August weather forecast and climate
Plentywood, MT

August, the last month of the summer, in Plentywood, is another warm month, with average temperature varying between 81.3°F (27.4°C) and 60.6°F (15.9°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still warm 81.3°F (27.4°C). In Plentywood, the average low-temperature is 60.6°F (15.9°C).

Heat index

The average heat index is estimated at 81.5°F (27.5°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', is a measure of how hot it feels when the actual air humidity is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, differences in body mass, height, and shape, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

With an average relative humidity of 46%, August is the least humid month in Plentywood, Montana.

Rainfall

In Plentywood, in August, it is raining for 9 days, with typically 0.87" (22mm) of accumulated precipitation. In Plentywood, during the entire year, the rain falls for 93.3 days and collects up to 12.01" (305mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 14.3h.

Sunshine

The average sunshine is 11.5h.

UV index

The average daily maximum UV index in Plentywood, Montana, is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV rays for the ordinary person.
Note: In August, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Plentywood?

In August, in Plentywood, Montana, the average high-temperature is 81.3°F (27.4°C), and the average low-temperature is 60.6°F (15.9°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), that calculates temperature value influenced by the moisture in the air, is calculated to 81.5°F (27.5°C).

What is the least humid month in Plentywood?

The least humid month in Plentywood is August, with an average relative humidity of 46%.

What is the average humidity in August in Plentywood?

In Plentywood, the average relative humidity in August is 46%.

How much does it rain in Plentywood in August?

In Plentywood, Montana, in August, during 9 rainfall days, 0.87" (22mm) of precipitation is typically accumulated.

When it does not snow in Plentywood?

June through September are months without snowfall in Plentywood.

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

The average length of the day in August in Plentywood, Montana, is 14.3h.

How long on average sun shines in August in Plentywood?

The average sunshine in August in Plentywood, Montana, is 11.5h.

What is the UV index intensity in August in Plentywood?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in August - Plentywood, MT
  • Average high temperature in August: 27.4°C

The warmest month (with the highest average high temperature) is July (27.8°C).
The month with the lowest average high temperature is February (-6.8°C).

  • Average low temperature in August: 15.9°C

The month with the highest average low temperature is July (16.1°C).
The coldest month (with the lowest average low temperature) is February (-14.3°C).

Average pressure in August - Plentywood, MT
  • Average pressure in August: 1012.1mbar

The month with the highest atmospheric pressure is February (1021.6mbar).
The month with the lowest atmospheric pressure is June (1010.2mbar).

Average wind speed in August - Plentywood, MT
  • Average wind speed in August: 15km/h

The windiest month (with the highest average wind speed) is April (17.8km/h).
The calmest month (with the lowest average wind speed) is February (14.8km/h).

Average humidity in August - Plentywood, MT
  • Average humidity in August: 46%

Months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is August (46%).

Average rainfall in August - Plentywood, MT
  • Average rainfall in August: 22mm

The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in August - Plentywood, MT
  • Average rainfall days in August: 9 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in August - Plentywood, MT
  • Average snowfall in August: 0mm

The month with the highest snowfall is November (95mm).
Months with the least snowfall are June, July, August and September (0mm).

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

The month with the highest number of snowfall days is February (13.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Plentywood, MT
  • Average daylight in August: 14.3h

The month with the longest days is June (Average daylight: 16.1h).
The month with the shortest days is December (Average daylight: 8.4h).

  • Average sunshine in August: 11.5h

The month with the most sunshine is July (Average sunshine: 11.7h).
The month with the least sunshine is February (Average sunshine: 3.9h).

Average sunshine days in August - Plentywood, MT
  • Average sunshine days in August: 20.1 days

The month with the most sunshine days is August (20.1 days).
Months with the least sunshine days are February and June (13.8 days).

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in August - Plentywood, MT
  • Average cloud cover in August: 19

The month with the most cloud cover is February (Cloud cover 60).
Months with the least cloud cover are July and August (Cloud cover 19).

Average visibility in August - Plentywood, MT
  • Average visibility in August: 10km

Months with the highest visibility are May, June, July, August, September and October (10km).
Months with the lowest visibility are January, February, March and December (8km).