July weather forecast and climate
Garrison, MT

Weather in July

July is a moderately hot summer month in Garrison, Montana, with average temperature ranging between max 76.8°F (24.9°C) and min 46.9°F (8.3°C).

Temperature

With an average high-temperature of 76.8°F (24.9°C) and an average low-temperature of 46.9°F (8.3°C), July is the warmest month.

Humidity

Months with the lowest humidity in Garrison, Montana, are July and August, with an average relative humidity of 49%.

Rainfall

In Garrison, during July, the rain falls for 7.4 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, in Garrison, there are 122.8 rainfall days, and 17.13" (435mm) of precipitation is accumulated.

Snowfall

In Garrison snow does not fall in July and August.

Daylight

The average length of the day in Garrison is 15.4h.

Sunshine

With an average of 11.7h of sunshine, July has the most sunshine of the year.

UV index

With an average maximum UV index of 5, July is the month with the highest UV index in Garrison. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What is the warmest month in Garrison?

July is the warmest month, with an average high-temperature of 76.8°F (24.9°C) and an average low-temperature of 46.9°F (8.3°C).

What is the temperature in July in Garrison?

In Garrison, in July, the average high-temperature is 76.8°F (24.9°C), and the average low-temperature is 46.9°F (8.3°C).

What is the least humid month in Garrison?

Months with the lowest humidity are July and August, with an average relative humidity of 49%.

What is the average humidity in July in Garrison?

In Garrison, Montana, the average relative humidity in July is 49%.

How many days does it rain in July in Garrison?

In Garrison, in July, it is raining for 7.4 days, with typically 0.83" (21mm) of accumulated precipitation.

Does it snow in Garrison in July?

In July, in Garrison, Montana, it doesn't snow. June is the latest month when it typically snows.

When it does not snow in Garrison?

July and August are months without snowfall in Garrison, Montana.

How many hours of daylight does Garrison have in July?

In July, the average length of the day in Garrison is 15.4h.

What month has the most sunshine in Garrison?

With an average of 11.7h of sunshine, July has the most sunshine of the year in Garrison, Montana.

How many hours of sunshine does Garrison have in July?

The average sunshine in July is 11.7h.

When is the highest UV index in Garrison?

July is the month with the highest UV index in Garrison, Montana, with an average maximum UV index of 5.

What is the UV index intensity in July in Garrison?

In July, the average daily maximum UV index in Garrison, Montana, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.

Average temperature in July
Garrison, MT

Average temperature in July - Garrison, MT
  • Average high temperature in July: 76.8°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in July: 46.9°F

The month with the highest average low temperature is August (47.3°F).
The coldest month (with the lowest average low temperature) is December (12.6°F).

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Average pressure in July
Garrison, MT

Average pressure in July - Garrison, MT
  • Average pressure in July: 29.96"

Months with the highest atmospheric pressure are January and December (30.19").
The month with the lowest atmospheric pressure is June (29.92").

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Average wind speed in July
Garrison, MT

Average wind speed in July - Garrison, MT
  • Average wind speed in July: 5mph

The windiest months (with the highest average wind speed) are January, April and November (6.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in July
Garrison, MT

Average humidity in July - Garrison, MT
  • Average humidity in July: 49%

Months with the highest relative humidity are January and February (88%).
Months with the lowest relative humidity are July and August (49%).

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Average rainfall in July
Garrison, MT

Average rainfall in July - Garrison, MT
  • Average rainfall in July: 0.83"

The wettest month (with the highest rainfall) is June (2.52").
The driest month (with the least rainfall) is August (0.67").

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Average rainfall days in July
Garrison, MT

Average rainfall days in July - Garrison, MT
  • Average rainfall days in July: 7.4 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is August (7.3 days).

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Average snowfall in July
Garrison, MT

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

The month with the highest snowfall is February (12.76").
Months with the least snowfall are July and August (0").

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Average snowfall days in July
Garrison, MT

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

The month with the highest number of snowfall days is February (20.3 days).
Months with the least snowfall days are July and August (0 days).

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

Average daylight in July / Average sunshine in July - Garrison, MT
  • Average daylight in July: 15.4h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in July: 11.7h

The month with the most sunshine is July (Average sunshine: 11.7h).
The month with the least sunshine is January (Average sunshine: 5.6h).

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Average sunshine days in July
Garrison, MT

Average sunshine days in July - Garrison, MT
  • Average sunshine days in July: 21.5 days

The month with the most sunshine days is July (21.5 days).
The month with the least sunshine days is April (6.3 days).

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Average UV index in July
Garrison, MT

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

The month with the highest UV index is July (UV index 5).
Months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in July
Garrison, MT

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

The month with the most cloud cover is February (Cloud cover 50).
Months with the least cloud cover are July and August (Cloud cover 15).

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Average visibility in July
Garrison, MT

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

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

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