July weather forecast
Lake McDonald, MT

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Weather in July

July in Lake McDonald, Montana, is a warm summer month, with an average temperature ranging between max 77.9°F (25.5°C) and min 45.1°F (7.3°C).

Temperature

Lake McDonald's warmest month, July, registers temperatures that range from a high of 77.9°F (25.5°C) to a low of 45.1°F (7.3°C).

Humidity

The average relative humidity in July in Lake McDonald is 56%.

Rainfall

In Lake McDonald, Montana, during July, the rain falls for 6.9 days and regularly aggregates up to 0.47" (12mm) of precipitation. Throughout the year, there are 126.4 rainfall days, and 11.22" (285mm) of precipitation is accumulated.

Snowfall

June through August are months without snowfall in Lake McDonald.

Daylight

The average length of the day in July is 15h and 39min.
On the first day of the month, sunrise is at 5:38 am and sunset at 9:41 pm. On the last day of July, sunrise is at 6:09 am and sunset at 9:14 pm MDT.

Sunshine

The month with the most sunshine in Lake McDonald is July, with an average of 11.9h of sunshine.

UV index

With an average maximum UV index of 6, July is the month with the highest UV index in Lake McDonald. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In July, the maximum UV index of 6 suggests this advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What are the warmest months in Lake McDonald?

The highest temperatures in Lake McDonald are recorded in July, with averages reaching a high of 77.9°F (25.5°C) and a low of 45.1°F (7.3°C).

What are July temperatures in Lake McDonald?

In Lake McDonald, in July, the average high-temperature is 77.9°F (25.5°C), and the average low-temperature is 45.1°F (7.3°C).

What is the average humidity in July in Lake McDonald?

The average relative humidity in July in Lake McDonald is 56%.

How many days does it rain in July in Lake McDonald?

In Lake McDonald, Montana, in July, it is raining for 6.9 days, with typically 0.47" (12mm) of accumulated precipitation.

When it does not snow in Lake McDonald?

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

How many hours of daylight does Lake McDonald have in July?

In Lake McDonald, the average day length in July is 15h and 39min.

When are sunrise and sunset in July in Lake McDonald?

In July, on the first day of the month, sunrise is at 5:38 am and sunset at 9:41 pm. On the last day of the month, sunrise is at 6:09 am and sunset at 9:14 pm MDT.

What month has the most sunshine in Lake McDonald?

The month with the most sunshine in Lake McDonald, Montana, is July, with an average of 11.9h of sunshine.

How long on average sun shines in July in Lake McDonald?

In July, the average sunshine duration in Lake McDonald is 11.9h.

What is the month with the highest UV index in Lake McDonald?

The month with the highest UV index is July, with an average maximum UV index of 6.

What is the UV index intensity in July in Lake McDonald?

In July, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
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
Lake McDonald, MT

Average temperature in July - Lake McDonald, MT
  • Average high temperature in July: 77.9°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in July: 45.1°F

The month with the highest average low temperature is August (45.5°F).
The coldest month (with the lowest average low temperature) is February (13.5°F).

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Average pressure in July
Lake McDonald, MT

Average pressure in July - Lake McDonald, MT
  • Average pressure in July: 29.94"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in July
Lake McDonald, MT

Average wind speed in July - Lake McDonald, MT
  • Average wind speed in July: 4mph

The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest months (with the lowest average wind speed) are August and December (3.7mph).

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Average humidity in July
Lake McDonald, MT

Average humidity in July - Lake McDonald, MT
  • Average humidity in July: 56%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in July
Lake McDonald, MT

Average rainfall in July - Lake McDonald, MT
  • Average rainfall in July: 0.47"

The wettest month (with the highest rainfall) is June (1.42").
The driest month (with the least rainfall) is August (0.43").

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Average rainfall days in July
Lake McDonald, MT

Average rainfall days in July - Lake McDonald, MT
  • Average rainfall days in July: 6.9 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is August (6.3 days).

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Average snowfall in July
Lake McDonald, MT

Average snowfall in July - Lake McDonald, MT
  • Average snowfall in July: 0"

The month with the highest snowfall is January (7.72").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in July
Lake McDonald, MT

Average snowfall days in July - Lake McDonald, MT
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is December (19.1 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
Lake McDonald, MT

Average daylight in July / Average sunshine in July - Lake McDonald, 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: 3h and 30min).

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Average sunshine days in July
Lake McDonald, MT

Average sunshine days in July - Lake McDonald, 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 March (7.7 days).

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Average UV index in July
Lake McDonald, MT

Average UV index in July - Lake McDonald, 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).

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Average cloud cover in July
Lake McDonald, MT

Average cloud cover in July - Lake McDonald, MT
  • Average cloud cover in July: 15

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 15).

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Average visibility in July
Lake McDonald, MT

Average visibility in July - Lake McDonald, MT
  • Average visibility in July: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

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Lake McDonald, Montana, USA

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