August weather forecast
Hathaway, MT

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Weather in August

The last month of the summer, August, is also a moderately hot month in Hathaway, Montana, with an average temperature fluctuating between 64.8°F (18.2°C) and 84.7°F (29.3°C).

Temperature

The commencement of August notes an average high-temperature of a moderately hot 84.7°F (29.3°C), exhibiting little difference from the previous month. Hathaway throughout August, records an average low-temperature of 64.8°F (18.2°C).

Humidity

The least humid month in Hathaway, Montana, is August, with an average relative humidity of 39%.

Rainfall

In August, in Hathaway, the rain falls for 9.7 days. Throughout August, 1.1" (28mm) of precipitation is accumulated. Throughout the year, in Hathaway, there are 101.7 rainfall days, and 11.85" (301mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Hathaway, the average length of the day in August is 14h and 7min.
On the first day of the month, sunrise is at 5:47 am and sunset at 8:34 pm. On the last day of August, in Hathaway, sunrise is at 6:24 am and sunset at 7:44 pm MDT.

Sunshine

In Hathaway, the average sunshine in August is 11.6h.

UV index

In Hathaway, Montana, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, a regular UV index of 6 translates into these guidelines:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

How hot does it get in Hathaway in August?

In Hathaway, in August, the average high-temperature is 84.7°F (29.3°C), and the average low-temperature is 64.8°F (18.2°C). In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 86°F (30°C).

What is the least humid month in Hathaway?

August is the least humid month in Hathaway, with an average relative humidity of 39%.

What is the average humidity in August in Hathaway?

In Hathaway, Montana, the average relative humidity in August is 39%.

How many days does it rain in August in Hathaway?

In Hathaway, Montana, in August, during 9.7 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow in Hathaway?

June through September are months without snowfall in Hathaway, Montana.

What is the average length of the day in August in Hathaway?

In Hathaway, the average day length in August is 14h and 7min.

When is the sunrise / sunset in August in Hathaway?

In August, on the first day of the month, sunrise is at 5:47 am and sunset at 8:34 pm. On the last day of the month, in Hathaway, Montana, sunrise is at 6:24 am and sunset at 7:44 pm MDT.

How many hours of sunshine does Hathaway have in August?

In August, the average sunshine duration is 11.6h.

What is the UV index intensity in August in Hathaway?

In Hathaway, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from 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 August
Hathaway, MT

Average temperature in August - Hathaway, MT
  • Average high temperature in August: 84.7°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in August
Hathaway, MT

Average pressure in August - Hathaway, MT
  • Average pressure in August: 29.88"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in August
Hathaway, MT

Average wind speed in August - Hathaway, MT
  • Average wind speed in August: 9.4mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is February (9.3mph).

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Average humidity in August
Hathaway, MT

Average humidity in August - Hathaway, MT
  • Average humidity in August: 39%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (39%).

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Average rainfall in August
Hathaway, MT

Average rainfall in August - Hathaway, MT
  • Average rainfall in August: 1.1"

The wettest month (with the highest rainfall) is May (1.93").
The driest months (with the least rainfall) are November and December (0.55").

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Average rainfall days in August
Hathaway, MT

Average rainfall days in August - Hathaway, MT
  • Average rainfall days in August: 9.7 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is December (4 days).

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Average snowfall in August
Hathaway, MT

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

The month with the highest snowfall is February (3.7").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Hathaway, MT

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

The month with the highest number of snowfall days is January (13.3 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
Hathaway, MT

Average daylight in August / Average sunshine in August - Hathaway, MT
  • Average daylight in August: 14h and 1min

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 August: 11h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

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Average sunshine days in August
Hathaway, MT

Average sunshine days in August - Hathaway, MT
  • Average sunshine days in August: 17.8 days

The month with the most sunshine days is September (20.2 days).
The month with the least sunshine days is May (14.3 days).

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Average UV index in August
Hathaway, MT

Average UV index in August - Hathaway, MT
  • Average UV index in August: 6

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Hathaway, MT

Average cloud cover in August - Hathaway, MT
  • Average cloud cover in August: 16

The months with the most cloud cover are February and December (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 16).

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Average visibility in August
Hathaway, MT

Average visibility in August - Hathaway, MT
  • Average visibility in August: 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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Hathaway, Montana, USA

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