August weather forecast
Iverness, MT

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Weather in August

August, the last month of the summer in Iverness, is another warm month, with an average temperature fluctuating between 60.4°F (15.8°C) and 81.1°F (27.3°C).

Temperature

August brings an average high-temperature of a still warm 81.1°F (27.3°C), showing a slight difference from July's 82°F (27.8°C). In Iverness, an average low-temperature of 60.4°F (15.8°C) is recorded during August nights.

Humidity

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

Rainfall

In August, the rain falls for 9.3 days. Throughout August, 0.79" (20mm) of precipitation is accumulated. In Iverness, during the entire year, the rain falls for 113.8 days and collects up to 11.89" (302mm) of precipitation.

Snowfall

June through August are months without snowfall.

Daylight

In Iverness, Montana, the average length of the day in August is 14h and 17min.
On the first day of August, sunrise is at 5:58 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 8:05 pm MDT.

Sunshine

In August, the average sunshine in Iverness is 11.5h.

UV index

The average daily maximum UV index in August in Iverness is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 5 during August translates into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Iverness in August?

The high-temperature in Iverness, Montana, during August is 81.1°F (27.3°C) and the low-temperature is 60.4°F (15.8°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 82.4°F (28°C).

What is the least humid month in Iverness?

With an average relative humidity of 39%, August is the least humid month.

What is the average humidity in August in Iverness?

In August, the average relative humidity is 39%.

How many days does it rain in August in Iverness?

In Iverness, in August, it is raining for 9.3 days, with typically 0.79" (20mm) of accumulated precipitation.

When it does not snow in Iverness?

In Iverness, Montana, snow does not fall in June through August.

Does it snow in Iverness in August?

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

How many hours of daylight does Iverness have in August?

In August, the average day length in Iverness, Montana, is 14h and 17min.

When is the sunrise / sunset in August in Iverness?

On the first day of August, sunrise is at 5:58 am and sunset at 8:59 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 8:05 pm MDT.

How many hours of sunshine does Iverness have in August?

The average sunshine duration in August in Iverness, Montana, is 11.5h.

What is the UV index intensity in August in Iverness?

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Iverness, MT

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is December (28.2°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is February (16.3°F).

Average pressure in August
Iverness, MT

Average pressure in August - Iverness, MT
  • Average pressure in August: 29.9"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in August
Iverness, MT

Average wind speed in August - Iverness, MT
  • Average wind speed in August: 8.5mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

Average humidity in August
Iverness, MT

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

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (39%).

Average rainfall in August
Iverness, MT

Average rainfall in August - Iverness, MT
  • Average rainfall in August: 0.79"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is December (0.59").

Average rainfall days in August
Iverness, MT

Average rainfall days in August - Iverness, MT
  • Average rainfall days in August: 9.3 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (5 days).

Average snowfall in August
Iverness, MT

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

The month with the highest snowfall is February (5").
The months with the least snowfall are June, July and August (0").

Average snowfall days in August
Iverness, MT

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

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

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

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

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in August: 11h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).

Average sunshine days in August
Iverness, MT

Average sunshine days in August - Iverness, MT
  • Average sunshine days in August: 18.5 days

The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is April (11.7 days).

Average UV index in August
Iverness, MT

Average UV index in August - Iverness, 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, October, November and December (UV index 2).

Average cloud cover in August
Iverness, MT

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

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 15).

Average visibility in August
Iverness, MT

Average visibility in August - Iverness, 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).

Iverness, Montana, USA

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