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Now · 8:35 AM

Hillcrest Weather & Hourly Forecast

United States · California · 93306

Sunny
82°F
Sunny
Feels like: 79°F
💧 Humidity 26% 🌡 Pressure 29.97 inHg 💨 Wind 3 mph 👁 Visibility 23.3 mi Clouds 2% ☀️ UV index 0.6 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Hillcrest

Today
Sunny · 9:00 AM Sunny
82° 💧 None 💨 3 mph H 26%29.97 inHg
Mostly cloudy · 12:00 PM Mostly cloudy
94° 💧 None 💨 2 mph H 16%29.94 inHg
Overcast · 3:00 PM Overcast
99° 💧 None 💨 3 mph H 17%29.88 inHg
Overcast · 6:00 PM Overcast
99° 💧 None 💨 4 mph H 20%29.85 inHg
Partly cloudy night · 9:00 PM Partly cloudy night
93° 💧 None 💨 1 mph H 26%29.88 inHg
Tomorrow
Clear night · 12:00 AM Clear night
86° 💧 None 💨 3 mph H 29%29.91 inHg
Clear night · 3:00 AM Clear night
82° 💧 None 💨 1 mph H 33%29.94 inHg
Clear night · 6:00 AM Clear night
78° 💧 None 💨 1 mph H 43%29.97 inHg
Sunny · 9:00 AM Sunny
84° 💧 None 💨 3 mph H 31%30.03 inHg
Sunny · 12:00 PM Sunny
95° 💧 None 💨 3 mph H 20%30.00 inHg
Sunny · 3:00 PM Sunny
103° 💧 None 💨 3 mph H 16%29.91 inHg
Sunny · 6:00 PM Sunny
103° 💧 None 💨 6 mph H 16%29.85 inHg
Clear night · 9:00 PM Clear night
95° 💧 None 💨 2 mph H 21%29.88 inHg
Thursday
Clear night · 12:00 AM Clear night
88° 💧 None 💨 2 mph H 27%29.91 inHg
Clear night · 3:00 AM Clear night
85° 💧 None 💨 1 mph H 30%29.91 inHg
Clear night · 6:00 AM Clear night
79° 💧 None 💨 1 mph H 34%29.94 inHg

In Hillcrest and, more broadly, across the state of California: This morning will start with a mix of sun and clouds, leading to very hot conditions as temperatures rise into the high 90s. Expect the heat to continue into the afternoon, with temperatures remaining in the upper 80s to near 98 degrees. Winds will be moderate from the northwest, reaching up to 11 mph, with gusts up to 23 mph, providing some relief from the heat. No precipitation is expected today, so outdoor plans can go ahead without worry of rain. Remember to stay hydrated and wear appropriate sun protection during this hot and breezy day.

15-Day Weather Outlook for Hillcrest

TomorrowTomorrow Overcast Overcast 104°/77° 💧 None 💨 4 mph
Thursday, Sep 10Thu Sep 10 Sunny Sunny 106°/79° 💧 None 💨 6 mph
Friday, Sep 11Fri Sep 11 Sunny Sunny 106°/77° 💧 None 💨 7 mph
Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 100°/71° 💧 None 💨 9 mph
Sunday, Sep 13Sun Sep 13 Sunny Sunny 96°/67° 💧 None 💨 9 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 88°/67° 💧 None 💨 6 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 93°/73° 💧 None 💨 5 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 96°/69° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Mostly cloudy Mostly cloudy 95°/70° 💧 None 💨 7 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 95°/74° 💧 None 💨 7 mph
Saturday, Sep 19Sat Sep 19 Mostly cloudy Mostly cloudy 96°/74° 💧 None 💨 6 mph
Sunday, Sep 20Sun Sep 20 Sunny Sunny 97°/78° 💧 None 💨 6 mph
Monday, Sep 21Mon Sep 21 Sunny Sunny 101°/79° 💧 None 💨 8 mph
Tuesday, Sep 22Tue Sep 22 Mostly sunny Mostly sunny 102°/75° 💧 None 💨 9 mph
Wednesday, Sep 23Wed Sep 23 Sunny Sunny 100°/100° 💧 None 💨 7 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Hillcrest

