weathermetro
Cities / United States
/ Washington
☀️ Sumas weather
Clear sky. .
Feels like 23° Wind 12 km/h SW Humidity 43% Pressure 1013 hPa UV 0 Air Moderate ☀ 05:57 - 20:30
Right now it is 25° in Sumas with clear skies and today's high is 26° with an overnight low of 14° . The sun rises at 05:57 and sets at 20:30, giving 14h 33m of daylight. Over the coming week highs range from 23° to 30° .
Sumas is in Washington, United States, sitting 13 m above sea level, with a population of about 1,000. Local time is America/Los_Angeles (UTC−7), and every time on this page is shown in it.
Next 24 hours - temperature
13°
22°
31°
30°
14°
19:00 · 25.2° · 0 mm
20:00 · 22.9° · 0 mm
21:00 · 20.2° · 0 mm
22:00 · 18.6° · 0 mm
23:00 · 17.8° · 0 mm
00:00 · 17° · 0 mm
01:00 · 16.5° · 0 mm
02:00 · 16.3° · 0 mm
03:00 · 16° · 0 mm
04:00 · 15.8° · 0 mm
05:00 · 15.3° · 0 mm
06:00 · 13.9° · 0 mm
07:00 · 13.7° · 0 mm
08:00 · 16° · 0 mm
09:00 · 18.7° · 0 mm
10:00 · 21.4° · 0 mm
11:00 · 24.1° · 0 mm
12:00 · 26.3° · 0 mm
13:00 · 27.9° · 0 mm
14:00 · 29.3° · 0 mm
15:00 · 30° · 0 mm
16:00 · 30.2° · 0 mm
17:00 · 29.9° · 0 mm
18:00 · 29.4° · 0 mm
Precipitation
19:00 · 0 mm
19:00
20:00 · 0 mm
21:00 · 0 mm
22:00 · 0 mm
22:00
23:00 · 0 mm
00:00 · 0 mm
01:00 · 0 mm
01:00
02:00 · 0 mm
03:00 · 0 mm
04:00 · 0 mm
04:00
05:00 · 0 mm
06:00 · 0 mm
07:00 · 0 mm
07:00
08:00 · 0 mm
09:00 · 0 mm
10:00 · 0 mm
10:00
11:00 · 0 mm
12:00 · 0 mm
13:00 · 0 mm
13:00
14:00 · 0 mm
15:00 · 0 mm
16:00 · 0 mm
16:00
17:00 · 0 mm
18:00 · 0 mm
Hour by hour
TIME TEMP FEELS RAIN CONDITIONS
19:00
☀️
25.2°
23.2°
-
Clear sky
20:00
☀️
22.9°
21.2°
-
Clear sky
21:00
☀️
20.2°
19.5°
-
Clear sky
22:00
☀️
18.6°
18.4°
-
Clear sky
23:00
⛅
17.8°
16.9°
-
Partly cloudy
00:00
☀️
17°
16.4°
-
Clear sky
01:00
☀️
16.5°
15.5°
-
Clear sky
02:00
☀️
16.3°
15.3°
-
Clear sky
03:00
☀️
16°
15.1°
-
Clear sky
04:00
☀️
15.8°
14.6°
-
Clear sky
05:00
☀️
15.3°
14.5°
-
Clear sky
06:00
☀️
13.9°
12.4°
-
Clear sky
☀️
TodayAugust 12th
Avg 20° Low 14° at 06:00
High 26° at 16:00
Wind ~15 km/h
Clear
Clear
00:00
17°
02:00
16°
04:00
15°
06:00
14°
08:00
16°
10:00
20°
12:00
23°
14:00
25°
16:00
26°
18:00
26°
20:00
23°
22:00
19°
☀️
ThursdayAugust 13th
Avg 22° Low 14° at 07:00
High 30° at 16:00
Feels 28° Wind ~17 km/h
Clear
Clear
00:00
17°
02:00
16°
04:00
16°
06:00
14°
08:00
16°
10:00
21°
12:00
26°
14:00
29°
16:00
30°
18:00
29°
20:00
26°
22:00
22°
🌦️
FridayAugust 14th
Avg 21° Low 15° at 23:00
High 29° at 14:00
1.8 mm rain Wind ~13 km/h
Clear
Rain
00:00
20°
02:00
17°
04:00
17°
06:00
16°
08:00
17°
10:00
23°
12:00
28°
14:00
29°
16:00
29°
18:00
25°
0.1mm
20:00
18°
0.9mm
22:00
16°
0.4mm
🌦️
SaturdayAugust 15th
Avg 19° Low 13° at 06:00
High 27° at 15:00
0.3 mm rain Wind ~10 km/h
Clear
Clear
00:00
15°
02:00
15°
04:00
14°
0.1mm
06:00
13°
08:00
16°
10:00
20°
12:00
24°
14:00
26°
16:00
27°
18:00
25°
20:00
20°
22:00
15°
☁️
SundayAugust 16th
Avg 18° Low 13° at 06:00
High 26° at 15:00
Feels 24° Wind ~10 km/h
Cloudy
Clear
00:00
14°
02:00
14°
04:00
14°
06:00
13°
08:00
15°
10:00
20°
12:00
23°
14:00
25°
16:00
26°
18:00
24°
20:00
17°
22:00
14°
☀️
MondayAugust 17th
Avg 17° Low 11° at 06:00
High 23° at 15:00
Wind ~12 km/h
Clear
Partly Cloudy
Clear
00:00
13°
02:00
13°
04:00
12°
06:00
11°
08:00
15°
10:00
19°
12:00
21°
14:00
23°
16:00
23°
18:00
20°
20:00
17°
22:00
16°
☁️
TuesdayAugust 18th
Avg 17° Low 13° at 23:00
High 23° at 16:00
Wind ~10 km/h
Cloudy
Partly Cloudy
Clear
00:00
16°
02:00
16°
