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Now · 2:18 PM

Green Valley Weather & Hourly Forecast

United States · California · 94534

Sunny
85°F
Sunny
Feels like: 83°F
💧 Humidity 23% 🌡 Pressure 29.94 inHg 💨 Wind 2 mph 👁 Visibility 23.5 mi Clouds 0% ☀️ UV index 6.8 · High 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Green Valley

Today
Sunny · 3:00 PM Sunny
87° 💧 None 💨 3 mph H 21%29.91 inHg
Sunny · 6:00 PM Sunny
82° 💧 None 💨 9 mph H 30%29.88 inHg
Clear night · 9:00 PM Clear night
69° 💧 None 💨 2 mph H 54%29.91 inHg
Tomorrow
Clear night · 12:00 AM Clear night
64° 💧 None 💨 2 mph H 62%29.94 inHg
Clear night · 3:00 AM Clear night
60° 💧 None 💨 2 mph H 71%29.91 inHg
Clear night · 6:00 AM Clear night
60° 💧 None 💨 1 mph H 66%29.94 inHg
Sunny · 9:00 AM Sunny
74° 💧 None 💨 1 mph H 39%30.00 inHg
Sunny · 12:00 PM Sunny
86° 💧 None 💨 2 mph H 24%30.00 inHg
Sunny · 3:00 PM Sunny
93° 💧 None 💨 3 mph H 16%29.94 inHg
Mostly sunny · 6:00 PM Mostly sunny
90° 💧 None 💨 8 mph H 14%29.94 inHg
Mostly cloudy night · 9:00 PM Mostly cloudy night
74° 💧 None 💨 2 mph H 40%29.97 inHg
Wednesday
Mostly cloudy night · 12:00 AM Mostly cloudy night
69° 💧 None 💨 3 mph H 46%30.00 inHg
Mostly cloudy night · 3:00 AM Mostly cloudy night
68° 💧 None 💨 4 mph H 47%30.00 inHg
Overcast night · 6:00 AM Overcast night
67° 💧 None 💨 3 mph H 46%30.00 inHg
Overcast · 9:00 AM Overcast
79° 💧 None 💨 3 mph H 30%30.03 inHg
Overcast · 12:00 PM Overcast
93° 💧 None 💨 3 mph H 17%30.03 inHg

In Green Valley and, more broadly, across the state of California: As the afternoon comes to a close, clear skies will persist, and temperatures will remain hot, ranging from the mid-70s to near 90 degrees. Winds will be light, coming from the northwest at around 8 mph, with gusts reaching up to 10 mph. As evening approaches, expect continued dry conditions with clear skies and mild breezes. Temperatures will gradually cool but stay warm through the night, making for a comfortable evening without any rain or significant wind. Overall, it will be a pleasant and dry evening with consistent warm temperatures.

15-Day Weather Outlook for Green Valley

TomorrowTomorrow Sunny Sunny 93°/59° 💧 None 💨 9 mph
Wednesday, Sep 9Wed Sep 9 Mostly sunny Mostly sunny 100°/66° 💧 None 💨 8 mph
Thursday, Sep 10Thu Sep 10 Overcast Overcast 99°/68° 💧 None 💨 11 mph
Friday, Sep 11Fri Sep 11 Partly cloudy Partly cloudy 86°/58° 💧 None 💨 11 mph
Saturday, Sep 12Sat Sep 12 Mostly cloudy Mostly cloudy 79°/56° 💧 None 💨 12 mph
Sunday, Sep 13Sun Sep 13 Mostly cloudy Mostly cloudy 76°/54° 💧 None 💨 13 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 83°/55° 💧 None 💨 10 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 87°/52° 💧 None 💨 10 mph
Wednesday, Sep 16Wed Sep 16 Overcast Overcast 74°/54° 💧 0.001 in 💨 9 mph
Thursday, Sep 17Thu Sep 17 Partly cloudy Partly cloudy 68°/53° 💧 None 💨 11 mph
Friday, Sep 18Fri Sep 18 Mostly sunny Mostly sunny 68°/52° 💧 None 💨 11 mph
Saturday, Sep 19Sat Sep 19 Overcast Overcast 72°/55° 💧 0.007 in 💨 11 mph
Sunday, Sep 20Sun Sep 20 Overcast Overcast 73°/59° 💧 0.016 in 💨 11 mph
Monday, Sep 21Mon Sep 21 Overcast Overcast 71°/58° 💧 0.002 in 💨 9 mph
Tuesday, Sep 22Tue Sep 22 Sunny Sunny 71°/53° 💧 None 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Green Valley

