Nooksack, WA climate
Nooksack has mild winters and cool summers, with plenty of rain. A typical July afternoon reaches 75°, a January night drops to 33°, and about 11 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Nooksack feels like
Winter
Spring
Summer
Fall
Nooksack weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 44° | 33° | 8.0" | 3.1" | 18 | 31° – 44° |
| February | 48° | 34° | 4.5" | 2.7" | 15 | 32° – 47° |
| March | 53° | 37° | 5.6" | 1.0" | 19 | 39° – 50° |
| April | 59° | 41° | 4.4" | 0.1" | 16 | 45° – 55° |
| May | 66° | 46° | 3.3" | 0 | 12 | 52° – 60° |
| June | 69° | 51° | 2.7" | 0 | 12 | 57° – 65° |
| July | 75° | 54° | 1.6" | 0 | 6 | 61° – 68° |
| August | 76° | 53° | 1.7" | 0 | 6 | 61° – 67° |
| September | 70° | 49° | 3.1" | 0 | 9 | 57° – 63° |
| October | 59° | 43° | 6.1" | 0 | 16 | 49° – 56° |
| November | 50° | 38° | 8.6" | 1.3" | 19 | 39° – 49° |
| December | 43° | 33° | 7.2" | 2.6" | 19 | 33° – 42° |
| Year | 59° | 43° | 56.7" | 10.8" | 168 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in Nooksack
Nooksack gets 57 inches of rain and melted snow a year. November is the wettest month and July the driest. Rain or snow falls on about 168 days a year.
About 185 frost-free days a year
In half of years the last 32° night comes by April 18 and the first one by October 18. That leaves about 185 frost-free days for gardens, longer than 58% of U.S. towns.
Heating and cooling a home in Nooksack
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Nooksack, 99% of that work is heating and 1% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
How Nooksack compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in Nooksack averaged 1.4° warmer than the 1900s. The biggest change is in January (+3.0°). The shift is larger than in 66% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Nooksack’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. February swings the most: between 1991 and 2020 its average temperature ranged from 32° to 47°. August is the most reliable, staying within 6°.
Common questions about Nooksack’s climate
What is the coldest month in Nooksack?
January, with a typical high of 44° and a low of 33°.
What is the hottest month in Nooksack?
August, with a typical high of 76° and a low of 53°. About 2 days a year reach 90°.
How much snow does Nooksack get?
About 11 inches in a normal winter, most of it in January.
When is the first frost in Nooksack?
In half of years the first 32° night comes by October 18, and the last spring frost by April 18.
What is the rainiest month in Nooksack?
November, with 8.6 inches of rain and melted snow. The year totals 57 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Nooksack itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Clearbrook, WA (3 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.