Today | Weather | Saturday, November 1, 2025

Weather in Hartford, Connecticut

06:55 PM

Now

50° F

Feels Like 39°

Precipitation 39 %

Wind 17 mph

Humidity 56 %

Today

Day 55°

Night 37°

Precipitation 49 %

Wind 14 mph

UV Index (0 - 11+) 3

Hartford Weather Forecast Updated

35 minutes ago

Last updated on November 01, 2025 6:20 PM

Weather Forecast History

Last Year's Weather on This Day (November 1, 2024)

Day

81°

Night

46°

Wind

8 mph

Precipitation

Air Quality in Hartford

NOW

32 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 1.33 µg/m³

PM₁₀ 3.32 µg/m³

O₃ 0.034 ppm

NO₂ 7.5 ppb

SO₂ 1 ppb

CO 0.14 ppm

NH₃ 0.9 µg/m³

NO 0 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 – 1.33 µg/m³

PM₁₀ – 3.32 µg/m³

O₃ – 67.38 µg/m³

NO₂ – 14.05 µg/m³

SO₂ – 2.56 µg/m³

CO – 156.36 µg/m³

NH₃ – 0.9 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast