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Whatcom County (North Cascades National Park)
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United States weather

Weather in Whatcom County, Washington for April 2027

Your guide to Whatcom County weather in April - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Whatcom County during April is quite rare, with fewer than 2 snowy days on average.

    • Temperatures

  • In general, the average temperature in Whatcom County at the beginning of April is 10.3 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 11.6 °F by the end of April.

    • Rain 🌧️

  • The climate of Whatcom County in April is notably wet, with an average of 11 rainy days, and a total of 55.7 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
18
Dry days
Average rainy days
11
Rainy days
Average snowy days
1
Snow days
Average temperatures
11°/1°
Temperatures
Average wind speed
7 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Whatcom County Weather April

Move between months or click on a day
March
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Light freezing rain
7°
2
Moderate rain at times
5°
3
Patchy rain possible
7°
4
Overcast
13°
5
Overcast
18°
6
Overcast
14°
7
Overcast
8°
8
Overcast
11°
9
Sunny
15°
10
Partly cloudy
16°
11
Patchy rain possible
8°
12
Overcast
11°
13
Patchy rain possible
6°
14
Moderate or heavy rain shower
3°
15
Light freezing rain
4°
16
Overcast
5°
17
Overcast
9°
18
Overcast
13°
19
Overcast
18°
20
Partly cloudy
20°
21
Cloudy
16°
22
Patchy rain possible
10°
23
Patchy rain possible
11°
24
Sunny
11°
25
Sunny
12°
26
Sunny
12°
27
Patchy rain possible
10°
28
Patchy rain possible
7°
29
Mist
14°
30
Sunny
15°

Temperatures trend during April in Whatcom County

See the weather trend as well as the moving average line

April weather in Whatcom County day by day

Click on a date for more information
March May
Date Weather Temperatures Rain Snow More
Apr. 1 Light freezing rain
Light freezing rain
 7° /-1° 3.9 mm 0 cm
Apr. 2 Moderate rain at times
Moderate rain at times
 5° /1° 2.9 mm 0 cm
Apr. 3 Patchy rain possible
Patchy rain possible
 7° /2° 0.5 mm 0 cm
Apr. 4 Overcast
Overcast
 13° /-1° 0 mm 0 cm
Apr. 5 Overcast
Overcast
 18° /-1° 0 mm 0 cm
Apr. 6 Overcast
Overcast
 14° /3° 0 mm 0 cm
Apr. 7 Overcast
Overcast
 8° /1° 0 mm 0 cm
Apr. 8 Overcast
Overcast
 11° /-5° 0 mm 0 cm
Apr. 9 Sunny
Sunny
 15° /-1° 0 mm 0 cm
Apr. 10 Partly cloudy
Partly cloudy
 16° /-1° 0.1 mm 0 cm
Apr. 11 Patchy rain possible
Patchy rain possible
 8° /3° 0.8 mm 0 cm
Apr. 12 Overcast
Overcast
 11° /3° 0.7 mm 0 cm
Apr. 13 Patchy rain possible
Patchy rain possible
 6° /3° 1.7 mm 0 cm
Apr. 14 Moderate or heavy rain shower
Moderate or heavy rain shower
 3° /2° 37 mm 0 cm
Apr. 15 Light freezing rain
Light freezing rain
 4° /-3° 3.7 mm 0.4 cm
Apr. 16 Overcast
Overcast
 5° /-6° 0.1 mm 0 cm
Apr. 17 Overcast
Overcast
 9° /-1° 0 mm 0 cm
Apr. 18 Overcast
Overcast
 13° /0° 0 mm 0 cm
Apr. 19 Overcast
Overcast
 18° /2° 0 mm 0 cm
Apr. 20 Partly cloudy
Partly cloudy
 20° /3° 0 mm 0 cm
Apr. 21 Cloudy
Cloudy
 16° /4° 0 mm 0 cm
Apr. 22 Patchy rain possible
Patchy rain possible
 10° /4° 1 mm 0 cm
Apr. 23 Patchy rain possible
Patchy rain possible
 11° /3° 1.9 mm 0 cm
Apr. 24 Sunny
Sunny
 11° /-1° 0 mm 0 cm
Apr. 25 Sunny
Sunny
 12° /0° 0 mm 0 cm
Apr. 26 Sunny
Sunny
 12° /0° 0 mm 0 cm
Apr. 27 Patchy rain possible
Patchy rain possible
 10° /0° 0.7 mm 0 cm
Apr. 28 Patchy rain possible
Patchy rain possible
 7° /4° 0.7 mm 0 cm
Apr. 29 Mist
Mist
 14° /0° 0 mm 0 cm
Apr. 30 Sunny
Sunny
 15° /3° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Whatcom County in April is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Whatcom County forecast closer to your planned date for the most up-to-date weather information.
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Whatcom County in April - FAQ

What are the expected maximum and minimum temperatures in Whatcom County during April?
Prepare for cooler days with highs just around 11° and colder nights, dipping below 1°.

How much rainfall should be expected in Whatcom County during April?
Moderate rainfall is anticipated in Whatcom County during April, with a total of 55.7 mm spread over approximately 11 days. Considering plans for rainy days is advisable.

Will it snow in Whatcom County in April 2027?
Whatcom County typically sees 0.4 cm of snowfall during April.

What are the typical wind conditions in Whatcom County during April?
The average wind speed in Whatcom County during April is 7 km/h, suggesting breezy to windy conditions, depending on your activities.

Whatcom County snow forecast April 2027

Track daily snowfall levels and discover Whatcom County’s snowy potential this April ❄️
On average, Whatcom County sees 1 snowy days during April, with approximately 0.4 cm of total snowfall.

April rainfall patterns in Whatcom County

Explore the daily rainfall trends and prepare for Whatcom Countys April weather 💧
Typically, Whatcom County has 11 rainy days in April with a total of 55.7 mm of rainfall.
Top locations in Whatcom County
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North Cascades National Park
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Location coordinates Where is Whatcom County?

Get accurate weather forecasts for Whatcom County, located at latitude 48.833 and longitude -121.347. Stay updated with localized weather information tailored for Whatcom County.

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