What is the hottest month in Nooksack?

August is the warmest month in Nooksack, with an average high of 76.5°F.

What is the coldest month in Nooksack?

January is the coldest month in Nooksack, with an average low of 32.1°F.

What month does Nooksack get the most rain?

November is typically the wettest month in Nooksack, with about 7.11 inches of precipitation.

What plant hardiness zone is Nooksack in?

Nooksack is approximately in USDA plant hardiness Zone 8b, based on the average annual extreme minimum temperature.

Has the climate in Nooksack changed recently?

11.2% of Nooksack's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Nooksack, WA

Climate overview — based on NOAA 1991-2020 normals from CLEARBROOK, WA US.

Cfb Oceanic climate 8b USDA hardiness Zone 8b

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Nooksack has an annual average temperature of 50.3°F with about 49.8 inches of precipitation per year and 10.8 inches of snow. The warmest month is August (average high 76.5°F), and the coldest is January (average low 32.1°F). November is typically the wettest month (7.11 in) and July the driest (1.45 in). Snow typically falls from November through March.

Pleasant months

2 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

26.1°F

warmest to coldest month

Heating need

5,301

HDD/yr

Cooling need

CDD/yr

Best time to visit Nooksack

Full guide →

Climate change signal

All-time records →

41 of 366 (11.2%) of Nooksack's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1900s		32
1910s		48
1920s		33
1930s		31
1940s		43
1950s		21
1960s		28
1970s		17
1980s		25
1990s		17
2000s		23
2010s		25
2020s		23

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	43.5°F	32.1°F	37.8°F	6.98 in	3.1 in	18
February	47.5°F	33.3°F	40.4°F	3.85 in	2.7 in	15
March	52.8°F	35.8°F	44.3°F	5.00 in	1.0 in	19
April	59.1°F	39.2°F	49.2°F	3.97 in	0.1 in	16
May	66.3°F	44.6°F	55.5°F	3.17 in	—	12
June	70.2°F	49.2°F	59.7°F	2.39 in	—	12
July	76.0°F	51.2°F	63.6°F	1.45 in	—	6
August	76.5°F	50.4°F	63.4°F	1.50 in	—	6
September	71.0°F	46.5°F	58.7°F	2.93 in	—	9
October	59.3°F	41.8°F	50.5°F	5.31 in	—	16
November	49.1°F	36.3°F	42.7°F	7.11 in	1.3 in	19
December	42.8°F	32.1°F	37.5°F	6.19 in	2.6 in	19