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Now · 3:52 PM

Round Mountain Weather & Hourly Forecast

United States · California · 96084

Overcast
89°F
Overcast
Feels like: 84°F
💧 Humidity 19% 🌡 Pressure 30.06 inHg 💨 Wind 5 mph 👁 Visibility 22.1 mi Clouds 96% ☀️ UV index 5.4 · Moderate 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Round Mountain

Today
Overcast · 4:00 PM Overcast
89° 💧 None 💨 5 mph H 19%30.06 inHg
Overcast · 7:00 PM Overcast
78° 💧 None 💨 2 mph H 36%30.03 inHg
Overcast night · 10:00 PM Overcast night
74° 💧 None 💨 2 mph H 34%30.06 inHg
Tomorrow
Overcast night · 1:00 AM Overcast night
76° 💧 None 💨 2 mph H 28%30.03 inHg
Mostly cloudy night · 4:00 AM Mostly cloudy night
74° 💧 None 💨 1 mph H 29%30.00 inHg
Mostly cloudy · 7:00 AM Mostly cloudy
73° 💧 None 💨 3 mph H 33%30.00 inHg
Overcast · 10:00 AM Overcast
81° 💧 None 💨 6 mph H 27%30.00 inHg
Partly cloudy · 1:00 PM Partly cloudy
84° 💧 None 💨 8 mph H 25%29.97 inHg
Mostly cloudy · 4:00 PM Mostly cloudy
84° 💧 None 💨 9 mph H 24%29.91 inHg
Partly cloudy · 7:00 PM Partly cloudy
76° 💧 None 💨 5 mph H 36%29.88 inHg
Clear night · 10:00 PM Clear night
71° 💧 None 💨 4 mph H 40%29.88 inHg
Friday
Clear night · 1:00 AM Clear night
68° 💧 None 💨 6 mph H 27%29.88 inHg
Clear night · 4:00 AM Clear night
65° 💧 None 💨 5 mph H 22%29.88 inHg
Sunny · 7:00 AM Sunny
62° 💧 None 💨 4 mph H 36%29.91 inHg
Sunny · 10:00 AM Sunny
73° 💧 None 💨 6 mph H 27%29.91 inHg
Sunny · 1:00 PM Sunny
78° 💧 None 💨 8 mph H 25%29.88 inHg

In Round Mountain and, more broadly, across the state of California: The rest of the day will feature a mix of sun and clouds, with temperatures remaining very hot, ranging from 81 to 95 degrees Fahrenheit. Expect the breezes to be mostly moderate, coming from the northwest at around 10 mph, with occasional gusts reaching up to 17 mph. No precipitation is anticipated, so outdoor activities can generally be enjoyed without concern for rain. The weather conditions suggest it will stay warm and partly cloudy through the afternoon, with comfortable wind speeds helping to keep the air feeling a bit more refreshed. It's advisable to stay hydrated and protect yourself from the sun if spending time outside during these hot conditions.

15-Day Weather Outlook for Round Mountain

TomorrowTomorrow Overcast Overcast 88°/73° 💧 None 💨 9 mph
Friday, Sep 11Fri Sep 11 Partly cloudy Partly cloudy 82°/62° 💧 None 💨 9 mph
Saturday, Sep 12Sat Sep 12 Partly cloudy Partly cloudy 80°/58° 💧 None 💨 11 mph
Sunday, Sep 13Sun Sep 13 Mostly sunny Mostly sunny 76°/47° 💧 0.002 in 💨 14 mph
Monday, Sep 14Mon Sep 14 Sunny Sunny 84°/58° 💧 None 💨 12 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 84°/59° 💧 None 💨 4 mph
Wednesday, Sep 16Wed Sep 16 Mostly sunny Mostly sunny 80°/58° 💧 None 💨 5 mph
Thursday, Sep 17Thu Sep 17 Sunny Sunny 80°/60° 💧 None 💨 4 mph
Friday, Sep 18Fri Sep 18 Sunny Sunny 79°/59° 💧 None 💨 6 mph
Saturday, Sep 19Sat Sep 19 Mostly sunny Mostly sunny 81°/61° 💧 None 💨 8 mph
Sunday, Sep 20Sun Sep 20 Sunny Sunny 83°/58° 💧 None 💨 7 mph
Monday, Sep 21Mon Sep 21 Sunny Sunny 91°/67° 💧 None 💨 9 mph
Tuesday, Sep 22Tue Sep 22 Sunny Sunny 92°/69° 💧 None 💨 12 mph
Wednesday, Sep 23Wed Sep 23 Mostly sunny Mostly sunny 96°/74° 💧 None 💨 13 mph
Thursday, Sep 24Thu Sep 24 Sunny Sunny 100°/71° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Round Mountain

