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Chula Vista, CA 91915 Weather

It is 61°F and mostly cloudy in Chula Vista, CA 91915, observed at 4:30 AM PDT. Today: Mostly Cloudy then Rain Showers, high 72°F, low 57°F. Hourly and 10-day forecast from the National Weather Service. Times are local (PDT).

Chula Vista, CA 91915 current weather

61°F

Mostly Cloudy

H 72° / L 57°Feels like 61°

  • No rain expected in the next 12 hours

Observed at San Diego, Brown Field Municipal Airport (4.2 mi away), 10/31/2026, 4:30 AM PDT

Hourly forecast

NWS, updated 10/31/2026, 12:09 AM PT

  1. Now58°
  2. 6 AM57°
  3. 7 AM57°
  4. 8 AM58°
  5. 9 AM62°
  6. 10 AM66°
  7. 11 AM68°10%
  8. 12 PM71°10%
  9. 1 PM71°10%
  10. 2 PM71°10%
  11. 3 PM72°10%
  12. 4 PM71°10%
  13. 5 PM70°75%
  14. 6 PM68°75%
  15. 7 PM67°75%
  16. 8 PM66°75%
  17. 9 PM66°75%
  18. 10 PM65°75%
  19. 11 PM64°92%
  20. 12 AM64°92%Sun
  21. 1 AM63°92%
  22. 1 AM63°92%
  23. 2 AM63°92%
  24. 3 AM63°92%
  25. 4 AM62°88%
  26. 5 AM61°88%
  27. 6 AM61°88%
  28. 7 AM62°88%
  29. 8 AM64°88%
  30. 9 AM65°88%
  31. 10 AM65°58%
  32. 11 AM67°58%
  33. 12 PM67°58%
  34. 1 PM68°58%
  35. 2 PM67°58%
  36. 3 PM67°58%
  37. 4 PM67°23%
  38. 5 PM66°23%
  39. 6 PM67°23%
  40. 7 PM66°23%
  41. 8 PM66°23%
  42. 9 PM66°23%
  43. 10 PM64°
  44. 11 PM66°
  45. 12 AM65°Mon
  46. 1 AM62°
  47. 2 AM65°
  48. 3 AM64°

10-day forecast

Tap a day for details

  • Today10/3175% chance of precipitationLow 57°High 72°

    Saturday: Rain showers after 5pm. Mostly cloudy, with a high near 72. South wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.

    Overnight: Mostly cloudy, with a low around 57. East wind around 5 mph.

    Mostly Cloudy then Rain Showers
  • Sun11/188% chance of precipitationLow 56°High 68°

    Sunday: Rain showers. Mostly cloudy, with a high near 68. Northwest wind 0 to 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Sunday Night: A slight chance of rain showers before 10pm. Mostly cloudy, with a low around 56. Northeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

    Rain Showers
  • Mon11/2Low 56°High 74°

    Monday: Sunny, with a high near 74.

    Monday Night: Partly cloudy, with a low around 56.

    Sunny
  • Tue11/3Low 55°High 75°

    Tuesday: Sunny, with a high near 75.

    Tuesday Night: Partly cloudy, with a low around 55.

    Sunny
  • Wed11/4Low 57°High 73°

    Wednesday: Mostly sunny, with a high near 73.

    Wednesday Night: Partly cloudy, with a low around 57.

    Mostly Sunny
  • Thu11/5Low 56°High 75°

    Thursday: Mostly sunny, with a high near 75.

    Thursday Night: Partly cloudy, with a low around 56.

    Mostly Sunny
  • Fri11/6Low High 74°

    Friday: Sunny, with a high near 74.

    Sunny
  • Sat11/7Model blendLow 61°High 82°

    Saturday: Mostly sunny. High near 82°. Low that night near 61°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sun11/8Model blendLow 61°High 82°

    Sunday: Mostly sunny. High near 82°. Low that night near 61°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Mon11/9Model blendLow 62°High 79°

    Monday: Partly cloudy. High near 79°. Low that night near 62°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 32.623, -116.949 from the NWS SGX office, updated 10/31/2026, 12:09 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KSDM (San Diego/Brown Fld, 4 mi), model run 10/31/2026, 1:00 AM PDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now58°Mostly Cloudy6%5 mph
  2. 6 AM57°Mostly Cloudy6%5 mph
  3. 7 AM57°Mostly Cloudy6%5 mph
  4. 8 AM58°Cloudy6%5 mph
  5. 9 AM62°Cloudy6%0 mph
  6. 10 AM66°Cloudy6%5 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Chula Vista, CA 91915 right now?
The latest observation from San Diego, Brown Field Municipal Airport was 61°F and mostly cloudy, reported at 10/31/2026, 4:30 AM PDT.
What is the high temperature today in Chula Vista, CA 91915?
The National Weather Service forecast for saturday calls for a high near 72°F. Mostly Cloudy then Rain Showers.
Will it rain in Chula Vista, CA 91915 in the next 24 hours?
The hourly forecast shows a 75% chance of precipitation around 10/31/2026, 5:00 PM PDT.
What is the 10-day forecast for Chula Vista, CA 91915?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 7 to Nov 9) come from the NOAA National Blend of Models, with highs of 79°F to 82°F. Model guidance this far out often changes.
What time is sunrise and sunset in Chula Vista, CA 91915 today?
Sunrise is about 7:04 AM PDT and sunset is about 5:57 PM PDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Chula Vista, CA 91915?
At San Diego Brown Fld, the 1991 to 2020 normal high in October is 77°F and the normal low is 55°F.

Rain and snow totals

Next 3 days, NWS forecast grid

Rain (liquid)
0.63 in
Snow
0.00 in
Ice
0.00 in

Nearby hazards

California hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (Border Area)
44GoodPM2.5
AQI forecast tomorrow (Border Area)
37GoodOzone

UV index guide · Air quality

Drought

By county

San Diego County, week of 10/27/2026

65% of the county is abnormally dry. No drought.

Tides nearby

NOAA tide stations

Beaches nearby

EPA BEACON beaches

Sun and moon

Local time, center of the area

Sunrise
7:04 AM
Sunset
5:57 PM
Daylight
10 hr 53 min
Moon
Waning Gibbous 71% lit
First light (civil dawn)
6:39 AM
Last light (civil dusk)
6:23 PM
Moonrise
11:12 PM
Moonset
1 PM

Normal October weather

Climate

Normal October high 77°, low 55°, precipitation 0.44 in for the month. 1991 to 2020 normals at San Diego Brown Fld, 4 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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