Today | Weather | Tuesday, April 7, 2026

Weather in Hartford, Connecticut

08:10 AM
Now
Rainy Weather
37° F
Feels Like 32°
Precipitation 45 %
Wind 8 mph
UV Index (0 - 11+) 0
Humidity 81 %
Today
Rainy Weather
Day 50°
Night 27°
Precipitation 49 %
Wind 14 mph
UV Index (0 - 11+) 4

Hartford Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (April 7, 2025)
Rainy Weather

Day

41°

Night

37°

Wind

7 mph

UV Index

1

Precipitation

97 %

Air Quality in Hartford

NOW
39 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 7.95 µg/m³
PM10 11.79 µg/m³
O3 0.043 ppm
NO2 8.9 ppb
SO2 1.7 ppb
CO 0.19 ppm
NH3 0.76 µg/m³
NO 0.85 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)
PM2.57.95 µg/m³
PM1011.79 µg/m³
O383.72 µg/m³
NO216.8 µg/m³
SO24.37 µg/m³
CO213.53 µg/m³
NH30.76 µg/m³
NO0.85 µg/m³