Billings
Montana, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Billings, MT

The unique view of the forest of trees in the plains, on the sandstone bluffs in Billings, Montana, a beautiful cloudy sky above
The unique view of the forest of trees in the plains, on the sandstone bluffs in Billings, Montana, a beautiful cloudy sky above
August, the last month of the summer, in Billings, is another warm month, with average temperature ranging between min 57.4°F (14.1°C) and max 85.6°F (29.8°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a warm 85.6°F (29.8°C). In August, in Billings, Montana, the average low-temperature is 57.4°F (14.1°C).

Humidity

August is the least humid month, with an average relative humidity of 44.5%.

Rainfall

In August, in Billings, Montana, the rain falls for 6 days. Throughout August, 0.8" (19.1mm) of precipitation is accumulated. In Billings, during the entire year, the rain falls for 96.5 days and collects up to 13.7" (347mm) of precipitation.

Snowfall

In Billings, it doesn't snow. In September, it regularly snows. In Billings, during the entire year, snow aggregates up to 55" (1397mm).

Daylight

The average length of the day in August is 14.1h.

Sunshine

In August, the average sunshine is 10.6h.

UV index

In Billings, the average daily maximum UV index is 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from unsafe exposure to the UV radiation for the ordinary person.
The average daily UV index of 8 transform into the following instructions:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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 Billings?

The average high-temperature, in August, is 85.6°F (29.8°C), while the average low-temperature is 57.4°F (14.1°C).

What is the least humid month in Billings?

With an average relative humidity of 44.5%, August is the least humid month.

What is the average humidity in August in Billings?

The average relative humidity in August is 44.5%.

How much does it rain in Billings in August?

In Billings, Montana, in August, during 6 rainfall days, 0.8" (19.1mm) of precipitation is typically accumulated.

Does it snow in Billings in August?

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

How many hours of daylight does Billings have in August?

The average length of the day in August in Billings is 14.1h.

How many hours of sunshine does Billings have in August?

The average sunshine in August in Billings is 10.6h.

What is the UV index intensity in August in Billings?

In Billings, Montana, the average daily maximum UV index in August is 8. A UV Index reading of 8 to 10 represents a very high health risk from unprotected exposure to the UV radiation.
Average temperature in August - Billings, MT
  • Average high temperature in August: 85.7°F

The warmest month (with the highest average high temperature) is July (86.8°F).
The month with the lowest average high temperature is December (35.2°F).

  • Average low temperature in August: 57.3°F

The month with the highest average low temperature is July (58.8°F).
Coldest months (with the lowest average low temperature) are January and December (17.8°F).

Average humidity in August - Billings, MT
  • Average humidity in August: 44.5%

The month with the highest relative humidity is December (60.9%).
The month with the lowest relative humidity is August (44.5%).

Average rainfall in August - Billings, MT
  • Average rainfall in August: 0.8"

The wettest month (with the highest rainfall) is May (2.2").
Driest months (with the lowest rainfall) are January, February and December (0.5").

Average rainfall days in August - Billings, MT
  • Average rainfall days in August: 6 days

The month with the highest number of rainy days is May (12 days).
The month with the lowest number of rainy days is August (6 days).

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

The month with the highest snowfall is March (10.2").
Months with the lowest snowfall are June, July and August (0").

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

Months with the highest number of snowfall days are March and December (6.9 days).
Months with the lowest number of snowfall days are June, July and August (0 days).

Average daylight in August / Average sunshine in August - Billings, MT
  • Average daylight in August: 14.1h

The month with the longest days is June (Average daylight: 15.7h).
The month with shortest days is December (Average daylight: 8.7h).

  • Average sunshine in August: 10.6h

The month with most sunshine is July (Average sunshine: 11.5h).
The month with least sunshine is December (Average sunshine: 3.8h).

Average UV index in August - Billings, MT
  • Average UV index in August: 8

The month with the highest UV index is July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).