Today | Weather | Monday, August 24, 2026

Weather in Carlsbad, California

11:18 PM
Now
Cloudy Night
72° F
Feels Like 73°
Precipitation 0 %
Wind 2 mph
Humidity 82 %
Today
Rainy Night
Day 84°
Night 66°
Precipitation 49 %
Wind 2 mph

Carlsbad Weather Forecast Updated

Weather Forecast History
Last Year's Weather on This Day (August 24, 2025)
Cloudy Weather

Day

81°

Night

66°

Wind

8 mph

UV Index

90

Precipitation

9 %

Air Quality in Carlsbad

NOW
65 AQI
Moderate air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 19.22 µg/m³
PM10 33.75 µg/m³
O3 0.036 ppm
NO2 0.4 ppb
SO2 0.2 ppb
CO 0.09 ppm
NH3 0 µg/m³
NO 0 µg/m³
PM2.5 – 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.519.22 µg/m³
PM1033.75 µg/m³
O370.44 µg/m³
NO20.69 µg/m³
SO20.53 µg/m³
CO101.73 µg/m³
NH30 µg/m³
NO0 µg/m³