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Allyn, WA Weather Forecast | 5 Day

Updated: Tue Sep 29th 2026 4:30 AM PDT

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Light Rain

Tue 9-29-26

Light Rain with a high of 58°F and a low of 50°F. It will likey rain, having a 93% chance of a downpour with an estimated 0.75in. Winds will be light at 9mph and gusts of 23.5mph at 3 PM. High humidity with average of 96% is anticipated, the maximum being 98% at 6 AM and 93% being its lowest at 7 PM. Barometric pressure is its highest of 30.02^inHg at 11 PM, a lowest point of 29.88^inHg at 6 AM with an avg 29.92^inHg.

HI: 58°F
LO: 50°F

Rainfall: 93% | est. 0.75in
Snowfall: 0%

Wind
8.9 mph
Humidity
96% avg.

UV Index
0.7
Air Quality
Good

Sunrise
07:07 AM
Sunset
06:55 PM

Moonrise
07:48 PM
Moonset
10:49 AM
Moon Phase
Waning Gibbous

Overcast

Weather Tomorrow, Wed 9-30-26

Overcast with a high of 66°F and a low of 49°F. There might be light rainfall having a 20% chance with an estimated 0in. Winds will be light at 6mph and gusts of 10.8mph at 4 AM. The humidity will be on the higher side, averaging about 76%, the maximum being 96% at 12 AM and 44% being its lowest at 4 PM. Barometric pressure is its highest of 30.14^inHg at 9 AM, a lowest point of 30.02^inHg at 12 AM with an avg 30.08^inHg.

HI: 66°F
LO: 49°F

Rainfall: 20% | est. 0in
Snowfall: 0%

Wind
6 mph
Humidity
76% avg.

UV Index
3.6
Air Quality
Good

Sunrise
07:09 AM
Sunset
06:53 PM

Moonrise
08:21 PM
Moonset
12:05 PM
Moon Phase
Waning Gibbous

Overcast

Thu 10-1-26

Overcast with a high of 69°F and a low of 49°F. There might be light rainfall having a 14% chance. Winds will be light at 6mph and gusts of 12.8mph at 4 AM. The humidity will be on the higher side, averaging about 66%, the maximum being 88% at 11 PM and 36% being its lowest at 3 PM. Barometric pressure is its highest of 30.05^inHg at 12 AM, a lowest point of 29.94^inHg at 5 PM with an avg 29.99^inHg.

HI: 69°F
LO: 49°F

Rainfall: 14%
Snowfall: 0%

Wind
5.1 mph
Humidity
66% avg.

UV Index
0.4
Air Quality
Moderate

Sunrise
07:10 AM
Sunset
06:51 PM

Moonrise
09:05 PM
Moonset
01:19 PM
Moon Phase
Last Quarter

Overcast

Fri 10-2-26

Overcast with a high of 70°F and a low of 50°F. There might be light rainfall having a 16% chance with an estimated 0in. Winds will be light at 5mph and gusts of 13mph at 3 AM. The humidity will be on the higher side, averaging about 80%, the maximum being 98% at 11 PM and 57% being its lowest at 5 PM. Barometric pressure is its highest of 30.12^inHg at 11 PM, a lowest point of 29.98^inHg at 2 AM with an avg 30.05^inHg.

HI: 70°F
LO: 50°F

Rainfall: 16% | est. 0in
Snowfall: 0%

Wind
4.3 mph
Humidity
80% avg.

UV Index
0.8
Air Quality
Good

Sunrise
07:11 AM
Sunset
06:49 PM

Moonrise
10:04 PM
Moonset
02:25 PM
Moon Phase
Last Quarter

Sunny

Sat 10-3-26

Sunny with a high of 71°F and a low of 48°F. There might be light rainfall having a 13% chance. Winds will be light at 9mph and gusts of 14.3mph at 11 AM. The humidity will be on the higher side, averaging about 78%, the maximum being 98% at 7 AM and 46% being its lowest at 2 PM. Barometric pressure is its highest of 30.12^inHg at 2 AM, a lowest point of 29.96^inHg at 5 PM with an avg 30.05^inHg.

HI: 71°F
LO: 48°F

Rainfall: 13%
Snowfall: 0%

Wind
8.3 mph
Humidity
78% avg.

UV Index
6
Air Quality
Good

Sunrise
07:13 AM
Sunset
06:47 PM

Moonrise
11:16 PM
Moonset
03:18 PM
Moon Phase
Last Quarter

Sunny

Sun 10-4-26

Sunny with a high of 74°F and a low of 48°F. There's a very small chance of rainfall, only about 8%. Winds will be light at 6mph and gusts of 10.5mph at 11 AM. The humidity will be on the higher side, averaging about 72%, the maximum being 94% at 5 AM and 40% being its lowest at 2 PM. Barometric pressure is its highest of 29.97^inHg at 12 AM, a lowest point of 29.86^inHg at 5 PM with an avg 29.93^inHg.

HI: 74°F
LO: 48°F

Rainfall: 8%
Snowfall: 0%

Wind
5.6 mph
Humidity
72% avg.

UV Index
6
Air Quality
TBA

Sunrise
07:14 AM
Sunset
06:45 PM

Moonrise
Does not rise today
Moonset
03:59 PM
Moon Phase
Last Quarter

Allyn, WA Weather Forecast - 10 Day Detailed

This 5-Day weather forecast is valid for ZIP code 98524, accurately covering the area of Allyn, WA.

Currently

	53°F	29.91 inHg. Barometer 96% Humidity S 7.6 mph Wind
Light Rain

Full Report

National Outlook

Rainy Days Ahead for the Southwest and Southern Plains 09-29 to 10-01

Wed Sep 29th 2026, 2:52am PDT

Read

Heavy Rain and Flooding Threat Across South-Central and Eastern US 10-02 to 10-06

Extended Forecast
Tue Sep 29th 2026, 2:54am PDT

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