Vertical axis: °F · Color based on temperature
Overcast at 4:00 PM
89° Today 4:00 PM
Overcast at 5:00 PM
88° 5:00 PM
Overcast at 6:00 PM
85° 6:00 PM
Overcast at 7:00 PM
78° 7:00 PM
Overcast night at 8:00 PM
76° Today 8:00 PM
Mostly cloudy night at 9:00 PM
76° 9:00 PM
Overcast night at 10:00 PM
74° 10:00 PM
Overcast night at 11:00 PM
74° 11:00 PM
Overcast night at 12:00 AM
74° Tomorrow 12:00 AM
Overcast night at 1:00 AM
76° 1:00 AM
Overcast night at 2:00 AM
77° 2:00 AM
Mostly cloudy night at 3:00 AM
76° 3:00 AM
Mostly cloudy night at 4:00 AM
74° Tomorrow 4:00 AM
Mostly cloudy night at 5:00 AM
73° 5:00 AM
Overcast night at 6:00 AM
73° 6:00 AM
Mostly cloudy at 7:00 AM
73° 7:00 AM
Overcast at 8:00 AM
74° Tomorrow 8:00 AM
Overcast at 9:00 AM
79° 9:00 AM
Overcast at 10:00 AM
81° 10:00 AM
Mostly cloudy at 11:00 AM
81° 11:00 AM
Mostly cloudy at 12:00 PM
83° Tomorrow 12:00 PM
Partly cloudy at 1:00 PM
84° 1:00 PM
Mostly sunny at 2:00 PM
85° 2:00 PM
Mostly cloudy at 3:00 PM
85° 3:00 PM
Mostly cloudy at 4:00 PM
84° Tomorrow 4:00 PM
Partly cloudy at 5:00 PM
82° 5:00 PM
Sunny at 6:00 PM
81° 6:00 PM
Partly cloudy at 7:00 PM
76° 7:00 PM
Mostly cloudy night at 8:00 PM
73° Tomorrow 8:00 PM
Clear night at 9:00 PM
74° 9:00 PM
Clear night at 10:00 PM
71° 10:00 PM
Clear night at 11:00 PM
68° 11:00 PM
Clear night at 12:00 AM
68° Friday 12:00 AM
Clear night at 1:00 AM
68° 1:00 AM
Clear night at 2:00 AM
67° 2:00 AM
Clear night at 3:00 AM
67° 3:00 AM
Clear night at 4:00 AM
65° Friday 4:00 AM
Clear night at 5:00 AM
64° 5:00 AM
Clear night at 6:00 AM
62° 6:00 AM
Sunny at 7:00 AM
62° 7:00 AM
Sunny at 8:00 AM
67° Friday 8:00 AM
Sunny at 9:00 AM
71° 9:00 AM
Sunny at 10:00 AM
73° 10:00 AM
Sunny at 11:00 AM
75° 11:00 AM
Sunny at 12:00 PM
77° Friday 12:00 PM
Sunny at 1:00 PM
78° 1:00 PM
Sunny at 2:00 PM
80° 2:00 PM
Sunny at 3:00 PM
80° 3:00 PM
Sunny at 4:00 PM
81° Friday 4:00 PM
Sunny at 5:00 PM
80° 5:00 PM
Sunny at 6:00 PM
78° 6:00 PM
Sunny at 7:00 PM
73° 7:00 PM
Clear night at 8:00 PM
69° Friday 8:00 PM
Clear night at 9:00 PM
68° 9:00 PM
Clear night at 10:00 PM
68° 10:00 PM
Partly cloudy night at 11:00 PM
66° 11:00 PM
Mostly cloudy night at 12:00 AM
64° Saturday 12:00 AM
Mostly clear night at 1:00 AM
63° 1:00 AM
Clear night at 2:00 AM
62° 2:00 AM
Clear night at 3:00 AM
60° 3:00 AM
Clear night at 4:00 AM
59° Saturday 4:00 AM
Clear night at 5:00 AM
58° 5:00 AM
Sunny at 8:00 AM
62° 8:00 AM
Mostly sunny at 11:00 AM
70° 11:00 AM
Mostly sunny at 2:00 PM
76° Saturday 2:00 PM
Mostly sunny at 5:00 PM
71° 5:00 PM
Clear night at 8:00 PM
59° 8:00 PM
Clear night at 11:00 PM
53° 11:00 PM
Clear night at 2:00 AM
50° Sunday 2:00 AM
Clear night at 5:00 AM
47° 5:00 AM
Sunny at 8:00 AM
54° 8:00 AM
Sunny at 11:00 AM
68° 11:00 AM
Sunny at 2:00 PM
76° Sunday 2:00 PM
Sunny at 5:00 PM
77° 5:00 PM
Clear night at 8:00 PM
68° 8:00 PM
Clear night at 11:00 PM
64° 11:00 PM
Clear night at 2:00 AM
61° Monday 2:00 AM
Clear night at 5:00 AM
58° 5:00 AM
Sunny at 8:00 AM
60° 8:00 AM
Sunny at 11:00 AM
77° 11:00 AM
Sunny at 2:00 PM
84° Monday 2:00 PM
Sunny at 5:00 PM
84° 5:00 PM
Mostly clear night at 8:00 PM
70° 8:00 PM
Mostly clear night at 11:00 PM
62° 11:00 PM
Clear night at 2:00 AM
64° Tuesday 2:00 AM
Mostly cloudy night at 5:00 AM
59° 5:00 AM
Sunny at 11:00 AM
75° 11:00 AM
Sunny at 5:00 PM
80° 5:00 PM
Clear night at 11:00 PM
64° Tuesday 11:00 PM
Clear night at 5:00 AM
58° 5:00 AM
Mostly sunny at 11:00 AM
76° 11:00 AM
Sunny at 5:00 PM
80° 5:00 PM
Clear night at 11:00 PM
64° Wednesday 11:00 PM
Clear night at 5:00 AM
60° 5:00 AM
Sunny at 11:00 AM
73° 11:00 AM
Sunny at 5:00 PM
79° 5:00 PM
Clear night at 11:00 PM
62° Thursday 11:00 PM
Clear night at 5:00 AM
59° 5:00 AM
Sunny at 11:00 AM
77° 11:00 AM
Sunny at 5:00 PM
81° 5:00 PM
Mostly clear night at 11:00 PM
65° Friday 11:00 PM
Mostly clear night at 5:00 AM
61° 5:00 AM
Sunny at 11:00 AM
77° 11:00 AM
Sunny at 5:00 PM
83° 5:00 PM
Clear night at 11:00 PM
65° Saturday 11:00 PM
Clear night at 5:00 AM
58° 5:00 AM
Sunny at 11:00 AM
82° 11:00 AM
Sunny at 5:00 PM
91° 5:00 PM
Clear night at 11:00 PM
71° Sunday 11:00 PM
Clear night at 5:00 AM
67° 5:00 AM
Sunny at 11:00 AM
86° 11:00 AM
Sunny at 5:00 PM
92° 5:00 PM
Clear night at 11:00 PM
69° Monday 11:00 PM
Clear night at 5:00 AM
72° 5:00 AM
Sunny at 11:00 AM
87° 11:00 AM
Mostly sunny at 5:00 PM
96° 5:00 PM
Mostly cloudy night at 11:00 PM
82° Tuesday 11:00 PM
Clear night at 5:00 AM
74° 5:00 AM
Mostly sunny at 11:00 AM
91° 11:00 AM
Sunny at 5:00 PM
100° 5:00 PM
Clear night at 11:00 PM
80° Wednesday 11:00 PM
Clear night at 5:00 AM
71° 5:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Round Mountain