Vertical axis: °F · Color based on temperature
Sunny at 9:00 AM
82° Today 9:00 AM
Sunny at 10:00 AM
86° 10:00 AM
Sunny at 11:00 AM
90° 11:00 AM
Mostly cloudy at 12:00 PM
94° 12:00 PM
Mostly cloudy at 1:00 PM
96° Today 1:00 PM
Overcast at 2:00 PM
98° 2:00 PM
Overcast at 3:00 PM
99° 3:00 PM
Overcast at 4:00 PM
100° 4:00 PM
Overcast at 5:00 PM
100° Today 5:00 PM
Overcast at 6:00 PM
99° 6:00 PM
Overcast at 7:00 PM
97° 7:00 PM
Overcast night at 8:00 PM
95° 8:00 PM
Partly cloudy night at 9:00 PM
93° Today 9:00 PM
Partly cloudy night at 10:00 PM
90° 10:00 PM
Clear night at 11:00 PM
88° 11:00 PM
Clear night at 12:00 AM
86° 12:00 AM
Clear night at 1:00 AM
85° Tomorrow 1:00 AM
Clear night at 2:00 AM
83° 2:00 AM
Clear night at 3:00 AM
82° 3:00 AM
Mostly clear night at 4:00 AM
81° 4:00 AM
Clear night at 5:00 AM
80° Tomorrow 5:00 AM
Clear night at 6:00 AM
78° 6:00 AM
Sunny at 7:00 AM
77° 7:00 AM
Sunny at 8:00 AM
80° 8:00 AM
Sunny at 9:00 AM
84° Tomorrow 9:00 AM
Sunny at 10:00 AM
88° 10:00 AM
Sunny at 11:00 AM
92° 11:00 AM
Sunny at 12:00 PM
95° 12:00 PM
Sunny at 1:00 PM
98° Tomorrow 1:00 PM
Sunny at 2:00 PM
101° 2:00 PM
Sunny at 3:00 PM
103° 3:00 PM
Sunny at 4:00 PM
104° 4:00 PM
Sunny at 5:00 PM
104° Tomorrow 5:00 PM
Sunny at 6:00 PM
103° 6:00 PM
Sunny at 7:00 PM
100° 7:00 PM
Clear night at 8:00 PM
98° 8:00 PM
Clear night at 9:00 PM
95° Tomorrow 9:00 PM
Clear night at 10:00 PM
92° 10:00 PM
Clear night at 11:00 PM
90° 11:00 PM
Clear night at 12:00 AM
88° 12:00 AM
Clear night at 1:00 AM
87° Thursday 1:00 AM
Clear night at 2:00 AM
86° 2:00 AM
Clear night at 3:00 AM
85° 3:00 AM
Clear night at 4:00 AM
83° 4:00 AM
Clear night at 5:00 AM
81° Thursday 5:00 AM
Clear night at 6:00 AM
79° 6:00 AM
Sunny at 7:00 AM
79° 7:00 AM
Sunny at 8:00 AM
82° 8:00 AM
Sunny at 9:00 AM
88° Thursday 9:00 AM
Sunny at 10:00 AM
92° 10:00 AM
Sunny at 11:00 AM
96° 11:00 AM
Sunny at 12:00 PM
100° 12:00 PM
Sunny at 1:00 PM
102° Thursday 1:00 PM
Sunny at 2:00 PM
105° 2:00 PM
Sunny at 3:00 PM
106° 3:00 PM
Sunny at 4:00 PM
106° 4:00 PM
Sunny at 5:00 PM
106° Thursday 5:00 PM
Clear night at 2:00 AM
83° 2:00 AM
Clear night at 5:00 AM
78° 5:00 AM
Sunny at 8:00 AM
82° 8:00 AM
Sunny at 11:00 AM
93° Friday 11:00 AM
Sunny at 2:00 PM
100° 2:00 PM
Sunny at 5:00 PM
101° 5:00 PM
Clear night at 8:00 PM
91° 8:00 PM
Clear night at 11:00 PM
83° Friday 11:00 PM
Partly cloudy night at 2:00 AM
76° 2:00 AM
Mostly clear night at 5:00 AM
71° 5:00 AM
Sunny at 8:00 AM
76° 8:00 AM
Sunny at 11:00 AM
86° Saturday 11:00 AM
Sunny at 2:00 PM
94° 2:00 PM
Sunny at 5:00 PM
96° 5:00 PM
Clear night at 8:00 PM
86° 8:00 PM
Clear night at 11:00 PM
80° Saturday 11:00 PM
Clear night at 2:00 AM
72° 2:00 AM
Clear night at 5:00 AM
67° 5:00 AM
Sunny at 8:00 AM
67° 8:00 AM
Sunny at 11:00 AM
76° Sunday 11:00 AM
Sunny at 2:00 PM
