July weather forecast
Grantsdale, MT

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Weather in July

July is a warm summer month in Grantsdale, Montana, with an average temperature fluctuating between 46.8°F (8.2°C) and 77°F (25°C).

Temperature

In Grantsdale, July is the warmest month, with temperatures averaging a high of 77°F (25°C) and a low of 46.8°F (8.2°C).

Humidity

In July, the average relative humidity in Grantsdale is 51%.

Rainfall

In July, in Grantsdale, the rain falls for 8 days. Throughout July, 0.79" (20mm) of precipitation is accumulated. In Grantsdale, during the entire year, the rain falls for 163.6 days and collects up to 20.83" (529mm) of precipitation.

Snowfall

In Grantsdale, snow does not fall in June through August.

Daylight

In Grantsdale, the average length of the day in July is 15h and 21min.
On the first day of July, sunrise is at 5:49 am and sunset at 9:31 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 9:07 pm MDT.

Sunshine

July and August, with an average of 11.7h of sunshine, are months with the most sunshine.

UV index

With an average maximum UV index of 5, July is the month with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 during July translates into the following directions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What month is the hottest in Grantsdale?

July, with its high-temperature average of 77°F (25°C) and a low-temperature average of 46.8°F (8.2°C), is the warmest month in Grantsdale.

What is the temperature in July in Grantsdale?

In July, the average high-temperature and low-temperature in Grantsdale are 77°F (25°C) and 46.8°F (8.2°C) respectively.

What is the average humidity in July in Grantsdale?

The average relative humidity in July is 51%.

How much does it rain in Grantsdale in July?

In Grantsdale, Montana, during July, the rain falls for 8 days and regularly aggregates up to 0.79" (20mm) of precipitation.

When it does not snow in Grantsdale?

In Grantsdale, snow does not fall in June through August.

How many hours of daylight does Grantsdale have in July?

In July, the average day length in Grantsdale is 15h and 21min.

When is the sunrise / sunset in July in Grantsdale?

On the first day of July in Grantsdale, Montana, sunrise is at 5:49 am and sunset at 9:31 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 9:07 pm MDT.

What is the month with the most sunshine in Grantsdale?

The months with the most sunshine in Grantsdale, Montana, are July and August, with an average of 11.7h of sunshine.

How long on average sun shines in July in Grantsdale?

In July, the average sunshine duration in Grantsdale is 11.7h.

When is the highest UV index in Grantsdale?

The month with the highest UV index is July, with an average maximum UV index of 5.

What is the UV index reading in July in Grantsdale?

The average daily maximum UV index in July is 5. A UV Index value of 3 to 5 symbolizes a moderate 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
Grantsdale, MT

Average temperature in July - Grantsdale, MT
  • Average high temperature in July: 77°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is December (26.8°F).

  • Average low temperature in July: 46.8°F

The month with the highest average low temperature is August (46.9°F).
The coldest month (with the lowest average low temperature) is December (14°F).

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Average pressure in July
Grantsdale, MT

Average pressure in July - Grantsdale, MT
  • Average pressure in July: 29.97"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in July
Grantsdale, MT

Average wind speed in July - Grantsdale, MT
  • Average wind speed in July: 4.3mph

The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

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Average humidity in July
Grantsdale, MT

Average humidity in July - Grantsdale, MT
  • Average humidity in July: 51%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (50%).

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Average rainfall in July
Grantsdale, MT

Average rainfall in July - Grantsdale, MT
  • Average rainfall in July: 0.79"

The wettest months (with the highest rainfall) are February and April (2.36").
The driest month (with the least rainfall) is August (0.75").

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Average rainfall days in July
Grantsdale, MT

Average rainfall days in July - Grantsdale, MT
  • Average rainfall days in July: 8 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is July (8 days).

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Average snowfall in July
Grantsdale, MT

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

The month with the highest snowfall is February (13.03").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in July
Grantsdale, MT

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

The month with the highest number of snowfall days is February (19.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in July / Average sunshine in July - Grantsdale, 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 months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

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Average sunshine days in July
Grantsdale, MT

Average sunshine days in July - Grantsdale, MT
  • Average sunshine days in July: 18.9 days

The month with the most sunshine days is July (18.9 days).
The month with the least sunshine days is February (5.6 days).

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Average UV index in July
Grantsdale, MT

Average UV index in July - Grantsdale, MT
  • Average UV index in July: 5

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in July
Grantsdale, MT

Average cloud cover in July - Grantsdale, MT
  • Average cloud cover in July: 14

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in July
Grantsdale, MT

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

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

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Grantsdale, Montana, USA

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