 |
 Current Sumas Weather Conditions |
Updated July 16th at 3:00 am |
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| Mostly Cloudy |
| Temperature: | 59°F |
Dew Point: | 54°F |
| Barometer: | 29.95 inHg |
Wind: | N 9 Mph |
| Humidity: | 82.2% |
Visibility: | 0M |
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| Sumas Weather Forecast Summary |
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Today
Jul 16th
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Friday
Jul 17th
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Saturday
Jul 18th
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Sunday
Jul 19th
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Monday
Jul 20th
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Mix of Cloud and Sun |
Mostly Sunny |
Sunny |
Sunny |
Sunny |
70°F
|
70°F
53°F |
71°F
50°F |
74°F
52°F |
80°F
56°F |
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| Sumas Detailed Weather Forecast |
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| Thursday, July 16th, 2026 |
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Overnight |
Temperature: 62°F |
| A mix of cloudy and clear skies. |
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Morning |
Temperature: 67°F |
| A mix of sun and cloud. |
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Afternoon |
Temperature: 67°F |
| A mix of cloud and sun with a chance of showers. |
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Evening |
Temperature: 59°F |
| A mix of cloudy and clear skies with a chance of showers. |
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| Friday, July 17th, 2026 |
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Overnight |
Temperature: 56°F |
| A mix of cloudy and clear skies with a slight chance of showers. |
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Morning |
Temperature: 55°F |
| A mix of cloud and sun. |
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Afternoon |
Temperature: 69°F |
| Mostly sunny. |
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Evening |
Temperature: 57°F |
| Clear. |
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| Saturday, July 18th, 2026 |
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Overnight |
Temperature: 51°F |
| Clear. |
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Morning |
Temperature: 63°F |
| Sunny. |
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Afternoon |
Temperature: 71°F |
| Sunny. |
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Evening |
Temperature: 59°F |
| Clear. |
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| Sunday, July 19th, 2026 |
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Overnight |
Temperature: 53°F |
| Clear. |
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Morning |
Temperature: 65°F |
| Sunny. |
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Afternoon |
Temperature: 74°F |
| Sunny. |
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Evening |
Temperature: 62°F |
| Clear. |
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| Monday, July 20th, 2026 |
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Overnight |
Temperature: 56°F |
| Clear. |
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Morning |
Temperature: 70°F |
| Sunny. |
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Afternoon |
Temperature: 80°F |
| Sunny. |
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Evening |
Temperature: 66°F |
| Clear. |
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| Tuesday, July 21st, 2026 |
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Overnight |
Temperature: 61°F |
| Mostly clear. |
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Morning |
Temperature: 73°F |
| Mostly sunny. |
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Afternoon |
Temperature: 83°F |
| Mostly sunny. |
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Evening |
Temperature: 68°F |
| Mostly clear. |
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| Wednesday, July 22nd, 2026 |
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Overnight |
Temperature: 62°F |
| Mostly clear. |
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Morning |
Temperature: 72°F |
| Sunny. |
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Afternoon |
Temperature: 82°F |
| Sunny. |
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Evening |
Temperature: 66°F |
| Clear. |
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| Thursday, July 23rd, 2026 |
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Overnight |
Temperature: 60°F |
| Clear. |
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Morning |
Temperature: 72°F |
| Sunny. |
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Afternoon |
Temperature: 82°F |
| Sunny. |
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Evening |
Temperature: 67°F |
| Clear. |
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| Friday, July 24th, 2026 |
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Overnight |
Temperature: 61°F |
| Clear. |
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Morning |
Temperature: 73°F |
| Sunny. |
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Afternoon |
Temperature: 80°F |
| Sunny. |
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Evening |
Temperature: 66°F |
| Clear. |
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