August weather forecast
Saint Ignatius, MT

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Weather in August

August, the last month of the summer in Saint Ignatius, is also a moderately hot month, with an average temperature ranging between max 79.3°F (26.3°C) and min 49.5°F (9.7°C).

Temperature

Transitioning into August, Saint Ignatius experiences an average high-temperature of a still moderately hot 79.3°F (26.3°C), marking a minor shift from the preceding month. A marked drop from daytime peak temperatures to an average low-temperature of 49.5°F (9.7°C) is observed during the nights in August.

Humidity

The least humid month in Saint Ignatius is August, with an average relative humidity of 49%.

Rainfall

The months with the least rainfall are July and August Rain falls for 7.4 days and accumulates 0.63" (16mm) of rain.

Snowfall

In Saint Ignatius, snow does not fall in June through August.

Daylight

In August, the average length of the day is 14h and 11min.
On the first day of August, sunrise is at 6:15 am and sunset at 9:09 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 8:17 pm MDT.

Sunshine

The average sunshine in August is 11.7h.

UV index

In Saint Ignatius, the average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 4 transforms into these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

Saint Ignatius in August has an average high-temperature of 79.3°F (26.3°C) and an average low-temperature of 49.5°F (9.7°C).

What is the least humid month in Saint Ignatius?

With an average relative humidity of 49%, August is the least humid month.

What is the average humidity in August?

In August, the average relative humidity is 49%.

What is the driest month?

The months with the least rainfall are July and August Rain falls for 7.4 days and accumulates 0.63" (16mm) of rain.

How much does it rain in August?

In Saint Ignatius, during August, the rain falls for 7.4 days and regularly aggregates up to 0.63" (16mm) of precipitation.

When it does not snow?

June through August are months without snowfall.

Does it snow in August?

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

What is the average length of the day in August?

The average day length in August is 14h and 11min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:15 am and sunset at 9:09 pm. On the last day of the month, sunrise is at 6:55 am and sunset at 8:17 pm MDT.

How long on average sun shines in August in Saint Ignatius?

In August, the average sunshine duration is 11.7h.

What is the UV index reading in August?

The average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe 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
Saint Ignatius, MT

Average temperature in August - Saint Ignatius, MT
  • Average high temperature in August: 79.3°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (28.4°F).

  • Average low temperature in August: 49.5°F

The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (16.7°F).

Average pressure in August
Saint Ignatius, MT

Average pressure in August - Saint Ignatius, MT
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in August
Saint Ignatius, MT

Average wind speed in August - Saint Ignatius, MT
  • Average wind speed in August: 3.9mph

The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest months (with the lowest average wind speed) are January, August and December (3.9mph).

Average humidity in August
Saint Ignatius, MT

Average humidity in August - Saint Ignatius, MT
  • Average humidity in August: 49%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (49%).

Average rainfall in August
Saint Ignatius, MT

Average rainfall in August - Saint Ignatius, MT
  • Average rainfall in August: 0.63"

The wettest month (with the highest rainfall) is June (2.2").
The driest months (with the least rainfall) are July and August (0.63").

Average rainfall days in August
Saint Ignatius, MT

Average rainfall days in August - Saint Ignatius, MT
  • Average rainfall days in August: 7.4 days

The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is August (7.4 days).

Average snowfall in August
Saint Ignatius, MT

Average snowfall in August - Saint Ignatius, MT
  • Average snowfall in August: 0"

The month with the highest snowfall is February (6.5").
The months with the least snowfall are June, July and August (0").

Average snowfall days in August
Saint Ignatius, MT

Average snowfall days in August - Saint Ignatius, MT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (14.5 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in August /
Average sunshine in August
Saint Ignatius, MT

Average daylight in August / Average sunshine in August - Saint Ignatius, 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: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in August
Saint Ignatius, MT

Average sunshine days in August - Saint Ignatius, MT
  • Average sunshine days in August: 20.3 days

The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is February (11 days).

Average UV index in August
Saint Ignatius, MT

Average UV index in August - Saint Ignatius, MT
  • Average UV index in August: 4

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

Average cloud cover in August
Saint Ignatius, MT

Average cloud cover in August - Saint Ignatius, MT
  • Average cloud cover in August: 14

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 14).

Average visibility in August
Saint Ignatius, MT

Average visibility in August - Saint Ignatius, MT
  • Average visibility in August: 6mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

Saint Ignatius, Montana, USA

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