Vertical axis: °F · Color based on temperature
Sunny at 3:00 PM
87° Today 3:00 PM
Sunny at 4:00 PM
87° 4:00 PM
Sunny at 5:00 PM
86° 5:00 PM
Sunny at 6:00 PM
82° 6:00 PM
Sunny at 7:00 PM
77° Today 7:00 PM
Clear night at 8:00 PM
71° 8:00 PM
Clear night at 9:00 PM
69° 9:00 PM
Clear night at 10:00 PM
67° 10:00 PM
Clear night at 11:00 PM
65° Today 11:00 PM
Clear night at 12:00 AM
64° 12:00 AM
Clear night at 1:00 AM
63° 1:00 AM
Clear night at 2:00 AM
61° 2:00 AM
Clear night at 3:00 AM
60° Tomorrow 3:00 AM
Clear night at 4:00 AM
60° 4:00 AM
Clear night at 5:00 AM
59° 5:00 AM
Clear night at 6:00 AM
60° 6:00 AM
Sunny at 7:00 AM
60° Tomorrow 7:00 AM
Sunny at 8:00 AM
66° 8:00 AM
Sunny at 9:00 AM
74° 9:00 AM
Sunny at 10:00 AM
78° 10:00 AM
Sunny at 11:00 AM
83° Tomorrow 11:00 AM
Sunny at 12:00 PM
86° 12:00 PM
Sunny at 1:00 PM
89° 1:00 PM
Sunny at 2:00 PM
92° 2:00 PM
Sunny at 3:00 PM
93° Tomorrow 3:00 PM
Sunny at 4:00 PM
93° 4:00 PM
Sunny at 5:00 PM
93° 5:00 PM
Mostly sunny at 6:00 PM
90° 6:00 PM
Partly cloudy at 7:00 PM
84° Tomorrow 7:00 PM
Mostly cloudy night at 8:00 PM
77° 8:00 PM
Mostly cloudy night at 9:00 PM
74° 9:00 PM
Mostly cloudy night at 10:00 PM
72° 10:00 PM
Partly cloudy night at 11:00 PM
70° Tomorrow 11:00 PM
Mostly cloudy night at 12:00 AM
69° 12:00 AM
Mostly cloudy night at 1:00 AM
68° 1:00 AM
Partly cloudy night at 2:00 AM
68° 2:00 AM
Mostly cloudy night at 3:00 AM
68° Wednesday 3:00 AM
Mostly cloudy night at 4:00 AM
67° 4:00 AM
Mostly cloudy night at 5:00 AM
66° 5:00 AM
Overcast night at 6:00 AM
67° 6:00 AM
Overcast at 7:00 AM
67° Wednesday 7:00 AM
Overcast at 8:00 AM
72° 8:00 AM
Overcast at 9:00 AM
79° 9:00 AM
Mostly cloudy at 10:00 AM
84° 10:00 AM
Overcast at 11:00 AM
90° Wednesday 11:00 AM
Overcast at 12:00 PM
93° 12:00 PM
Mostly cloudy at 1:00 PM
95° 1:00 PM
Mostly cloudy at 2:00 PM
98° 2:00 PM
Mostly sunny at 3:00 PM
100° Wednesday 3:00 PM
Partly cloudy at 4:00 PM
100° 4:00 PM
Overcast at 5:00 PM
99° 5:00 PM
Overcast at 6:00 PM
96° 6:00 PM
Overcast at 7:00 PM
90° Wednesday 7:00 PM
Mostly cloudy night at 8:00 PM
84° 8:00 PM
Clear night at 9:00 PM
81° 9:00 PM
Mostly clear night at 10:00 PM
78° 10:00 PM
Partly cloudy night at 11:00 PM
77° Wednesday 11:00 PM
Mostly clear night at 12:00 AM
75° 12:00 AM
Partly cloudy night at 1:00 AM
73° 1:00 AM
Mostly cloudy night at 2:00 AM
72° 2:00 AM
Mostly clear night at 3:00 AM
71° Thursday 3:00 AM