Hourly forecast · Updated every 2 hours
Moderate
Nearest forecast value 4:00 PM
PM2.5 Fine particles Good 2,2µg/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 3,1µg/m³

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

O₃ Ozone Moderate 108,1µg/m³

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

NO₂ Nitrogen dioxide Good 1,7µg/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 Round Mountain

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 7,5High 🙂Fair
Friday UV 6,9High 😐Moderate
Saturday UV 6,8High 😐Moderate
Sunday UV 7,0High 🙂Fair
Monday UV 7,0High Unavailable
Tuesday UV 7,0High Unavailable
Hourly UV index today
4:00 PMUV 3,6 5:00 PMUV 1,7 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 Round Mountain

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

Tonight's Stargazing & Shooting Stars

Fair observing conditions. Best local viewing window: 3:00 AM–4:00 AM.

52/100Best-hour score
BEST TIME TONIGHT 3:00 AM–4:00 AM Astronomical darkness: 9:01 PM–5:09 AM
Cloud cover 67% Real hourly forecast for the best viewing hour.
Moonlight 2% New Moon · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 67° high at the best hour.
Estimated visible meteors 1–3/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min55%
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 Round Mountain were last refreshed today at 3:52 PM. The current forecast period extends through 11/09/2026 at 1:00 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.