Weather StoryAlmanac, microseasons, and the day's weather story.

Chula Vista, Texas Weather

Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →

Chula Vista weather forecast — hour by hour, 7-day outlook, NOAA radar

Chula Vista, TX
Saturday, July 4 at 9:08 AM
81
°
Clear
Feels like
86°
Humidity
74%
Wind
11 mph
Sunrise
1:48 AM
Sunset
3:43 PM
Chula Vista, TX
Hour by hour · 24h
24-Hour ForecastChula Vista, TX: 24-hour forecast. Temperatures range from 76 to 97 degrees Fahrenheit.
L 76°H 97°
Chula Vista, TX
7-day forecast
  1. Today
    Jul 4
    Overcast
    97°77°
  2. Sunday
    Jul 5
    Overcast
    96°76°-1°
  3. Monday
    Jul 6
    Overcast
    100°77°+4°
  4. Tuesday
    Jul 7
    Overcast
    100°78°
  5. Wednesday
    Jul 8
    Overcast
    102°78°+2°
  6. Thursday
    Jul 9
    Partly Cloudy
    102°78°
  7. Friday
    Jul 10
    Overcast
    101°77°-1°
Chula Vista, TX
Anemometer · 24h winds · from true
NESW
From · True
SSE
152° · veering 9°
Direction
SSE
152°
Sustained
11
mph
Gust
17
mph
Peak 24h
31
avg 11
Beaufort · 3 · GENTLE BRZ
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 11 · pk 31 @ 12:00a
0102030MPHB1B2B3B4B5B6B7-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 307SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 9° from the sse.
Chula Vista, TX
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
988.0
+1.7 mb in 3h · rising · 29.18 inHg
Now
988.0
mb
3h
+1.7
mb
12h
+3.1
mb
24h
-0.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 985989
9809859909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW988.5984.6988.0
−24h−18h−12h−6hnow
The low is filling — pressure climbing out of storm territory.
Chula Vista, TX
Air quality
20
AQI
Good
-8 in 6h

AQI 20 (Good), driven by PM2.5. AQI down 8 over the last 6 hours (gradual decline). PM2.5 at 5.3 µg/m³, PM10 at 7.4 µg/m³ — typical background levels with no transport signature.

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

PM 2.5DRIVERGood
5.3μg/m³
PM 10Good
7μg/m³
NO₂Good
2μg/m³
OzoneGood
46μg/m³
UV IndexLow
1.6

What's driving it

PM × Wind × Precip

PM2.5 at 5.3 µg/m³, PM10 at 7.4 µg/m³ — typical background levels with no transport signature.

PM2.5/PM10
0.72
Wind
breezy
Recent rain
0h in last 6h
Pattern
background
Chula Vista, TX
Sky cover · visibility · 24h
Cloud cover
13%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
41.2mi
UNLIMITED
134 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
14:08 UTC · Chula Vista, TX · 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
14:08 UTC · Chula Vista, TX · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Chula Vista, TX
Satellite · infrared · animated
Chula Vista, TX
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Chula Vista, TX
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
6:22 AM
Sunrise
1:48 AM
Daylight
13h 55m
Sunset
3:43 PM
Civil dusk
9:11 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Chula Vista, TX
The moon
Waning Gibbous
81% illuminated
Moonrise
11:23 PM
Moonset
11:01 AM
In sign
♓︎ Pisces
Chula Vista, TX
Microseason
Jul 1–5

Cicadas claim the scorching afternoon

bird
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Chula Vista at a glance

  • Today vs. normal: 81°F — typical for the season
  • Last frost: February 7 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

16-Day Forecast — Chula Vista

  1. Sat97°77°1%
  2. Sun96°76°1%
  3. Mon100°77°2%
  4. Tue100°78°4%
  5. Wed102°78°3%
  6. Thu102°78°1%
  7. Fri101°77°2%
  8. Sat103°78°15%
  9. Sun102°77°15%
  10. Mon102°77°15%
  11. Tue103°78°8%
  12. Wed104°76°7%
  13. Thu108°79°8%
  14. Fri101°75°10%
  15. Sat102°78°13%
  16. Sun101°76°3%

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

Right now in the garden

Peak growing season

As of July 4, 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 Chula Vista

  • 78852

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.