Today | Weather | Tuesday, January 13, 2026

Weather in New Haven, Connecticut

03:29 PM
Now
Cloudy Weather
43° F
Feels Like 34°
Precipitation 0 %
Wind 15 mph
UV Index (0 - 11+) 1
Humidity 58 %
Today
Cloudy Weather
Day 45°
Night 37°
Precipitation 0 %
Wind 10 mph
UV Index (0 - 11+) 2

New Haven Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (January 13, 2025)
Partly Sunny with Showers

Day

41°

Night

28°

Wind

8 mph

UV Index

1

Precipitation

40 %

Air Quality in New Haven

NOW
43 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 10.27 µg/m³
PM10 13.54 µg/m³
O3 0.032 ppm
NO2 7.4 ppb
SO2 1.7 ppb
CO 0.20 ppm
NH3 0.3 µg/m³
NO 1.97 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)
PM2.510.27 µg/m³
PM1013.54 µg/m³
O362.83 µg/m³
NO213.88 µg/m³
SO24.38 µg/m³
CO227.7 µg/m³
NH30.3 µg/m³
NO1.97 µg/m³