August weather forecast
Lynden, WA

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Weather in August

The last month of the summer, August, is a warm month in Lynden, Washington, with temperature in the range of an average high of 73.6°F (23.1°C) and an average low of 51.4°F (10.8°C).

Temperature

With its high average temperature of 73.6°F (23.1°C) and a low of 51.4°F (10.8°C), August is regarded as the warmest month.

Humidity

In Lynden, the average relative humidity in August is 74%.

Rainfall

In Lynden, during August, the rain falls for 7.8 days and regularly aggregates up to 1.18" (30mm) of precipitation. In Lynden, during the entire year, the rain falls for 188 days and collects up to 49.88" (1267mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Lynden, Washington, the average length of the day in August is 14h and 19min.
On the first day of August in Lynden, sunrise is at 5:44 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:53 pm PDT.

Sunshine

The month with the most sunshine is August, with an average of 10.3h of sunshine.

UV index

In August, the average daily maximum UV index in Lynden is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 4 in August translates into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the hottest in Lynden?

Lynden's temperature records reveal August as the warmest month, marked by average highs of 73.6°F (23.1°C) and lows of 51.4°F (10.8°C).

What are the temperatures in Lynden in August?

During August, Lynden experiences an average high-temperature of 73.6°F (23.1°C) and a low-temperature of 51.4°F (10.8°C).

What is the average humidity in August in Lynden?

In Lynden, Washington, the average relative humidity in August is 74%.

How many days does it rain in August in Lynden?

In Lynden, in August, during 7.8 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

When it does not snow in Lynden?

May through October are months without snowfall.

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

The average day length in August in Lynden, Washington, is 14h and 19min.

What time are sunrise and sunset in August in Lynden?

In August, on the first day of the month, sunrise is at 5:44 am and sunset at 8:48 pm. On the last day of the month, in Lynden, sunrise is at 6:26 am and sunset at 7:53 pm PDT.

What month has the most sunshine in Lynden?

With an average of 10.3h of sunshine, August has the most sunshine of the year in Lynden, Washington.

How long on average sun shines in August in Lynden?

In Lynden, the average sunshine duration in August is 10.3h.

How high is the UV index in August in Lynden?

In Lynden, the average daily maximum UV index in August is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Lynden, WA

Average temperature in August - Lynden, WA
  • Average high temperature in August: 73.6°F

The warmest month (with the highest average high temperature) is August (73.6°F).
The month with the lowest average high temperature is December (39.6°F).

  • Average low temperature in August: 51.4°F

The month with the highest average low temperature is August (51.4°F).
The coldest months (with the lowest average low temperature) are February and December (31.6°F).

Average pressure in August
Lynden, WA

Average pressure in August - Lynden, WA
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March and August (30"Hg).

Average wind speed in August
Lynden, WA

Average wind speed in August - Lynden, WA
  • Average wind speed in August: 3.2mph

The windiest months (with the highest average wind speed) are January and February (4.7mph).
The calmest month (with the lowest average wind speed) is August (3.2mph).

Average humidity in August
Lynden, WA

Average humidity in August - Lynden, WA
  • Average humidity in August: 74%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is July (73%).

Average rainfall in August
Lynden, WA

Average rainfall in August - Lynden, WA
  • Average rainfall in August: 1.18"

The wettest month (with the highest rainfall) is November (7.72").
The driest month (with the least rainfall) is July (0.91").

Average rainfall days in August
Lynden, WA

Average rainfall days in August - Lynden, WA
  • Average rainfall days in August: 7.8 days

The month with the highest number of rainy days is March (20.5 days).
The month with the least rainy days is August (7.8 days).

Average snowfall in August
Lynden, WA

Average snowfall in August - Lynden, WA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (3.11").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Lynden, WA

Average snowfall days in August - Lynden, WA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (4.7 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
Lynden, WA

Average daylight in August / Average sunshine in August - Lynden, WA
  • Average daylight in August: 14h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).

Average sunshine days in August
Lynden, WA

Average sunshine days in August - Lynden, WA
  • Average sunshine days in August: 21 days

The months with the most sunshine days are July and August (21 days).
The month with the least sunshine days is March (8.4 days).

Average UV index in August
Lynden, WA

Average UV index in August - Lynden, WA
  • Average UV index in August: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in August
Lynden, WA

Average cloud cover in August - Lynden, WA
  • Average cloud cover in August: 30

The month with the most cloud cover is March (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in August
Lynden, WA

Average visibility in August - Lynden, WA
  • Average visibility in August: 5mi

The months with the highest visibility are April, May, June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, November and December (4mi).

Lynden, Washington, USA

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