August weather forecast
Cohagen, MT

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Weather in August

The last month of the summer, August, is another warm month in Cohagen, Montana, with temperature in the range of an average low of 63.9°F (17.7°C) and an average high of 82.6°F (28.1°C).

Temperature

The arrival of August brings an average high-temperature of a still warm 82.6°F (28.1°C), closely following the temperature pattern of July. The nights of August anticipate an average low-temperature of 63.9°F (17.7°C).

Heat index

The heat index value during August is estimated at 82.4°F (28°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

August is the least humid month in Cohagen, with an average relative humidity of 40%.

Rainfall

In Cohagen, during August, the rain falls for 9.1 days and regularly aggregates up to 1.18" (30mm) of precipitation. Throughout the year, there are 104.8 rainfall days, and 13.03" (331mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Cohagen, the average length of the day in August is 14h and 10min.
On the first day of the month, sunrise is at 5:46 am and sunset at 8:38 pm. On the last day of August, sunrise is at 6:25 am and sunset at 7:47 pm MDT.

Sunshine

The average sunshine in August is 11.5h.

UV index

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

In Cohagen, in August, the average high-temperature is 82.6°F (28.1°C), and the average low-temperature is 63.9°F (17.7°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is estimated at 82.4°F (28°C).

What is the least humid month in Cohagen?

August is the least humid month, with an average relative humidity of 40%.

What is the average humidity in August?

The average relative humidity in August is 40%.

How much does it rain in August?

In Cohagen, in August, it is raining for 9.1 days, with typically 1.18" (30mm) of accumulated precipitation.

When it does not snow?

June through August are months without snowfall.

Does it snow in Cohagen in August?

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

How many hours of daylight does Cohagen have in August?

The average day length in August is 14h and 10min.

When are sunrise and sunset in August in Cohagen?

In August, on the first day of the month, sunrise is at 5:46 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:47 pm MDT.

How long on average sun shines in August?

The average sunshine duration in August is 11.5h.

How high is the UV index in August?

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Cohagen, MT

Average temperature in August - Cohagen, MT
  • Average high temperature in August: 82.6°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

Average pressure in August
Cohagen, MT

Average pressure in August - Cohagen, 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).

Average wind speed in August
Cohagen, MT

Average wind speed in August - Cohagen, MT
  • Average wind speed in August: 10mph

The windiest month (with the highest average wind speed) is April (12mph).
The calmest month (with the lowest average wind speed) is February (9.9mph).

Average humidity in August
Cohagen, MT

Average humidity in August - Cohagen, MT
  • Average humidity in August: 40%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (40%).

Average rainfall in August
Cohagen, MT

Average rainfall in August - Cohagen, MT
  • Average rainfall in August: 1.18"

The wettest months (with the highest rainfall) are May and June (1.89").
The driest month (with the least rainfall) is November (0.63").

Average rainfall days in August
Cohagen, MT

Average rainfall days in August - Cohagen, MT
  • Average rainfall days in August: 9.1 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is February (3.7 days).

Average snowfall in August
Cohagen, MT

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

The month with the highest snowfall is December (4.45").
The months with the least snowfall are June, July and August (0").

Average snowfall days in August
Cohagen, MT

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

The month with the highest number of snowfall days is December (12.5 days).
The months with the least snowfall days are July and August (0 days).

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

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

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

  • Average sunshine in August: 11h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The months with the least sunshine are January and February (Average sunshine: 4h and 54min).

Average sunshine days in August
Cohagen, MT

Average sunshine days in August - Cohagen, MT
  • Average sunshine days in August: 18.3 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is April (12.3 days).

Average UV index in August
Cohagen, MT

Average UV index in August - Cohagen, 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).

Average cloud cover in August
Cohagen, MT

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

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 16).

Average visibility in August
Cohagen, MT

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

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Cohagen, Montana, USA

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