Today | Weather | Saturday, May 16, 2026

Weather in Baltimore, Maryland

11:11 AM
Now
Sunny Weather
72° F
Feels Like 77°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 7
Humidity 46 %
Today
Cloudy Weather
Day 82°
Night 63°
Precipitation 5 %
Wind 8 mph
UV Index (0 - 11+) 10

Warning: High UV Index Today: 10

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Baltimore Weather Forecast Updated

9 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (May 16, 2025)
Sunny with a Chance of Thunderstorms

Day

88°

Night

66°

Wind

4 mph

UV Index

7

Precipitation

70 %

Air Quality in Baltimore

NOW
31 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 5.11 µg/m³
PM10 6.01 µg/m³
O3 0.033 ppm
NO2 1.1 ppb
SO2 0.5 ppb
CO 0.12 ppm
NH3 1.37 µg/m³
NO 0.7 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.55.11 µg/m³
PM106.01 µg/m³
O365.01 µg/m³
NO22.04 µg/m³
SO21.27 µg/m³
CO133.69 µg/m³
NH31.37 µg/m³
NO0.7 µg/m³