Clear night at 4:00 AM
70° 4:00 AM
Clear night at 5:00 AM
69° 5:00 AM
Sunny at 8:00 AM
68° 8:00 AM
Sunny at 11:00 AM
79° Thursday 11:00 AM
Sunny at 2:00 PM
91° 2:00 PM
Sunny at 5:00 PM
86° 5:00 PM
Clear night at 8:00 PM
69° 8:00 PM
Clear night at 11:00 PM
63° Thursday 11:00 PM
Clear night at 2:00 AM
60° 2:00 AM
Partly cloudy night at 5:00 AM
58° 5:00 AM
Overcast at 8:00 AM
59° 8:00 AM
Sunny at 11:00 AM
70° Friday 11:00 AM
Mostly sunny at 2:00 PM
80° 2:00 PM
Mostly cloudy at 5:00 PM
79° 5:00 PM
Mostly clear night at 8:00 PM
68° 8:00 PM
Clear night at 11:00 PM
62° Friday 11:00 PM
Clear night at 2:00 AM
59° 2:00 AM
Clear night at 5:00 AM
56° 5:00 AM
Sunny at 8:00 AM
58° 8:00 AM
Sunny at 11:00 AM
71° Saturday 11:00 AM
Sunny at 2:00 PM
77° 2:00 PM
Sunny at 5:00 PM
74° 5:00 PM
Clear night at 8:00 PM
65° 8:00 PM
Mostly cloudy night at 11:00 PM
60° Saturday 11:00 PM
Clear night at 2:00 AM
56° 2:00 AM
Clear night at 5:00 AM
54° 5:00 AM
Sunny at 11:00 AM
76° 11:00 AM
Sunny at 5:00 PM
83° Sunday 5:00 PM
Partly cloudy night at 11:00 PM
63° 11:00 PM
Mostly clear night at 5:00 AM
55° 5:00 AM
Mostly sunny at 11:00 AM
75° 11:00 AM
Sunny at 5:00 PM
87° Monday 5:00 PM
Clear night at 11:00 PM
61° 11:00 PM
Mostly clear night at 5:00 AM
52° 5:00 AM
Mostly sunny at 11:00 AM
66° 11:00 AM
Overcast at 5:00 PM
74° Tuesday 5:00 PM
Partly cloudy night at 11:00 PM
56° 11:00 PM
Overcast night at 5:00 AM
54° 5:00 AM
Mostly cloudy at 11:00 AM
63° 11:00 AM
Sunny at 5:00 PM
68° Wednesday 5:00 PM
Partly cloudy night at 11:00 PM
55° 11:00 PM
Mostly cloudy night at 5:00 AM
53° 5:00 AM
Sunny at 11:00 AM
65° 11:00 AM
Mostly sunny at 5:00 PM
68° Thursday 5:00 PM
Clear night at 11:00 PM
56° 11:00 PM
Overcast night at 5:00 AM
52° 5:00 AM
Sunny at 11:00 AM
65° 11:00 AM
Sunny at 5:00 PM
72° Friday 5:00 PM
Clear night at 11:00 PM
57° 11:00 PM
Overcast night at 5:00 AM
55° 5:00 AM
Partly cloudy at 11:00 AM
65° 11:00 AM
Sunny at 5:00 PM
73° Saturday 5:00 PM
Mostly clear night at 11:00 PM
59° 11:00 PM
Overcast night at 5:00 AM
60° 5:00 AM
Partly cloudy at 11:00 AM
68° 11:00 AM
Mostly sunny at 5:00 PM
71° Sunday 5:00 PM
Clear night at 11:00 PM
60° 11:00 PM
Overcast night at 5:00 AM
58° 5:00 AM
Mostly cloudy at 11:00 AM
68° 11:00 AM
Sunny at 5:00 PM
71° Monday 5:00 PM
Clear night at 11:00 PM
58° 11:00 PM
Clear night at 5:00 AM
53° 5:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Green Valley

