August weather forecast
Carter, MT

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Weather in August

The last month of the summer, August, is another warm month in Carter, Montana, with an average temperature varying between 60.4°F (15.8°C) and 81.9°F (27.7°C).

Temperature

August brings an average high-temperature of a still warm 81.9°F (27.7°C), nearly identical to the preceding month. During August, the average low-temperature is a mild 60.4°F (15.8°C).

Humidity

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

Rainfall

In Carter, during August, the rain falls for 8.9 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Carter, during the entire year, the rain falls for 119.1 days and collects up to 13.43" (341mm) of precipitation.

Snowfall

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

Daylight

In Carter, the average length of the day in August is 14h and 13min.
On the first day of August in Carter, sunrise is at 6:01 am and sunset at 8:58 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 8:05 pm MDT.

Sunshine

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

UV index

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 5 transforms into these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature in Carter?

The average high-temperature, in August, in Carter, is 81.9°F (27.7°C), while the average low-temperature is 60.4°F (15.8°C). In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 82.4°F (28°C).

What is the least humid month in Carter?

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

What is the average humidity in August in Carter?

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

How many days does it rain in August in Carter?

In Carter, in August, it is raining for 8.9 days, with typically 0.87" (22mm) of accumulated precipitation.

When it does not snow in Carter?

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

Does it snow in Carter in August?

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

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

In Carter, Montana, the average day length in August is 14h and 13min.

When are sunrise and sunset in August in Carter?

In August, on the first day of the month, sunrise is at 6:01 am and sunset at 8:58 pm. On the last day of the month, in Carter, sunrise is at 6:41 am and sunset at 8:05 pm MDT.

How many hours of sunshine does Carter have in August?

In August, the average sunshine duration in Carter is 11.6h.

What is the UV index reading in August in Carter?

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Carter, MT

Average temperature in August - Carter, MT
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (29.8°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 (18.1°F).

Average pressure in August
Carter, MT

Average pressure in August - Carter, 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
Carter, MT

Average wind speed in August - Carter, MT
  • Average wind speed in August: 8.1mph

The windiest months (with the highest average wind speed) are January and November (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).

Average humidity in August
Carter, MT

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

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is August (39%).

Average rainfall in August
Carter, MT

Average rainfall in August - Carter, MT
  • Average rainfall in August: 0.87"

The wettest month (with the highest rainfall) is June (2.05").
The driest month (with the least rainfall) is December (0.67").

Average rainfall days in August
Carter, MT

Average rainfall days in August - Carter, MT
  • Average rainfall days in August: 8.9 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in August
Carter, MT

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

The month with the highest snowfall is February (5.51").
The months with the least snowfall are June, July and August (0").

Average snowfall days in August
Carter, MT

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

The month with the highest number of snowfall days is February (12.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 30min).

Average sunshine days in August
Carter, MT

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

The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is April (11.2 days).

Average UV index in August
Carter, MT

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

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

Average cloud cover in August
Carter, MT

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

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 14).

Average visibility in August
Carter, MT

Average visibility in August - Carter, 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).

Carter, Montana, USA

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