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Now · 2:54 AM

Bothell, WA Weather Forecast – Hourly & 15-Day

United States · Washington

Clear night
46°F
Clear night
Feels like: 41°F
💧 Humidity 96% 🌡 Pressure 30.15 inHg 💨 Wind 6 mph 👁 Visibility 15.1 mi ☁ Clouds 5% ☀️ UV index 0.0 · Low 🌅 Sunrise 7:00 AM 🌇 Sunset 6:59 PM

Hourly Forecast for Bothell

Today
Clear night · 3:00 AM Clear night
46° 💧 0 in 💨 6 mph 96%30.15 inHg
Clear night · 6:00 AM Clear night
45° 💧 0 in 💨 5 mph 95%30.18 inHg
Sunny · 9:00 AM Sunny
50° 💧 0 in 💨 3 mph 92%30.21 inHg
Partly cloudy · 12:00 PM Partly cloudy
58° 💧 0 in 💨 1 mph 63%30.21 inHg
Mostly cloudy · 3:00 PM Mostly cloudy
60° 💧 0 in 💨 7 mph 55%30.15 inHg
Overcast · 6:00 PM Overcast
56° 💧 0.000 in 💨 7 mph 66%30.12 inHg
Mostly cloudy night · 9:00 PM Mostly cloudy night
49° 💧 0 in 💨 6 mph 85%30.12 inHg
Tomorrow
Mostly cloudy night · 12:00 AM Mostly cloudy night
48° 💧 0 in 💨 7 mph 93%30.12 inHg
Mostly cloudy night · 3:00 AM Mostly cloudy night
47° 💧 0 in 💨 6 mph 94%30.09 inHg
Overcast night · 6:00 AM Overcast night
47° 💧 0 in 💨 6 mph 96%30.09 inHg
Overcast · 9:00 AM Overcast
51° 💧 0 in 💨 5 mph 92%30.09 inHg
Sunny · 12:00 PM Sunny
59° 💧 0 in 💨 8 mph 71%30.06 inHg
Sunny · 3:00 PM Sunny
61° 💧 0 in 💨 9 mph 66%30.03 inHg
Sunny · 6:00 PM Sunny
57° 💧 0 in 💨 6 mph 73%30.03 inHg
Clear night · 9:00 PM Clear night
50° 💧 0 in 💨 3 mph 85%30.06 inHg
Monday
Mostly clear night · 12:00 AM Mostly clear night
45° 💧 0 in 💨 3 mph 94%30.06 inHg

In Bothell and, more broadly, across the state of Washington: Clear skies will persist into the evening, with temperatures remaining mild between 58 and 67 degrees Fahrenheit. Light eastward winds are expected, averaging around 2 mph, with occasional gusts reaching up to 9 mph. No precipitation is anticipated during the next few hours, providing a calm and dry evening. Temperatures will gradually cool as the night progresses, but conditions should remain comfortable and clear through the late evening and into the early morning hours.

15-Day Weather Outlook for Bothell

TomorrowTomorrow Mostly cloudy Mostly cloudy 61°/47° 💧 0 in 💨 9 mph
Monday, September 28Mon, Sep. 28 Mostly sunny Mostly sunny 64°/41° 💧 0 in 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Bothell

Vertical axis: °F · Horizontal axis: hours · Color based on temperature
Clear night · 3:00 AM
46° Today 3:00 AM
Clear night · 4:00 AM
46° 4:00 AM
Clear night · 5:00 AM
45° 5:00 AM
Clear night · 6:00 AM
45° 6:00 AM
Sunny · 7:00 AM
44° Today 7:00 AM
Sunny · 8:00 AM
46° 8:00 AM
Sunny · 9:00 AM
50° 9:00 AM
Sunny · 10:00 AM
53° 10:00 AM
Sunny · 11:00 AM
56° Today 11:00 AM
Partly cloudy · 12:00 PM
58° 12:00 PM
Partly cloudy · 1:00 PM
60° 1:00 PM
Partly cloudy · 2:00 PM
60° 2:00 PM
Mostly cloudy · 3:00 PM
60° Today 3:00 PM
Mostly cloudy · 4:00 PM
59° 4:00 PM
Overcast · 5:00 PM
58° 5:00 PM
Overcast · 6:00 PM
56° 6:00 PM
Overcast night · 7:00 PM
52° Today 7:00 PM
Overcast night · 8:00 PM
51° 8:00 PM
Mostly cloudy night · 9:00 PM
49° 9:00 PM
Mostly cloudy night · 10:00 PM
49° 10:00 PM
Partly cloudy night · 11:00 PM
48° Today 11:00 PM
Mostly cloudy night · 12:00 AM
48° 12:00 AM
Overcast night · 1:00 AM
48° 1:00 AM
Overcast night · 2:00 AM
48° 2:00 AM
Mostly cloudy night · 3:00 AM
47° Tomorrow 3:00 AM
Overcast night · 4:00 AM
47° 4:00 AM
Overcast night · 5:00 AM
47° 5:00 AM
Overcast night · 6:00 AM
47° 6:00 AM
Overcast night · 7:00 AM
47° Tomorrow 7:00 AM
Overcast · 8:00 AM
48° 8:00 AM
Overcast · 9:00 AM
51° 9:00 AM
Partly cloudy · 10:00 AM
54° 10:00 AM
Sunny · 11:00 AM
57° Tomorrow 11:00 AM
Sunny · 12:00 PM
59° 12:00 PM
Sunny · 1:00 PM
60° 1:00 PM
Sunny · 2:00 PM
61° 2:00 PM
Sunny · 3:00 PM
61° Tomorrow 3:00 PM
Sunny · 4:00 PM
61° 4:00 PM
Sunny · 5:00 PM
59° 5:00 PM
Sunny · 6:00 PM
57° 6:00 PM
Clear night · 7:00 PM
53° Tomorrow 7:00 PM
Clear night · 8:00 PM
51° 8:00 PM
Clear night · 9:00 PM
50° 9:00 PM
Clear night · 10:00 PM
48° 10:00 PM
Partly cloudy night · 11:00 PM
47° Tomorrow 11:00 PM
Mostly clear night · 12:00 AM
45° 12:00 AM
Mostly cloudy night · 1:00 AM
44° 1:00 AM
Overcast night · 2:00 AM
44° 2:00 AM
Mostly cloudy night · 3:00 AM
43° Monday 3:00 AM
Fog at night · 4:00 AM
43° 4:00 AM
Fog at night · 5:00 AM
42° 5:00 AM
Fog at night · 6:00 AM
41° 6:00 AM
Fog at night · 7:00 AM
41° Monday 7:00 AM
Fog · 8:00 AM
43° 8:00 AM
Fog · 9:00 AM
47° 9:00 AM
Fog · 10:00 AM
50° 10:00 AM
Fog · 11:00 AM
55° Monday 11:00 AM
Mostly cloudy · 12:00 PM
58° 12:00 PM
Mostly cloudy · 1:00 PM
61° 1:00 PM
Mostly cloudy · 2:00 PM
63° 2:00 PM
Mostly cloudy · 3:00 PM
63° Monday 3:00 PM
Mostly cloudy · 4:00 PM
64° 4:00 PM
Partly cloudy · 5:00 PM
63° 5:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Bothell

