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Now · 3:15 AM

Calpine Weather & Hourly Forecast

United States · California · 96124

Mostly clear night
41°F
Mostly clear night
Feels like: 39°F
💧 Humidity 96% 🌡 Pressure 30.00 inHg 💨 Wind 1 mph 👁 Visibility 9.4 mi Clouds 23% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Calpine

Today
Mostly clear night · 4:00 AM Mostly clear night
41° 💧 None 💨 1 mph H 96%30.00 inHg
Mostly sunny · 7:00 AM Mostly sunny
41° 💧 None 💨 0 mph H 95%30.03 inHg
Mostly sunny · 10:00 AM Mostly sunny
61° 💧 None 💨 2 mph H 49%29.94 inHg
Mostly sunny · 1:00 PM Mostly sunny
68° 💧 None 💨 13 mph H 32%29.88 inHg
Sunny · 4:00 PM Sunny
66° 💧 None 💨 13 mph H 31%29.88 inHg
Sunny · 7:00 PM Sunny
59° 💧 None 💨 7 mph H 42%29.94 inHg
Clear night · 10:00 PM Clear night
47° 💧 None 💨 3 mph H 72%30.03 inHg
Tomorrow
Clear night · 1:00 AM Clear night
42° 💧 None 💨 1 mph H 87%30.06 inHg
Clear night · 4:00 AM Clear night
40° 💧 None 💨 0 mph H 78%30.06 inHg
Sunny · 7:00 AM Sunny
41° 💧 None 💨 0 mph H 76%30.12 inHg
Sunny · 10:00 AM Sunny
57° 💧 None 💨 4 mph H 43%30.09 inHg
Sunny · 1:00 PM Sunny
69° 💧 None 💨 8 mph H 31%30.00 inHg
Sunny · 4:00 PM Sunny
74° 💧 None 💨 3 mph H 24%29.94 inHg
Sunny · 7:00 PM Sunny
65° 💧 None 💨 4 mph H 35%29.97 inHg
Clear night · 10:00 PM Clear night
52° 💧 None 💨 2 mph H 63%30.03 inHg
Tuesday
Clear night · 1:00 AM Clear night
48° 💧 None 💨 1 mph H 72%30.06 inHg

In Calpine and, more broadly, across the state of California: Clear skies will continue through the evening, with temperatures remaining mild to warm, ranging from 77 to 84 degrees Fahrenheit. Winds will be coming from the north at around 10 to 14 mph, with gusts reaching up to 29 mph. No precipitation is expected overnight, so conditions will be dry. It will be a pleasant evening with comfortable temperatures and moderate breezes.

15-Day Weather Outlook for Calpine

TomorrowTomorrow Sunny Sunny 74°/40° 💧 None 💨 12 mph
Tuesday, Sep 8Tue Sep 8 Partly cloudy Partly cloudy 80°/44° 💧 None 💨 9 mph
Wednesday, Sep 9Wed Sep 9 Overcast Overcast 79°/55° 💧 0.001 in 💨 4 mph
Thursday, Sep 10Thu Sep 10 Mostly sunny Mostly sunny 81°/53° 💧 0.001 in 💨 9 mph
Friday, Sep 11Fri Sep 11 Mostly sunny Mostly sunny 78°/52° 💧 None 💨 12 mph
Saturday, Sep 12Sat Sep 12 Partly cloudy Partly cloudy 75°/47° 💧 None 💨 12 mph
Sunday, Sep 13Sun Sep 13 Sunny Sunny 68°/42° 💧 None 💨 10 mph
Monday, Sep 14Mon Sep 14 Sunny Sunny 66°/44° 💧 None 💨 8 mph
Tuesday, Sep 15Tue Sep 15 Mostly cloudy Mostly cloudy 75°/48° 💧 None 💨 3 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 75°/46° 💧 None 💨 8 mph
Thursday, Sep 17Thu Sep 17 Mostly sunny Mostly sunny 76°/51° 💧 None 💨 8 mph
Friday, Sep 18Fri Sep 18 Sunny Sunny 81°/53° 💧 None 💨 7 mph
Saturday, Sep 19Sat Sep 19 Sunny Sunny 82°/53° 💧 None 💨 8 mph
Sunday, Sep 20Sun Sep 20 Mostly sunny Mostly sunny 80°/50° 💧 None 💨 7 mph
Monday, Sep 21Mon Sep 21 Mostly sunny Mostly sunny 76°/76° 💧 None 💨 8 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Calpine

