Bellingham weather by month

Check out Bellingham weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Bellingham (°F)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	43	48	50	55	61	66	72	72	66	57	48	43
Min temperature (night-time)	32	34	36	39	45	48	52	52	48	43	37	32
Heat & Humidity	0	0	0	0	0	0	0	0	0	0	0	0
Sea temperature	45	45	46	48	50	52	55	55	54	50	48	46

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Bellingham

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	2	3	4	6	7	8	9	8	6	4	2	2
Daily hours of daylight	9	10	12	14	15	16	16	14	13	11	9	8
UV Index (Maximum)	1	1	3	4	6	7	7	6	5	2	1	1

Rainfall in Bellingham

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	18	16	17	15	13	11	7	8	10	15	19	20
Average monthly rainfall (inches)	5.6	4.3	3.9	3.4	2.7	2.3	1.6	1.7	2.6	4.3	5.9	5.9

More about Bellingham

Bellingham by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Washington State

Interhome: Last minute villa rental deals

Sale

Check out last minute deals on holiday rentals
Book properties in the UK, Europe & around the world
Filter top offers, explore by map or search by date

Go to Interhome deal >>

View all Interhome offers

The climate guide for Washington State (Bellingham) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Bellingham?

Bellingham has a temperate climate with warm dry summers.

Bellingham weather in January

Expect daytime maximum temperatures of 43°F in Bellingham, Washington State in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 18 days with some rainfall and typically 5.6 inches of rainfall in the month.

43
43°F max day temperature
2
2 hours of sunshine per day
18
18 days with some rainfall
32
32°F min night temperature
9
9 hours of daylight per day
0
No heat & humidity
5.6
5.6 inches of monthly rainfall
1
1 (Low) UV index
45
45°F sea temperature

Back to months

Bellingham weather in February

Expect daytime maximum temperatures of 48°F in Bellingham, Washington State in February based on long-term weather averages. There are 3 hours of sunshine per day on average with 16 days with some rainfall and typically 4.3 inches of rainfall in the month.

48
48°F max day temperature
3
3 hours of sunshine per day
16
16 days with some rainfall
34
34°F min night temperature
10
10 hours of daylight per day
0
No heat & humidity
4.3
4.3 inches of monthly rainfall
1
1 (Low) UV index
45
45°F sea temperature

Back to months

Bellingham weather in March

Expect daytime maximum temperatures of 50°F in Bellingham, Washington State in March based on long-term weather averages. There are 4 hours of sunshine per day on average with 17 days with some rainfall and typically 3.9 inches of rainfall in the month.

50
50°F max day temperature
4
4 hours of sunshine per day
17
17 days with some rainfall
36
36°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
3.9
3.9 inches of monthly rainfall
3
3 (Moderate) UV index
46
46°F sea temperature

Back to months

Bellingham weather in April

Expect daytime maximum temperatures of 55°F in Bellingham, Washington State in April based on long-term weather averages. There are 6 hours of sunshine per day on average with 15 days with some rainfall and typically 3.4 inches of rainfall in the month.

55
55°F max day temperature
6
6 hours of sunshine per day
15
15 days with some rainfall
39
39°F min night temperature
14
14 hours of daylight per day
0
No heat & humidity
3.4
3.4 inches of monthly rainfall
4
4 (Moderate) UV index
48
48°F sea temperature

Back to months

Bellingham weather in May

Expect daytime maximum temperatures of 61°F in Bellingham, Washington State in May based on long-term weather averages. There are 7 hours of sunshine per day on average with 13 days with some rainfall and typically 2.7 inches of rainfall in the month.

61
61°F max day temperature
7
7 hours of sunshine per day
13
13 days with some rainfall
45
45°F min night temperature
15
15 hours of daylight per day
0
No heat & humidity
2.7
2.7 inches of monthly rainfall
6
6 (High) UV index
50
50°F sea temperature

Back to months

Bellingham weather in June

Expect daytime maximum temperatures of 66°F in Bellingham, Washington State in June based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 2.3 inches of rainfall in the month.

66
66°F max day temperature
8
8 hours of sunshine per day
11
11 days with some rainfall
48
48°F min night temperature
16
16 hours of daylight per day
0
No heat & humidity
2.3
2.3 inches of monthly rainfall
7
7 (High) UV index
52
52°F sea temperature

Back to months

Bellingham weather in July

Expect daytime maximum temperatures of 72°F in Bellingham, Washington State in July based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 1.6 inches of rainfall in the month.

72
72°F max day temperature
9
9 hours of sunshine per day
7
7 days with some rainfall
52
52°F min night temperature
16
16 hours of daylight per day
0
No heat & humidity
1.6
1.6 inches of monthly rainfall
7
7 (High) UV index
55
55°F sea temperature

Back to months

Bellingham weather in August

Expect daytime maximum temperatures of 72°F in Bellingham, Washington State in August based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 1.7 inches of rainfall in the month.

72
72°F max day temperature
8
8 hours of sunshine per day
8
8 days with some rainfall
52
52°F min night temperature
14
14 hours of daylight per day
0
No heat & humidity
1.7
1.7 inches of monthly rainfall
6
6 (High) UV index
55
55°F sea temperature

Back to months

Bellingham weather in September

Expect daytime maximum temperatures of 66°F in Bellingham, Washington State in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 10 days with some rainfall and typically 2.6 inches of rainfall in the month.

66
66°F max day temperature
6
6 hours of sunshine per day
10
10 days with some rainfall
48
48°F min night temperature
13
13 hours of daylight per day
0
No heat & humidity
2.6
2.6 inches of monthly rainfall
5
5 (Moderate) UV index
54
54°F sea temperature

Back to months

Bellingham weather in October

Expect daytime maximum temperatures of 57°F in Bellingham, Washington State in October based on long-term weather averages. There are 4 hours of sunshine per day on average with 15 days with some rainfall and typically 4.3 inches of rainfall in the month.

57
57°F max day temperature
4
4 hours of sunshine per day
15
15 days with some rainfall
43
43°F min night temperature
11
11 hours of daylight per day
0
No heat & humidity
4.3
4.3 inches of monthly rainfall
2
2 (Low) UV index
50
50°F sea temperature

Back to months

Bellingham weather in November

Expect daytime maximum temperatures of 48°F in Bellingham, Washington State in November based on long-term weather averages. There are 2 hours of sunshine per day on average with 19 days with some rainfall and typically 5.9 inches of rainfall in the month.

48
48°F max day temperature
2
2 hours of sunshine per day
19
19 days with some rainfall
37
37°F min night temperature
9
9 hours of daylight per day
0
No heat & humidity
5.9
5.9 inches of monthly rainfall
1
1 (Low) UV index
48
48°F sea temperature

Back to months

Bellingham weather in December

Expect daytime maximum temperatures of 43°F in Bellingham, Washington State in December based on long-term weather averages. There are 2 hours of sunshine per day on average with 20 days with some rainfall and typically 5.9 inches of rainfall in the month.

43
43°F max day temperature
2
2 hours of sunshine per day
20
20 days with some rainfall
32
32°F min night temperature
8
8 hours of daylight per day
0
No heat & humidity
5.9
5.9 inches of monthly rainfall
1
1 (Low) UV index
46
46°F sea temperature

Back to months