is 44%.

How much does it rain in Shelby in July?

In Shelby, in July, during 7.3 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

When it does not snow in Shelby?

June through August are months without snowfall in Shelby.

How many hours of daylight does Shelby have in July?

The average day length in July in Shelby, Montana, is 15h and 38min.

When are sunrise and sunset in July in Shelby?

On the first day of July in Shelby, Montana, sunrise is at 5:30 am and sunset at 9:32 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 9:05 pm MDT.

What month has the most sunshine in Shelby?

With an average of 11.9h of sunshine, July has the most sunshine of the year.

How many hours of sunshine does Shelby have in July?

In July, the average sunshine duration is 11.9h.

When is the highest UV index in Shelby?

July is the month with the highest UV index in Shelby, Montana, with an average maximum UV index of 6.

What is the UV index reading in July in Shelby?

In Shelby, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Shelby, MT

Average temperature in July - Shelby, MT
  • Average high temperature in July: 80.8°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is December (27.7°F).

  • Average low temperature in July: 57.4°F

The month with the highest average low temperature is August (58.3°F).
The coldest month (with the lowest average low temperature) is December (15.4°F).

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Average pressure in July
Shelby, MT

Average pressure in July - Shelby, MT
  • Average pressure in July: 29.91"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in July
Shelby, MT

Average wind speed in July - Shelby, MT
  • Average wind speed in July: 8.9mph

The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in July
Shelby, MT

Average humidity in July - Shelby, MT
  • Average humidity in July: 44%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in July
Shelby, MT

Average rainfall in July - Shelby, MT
  • Average rainfall in July: 0.55"

The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and December (0.39").

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Average rainfall days in July
Shelby, MT

Average rainfall days in July - Shelby, MT
  • Average rainfall days in July: 7.3 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is February (3.1 days).

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Average snowfall in July
Shelby, MT

Average snowfall in July - Shelby, MT
  • Average snowfall in July: 0"

The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in July
Shelby, MT

Average snowfall days in July - Shelby, MT
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in July /
Average sunshine in July
Shelby, MT

Average daylight in July / Average sunshine in July - Shelby, MT
  • Average daylight in July: 15h and 4min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in July: 11h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in July
Shelby, MT

Average sunshine days in July - Shelby, MT
  • Average sunshine days in July: 21.1 days

The month with the most sunshine days is September (22.2 days).
The month with the least sunshine days is April (14.7 days).

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Average UV index in July
Shelby, MT

Average UV index in July - Shelby, 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, March, October, November and December (UV index 2).

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Average cloud cover in July
Shelby, MT

Average cloud cover in July - Shelby, MT
  • Average cloud cover in July: 15

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 15).

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Average visibility in July
Shelby, MT

Average visibility in July - Shelby, MT
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Shelby, Montana, USA

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