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Now · 7:28 AM

American Canyon Weather & Hourly Forecast

United States · California · 94503

Overcast
63°F
Overcast
Feels like: 63°F
💧 Humidity 75% 🌡 Pressure 29.91 inHg 💨 Wind 7 mph 👁 Visibility 6.2 mi Clouds 100% ☀️ UV index 4.0 · Moderate 🌅 Sunrise 6:35 AM 🌇 Sunset 7:45 PM

Hourly Forecast for American Canyon

Today
Overcast · 8:00 AM Overcast
63° 💧 None 💨 7 mph H 75%29.91 inHg
Overcast · 11:00 AM Overcast
66° 💧 None 💨 5 mph H 66%29.97 inHg
Overcast · 2:00 PM Overcast
73° 💧 None 💨 2 mph H 45%29.97 inHg
Overcast · 5:00 PM Overcast
80° 💧 None 💨 1 mph H 33%29.94 inHg
Clear night · 8:00 PM Clear night
71° 💧 None 💨 4 mph H 50%29.91 inHg
Clear night · 11:00 PM Clear night
64° 💧 None 💨 4 mph H 62%29.94 inHg
Tomorrow
Clear night · 2:00 AM Clear night
60° 💧 None 💨 4 mph H 70%29.94 inHg
Clear night · 5:00 AM Clear night
56° 💧 None 💨 3 mph H 89%29.94 inHg
Sunny · 8:00 AM Sunny
61° 💧 None 💨 4 mph H 84%29.97 inHg
Sunny · 11:00 AM Sunny
73° 💧 None 💨 6 mph H 46%29.97 inHg
Sunny · 2:00 PM Sunny
81° 💧 None 💨 9 mph H 36%29.91 inHg
Sunny · 5:00 PM Sunny
77° 💧 None 💨 9 mph H 32%29.88 inHg
Clear night · 8:00 PM Clear night
64° 💧 None 💨 9 mph H 55%29.85 inHg
Clear night · 11:00 PM Clear night
58° 💧 None 💨 6 mph H 78%29.88 inHg
Sunday
Clear night · 2:00 AM Clear night
57° 💧 None 💨 5 mph H 87%29.88 inHg
Clear night · 5:00 AM Clear night
57° 💧 None 💨 4 mph H 90%29.88 inHg

In American Canyon and, more broadly, across the state of California: This morning will start with mostly cloudy skies and temperatures ranging from the mid-70s to low 80s. Winds from the northwest will be moderate, with speeds up to 16 mph and gusts reaching 23 mph. As the day progresses, the cloud cover will persist, but no rain is expected. Temperatures are likely to rise slightly, reaching into the low to mid-80s by afternoon. Winds will continue from the northwest, maintaining moderate speeds. Overall, it will be a mild to warm day with mostly cloudy conditions and steady breezes.

15-Day Weather Outlook for American Canyon

TomorrowTomorrow Sunny Sunny 81°/55° 💧 None 💨 10 mph
Sunday, Aug 30Sun Aug 30 Sunny Sunny 75°/57° 💧 None 💨 10 mph
Monday, Aug 31Mon Aug 31 Sunny Sunny 72°/57° 💧 None 💨 11 mph
Tuesday, Sep 1Tue Sep 1 Sunny Sunny 71°/57° 💧 None 💨 11 mph
Wednesday, Sep 2Wed Sep 2 Mostly sunny Mostly sunny 76°/55° 💧 None 💨 14 mph
Thursday, Sep 3Thu Sep 3 Partly cloudy Partly cloudy 79°/55° 💧 None 💨 14 mph
Friday, Sep 4Fri Sep 4 Sunny Sunny 76°/56° 💧 None 💨 12 mph
Saturday, Sep 5Sat Sep 5 Sunny Sunny 74°/53° 💧 None 💨 13 mph
Sunday, Sep 6Sun Sep 6 Sunny Sunny 77°/52° 💧 None 💨 12 mph
Monday, Sep 7Mon Sep 7 Sunny Sunny 78°/52° 💧 None 💨 10 mph
Tuesday, Sep 8Tue Sep 8 Partly cloudy Partly cloudy 81°/54° 💧 None 💨 8 mph
Wednesday, Sep 9Wed Sep 9 Overcast Overcast 84°/58° 💧 None 💨 8 mph
Thursday, Sep 10Thu Sep 10 Sunny Sunny 83°/57° 💧 None 💨 9 mph
Friday, Sep 11Fri Sep 11 Sunny Sunny 86°/58° 💧 None 💨 9 mph
Saturday, Sep 12Sat Sep 12 Overcast Overcast 86°/60° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in American Canyon