Hourly forecast · Updated every 2 hours
Moderate
Nearest forecast value 3:00 PM
PM2.5 Fine particles Good 7,3µg/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 13,6µg/m³

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

O₃ Ozone Moderate 101,6µg/m³

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

NO₂ Nitrogen dioxide Good 1,5µg/m³

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

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Green Valley

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 7,2High 😐Moderate
Tomorrow UV 7,6High 😐Moderate
Wednesday UV 8,2Very high 😐Moderate
Thursday UV 8,3Very high 🙂Fair
Friday UV 7,8High 🙂Fair
Saturday UV 7,0High Unavailable
Sunday UV 8,0Very high Unavailable
Hourly UV index today
3:00 PMUV 5,4 4:00 PMUV 3,6 5:00 PMUV 1,8 6:00 PMUV 0,6 7:00 PMUV 0,0
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.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure. Dry air can increase hydration needs.

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 Green Valley

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. 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 Wednesday 3:00 AM 4:00 AM 5:00 AM 6:00 AM Wednesday 7:00 AM 8:00 AM 9:00 AM 10:00 AM Wednesday 11:00 AM 12:00 PM 1:00 PM 2:00 PM Wednesday 3:00 PM 4:00 PM 5:00 PM 6:00 PM Wednesday 7:00 PM 8:00 PM 9:00 PM 10:00 PM Wednesday 11:00 PM 12:00 AM 1:00 AM 2:00 AM Thursday 3:00 AM 4:00 AM 5:00 AM 8:00 AM Thursday 11:00 AM 2:00 PM 5:00 PM 8:00 PM Thursday 11:00 PM 2:00 AM 5:00 AM 8:00 AM Friday 11:00 AM 2:00 PM 5:00 PM 8:00 PM Friday 11:00 PM 2:00 AM 5:00 AM 8:00 AM Saturday 11:00 AM 2:00 PM 5:00 PM 8:00 PM Saturday 11:00 PM 2:00 AM 5:00 AM 11:00 AM Sunday 5:00 PM 11:00 PM 5:00 AM 11:00 AM Monday 5:00 PM 11:00 PM 5:00 AM 11:00 AM Tuesday 5:00 PM 11:00 PM 5:00 AM 11:00 AM Wednesday 5:00 PM 11:00 PM 5:00 AM 11:00 AM Thursday 5:00 PM 11:00 PM 5:00 AM 11:00 AM Friday 5:00 PM 11:00 PM 5:00 AM 11:00 AM Saturday 5:00 PM 11:00 PM 5:00 AM 11:00 AM Sunday 5:00 PM 11:00 PM 5:00 AM 11:00 AM Monday 5:00 PM 11:00 PM 5:00 AM
Sustained wind Max gusts
NIGHT SKY · GREEN VALLEY, CALIFORNIA

Tonight's Stargazing & Shooting Stars

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

100/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:00 PM–5:13 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 12% Waning Crescent · Moon about 11° above the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 87° high at the best hour.
Estimated visible meteors 2–5/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min79%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
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

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.

Forecast data for Green Valley were last refreshed today at 2:18 PM. The current forecast period extends through 09/09/2026 at 12:00 PM. 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.