August weather forecast
Roscoe, MT

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Weather in August

August, the last month of the summer in Roscoe, is another warm month, with an average temperature varying between 81.1°F (27.3°C) and 57.2°F (14°C).

Temperature

Roscoe, Montana, registers an average high-temperature of a still warm 81.1°F (27.3°C) at the commencement of August, closely related to the preceding month. A noteworthy temperature dip to a mild 57.2°F (14°C) is observed during the nights of August in Roscoe.

Heat index

During August, the heat index is evaluated at 80.6°F (27°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
The heat index's values are generally associated with conditions in shade and light breezes. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', comes about by integrating the temperature readings with the humidity levels. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

The least humid month is August, with an average relative humidity of 41%.

Rainfall

In August, the rain falls for 10.8 days. Throughout August, 0.75" (19mm) of precipitation is accumulated. In Roscoe, during the entire year, the rain falls for 108.1 days and collects up to 12.83" (326mm) of precipitation.

Snowfall

July and August are months without snowfall in Roscoe.

Daylight

In August, the average length of the day is 14h and 2min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:45 pm. On the last day of August, in Roscoe, Montana, sunrise is at 6:39 am and sunset at 7:56 pm MDT.

Sunshine

In August, the average sunshine is 11.7h.

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 5 in August leads to these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What is the average August temperature in Roscoe?

In August, in Roscoe, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 57.2°F (14°C). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in August is evaluated at 80.6°F (27°C).

What is the least humid month in Roscoe?

August is the least humid month in Roscoe, Montana, with an average relative humidity of 41%.

What is the average humidity in August in Roscoe?

The average relative humidity in August in Roscoe is 41%.

How much does it rain in Roscoe in August?

In Roscoe, Montana, in August, it is raining for 10.8 days, with typically 0.75" (19mm) of accumulated precipitation.

When it does not snow in Roscoe?

July and August are months without snowfall in Roscoe.

Does it snow in Roscoe in August?

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

How many hours of daylight does Roscoe have in August?

In Roscoe, the average day length in August is 14h and 2min.

When are sunrise and sunset in August in Roscoe?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 8:45 pm. On the last day of the month, in Roscoe, Montana, sunrise is at 6:39 am and sunset at 7:56 pm MDT.

How many hours of sunshine does Roscoe have in August?

In August, the average sunshine duration in Roscoe is 11.7h.

What is the UV index reading in August in Roscoe?

In Roscoe, Montana, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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
Roscoe, MT

Average temperature in August - Roscoe, MT
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (30.7°F).

  • Average low temperature in August: 57.2°F

The months with the highest average low temperature are July and August (57.2°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).

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Average pressure in August
Roscoe, MT

Average pressure in August - Roscoe, MT
  • Average pressure in August: 29.94"Hg

The months with the highest atmospheric pressure are January and December (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in August
Roscoe, MT

Average wind speed in August - Roscoe, MT
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in August
Roscoe, MT

Average humidity in August - Roscoe, MT
  • Average humidity in August: 41%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in August
Roscoe, MT

Average rainfall in August - Roscoe, MT
  • Average rainfall in August: 0.75"

The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in August
Roscoe, MT

Average rainfall days in August - Roscoe, MT
  • Average rainfall days in August: 10.8 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4 days).

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Average snowfall in August
Roscoe, MT

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

The month with the highest snowfall is February (6.81").
The months with the least snowfall are July and August (0").

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Average snowfall days in August
Roscoe, MT

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

The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in August / Average sunshine in August - Roscoe, MT
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).

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Average sunshine days in August
Roscoe, MT

Average sunshine days in August - Roscoe, MT
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is May (10.5 days).

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Average UV index in August
Roscoe, MT

Average UV index in August - Roscoe, MT
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in August
Roscoe, MT

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

The month with the most cloud cover is February (Cloud cover 38).
The months with the least cloud cover are July and August (Cloud cover 15).

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Average visibility in August
Roscoe, MT

Average visibility in August - Roscoe, 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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Roscoe, Montana, USA

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