Today | Weather | Thursday, June 25, 2026

Weather in Greeley, Colorado

01:24 PM
Now
Rainy Weather
68° F
Feels Like 66°
Precipitation 80 %
Wind 9 mph
UV Index (0 - 11+) 2
Humidity 73 %
Today
Sunny with a Chance of Thunderstorms
Day 73°
Night 55°
Precipitation 91 %
Wind 9 mph
UV Index (0 - 11+) 5

Greeley Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (June 25, 2025)
Sunny with a Chance of Thunderstorms

Day

77°

Night

52°

Wind

7 mph

UV Index

6

Precipitation

90 %

Air Quality in Greeley

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

Pollutant Concentrations:

PM2.5 10.94 µg/m³
PM10 11.04 µg/m³
O3 0.044 ppm
NO2 1 ppb
SO2 0.2 ppb
CO 0.22 ppm
NH3 0.46 µg/m³
NO 0.15 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)
PM2.510.94 µg/m³
PM1011.04 µg/m³
O386.71 µg/m³
NO21.89 µg/m³
SO20.54 µg/m³
CO251.82 µg/m³
NH30.46 µg/m³
NO0.15 µg/m³