Paterson, WA Weather Forecast | 5 Day
Updated: Fri Sep 18th 2026 5:00 PM PDT
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Test our Weather Chatbot. It provides up to 10 days of forecast information!Sunny
Fri 9-18-26
Sunny with a high of 82°F and a low of 62°F. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 15mph on average and gusts of 18.3mph at 10 PM. Humidity levels should be comfortable, sitting around 41% on average, the maximum being 43% at 11 PM and 25% being its lowest at 6 PM. Barometric pressure is its highest of 30.01inHg at 10 PM, a lowest point of 29.96inHg at 6 PM with an avg 29.99inHg.
- HI: 82°F
- LO: 62°F
- Rainfall: 2%
- Snowfall: 0%
- Wind
15 mph - Humidity
41% avg. - UV Index
4.9 - Air QualityGood
- Sunrise
06:40 AM - Sunset
07:04 PM - Moonrise
03:27 PM - Moonset
11:18 PM - Moon Phase
First Quarter
Sunny
Weather Tomorrow, Sat 9-19-26
Sunny with a high of 84°F and a low of 61°F. There's a very small chance of rainfall, only about 2%. Wind will be moderate, blowing around 13mph on average and gusts of 19.7mph at 1 AM. Humidity levels should be comfortable, sitting around 38% on average, the maximum being 61% at 7 AM and 19% being its lowest at 4 PM. Barometric pressure is its highest of 30.05inHg at 8 AM, a lowest point of 29.92inHg at 6 PM with an avg 29.99inHg.
- HI: 84°F
- LO: 61°F
- Rainfall: 2%
- Snowfall: 0%
- Wind
12.8 mph - Humidity
38% avg. - UV Index
5 - Air QualityGood
- Sunrise
06:41 AM - Sunset
07:02 PM - Moonrise
04:09 PM - Moonset
Does not set today - Moon Phase
First Quarter
Sunny
Sun 9-20-26
Sunny with a high of 86°F and a low of 63°F. There's a very small chance of rainfall, only about 1%. Winds will be light at 8mph and gusts of 14.8mph at 2 PM. Humidity levels should be comfortable, sitting around 31% on average, the maximum being 49% at 7 AM and 18% being its lowest at 5 PM. Barometric pressure is its highest of 30inHg at 8 AM, a lowest point of 29.86inHg at 6 PM with an avg 29.93inHg.
- HI: 86°F
- LO: 63°F
- Rainfall: 1%
- Snowfall: 0%
- Wind
7.2 mph - Humidity
31% avg. - UV Index
4.9 - Air QualityGood
- Sunrise
06:43 AM - Sunset
07:00 PM - Moonrise
04:42 PM - Moonset
12:20 AM - Moon Phase
Waxing Gibbous
Sunny
Mon 9-21-26
Sunny with a high of 88°F and a low of 65°F. There's a very small chance of rainfall, only about 3%. Wind will be moderate, blowing around 19mph on average and gusts of 26.6mph at 10 PM. The air will be relatively dry with average humidity levels below 30%, the maximum being 40% at 7 AM and 14% being its lowest at 4 PM. Barometric pressure is its highest of 29.92inHg at 8 AM, a lowest point of 29.8inHg at 6 PM with an avg 29.87inHg.
- HI: 88°F
- LO: 65°F
- Rainfall: 3%
- Snowfall: 0%
- Wind
18.3 mph - Humidity
29% avg. - UV Index
4.8 - Air QualityGood
- Sunrise
06:44 AM - Sunset
06:58 PM - Moonrise
05:08 PM - Moonset
01:26 AM - Moon Phase
Waxing Gibbous
Overcast
Tue 9-22-26
Overcast with a high of 81°F and a low of 59°F. There's a very small chance of rainfall, only about 4%. Wind will be moderate, blowing around 18mph on average and gusts of 26.9mph at 11 PM. Humidity levels should be comfortable, sitting around 37% on average, the maximum being 64% at 7 AM and 12% being its lowest at 5 PM. Barometric pressure is its highest of 29.93inHg at 9 AM, a lowest point of 29.83inHg at 6 PM with an avg 29.88inHg.
- HI: 81°F
- LO: 59°F
- Rainfall: 4%
- Snowfall: 0%
- Wind
17.7 mph - Humidity
37% avg. - UV Index
7 - Air QualityGood
- Sunrise
06:45 AM - Sunset
06:56 PM - Moonrise
05:29 PM - Moonset
02:33 AM - Moon Phase
Waxing Gibbous
Overcast
Wed 9-23-26
Overcast with a high of 81°F and a low of 59°F. There's a very small chance of rainfall, only about 5%. Wind will be moderate, blowing around 17mph on average and gusts of 24.7mph at 12 AM. Humidity levels should be comfortable, sitting around 31% on average, the maximum being 50% at 7 AM and 13% being its lowest at 5 PM. Barometric pressure is its highest of 29.99inHg at 8 AM, a lowest point of 29.87inHg at 6 PM with an avg 29.93inHg.
- HI: 81°F
- LO: 59°F
- Rainfall: 5%
- Snowfall: 0%
- Wind
16.6 mph - Humidity
31% avg. - UV Index
7 - Air QualityTBA
- Sunrise
06:46 AM - Sunset
06:54 PM - Moonrise
05:47 PM - Moonset
03:40 AM - Moon Phase
Waxing Gibbous
This 5-Day weather forecast is valid for ZIP code 99345, accurately covering the area of Paterson, WA.
Currently
| 82°F |
29.97 inHg.
Barometer 24%
Humidity SW 11.2 mph Wind |
|
| Sunny | ||
National Outlook
Heavy Rain in North-Central U.S. & Scorching Heat in South-Central U.S. - 09-18 to 09-20
Fri Sep 18th 2026, 5:45am PDT
Read
Wet Weather with Possible Flood Concerns in the Southern Regions 09-21 to 09-25
Extended Forecast
Fri Sep 18th 2026, 5:56am PDT
Read
Fri Sep 18th 2026, 5:56am PDT

