Today | Weather | Monday, September 21, 2026

Weather in Loveland, Colorado

11:56 AM
Now
Cloudy Weather
70° F
Feels Like 73°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 5
Humidity 38 %
Today
Cloudy Weather
Day 77°
Night 52°
Precipitation 1 %
Wind 6 mph
UV Index (0 - 11+) 5

Loveland Weather Forecast Updated

21 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Sunny with a Chance of Thunderstorms

Day

81°

Night

54°

Wind

6 mph

UV Index

50

Precipitation

49 %

Air Quality in Loveland

NOW
38 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.97 µg/m³
PM10 2.63 µg/m³
O3 0.041 ppm
NO2 0.2 ppb
SO2 0.1 ppb
CO 0.07 ppm
NH3 0.24 µg/m³
NO 0.13 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)
PM2.51.97 µg/m³
PM102.63 µg/m³
O381.38 µg/m³
NO20.46 µg/m³
SO20.34 µg/m³
CO83.14 µg/m³
NH30.24 µg/m³
NO0.13 µg/m³