August weather forecast
Troy, MT

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Weather in August

August, the last month of the summer in Troy, is another warm month, with temperature in the range of an average high of 77.5°F (25.3°C) and an average low of 47.3°F (8.5°C).

Temperature

In Troy, August is the warmest month, with temperatures averaging a high of 77.5°F (25.3°C) and a low of 47.3°F (8.5°C).

Humidity

August is the least humid month, with an average relative humidity of 53%.

Rainfall

August is the month with the least rainfall. Rain falls for 5.9 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day in Troy is 14h and 16min.
On the first day of August, sunrise is at 6:19 am and sunset at 9:20 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 8:26 pm MDT.

Sunshine

The months with the most sunshine are July and August, with an average of 11.6h of sunshine.

UV index

In August, the average daily maximum UV index in Troy is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the maximum UV index of 4 suggests this advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What month is the hottest in Troy?

Troy's temperatures tend to reach their peak averages in August, with a high of 77.5°F (25.3°C) and a low of 47.3°F (8.5°C).

What is the average August temperature in Troy?

In Troy, 77.5°F (25.3°C) is the average high-temperature and 47.3°F (8.5°C) is the average low-temperature during August.

What is the least humid month in Troy?

The least humid month in Troy is August, with an average relative humidity of 53%.

What is the average humidity in August in Troy?

The average relative humidity in August in Troy, Montana, is 53%.

What is the driest month in Troy?

August is the month with the least rainfall in Troy. Rain falls for 5.9 days and accumulates 0.43" (11mm) of precipitation.

How much does it rain in Troy in August?

In Troy, Montana, during August, the rain falls for 5.9 days and regularly aggregates up to 0.43" (11mm) of precipitation.

When it does not snow in Troy?

June through August are months without snowfall in Troy.

Does it snow in Troy in August?

In Troy, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Troy have in August?

In August, the average day length in Troy, Montana, is 14h and 16min.

When are sunrise and sunset in August in Troy?

In August, on the first day of the month, sunrise is at 6:19 am and sunset at 9:20 pm. On the last day of the month, in Troy, Montana, sunrise is at 7:00 am and sunset at 8:26 pm MDT.

What are the months with the most sunshine in Troy?

The months with the most sunshine are July and August, with an average of 11.6h of sunshine.

How many hours of sunshine does Troy have in August?

In August, the average sunshine duration in Troy, Montana, is 11.6h.

How high is the UV index in August in Troy?

In August, the average daily maximum UV index is 4. 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 August
Troy, MT

Average temperature in August - Troy, MT
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (27.1°F).

  • Average low temperature in August: 47.3°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 (15.1°F).

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Average pressure in August
Troy, MT

Average pressure in August - Troy, MT
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Troy, MT

Average wind speed in August - Troy, MT
  • Average wind speed in August: 4mph

The windiest months (with the highest average wind speed) are April and June (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).

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Average humidity in August
Troy, MT

Average humidity in August - Troy, MT
  • Average humidity in August: 53%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (53%).

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Average rainfall in August
Troy, MT

Average rainfall in August - Troy, MT
  • Average rainfall in August: 0.43"

The wettest month (with the highest rainfall) is December (2.24").
The driest month (with the least rainfall) is August (0.43").

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Average rainfall days in August
Troy, MT

Average rainfall days in August - Troy, MT
  • Average rainfall days in August: 5.9 days

The month with the highest number of rainy days is April (17.5 days).
The month with the least rainy days is August (5.9 days).

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Average snowfall in August
Troy, MT

Average snowfall in August - Troy, MT
  • Average snowfall in August: 0"

The month with the highest snowfall is January (11.34").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Troy, MT

Average snowfall days in August - Troy, MT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (20 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in August /
Average sunshine in August
Troy, MT

Average daylight in August / Average sunshine in August - Troy, MT
  • Average daylight in August: 14h and 2min

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 August: 11h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in August
Troy, MT

Average sunshine days in August - Troy, MT
  • Average sunshine days in August: 22.8 days

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (7.4 days).

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Average UV index in August
Troy, MT

Average UV index in August - Troy, MT
  • Average UV index in August: 4

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in August
Troy, MT

Average cloud cover in August - Troy, MT
  • Average cloud cover in August: 15

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in August
Troy, MT

Average visibility in August - Troy, MT
  • Average visibility in August: 6mi

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

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Troy, Montana, USA

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