Today | Weather | Monday, November 3, 2025

Weather in New Haven, Connecticut

03:08 PM

Now

57° F

Feels Like 52°

Precipitation 42 %

Wind 10 mph

UV Index (0 - 11+) 0

Humidity 64 %

Today

Day 59°

Night 45°

Precipitation 49 %

Wind 7 mph

UV Index (0 - 11+) 2

New Haven Weather Forecast Updated

Last updated on November 03, 2025 1:51 PM

Weather Forecast History

Last Year's Weather on This Day (November 3, 2024)

Day

54°

Night

36°

Wind

4 mph

Precipitation

Air Quality in New Haven

NOW

45 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 2.97 µg/m³

PM₁₀ 3.72 µg/m³

O₃ 0.048 ppm

NO₂ 0.6 ppb

SO₂ 0.2 ppb

CO 0.10 ppm

NH₃ 0.07 µg/m³

NO 0.08 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 – 2.97 µg/m³

PM₁₀ – 3.72 µg/m³

O₃ – 94.7 µg/m³

NO₂ – 1.05 µg/m³

SO₂ – 0.52 µg/m³

CO – 115.65 µg/m³

NH₃ – 0.07 µg/m³

NO – 0.08 µg/m³

View Hourly Air Quality Forecast