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 3:00 AM
PM2.5 PM2.5 Good 1,6µg/m³

Air quality is favorable for outdoor activities.

PM10 PM10 Good 3,3µg/m³

Air quality is favorable for outdoor activities.

O₃ O₃ Good 31,1µg/m³

Air quality is favorable for outdoor activities.

NO₂ NO₂ Good 2,8µg/m³

Air quality is favorable for outdoor activities.

Air quality is favorable for outdoor activities.

HEALTH & EXPOSURE

UV, Sun & Health Outlook in Bothell

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 3,4Moderate 🙂Fair
Tomorrow UV 3,3Moderate 🙂Fair
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,2 9:00 AMUV 0,9 10:00 AMUV 1,7 11:00 AMUV 2,5 12:00 PMUV 3,1 1:00 PMUV 3,4 2:00 PMUV 3,4 3:00 PMUV 2,9 4:00 PMUV 2,2 5:00 PMUV 1,7 6:00 PMUV 0,8 7:00 PMUV 0,2
Hourly UV index tomorrow
7:00 AMUV 0,0 8:00 AMUV 0,2 9:00 AMUV 0,8 10:00 AMUV 1,5 11:00 AMUV 2,4 12:00 PMUV 3,1 1:00 PMUV 3,4 2:00 PMUV 3,4 3:00 PMUV 3,1 4:00 PMUV 2,5 5:00 PMUV 1,7 6:00 PMUV 0,9 7:00 PMUV 0,2
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Bothell

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 3:00 AM 4:00 AM 5:00 AM 6:00 AM Today 7:00 AM 8:00 AM 9:00 AM 10:00 AM Today 11:00 AM 12:00 PM 1:00 PM 2:00 PM Today 3:00 PM 4:00 PM 5:00 PM 6:00 PM Today 7:00 PM 8:00 PM 9:00 PM 10:00 PM Today 11:00 PM 12:00 AM 1:00 AM 2:00 AM Tomorrow 3:00 AM 4:00 AM 5:00 AM 6:00 AM Tomorrow 7:00 AM 8:00 AM 9:00 AM 10:00 AM Tomorrow 11:00 AM 12:00 PM 1:00 PM 2:00 PM Tomorrow 3:00 PM 4:00 PM 5:00 PM 6:00 PM Tomorrow 7:00 PM 8:00 PM 9:00 PM 10:00 PM Tomorrow 11:00 PM 12:00 AM 1:00 AM 2:00 AM Monday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Monday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Monday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Monday 3:00 PM 4:00 PM 5:00 PM
Sustained wind Max gusts

The technical data used to calculate this forecast for Bothell were updated today at 2:54 AM. The displayed forecasts cover the period through 28/09/2026 at 12:00 AM. Weather and air-quality data provided by WEATHER-INFO.COM. UV-index data derived from ECMWF UVB by WEATHER PORTAL. Weather information is generated automatically and periodically reviewed by our technical team.

NIGHT SKY · BOTHELL, WASHINGTON

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

86/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 8:44 PM–5:17 AM
☁ Cloud cover 5% Real hourly forecast for the best viewing hour.
☾ Moonlight 100% Full Moon · Moon about 18° above the horizon at the best viewing hour.
☄ Meteor activity Southern Taurids Reference ZHR 7 · Radiant 56° high at the best hour.
✦ Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min38%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.