World Resorts USA Bellingham Weather

Bellingham weather in April

Weather in Bellingham: April

Average day temperature: 53.0°F
Average night temperature: 41.4°F
Sea water temperature: 49.0°F
Number of sunny days: 7 days
Day length: 12.9 - 14.6 hours
Number of rainy days: 3 days
Precipitation totals: 1.4 in.

Air temperature in April, °F

Show year:
2025
2024
2023

The highest day temperature during April of 2025 was 66°F. At the same time the lowest night temperature was 39°F. Daily and nightly averages during April were 55.4°F and 45.9°F.

Sea water temperature in Bellingham in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 49.9°F. The highest and lowest sea temperatures during the month were 53.2°F and 46.4°F.

Sunny, partly cloudy and cloudy days

Mostly all days in April are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in April, in.

Precipitation total value in Bellingham in April is 1.4 in. Other months of the year show relatively similar values.

Wind speed in April, mph

The average wind speed value in April is 4.3 mph It makes April one of the most windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in April is: 5.3.

Best time for vacation in Bellingham

Sunniest months:
July 21 days
August 18 days
June 11 days
Warmest months:
August 72.3 °F
July 71.7 °F
September 67.4 °F
Warmest sea temp:
July 62.0 °F
August 62.0 °F
September 58.7 °F
Coldest months:
December 40.6 °F
January 41.2 °F
February 41.9 °F
Rainiest months:
November 7 days
January 6 days
October 5 days
Windiest months:
December 4.7 mph
February 4.7 mph
January 4.4 mph

Bellingham on a weather map

Bellingham
+43°F
SW 2 mph
Feels like: +43°F
Precip.: 100%
Places in USA:
Name
°F
+34°F
+77°F
+77°F
+57°F
+66°F
+72°F
+79°F
+70°F
+28°F
+66°F
+55°F
+66°F
+68°F
+46°F
+9°F
24 Hours Forecast
Bellingham
Local time: 19:25
December 04, thursday
2100
43°F
W
2 mph
December 05, friday
0000
43°F
W
2 mph
0300
43°F
NW
2 mph
0600
45°F
NW
3 mph
0900
45°F
SW
1 mph
1200
46°F
NW
3 mph
1500
48°F
N
11 mph
1800
48°F
NE
14 mph
Units of measurement: °C / °F