 |
 Current Sumas Weather Conditions |
Updated January 17th at 7:00 pm |
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| Temperature: | 39°F |
Dew Point: | 34°F |
| Barometer: | 30.27 inHg |
Wind: | calm |
| Humidity: | 80.8% |
Visibility: | 0M |
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| Sumas Weather Forecast Summary |
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Today
Jan 17th
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Sunday
Jan 18th
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Monday
Jan 19th
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Tuesday
Jan 20th
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Wednesday
Jan 21st
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Sunny |
Mix of Cloud and Sun |
Cloudy |
Cloudy |
Cloudy |
53°F
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52°F
40°F |
51°F
39°F |
47°F
36°F |
47°F
35°F |
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| Sumas Detailed Weather Forecast |
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| Saturday, January 17th, 2026 |
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Evening |
Temperature: 42°F |
| Clear. |
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| Sunday, January 18th, 2026 |
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Overnight |
Temperature: 40°F |
| Clear. |
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Morning |
Temperature: 49°F |
| Sunny. |
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Afternoon |
Temperature: 44°F |
| Sunny. |
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Evening |
Temperature: 41°F |
| A mix of cloudy and clear skies. |
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| Monday, January 19th, 2026 |
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Overnight |
Temperature: 40°F |
| Clear. |
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Morning |
Temperature: 48°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 44°F |
| Sunny with cloudy periods. |
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Evening |
Temperature: 41°F |
| Cloudy. |
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| Tuesday, January 20th, 2026 |
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Overnight |
Temperature: 39°F |
| Cloudy. |
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Morning |
Temperature: 45°F |
| Cloudy. |
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Afternoon |
Temperature: 41°F |
| Cloudy. |
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Evening |
Temperature: 37°F |
| A mix of cloudy and clear skies. |
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| Wednesday, January 21st, 2026 |
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Overnight |
Temperature: 35°F |
| Cloudy. |
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Morning |
Temperature: 44°F |
| Cloudy. |
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Afternoon |
Temperature: 40°F |
| Cloudy. |
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Evening |
Temperature: 37°F |
| Cloudy. |
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| Thursday, January 22nd, 2026 |
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Overnight |
Temperature: 35°F |
| Cloudy. |
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Morning |
Temperature: 41°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 38°F |
| Cloudy with a chance of showers. Showers possibly mixed with wet flurries. |
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Evening |
Temperature: 36°F |
| Cloudy with showers. Showers possibly mixed with wet flurries. |
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| Friday, January 23rd, 2026 |
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Overnight |
Temperature: 34°F |
| Cloudy with flurries or showers. Risk of freezing rain. |
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Morning |
Temperature: 27°F |
| Cloudy with flurries likely. |
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Afternoon |
Temperature: 20°F |
| Cloudy with flurries likely. Windy at times. |
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Evening |
Temperature: 14°F |
| Cloudy with a chance of flurries. |
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| Saturday, January 24th, 2026 |
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Overnight |
Temperature: 12°F |
| Cloudy with flurries likely. |
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Morning |
Temperature: 13°F |
| Cloudy with flurries likely. |
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Afternoon |
Temperature: 13°F |
| Cloudy with flurries likely. |
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Evening |
Temperature: 10°F |
| Cloudy with a chance of flurries. |
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| Sunday, January 25th, 2026 |
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Overnight |
Temperature: 6°F |
| Clear with cloudy periods with a slight chance of flurries. |
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Morning |
Temperature: 17°F |
| Cloudy. |
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Afternoon |
Temperature: 15°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 11°F |
| Clear with cloudy periods. |
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