Vertical axis: °F · Color based on temperature
Mostly clear night at 4:00 AM
41° Today 4:00 AM
Mostly clear night at 5:00 AM
41° 5:00 AM
Mostly clear night at 6:00 AM
40° 6:00 AM
Mostly sunny at 7:00 AM
41° 7:00 AM
Mostly sunny at 8:00 AM
47° Today 8:00 AM
Sunny at 9:00 AM
54° 9:00 AM
Mostly sunny at 10:00 AM
61° 10:00 AM
Mostly sunny at 11:00 AM
65° 11:00 AM
Sunny at 12:00 PM
67° Today 12:00 PM
Mostly sunny at 1:00 PM
68° 1:00 PM
Sunny at 2:00 PM
68° 2:00 PM
Sunny at 3:00 PM
68° 3:00 PM
Sunny at 4:00 PM
66° Today 4:00 PM
Sunny at 5:00 PM
65° 5:00 PM
Sunny at 6:00 PM
62° 6:00 PM
Sunny at 7:00 PM
59° 7:00 PM
Clear night at 8:00 PM
53° Today 8:00 PM
Clear night at 9:00 PM
50° 9:00 PM
Clear night at 10:00 PM
47° 10:00 PM
Clear night at 11:00 PM
44° 11:00 PM
Clear night at 12:00 AM
43° Tomorrow 12:00 AM
Clear night at 1:00 AM
42° 1:00 AM
Clear night at 2:00 AM
41° 2:00 AM
Clear night at 3:00 AM
40° 3:00 AM
Clear night at 4:00 AM
40° Tomorrow 4:00 AM
Clear night at 5:00 AM
40° 5:00 AM
Clear night at 6:00 AM
40° 6:00 AM
Sunny at 7:00 AM
41° 7:00 AM
Sunny at 8:00 AM
47° Tomorrow 8:00 AM
Sunny at 9:00 AM
52° 9:00 AM
Sunny at 10:00 AM
57° 10:00 AM
Sunny at 11:00 AM
62° 11:00 AM
Sunny at 12:00 PM
66° Tomorrow 12:00 PM
Sunny at 1:00 PM
69° 1:00 PM
Sunny at 2:00 PM
71° 2:00 PM
Sunny at 3:00 PM
73° 3:00 PM
Sunny at 4:00 PM
74° Tomorrow 4:00 PM
Sunny at 5:00 PM
73° 5:00 PM
Sunny at 6:00 PM
70° 6:00 PM
Sunny at 7:00 PM
65° 7:00 PM
Clear night at 8:00 PM
59° Tomorrow 8:00 PM
Clear night at 9:00 PM
56° 9:00 PM
Clear night at 10:00 PM
52° 10:00 PM
Clear night at 11:00 PM
50° 11:00 PM
Clear night at 12:00 AM
49° Tuesday 12:00 AM
Clear night at 1:00 AM
48° 1:00 AM
Clear night at 2:00 AM
47° 2:00 AM
Clear night at 3:00 AM
46° 3:00 AM
Clear night at 4:00 AM
45° Tuesday 4:00 AM
Clear night at 5:00 AM
45° 5:00 AM
Clear night at 6:00 AM
44° 6:00 AM
Sunny at 7:00 AM
44° 7:00 AM
Sunny at 8:00 AM
51° Tuesday 8:00 AM
Sunny at 9:00 AM
59° 9:00 AM
Sunny at 10:00 AM
65° 10:00 AM
Sunny at 11:00 AM
70° 11:00 AM
Sunny at 12:00 PM
74° Tuesday 12:00 PM
Sunny at 1:00 PM
77° 1:00 PM
Sunny at 2:00 PM
78° 2:00 PM
Sunny at 3:00 PM
79° 3:00 PM
Partly cloudy at 4:00 PM
80° Tuesday 4:00 PM
Overcast at 5:00 PM
79° 5:00 PM
Overcast night at 8:00 PM
60° 8:00 PM
Overcast night at 11:00 PM
55° 11:00 PM
Overcast night at 2:00 AM
56° Wednesday 2:00 AM
Overcast night at 5:00 AM
58° 5:00 AM
Overcast at 8:00 AM
61° 8:00 AM
Mostly cloudy at 11:00 AM
67° 11:00 AM
Mostly sunny at 2:00 PM
76° Wednesday 2:00 PM
Mostly sunny at 5:00 PM
80° 5:00 PM
Mostly clear night at 8:00 PM
64° 8:00 PM
Clear night at 11:00 PM
57° 11:00 PM
Clear night at 2:00 AM
55° Thursday 2:00 AM
Clear night at 5:00 AM
53° 5:00 AM
Sunny at 8:00 AM
59° 8:00 AM
Partly cloudy at 11:00 AM
77° 11:00 AM
Mostly sunny at 2:00 PM
81° Thursday 2:00 PM
Mostly sunny at 5:00 PM
78° 5:00 PM
Clear night at 8:00 PM
63° 8:00 PM
Partly cloudy night at 11:00 PM
56° 11:00 PM
Mostly cloudy night at 2:00 AM
53° Friday 2:00 AM
Mostly clear night at 5:00 AM
52° 5:00 AM
