Weather forecast for 10 daysLynden, WA
Weather forecast for the weekend
Sunday Oct 18, 2026
- 61°F
- 45°F
Partly Cloudy
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 5mphNNE 13°
- Humidity: 69%
- UV index: 2
- Sunrise: 7:35 am PDT
- Sunset: 6:14 pm PDT
- details ▼
Tomorrow, on Sunday, October 18, partly cloudy skies will persist, making for a mix of sun and clouds.
The temperature will vary between a maximum of an enjoyable 60.8°F and a minimum of a frosty 44.6°F.
The day’s top temperature is expected to be a few degrees higher than the typical October high of 56.1°F.
Sunrise will be at 7:35 am and sunset at 6:14 pm; tomorrow's daylight will last for 10h and 39min.
The temperature will vary between a maximum of an enjoyable 60.8°F and a minimum of a frosty 44.6°F.
The day’s top temperature is expected to be a few degrees higher than the typical October high of 56.1°F.
Sunrise will be at 7:35 am and sunset at 6:14 pm; tomorrow's daylight will last for 10h and 39min.
10-day overview
Daily temperatures
Warmest day: Tuesday 64°C.
Coldest period: Thursday - Saturday 55°C.
Coldest period: Thursday - Saturday 55°C.
Chance of precipitation
Highest chance: Thursday 41%.
Long-term weather forecast
- Saturday
- Oct 17, 2026
- min.
- 39°F
Mostly Clear
- Precip. probability: 10%
- Precipitation: 0"
- Wind: 6mphSE 135°
- Humidity: 84%
- UV index: 0
- Sunrise: 7:33 am PDT
- Sunset: 6:16 pm PDT
- details ▼
- Sunday
- Oct 18, 2026
- 61°F
- 45°F
Partly Cloudy
- Precip. probability: 11%
- Precipitation: 0"
- Wind: 5mphNNE 13°
- Humidity: 69%
- UV index: 2
- Sunrise: 7:35 am PDT
- Sunset: 6:14 pm PDT
- details ▼
- Monday
- Oct 19, 2026
- 61°F
- 37°F
AM Clouds / PM Sun
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 4mphSSW 197°
- Humidity: 70%
- UV index: 2
- Sunrise: 7:37 am PDT
- Sunset: 6:12 pm PDT
- details ▼
- Tuesday
- Oct 20, 2026
- 64°F
- 39°F
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0"
- Wind: 5mphNNW 343°
- Humidity: 69%
- UV index: 2
- Sunrise: 7:38 am PDT
- Sunset: 6:10 pm PDT
- details ▼
- Wednesday
- Oct 21, 2026
- 63°F
- 43°F
Mostly Sunny
- Precip. probability: 6%
- Precipitation: 0"
- Wind: 4mphNW 319°
- Humidity: 70%
- UV index: 2
- Sunrise: 7:40 am PDT
- Sunset: 6:08 pm PDT
- details ▼
- Thursday
- Oct 22, 2026
- 55°F
- 43°F
PM Showers
- Precip. probability: 41%
- Precipitation: 0.12"
- Wind: 6mphS 191°
- Humidity: 78%
- UV index: 2
- Sunrise: 7:41 am PDT
- Sunset: 6:06 pm PDT
- details ▼
- Friday
- Oct 23, 2026
- 55°F
- 41°F
AM Showers
- Precip. probability: 33%
- Precipitation: 0.04"
- Wind: 7mphSSW 209°
- Humidity: 76%
- UV index: 2
- Sunrise: 7:43 am PDT
- Sunset: 6:04 pm PDT
- details ▼
- Saturday
- Oct 24, 2026
- 55°F
- 43°F
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0"
- Wind: 6mphNNE 25°
- Humidity: 72%
- UV index: 2
- Sunrise: 7:44 am PDT
- Sunset: 6:03 pm PDT
- details ▼
- Sunday
- Oct 25, 2026
- 57°F
- 41°F
Partly Cloudy
- Precip. probability: 17%
- Precipitation: 0"
- Wind: 9mphNNE 26°
- Humidity: 61%
- UV index: 2
- Sunrise: 7:46 am PDT
- Sunset: 6:01 pm PDT
- details ▼
- Monday
- Oct 26, 2026
- 57°F
- 41°F
Partly Cloudy
- Precip. probability: 23%
- Precipitation: 0"
- Wind: 6mphENE 62°
- Humidity: 68%
- UV index: 2
- Sunrise: 7:48 am PDT
- Sunset: 5:59 pm PDT
- details ▼
During the ten-day period, primarily cloud-filled and occasionally rain-filled and sunny weather is anticipated.
Rainfall is expected on Thursday and Friday.
In the upcoming period, the highest temperature will range between 55.4°F and 64.4°F, while the forecast minimum temperature falls between 37.4°F and 44.6°F.
The warmest day will be Tuesday, with a maximum of 64.4°F; the coldest days will be Thursday through next Saturday, with a maximum of 55.4°F.
Rainfall is expected on Thursday and Friday.
In the upcoming period, the highest temperature will range between 55.4°F and 64.4°F, while the forecast minimum temperature falls between 37.4°F and 44.6°F.
The warmest day will be Tuesday, with a maximum of 64.4°F; the coldest days will be Thursday through next Saturday, with a maximum of 55.4°F.
Updated: Oct 18, 2026 @ 01:16:43 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Tomorrow, in Lynden, mostly clear with scattered clouds is expected.
Tomorrow, the highest temperature will be 60.8°F, while the lowest temperature will be 44.6°F.
The highest temperature tomorrow will be a few degrees higher than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
The highest temperature tomorrow will be a few degrees higher than the average maximum temperature in October. Tomorrow, the lowest temperature will be in line with the average low temperature.
On Sunday, in Lynden, sunrise will be at 7:35 am and sunset at 6:14 pm (PDT).
In Lynden, tomorrow, there will be 10h and 39min of daylight.
