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West Covina, California Weather

Summer heat deepens across the valleys. Day 15 of summer. Read this microseason across nine climate regions →

West Covina weather forecast — hour by hour, 7-day outlook, NOAA radar

West Covina, CA
Sunday, July 5 at 10:54 AM
81
°
Clear
Feels like
83°
Humidity
32%
Wind
3 mph
Sunrise
10:45 PM
Sunset
1:06 PM
West Covina, CA
Hour by hour · 24h
24-Hour ForecastWest Covina, CA: 24-hour forecast. Temperatures range from 61 to 90 degrees Fahrenheit.
L 61°H 90°
West Covina, CA
7-day forecast
  1. Today
    Jul 5
    Overcast
    90°67°
  2. Monday
    Jul 6
    Mostly Clear
    90°61°
  3. Tuesday
    Jul 7
    Clear
    91°64°+1°
  4. Wednesday
    Jul 8
    Clear
    95°72°+4°
  5. Thursday
    Jul 9
    Clear
    95°75°
  6. Friday
    Jul 10
    Overcast
    93°74°-2°
  7. Saturday
    Jul 11
    Overcast
    89°74°-4°
West Covina, CA
Anemometer · 24h winds · from true
NESW
From · True
W
279° · veering 59°
Direction
W
279°
Sustained
3
mph
Gust
3
mph
Peak 24h
13
avg 5
Beaufort · 1 · LIGHT AIR
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 5 · pk 13 @ 9:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 133SUSTGUST
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
West Covina, CA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
997.5
-0.1 mb in 3h · steady · 29.46 inHg
Now
997.5
mb
3h
-0.1
mb
12h
-0.9
mb
24h
-2.6
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 9971000
9909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW1000.1997.3997.5
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
West Covina, CA
Air quality
61
AQI
Moderate
0 in 6h

AQI 61 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 18.9 µg/m³ (AQI 69) with a 0.82 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5DRIVERModerate
18.9μg/m³
PM 10Good
23μg/m³
NO₂Good
18μg/m³
OzoneGood
55μg/m³
UV IndexVery high
7.2

What's driving it

PM × Wind × Precip

PM2.5 at 18.9 µg/m³ (AQI 69) with a 0.82 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.

PM2.5/PM10
0.82
Wind
calm
Recent rain
0h in last 6h
Pattern
stagnant smoke
West Covina, CA
Sky cover · visibility · 24h
Cloud cover
1%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
112.7mi
UNLIMITED
144 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
17:54 UTC · West Covina, CA · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
17:54 UTC · West Covina, CA · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
West Covina, CA
Satellite · infrared · animated
West Covina, CA
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
West Covina, CA
Almanac · Sunday, July 5
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:17 AM
Sunrise
10:45 PM
Daylight
14h 21m
Sunset
1:06 PM
Civil dusk
8:36 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
West Covina, CA
The moon
Waning Gibbous
71% illuminated
Moonrise
11:08 PM
Moonset
11:10 AM
In sign
♓︎ Pisces
West Covina, CA
Microseason
Jul 1–5

Summer heat deepens across the valleys

weather
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

West Covina at a glance

  • Today vs. normal: 3°F above the seasonal normal for this latitude
  • Last frost: March 11 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

ZIP codes: 91790, 91791, 91792

16-Day Forecast — West Covina

  1. Sun90°67°1%
  2. Mon90°61°1%
  3. Tue91°64°0%
  4. Wed95°72°0%
  5. Thu95°75°0%
  6. Fri93°74°0%
  7. Sat89°74°0%
  8. Sun87°72°1%
  9. Mon98°74°5%
  10. Tue101°79°10%
  11. Wed100°80°3%
  12. Thu102°82°10%
  13. Fri102°84°10%
  14. Sat98°81°10%
  15. Sun101°80°19%
  16. Mon102°79°19%

Forecast data from Open-Meteo (CC BY 4.0).

Live wind & temperature near West Covina

Right now in the garden

Peak growing season

As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in West Covina

  • 91792
  • 91791
  • 91790
  • 91793

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.