85° 2:00 PM
Partly cloudy at 5:00 PM
87° 5:00 PM
Clear night at 8:00 PM
79° 8:00 PM
Clear night at 11:00 PM
74° Sunday 11:00 PM
Mostly clear night at 5:00 AM
75° 5:00 AM
Mostly sunny at 11:00 AM
67° 11:00 AM
Sunny at 5:00 PM
81° 5:00 PM
Clear night at 11:00 PM
93° Monday 11:00 PM
Clear night at 5:00 AM
78° 5:00 AM
Sunny at 11:00 AM
73° 11:00 AM
Sunny at 5:00 PM
86° 5:00 PM
Clear night at 11:00 PM
96° Tuesday 11:00 PM
Clear night at 5:00 AM
77° 5:00 AM
Sunny at 11:00 AM
69° 11:00 AM
Sunny at 5:00 PM
85° 5:00 PM
Clear night at 11:00 PM
95° Wednesday 11:00 PM
Mostly cloudy night at 5:00 AM
78° 5:00 AM
Partly cloudy at 11:00 AM
70° 11:00 AM
Mostly cloudy at 5:00 PM
84° 5:00 PM
Partly cloudy night at 11:00 PM
95° Thursday 11:00 PM
Partly cloudy night at 5:00 AM
81° 5:00 AM
Mostly cloudy at 11:00 AM
74° 11:00 AM
Sunny at 5:00 PM
84° 5:00 PM
Clear night at 11:00 PM
96° Friday 11:00 PM
Clear night at 5:00 AM
82° 5:00 AM
Mostly cloudy at 11:00 AM
74° 11:00 AM
Mostly sunny at 5:00 PM
86° 5:00 PM
Clear night at 11:00 PM
97° Saturday 11:00 PM
Clear night at 5:00 AM
83° 5:00 AM
Sunny at 11:00 AM
78° 11:00 AM
Sunny at 5:00 PM
92° 5:00 PM
Clear night at 11:00 PM
101° Sunday 11:00 PM
Clear night at 5:00 AM
84° 5:00 AM
Sunny at 11:00 AM
79° 11:00 AM
Sunny at 5:00 PM
94° 5:00 PM
Mostly clear night at 11:00 PM
102° Monday 11:00 PM
Clear night at 5:00 AM
84° 5:00 AM
Sunny at 11:00 AM
75° 11:00 AM
Sunny at 5:00 PM
88° 5:00 PM
Clear night at 11:00 PM
100° Tuesday 11:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Hillcrest

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 9:00 AM
PM2.5 Fine particles Good 3,7µg/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 7,5µg/m³

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

O₃ Ozone Fair 66,6µg/m³

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

NO₂ Nitrogen dioxide Good 5,4µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Hillcrest

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

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

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

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Hillcrest

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 2:00 AM–3:00 AM.

99/100Best-hour score
BEST TIME TONIGHT 2:00 AM–3:00 AM Astronomical darkness: 8:39 PM–5:07 AM
Cloud cover 2% Real hourly forecast for the best viewing hour.
Moonlight 7% Waning Crescent · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 56° high at the best hour.
Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min75%
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 Hillcrest were last refreshed today at 8:35 AM. The current forecast period extends through 10/09/2026 at 6:00 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.