Today | Weather | Saturday, June 13, 2026

Active Weather Warnings

Beach Hazards Statement

Weather in Chula Vista, California

05:23 PM

Now

73° F

Feels Like 75°

Precipitation 0 %

Wind 9 mph

UV Index (0 - 11+) 3

Humidity 67 %

Today

Day 77°

Night 64°

Precipitation 1 %

Wind 8 mph

UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Chula Vista Weather Forecast Updated

59 minutes ago

Last updated on June 13, 2026 at 4:23 PM

Weather Forecast History

Last Year's Weather on This Day (June 13, 2025)

Day

72°

Night

59°

Wind

7 mph

UV Index

Precipitation

0 %

Air Quality in Chula Vista

NOW

34 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 7.81 µg/m³

PM₁₀ 18.48 µg/m³

O₃ 0.036 ppm

NO₂ 0.1 ppb

SO₂ 0.2 ppb

CO 0.08 ppm

NH₃ 0 µg/m³

NO 0.03 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 7.81 µg/m³

PM₁₀ – 18.48 µg/m³

O₃ – 71.61 µg/m³

NO₂ – 0.17 µg/m³

SO₂ – 0.54 µg/m³

CO – 90.55 µg/m³

NH₃ – 0 µg/m³

NO – 0.03 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Chula Vista

Moderate Expected Likely

Beach Hazards Statement

Beach Hazards Statement issued June 13 at 12:51PM PDT until June 15 at 8:00PM PDT by NWS San Diego CA

Jun 13, 12:51 PM → Jun 15, 8:00 PM

WHAT: South swell from 190 degrees with a period of 14 to 16
seconds will generate surf of 3 to 6 feet with sets up to 7 feet
along south-facing beaches along with high rip current risk. San
Diego County surf will be slightly lower, but hazardous swimming
conditions still exists due to high rip current and longshore
current risks.

WHERE: San Diego County Coastal Areas and Orange County
Coastal Areas.

WHEN: Now through Monday evening.

IMPACTS: Hazardous swimming conditions with high rip current
and longshore current risk. If you become caught in a rip
current, yell for help. Remain calm and do not exhaust yourself
and stay afloat while waiting for help. If you have to swim out
of a rip current, SWIM PARALLEL TO SHORE and back toward the
beach when possible. Do not attempt to swim directly against a
rip current as you will tire quickly.

+ Read More

Remain out of the water to avoid hazardous swimming conditions.

Updated: Jun 13, 4:23 PM Source: NWS Alert