04:00
15°
06:00
14°
08:00
15°
10:00
17°
12:00
19°
14:00
22°
16:00
23°
18:00
21°
20:00
17°
22:00
14°
☀️
WednesdayAugust 19th
Avg 18° Low 12° at 04:00
High 27° at 16:00
Wind ~10 km/h
Cloudy
Partly Cloudy
Clear
Cloudy
00:00
13°
02:00
13°
04:00
12°
06:00
13°
08:00
16°
10:00
20°
12:00
24°
14:00
26°
16:00
27°
18:00
24°
20:00
18°
22:00
15°
☀️
ThursdayAugust 20th
Avg 20° Low 13° at 04:00
High 29° at 16:00
Wind ~11 km/h
Cloudy
Clear
00:00
14°
02:00
14°
04:00
13°
06:00
14°
08:00
16°
10:00
21°
12:00
26°
14:00
29°
16:00
29°
18:00
26°
20:00
20°
22:00
16°
⛅
FridayAugust 21st
Avg 20° Low 14° at 04:00
High 28° at 14:00
Wind ~9 km/h
Partly Cloudy
Partly Cloudy
Cloudy
00:00
15°
02:00
15°
04:00
14°
06:00
15°
08:00
17°
10:00
22°
12:00
26°
14:00
28°
16:00
27°
18:00
24°
20:00
19°
22:00
17°
☀️
SaturdayAugust 22nd
Avg 18° Low 12° at 05:00
High 25° at 16:00
Wind ~15 km/h
Clear
00:00
15°
02:00
15°
04:00
13°
06:00
13°
08:00
16°
10:00
20°
12:00
23°
14:00
24°
16:00
25°
18:00
23°
20:00
19°
22:00
16°
☀️
SundayAugust 23rd
Avg 19° Low 13° at 04:00
High 27° at 15:00
Wind ~11 km/h
Clear
00:00
14°
02:00
14°
04:00
13°
06:00
13°
08:00
16°
10:00
20°
12:00
24°
14:00
27°
16:00
27°
18:00
24°
20:00
18°
22:00
15°
☀️
MondayAugust 24th
Avg 20° Low 12° at 04:00
High 30° at 16:00
Wind ~11 km/h
Clear
00:00
13°
02:00
13°
04:00
12°
06:00
13°
08:00
16°
10:00
22°
12:00
26°
14:00
29°
16:00
30°
18:00
26°
20:00
20°
22:00
17°
☀️
TuesdayAugust 25th
Avg 23° Low 15° at 04:00
High 34° at 16:00
Wind ~10 km/h
Clear
00:00
16°
02:00
16°
04:00
15°
06:00
15°
08:00
18°
10:00
24°
12:00
29°
14:00
33°
16:00
34°
18:00
30°
20:00
22°
22:00
19°
☀️
WednesdayAugust 26th
Avg 24° Low 18° at 00:00
High 34° at 16:00
0.3 mm rain Wind ~11 km/h
Rain
Partly Cloudy
Clear
00:00
18°
02:00
18°
04:00
18°
0.1mm
06:00
18°
08:00
20°
10:00
25°
12:00
30°
14:00
33°
16:00
34°
18:00
30°
20:00
22°
22:00
19°
☀️
ThursdayAugust 27th
Avg 23° Low 17° at 04:00
High 32° at 15:00
Wind ~11 km/h
Partly Cloudy
Cloudy
Clear
Partly Cloudy
00:00
17°
02:00
17°
04:00
17°
06:00
17°
08:00
19°
10:00
24°
12:00
29°
14:00
32°
16:00
32°
18:00
27°
20:00
20°
22:00
18°
Sun
☀️ Sunrise 05:57 · Sunset 20:30
14h 33m of daylight · America/Los_Angeles
Air quality
PM2.5 39.5 µg/m³ - Moderate
Fine for most people. If you have asthma or a heart condition, take it easier outdoors.
Source: Copernicus CAMS, updated hourly.
Common questions about Sumas weather
Will it rain in Sumas today?
No rain is in the forecast for Sumas today.
What is the temperature in Sumas right now?
It is 25° in Sumas right now, though it feels closer to 23° . Today runs between a low of 14° and a high of 26° .
What time is sunrise and sunset in Sumas?
The sun rises at 05:57 and sets at 20:30 local time in Sumas today, giving 14h 33m of daylight.
What is the air quality in Sumas?
PM2.5 in Sumas is currently 39.5 µg/m³, which counts as Moderate on the European air-quality index. Fine for most people. If you have asthma or a heart condition, take it easier outdoors.
How accurate is the Sumas forecast, and how far ahead does it go?
This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Sumas best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.
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© 2026 WeatherMetro · Weather data: ECMWF, NOAA, DWD, Météo-France, ECCC, MeteoSwiss and others (CC-BY 4.0) · Air quality & history: Copernicus CAMS / C3S · Location data: GeoNames (CC-BY) · Alerts: NWS, MeteoAlarm, ECCC