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Belmont, WA Weather Forecast | 5 Day
Updated: Wed Sep 10th 2025 12:45 AM PDT
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Mist
Wed 9-10
Mist with a high of 77°F and a low of 58°F. Winds will be light at 10mph and gusts of 15.2mph at 7 PM. The humidity will be on the higher side, averaging about 72%, the maximum being 97% at 6 AM and 46% being its lowest at 5 PM. Barometric pressure is its highest of 29.86inHg at 10 AM, a lowest point of 29.72inHg at 5 PM with an avg 29.8inHg.
- HI: 77°F
- LO: 58°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
9.8 mph - Humidity
72% avg. - UV Index
0.9 - Air QualityModerate
- Sunrise
06:20 AM - Sunset
07:10 PM - Moonrise
08:16 PM - Moonset
10:10 AM - Moon Phase
Waning Gibbous

Heavy Rain
Thu 9-11
Heavy Rain with a high of 72°F and a low of 58°F. It will likey rain, having a 89% chance of a downpour with an estimated 0.9in. Wind will be moderate, blowing around 14mph on average and gusts of 17.4mph at 6 PM. High humidity with average of 85% is anticipated, the maximum being 98% at 5 AM and 65% being its lowest at 5 PM. Barometric pressure is its highest of 29.94inHg at 10 PM, a lowest point of 29.8inHg at 2 AM with an avg 29.88inHg.
- HI: 72°F
- LO: 58°F
- Rainfall: 89% | est. 0.9in
- Snowfall: 0%
- Wind
13.6 mph - Humidity
85% avg. - UV Index
1.1 - Air QualityModerate
- Sunrise
06:21 AM - Sunset
07:08 PM - Moonrise
08:43 PM - Moonset
11:36 AM - Moon Phase
Waning Gibbous

Moderate Rain
Fri 9-12
Moderate Rain with a high of 67°F and a low of 55°F. It will likey rain, having a 89% chance of a downpour with an estimated 0.55in. Winds will be light at 7mph and gusts of 11.8mph at 2 AM. High humidity with average of 83% is anticipated, the maximum being 92% at 7 AM and 63% being its lowest at 5 PM. Barometric pressure is its highest of 30.04inHg at 10 AM, a lowest point of 29.94inHg at 5 PM with an avg 29.98inHg.
- HI: 67°F
- LO: 55°F
- Rainfall: 89% | est. 0.55in
- Snowfall: 0%
- Wind
6.7 mph - Humidity
83% avg. - UV Index
1.1 - Air QualityModerate
- Sunrise
06:23 AM - Sunset
07:06 PM - Moonrise
09:17 PM - Moonset
01:01 PM - Moon Phase
Waning Gibbous

Sunny
Sat 9-13
Sunny with a high of 79°F and a low of 58°F. Winds will be light at 9mph and gusts of 9.3mph at 3 PM. Humidity levels should be comfortable, sitting around 48% on average, the maximum being 73% at 6 AM and 29% being its lowest at 5 PM. Barometric pressure is its highest of 29.91inHg at 7 AM, a lowest point of 29.77inHg at 5 PM with an avg 29.84inHg.
- HI: 79°F
- LO: 58°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
8.1 mph - Humidity
48% avg. - UV Index
1.2 - Air QualityModerate
- Sunrise
06:24 AM - Sunset
07:04 PM - Moonrise
10:03 PM - Moonset
02:21 PM - Moon Phase
Waning Gibbous

Sunny
Sun 9-14
Sunny with a high of 81°F and a low of 58°F. Winds will be light at 9mph and gusts of 9.4mph at 7 AM. Humidity levels should be comfortable, sitting around 43% on average, the maximum being 60% at 6 AM and 18% being its lowest at 5 PM. Barometric pressure is its highest of 29.82inHg at 7 AM, a lowest point of 29.68inHg at 5 PM with an avg 29.76inHg.
- HI: 81°F
- LO: 58°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
8.1 mph - Humidity
43% avg. - UV Index
0 - Air QualityTBA
- Sunrise
06:25 AM - Sunset
07:02 PM - Moonrise
11:03 PM - Moonset
03:30 PM - Moon Phase
Last Quarter

Sunny
Mon 9-15
Sunny with a high of 77°F and a low of 58°F. Wind will be moderate, blowing around 11mph on average and gusts of 16.9mph at 8 PM. Humidity levels should be comfortable, sitting around 48% on average, the maximum being 65% at 11 PM and 32% being its lowest at 4 PM. Barometric pressure is its highest of 29.9inHg at 11 PM, a lowest point of 29.76inHg at 1 AM with an avg 29.82inHg.
- HI: 77°F
- LO: 58°F
- Rainfall: 0%
- Snowfall: 0%
- Wind
11 mph - Humidity
48% avg. - UV Index
5 - Air QualityTBA
- Sunrise
06:27 AM - Sunset
07:00 PM - Moonrise
No moonrise - Moonset
04:22 PM - Moon Phase
Waning Crescent
Currently
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56°F |
29.86 inHg.
Barometer 60%
Humidity ESE 6.5 mph Wind |
Localized Thunderstorms |