Bellingham climate guide

Temperature in Bellingham (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
6°C maximum daytime temperature in January in Bellingham6
9°C maximum daytime temperature in February in Bellingham9
10°C maximum daytime temperature in March in Bellingham10
13°C maximum daytime temperature in April in Bellingham13
16°C maximum daytime temperature in May in Bellingham16
19°C maximum daytime temperature in June in Bellingham19
22°C maximum daytime temperature in July in Bellingham22
22°C maximum daytime temperature in August in Bellingham22
19°C maximum daytime temperature in September in Bellingham19
14°C maximum daytime temperature in October in Bellingham14
9°C maximum daytime temperature in November in Bellingham9
6°C maximum daytime temperature in December in Bellingham6
Min temperature (night-time)
0°C minimum night-time temperature in January in Bellingham0
1°C minimum night-time temperature in February in Bellingham1
2°C minimum night-time temperature in March in Bellingham2
4°C minimum night-time temperature in April in Bellingham4
7°C minimum night-time temperature in May in Bellingham7
9°C minimum night-time temperature in June in Bellingham9
11°C minimum night-time temperature in July in Bellingham11
11°C minimum night-time temperature in August in Bellingham11
9°C minimum night-time temperature in September in Bellingham9
6°C minimum night-time temperature in October in Bellingham6
3°C minimum night-time temperature in November in Bellingham3
0°C minimum night-time temperature in December in Bellingham0
Sea temperature
7°C sea temperature in January in Bellingham7
7°C sea temperature in February in Bellingham7
8°C sea temperature in March in Bellingham8
9°C sea temperature in April in Bellingham9
10°C sea temperature in May in Bellingham10
11°C sea temperature in June in Bellingham11
13°C sea temperature in July in Bellingham13
13°C sea temperature in August in Bellingham13
12°C sea temperature in September in Bellingham12
10°C sea temperature in October in Bellingham10
9°C sea temperature in November in Bellingham9
8°C sea temperature in December in Bellingham8

Sunshine & Daylight in Bellingham

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
9 hours of daylight per day in January in Bellingham9
10 hours of daylight per day in February in Bellingham10
12 hours of daylight per day in March in Bellingham12
14 hours of daylight per day in April in Bellingham14
15 hours of daylight per day in May in Bellingham15
16 hours of daylight per day in June in Bellingham16
16 hours of daylight per day in July in Bellingham16
14 hours of daylight per day in August in Bellingham14
13 hours of daylight per day in September in Bellingham13
11 hours of daylight per day in October in Bellingham11
9 hours of daylight per day in November in Bellingham9
8 hours of daylight per day in December in Bellingham8

Rainfall in Bellingham

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
18 days with some rainfall in January in Bellingham18
16 days with some rainfall in February in Bellingham16
17 days with some rainfall in March in Bellingham17
15 days with some rainfall in April in Bellingham15
13 days with some rainfall in May in Bellingham13
11 days with some rainfall in June in Bellingham11
7 days with some rainfall in July in Bellingham7
8 days with some rainfall in August in Bellingham8
10 days with some rainfall in September in Bellingham10
15 days with some rainfall in October in Bellingham15
19 days with some rainfall in November in Bellingham19
20 days with some rainfall in December in Bellingham20
Average monthly rainfall (mm)
141 mm monthly rainfall in January in Bellingham141
110 mm monthly rainfall in February in Bellingham110
99 mm monthly rainfall in March in Bellingham99
86 mm monthly rainfall in April in Bellingham86
68 mm monthly rainfall in May in Bellingham68
58 mm monthly rainfall in June in Bellingham58
40 mm monthly rainfall in July in Bellingham40
44 mm monthly rainfall in August in Bellingham44
67 mm monthly rainfall in September in Bellingham67
110 mm monthly rainfall in October in Bellingham110
150 mm monthly rainfall in November in Bellingham150
151 mm monthly rainfall in December in Bellingham151

More climate for Bellingham

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Bellingham1
UV (maximum) index 1 (Low) in February in Bellingham1
UV (maximum) index 3 (Moderate) in March in Bellingham3
UV (maximum) index 4 (Moderate) in April in Bellingham4
UV (maximum) index 6 (High) in May in Bellingham6
UV (maximum) index 7 (High) in June in Bellingham7
UV (maximum) index 7 (High) in July in Bellingham7
UV (maximum) index 6 (High) in August in Bellingham6
UV (maximum) index 5 (Moderate) in September in Bellingham5
UV (maximum) index 2 (Low) in October in Bellingham2
UV (maximum) index 1 (Low) in November in Bellingham1
UV (maximum) index 1 (Low) in December in Bellingham1
Heat & Humidity
No heat & humidity in January in Bellingham0
No heat & humidity in February in Bellingham0
No heat & humidity in March in Bellingham0
No heat & humidity in April in Bellingham0
No heat & humidity in May in Bellingham0
No heat & humidity in June in Bellingham0
No heat & humidity in July in Bellingham0
No heat & humidity in August in Bellingham0
No heat & humidity in September in Bellingham0
No heat & humidity in October in Bellingham0
No heat & humidity in November in Bellingham0
No heat & humidity in December in Bellingham0

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

What's the climate like in Bellingham?

Bellingham has a temperate climate with warm dry summers.

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Recommended for Washington State

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.

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

Metric (°C / mm)  |  Imperial (°F / inches)

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