August weather forecast
La Salle, MI

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Weather in August

August, the last month of the summer in La Salle, is also a moderately hot month, with an average temperature varying between 63.1°F (17.3°C) and 78.4°F (25.8°C).

Temperature

The arrival of August brings an average high-temperature of a still warm 78.4°F (25.8°C), subtly diverging from July's 80.2°F (26.8°C). During August, the average low-temperature is a refreshing 63.1°F (17.3°C).

Humidity

In August, the average relative humidity in La Salle, Michigan, is 79%.

Rainfall

In August, the rain falls for 13.4 days. Throughout August, 1.73" (44mm) of precipitation is accumulated. In La Salle, during the entire year, the rain falls for 134 days and collects up to 15.08" (383mm) of precipitation.

Snowfall

In La Salle, snow does not fall in May through October.

Daylight

In La Salle, the average length of the day in August is 13h and 49min.
On the first day of August, sunrise is at 6:28 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 8:08 pm EDT.

Sunshine

In La Salle, the average sunshine in August is 10.2h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 6 suggests this advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

In La Salle, 78.4°F (25.8°C) is the average high-temperature and 63.1°F (17.3°C) is the average low-temperature during August.

What is the average humidity in August?

In August, the average relative humidity is 79%.

How many days does it rain in August?

In La Salle, in August, during 13.4 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

When it does not snow in La Salle?

In La Salle, snow does not fall in May through October.

How many hours of daylight does La Salle have in August?

In August, the average day length is 13h and 49min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:28 am and sunset at 8:51 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 8:08 pm EDT.

How many hours of sunshine does La Salle have in August?

In La Salle, the average sunshine duration in August is 10.2h.

What is the month with the highest UV index?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in August?

The average daily maximum UV index in August in La Salle is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
La Salle, MI

Average temperature in August - La Salle, MI
  • Average high temperature in August: 78.4°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in August: 63.1°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 (19.4°F).

Average pressure in August
La Salle, MI

Average pressure in August - La Salle, MI
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
La Salle, MI

Average wind speed in August - La Salle, MI
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is January (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

Average humidity in August
La Salle, MI

Average humidity in August - La Salle, MI
  • Average humidity in August: 79%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (75%).

Average rainfall in August
La Salle, MI

Average rainfall in August - La Salle, MI
  • Average rainfall in August: 1.73"

The wettest months (with the highest rainfall) are May and June (1.97").
The driest month (with the least rainfall) is December (0.67").

Average rainfall days in August
La Salle, MI

Average rainfall days in August - La Salle, MI
  • Average rainfall days in August: 13.4 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (6 days).

Average snowfall in August
La Salle, MI

Average snowfall in August - La Salle, MI
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
La Salle, MI

Average snowfall days in August - La Salle, MI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
La Salle, MI

Average daylight in August / Average sunshine in August - La Salle, MI
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in August
La Salle, MI

Average sunshine days in August - La Salle, MI
  • Average sunshine days in August: 14.4 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (11.9 days).

Average UV index in August
La Salle, MI

Average UV index in August - La Salle, MI
  • Average UV index in August: 6

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

Average cloud cover in August
La Salle, MI

Average cloud cover in August - La Salle, MI
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in August
La Salle, MI

Average visibility in August - La Salle, MI
  • 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).

La Salle, Michigan, USA

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