Mostly cloudy at 8:00 AM
57° 8:00 AM
Mostly sunny at 11:00 AM
76° 11:00 AM
Sunny at 2:00 PM
78° Friday 2:00 PM
Sunny at 5:00 PM
75° 5:00 PM
Partly cloudy night at 11:00 PM
51° 11:00 PM
Mostly clear night at 5:00 AM
47° 5:00 AM
Sunny at 11:00 AM
67° Saturday 11:00 AM
Sunny at 5:00 PM
68° 5:00 PM
Clear night at 11:00 PM
49° 11:00 PM
Clear night at 5:00 AM
42° 5:00 AM
Sunny at 11:00 AM
58° Sunday 11:00 AM
Sunny at 5:00 PM
66° 5:00 PM
Clear night at 11:00 PM
50° 11:00 PM
Clear night at 5:00 AM
44° 5:00 AM
Sunny at 11:00 AM
63° Monday 11:00 AM
Sunny at 5:00 PM
75° 5:00 PM
Clear night at 11:00 PM
49° 11:00 PM
Mostly cloudy night at 5:00 AM
48° 5:00 AM
Sunny at 11:00 AM
72° Tuesday 11:00 AM
Sunny at 5:00 PM
75° 5:00 PM
Clear night at 11:00 PM
49° 11:00 PM
Clear night at 5:00 AM
46° 5:00 AM
Sunny at 11:00 AM
74° Wednesday 11:00 AM
Mostly sunny at 5:00 PM
76° 5:00 PM
Clear night at 11:00 PM
51° 11:00 PM
Clear night at 5:00 AM
51° 5:00 AM
Sunny at 11:00 AM
75° Thursday 11:00 AM
Sunny at 5:00 PM
81° 5:00 PM
Clear night at 11:00 PM
53° 11:00 PM
Clear night at 5:00 AM
53° 5:00 AM
Sunny at 11:00 AM
77° Friday 11:00 AM
Sunny at 5:00 PM
82° 5:00 PM
Clear night at 11:00 PM
54° 11:00 PM
Clear night at 5:00 AM
53° 5:00 AM
Sunny at 11:00 AM
78° Saturday 11:00 AM
Sunny at 5:00 PM
80° 5:00 PM
Mostly clear night at 11:00 PM
53° 11:00 PM
Mostly clear night at 5:00 AM
50° 5:00 AM
Mostly sunny at 11:00 AM
76° Sunday 11:00 AM
Mostly sunny at 5:00 PM
76° 5:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Calpine

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 4:00 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 6,1µg/m³

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

O₃ Ozone Good 47,7µg/m³

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

NO₂ Nitrogen dioxide Good 7,6µg/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 Calpine

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 7,5High 😊Good
Tomorrow UV 7,7High 😐Moderate
Tuesday UV 7,6High 😷Poor
Wednesday UV 8,6Very high 😷Poor
Thursday UV 7,0High 😊Good
Friday UV 5,0Moderate Unavailable
Saturday UV 6,0High Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,5 9:00 AMUV 1,6 10:00 AMUV 3,2 11:00 AMUV 5,1 12:00 PMUV 6,7 1:00 PMUV 7,5 2:00 PMUV 7,0 3:00 PMUV 5,5 4:00 PMUV 3,6 5:00 PMUV 1,7 6:00 PMUV 0,6
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 Calpine

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

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

75/100Best-hour score
BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 9:00 PM–5:01 AM
Cloud cover 24% Real hourly forecast for the best viewing hour.
Moonlight 29% Waning Crescent · Moon about 28° above the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 76° 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 min64%
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 Calpine were last refreshed today at 3:15 AM. The current forecast period extends through 08/09/2026 at 1:00 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.