La Grande
Oregon, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
La Grande, OR

The last month of the summer, August, is a tropical month in La Grande, Oregon, with average temperature varying between 86°F (30°C) and 52°F (11.1°C).

Temperature

The warmest month is August, with an average high-temperature of 86°F (30°C) and an average low-temperature of 52°F (11.1°C).

Rainfall

In La Grande, during August, the rain falls for 4 days and regularly aggregates up to 0.8" (20.3mm) of precipitation. In La Grande, during the entire year, the rain falls for 101 days and collects up to 16.8" (426.1mm) of precipitation.

Snowfall

In La Grande snow does not fall in May through September.

Daylight

In August, the average length of the day in La Grande is 14h.

Sunshine

The average sunshine in La Grande is 11h.

UV index

In La Grande, the average daily maximum UV index is 8. A UV Index value of 8 to 10 symbolizes a very high health vulnerability from unsafe exposure to the UV radiation for the ordinary person.
Note: The average daily UV index of 8 transform into the following instructions:
Take special precautions, as unprotected skin can be damaged and can burn quickly. 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the warmest month in La Grande?

The warmest month in La Grande is August, with an average high-temperature of 86°F (30°C) and an average low-temperature of 52°F (11.1°C).

What is the temperature in August in La Grande?

In August, in La Grande, the average high-temperature is 86°F (30°C), and the average low-temperature is 52°F (11.1°C).

How much does it rain in La Grande in August?

In La Grande, during August, the rain falls for 4 days and regularly aggregates up to 0.8" (20.3mm) of precipitation.

When it does not snow in La Grande?

May through September are months without snowfall.

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

In La Grande, Oregon, the average length of the day in August is 14h.

How long on average sun shines in August in La Grande?

In August, the average sunshine is 11h.

What is the UV index reading in August in La Grande?

In La Grande, Oregon, the average daily maximum UV index in August is 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in August - La Grande, OR
  • Average high temperature in August: 86°F

The warmest month (with the highest average high temperature) is August (86°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in August: 52°F

The month with the highest average low temperature is July (53.5°F).
The coldest month (with the lowest average low temperature) is January (24.2°F).

Average rainfall in August - La Grande, OR
  • Average rainfall in August: 0.8"

The wettest month (with the highest rainfall) is November (2").
The driest month (with the lowest rainfall) is July (0.7").

Average rainfall days in August - La Grande, OR
  • Average rainfall days in August: 4 days

Months with the highest number of rainy days are January, March, November and December (11 days).
Months with the lowest number of rainy days are July and August (4 days).

Average snowfall in August - La Grande, OR
  • Average snowfall in August: 0"

The month with the highest snowfall is January (7").
Months with the lowest snowfall are May, June, July, August and September (0").

Average daylight in August / Average sunshine in August - La Grande, OR
  • Average daylight in August: 14h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).

  • Average sunshine in August: 11h

The month with most sunshine is July (Average sunshine: 13h).
The month with least sunshine is December (Average sunshine: 2h).

Average UV index in August - La Grande, OR
  • 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).