Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Sumas, Washington

Shoots and Sprouts Rise in Ranks. Day 58 of spring. Read this microseason across nine climate regions →

Sumas, WA
Saturday, May 16 at 11:37 PM
57
°
Overcast
Feels like
51°
Humidity
64%
Wind
10 mph
Sunrise
5:24 AM
Sunset
8:46 PM
Sumas, WA
Hour by hour · 24h
60°
15%
4p
60°
13%
5p
56°
22%
6p
56°
29%
7p
55°
35%
8p
52°
38%
9p
52°
50%
10p
51°
56%
11p
50°
41%
12a
50°
45%
1a
49°
15%
2a
48°
11%
3a
47°
10%
4a
47°
11%
5a
48°
12%
6a
49°
13%
7a
50°
19%
8a
51°
26%
9a
50°
50%
10a
50°
74%
11a
47°
69%
12p
49°
65%
1p
51°
60%
2p
50°
80%
3p
L 47°H 60°
Sumas, WA
7-day forecast
  1. Today
    May 16
    Light Drizzle
    43%
    57°45°
  2. Sunday
    May 17
    Overcast
    63°45°
  3. Monday
    May 18
    Overcast
    65°46°
  4. Tuesday
    May 19
    Light Rain
    22%
    61°48°
  5. Wednesday
    May 20
    Overcast
    68°44°
  6. Thursday
    May 21
    Partly Cloudy
    72°46°
  7. Friday
    May 22
    Overcast
    64°50°
Sumas, WA
Anemometer · 24h winds · from true
NESW
From · True
WSW
239° · veering 167°
Direction
WSW
239°
Sustained
10
mph
Gust
13
mph
Peak 24h
19
avg 8
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 8 · pk 19 @ 9:00p
−24h−18h−12h−6hnow
Light breeze veering 167° from the wsw.
Sumas, WA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1018.6
-0.6 mb in 3h · rising · 30.08 inHg
Now
1018.6
mb
3h
-0.6
mb
12h
+0.1
mb
24h
+2.8
mb
Regime · FAIR
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10161020
−24h−18h−12h−6hnow
Fair, steady air — a quiet anticyclone holds the sky.
Sumas, WA
Air quality
35
AQI
Good
PM 2.5
1.0 μg/m³
PM 10
1.2 μg/m³
NO₂
1.8 μg/m³
Ozone
80.0 μg/m³
UV Index
1.6 Low
Sumas, WA
Almanac · Saturday, May 16
Flowers blooming in late autumn, a sure sign of a bad winter coming.
Civil dawn
11:48 AM
Sunrise
5:24 AM
Daylight
15h 22m
Sunset
8:46 PM
Civil dusk
4:25 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Sumas, WA
The moon
New Moon
0% illuminated
Moonrise
11:44 AM
Moonset
3:10 AM
In sign
♉︎ Taurus
Sumas, WA
Microseason · 28 of 72
May 16–20

Shoots and Sprouts Rise in Ranks

weather
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Sumas at a glance

  • Today vs. normal: 6°F below the seasonal normal for this latitude
  • Last frost: June 9 (climatological average for this latitude)
  • Microseason: 28 of 72, May 16–20
  • Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.

Right now in the garden

Cool-season window is open

As of May 16, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).

ZIP codes in Sumas

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.