Today | Weather | Sunday, November 1, 2026

Weather in Meriden, Connecticut

11:36 PM
Today
Night
Day 61°
Night 37°
Precipitation 1 %
Wind 4 mph
Overnight Frost 6 AM – 6 AM

Meriden Weather Forecast Updated

47 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (November 1, 2025)
Partly Sunny with Showers

Day

55°

Night

37°

Wind

12 mph

UV Index

3

Precipitation

49 %

Air Quality in Meriden

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

Pollutant Concentrations:

PM2.5 8.16 µg/m³
PM10 12.9 µg/m³
O3 0.029 ppm
NO2 12.5 ppb
SO2 1.3 ppb
CO 0.22 ppm
NH3 0.93 µg/m³
NO 0.02 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)
PM2.5 – 8.16 µg/m³
PM10 – 12.9 µg/m³
O3 – 57.4 µg/m³
NO2 – 23.46 µg/m³
SO2 – 3.3 µg/m³
CO – 254.73 µg/m³
NH3 – 0.93 µg/m³
NO – 0.02 µg/m³