Vertical axis: °F · Color based on temperature
Overcast at 8:00 AM
63° Today 8:00 AM
Overcast at 9:00 AM
64° 9:00 AM
Overcast at 10:00 AM
64° 10:00 AM
Overcast at 11:00 AM
66° 11:00 AM
Overcast at 12:00 PM
67° Today 12:00 PM
Overcast at 1:00 PM
70° 1:00 PM
Overcast at 2:00 PM
73° 2:00 PM
Overcast at 3:00 PM
78° 3:00 PM
Overcast at 4:00 PM
80° Today 4:00 PM
Overcast at 5:00 PM
80° 5:00 PM
Mostly sunny at 6:00 PM
78° 6:00 PM
Mostly sunny at 7:00 PM
76° 7:00 PM
Clear night at 8:00 PM
71° Today 8:00 PM
Clear night at 9:00 PM
68° 9:00 PM
Clear night at 10:00 PM
65° 10:00 PM
Clear night at 11:00 PM
64° 11:00 PM
Clear night at 12:00 AM
63° Tomorrow 12:00 AM
Clear night at 1:00 AM
61° 1:00 AM
Clear night at 2:00 AM
60° 2:00 AM
Clear night at 3:00 AM
58° 3:00 AM
Clear night at 4:00 AM
57° Tomorrow 4:00 AM
Clear night at 5:00 AM
56° 5:00 AM
Clear night at 6:00 AM
55° 6:00 AM
Sunny at 7:00 AM
55° 7:00 AM
Sunny at 8:00 AM
61° Tomorrow 8:00 AM
Sunny at 9:00 AM
65° 9:00 AM
Sunny at 10:00 AM
69° 10:00 AM
Sunny at 11:00 AM
73° 11:00 AM
Sunny at 12:00 PM
77° Tomorrow 12:00 PM
Sunny at 1:00 PM
79° 1:00 PM
Sunny at 2:00 PM
81° 2:00 PM
Sunny at 3:00 PM
81° 3:00 PM
Sunny at 4:00 PM
80° Tomorrow 4:00 PM
Sunny at 5:00 PM
77° 5:00 PM
Sunny at 6:00 PM
74° 6:00 PM
Sunny at 7:00 PM
69° 7:00 PM
Clear night at 8:00 PM
64° Tomorrow 8:00 PM
Clear night at 9:00 PM
61° 9:00 PM
Clear night at 10:00 PM
59° 10:00 PM
Clear night at 11:00 PM
58° 11:00 PM
Clear night at 12:00 AM
58° Sunday 12:00 AM
Clear night at 1:00 AM
58° 1:00 AM
Clear night at 2:00 AM
57° 2:00 AM
Clear night at 3:00 AM
57° 3:00 AM
Clear night at 4:00 AM
57° Sunday 4:00 AM
Clear night at 5:00 AM
57° 5:00 AM
Clear night at 6:00 AM
57° 6:00 AM
Sunny at 7:00 AM
57° 7:00 AM
Mostly sunny at 8:00 AM
59° Sunday 8:00 AM
Mostly sunny at 9:00 AM
62° 9:00 AM
Mostly sunny at 10:00 AM
66° 10:00 AM
Mostly sunny at 11:00 AM
69° 11:00 AM
Sunny at 12:00 PM
72° Sunday 12:00 PM
Sunny at 1:00 PM
74° 1:00 PM
Sunny at 2:00 PM
75° 2:00 PM
Sunny at 3:00 PM
74° 3:00 PM
Sunny at 4:00 PM
73° Sunday 4:00 PM
Sunny at 5:00 PM
73° 5:00 PM
Sunny at 6:00 PM
71° 6:00 PM
Sunny at 7:00 PM
67° 7:00 PM
Clear night at 8:00 PM
62° Sunday 8:00 PM
Clear night at 9:00 PM
61° 9:00 PM
Clear night at 10:00 PM
60° 10:00 PM
Clear night at 11:00 PM
58° 11:00 PM
Clear night at 12:00 AM
58° Monday 12:00 AM
Clear night at 1:00 AM
57° 1:00 AM
Clear night at 2:00 AM
57° 2:00 AM
Mostly clear night at 3:00 AM
57° 3:00 AM
Mostly clear night at 4:00 AM
57° Monday 4:00 AM
Partly cloudy night at 5:00 AM
58° 5:00 AM
Mostly cloudy night at 6:00 AM
58° 6:00 AM
Mostly cloudy at 7:00 AM
58° 7:00 AM
Mostly cloudy at 8:00 AM
59° Monday 8:00 AM
Mostly cloudy at 9:00 AM
62° 9:00 AM
Mostly cloudy at 10:00 AM
64° 10:00 AM
Partly cloudy at 11:00 AM
66° 11:00 AM
Sunny at 12:00 PM
68° Monday 12:00 PM
Sunny at 1:00 PM
71° 1:00 PM
Sunny at 2:00 PM
72° 2:00 PM
Sunny at 3:00 PM
72° 3:00 PM
Sunny at 4:00 PM
72° Monday 4:00 PM
Sunny at 5:00 PM
72° 5:00 PM
Sunny at 6:00 PM
70° 6:00 PM
Sunny at 7:00 PM
66° 7:00 PM
Clear night at 8:00 PM
62° Monday 8:00 PM
Clear night at 9:00 PM
59° 9:00 PM
Clear night at 10:00 PM
59° 10:00 PM
Clear night at 11:00 PM
58° 11:00 PM
Partly cloudy night at 12:00 AM
58° Tuesday 12:00 AM
Partly cloudy night at 1:00 AM
57° 1:00 AM
Partly cloudy night at 2:00 AM
57° 2:00 AM
Partly cloudy night at 3:00 AM
57° 3:00 AM
Mostly cloudy night at 4:00 AM
60° Tuesday 4:00 AM
Mostly cloudy night at 5:00 AM
61° 5:00 AM
Overcast night at 6:00 AM
61° 6:00 AM
Overcast at 7:00 AM
62° 7:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for American Canyon

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 8:00 AM
PM2.5 Fine particles Good 2,7µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 8,8µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 54,7µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 1,0µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in American Canyon

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 7,0High 😊Good
Tomorrow UV 7,0High 🙂Fair
Sunday UV 6,0High 🙂Fair
Monday UV 6,0High 😐Moderate
Tuesday UV 6,0High 😐Moderate
Wednesday UV 6,0High Unavailable
Thursday UV 7,0High Unavailable
Hourly UV index today
8:00 AMUV 4,0 9:00 AMUV 4,0 10:00 AMUV 4,0 11:00 AMUV 4,0 12:00 PMUV 4,0 1:00 PMUV 5,0 2:00 PMUV 5,0 3:00 PMUV 5,0 4:00 PMUV 6,0 5:00 PMUV 7,0 6:00 PMUV 7,0 7:00 PMUV 7,0
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

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 American Canyon

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 8:00 AM 9:00 AM 10:00 AM 11:00 AM Today 12:00 PM 1:00 PM 2:00 PM 3:00 PM Today 4:00 PM 5:00 PM 6:00 PM 7:00 PM Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Sunday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Sunday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Sunday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Sunday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Sunday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Sunday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Monday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Monday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Monday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Monday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Monday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Monday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tuesday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tuesday 4:00 AM 5:00 AM 6:00 AM 7:00 AM
Sustained wind Max gusts
Internal PR simulation: 4.50 Population: 21,691

Forecast data for American Canyon were last refreshed today at 7:28 AM. The current forecast period extends through 30/08/2026 at 5:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.