Today | Weather | Thursday, October 29, 2026

Weather in Nampa, Idaho

08:31 AM
Now
Cloudy Night
30° F
Feels Like 27°
Precipitation 0 %
Wind 7 mph
Humidity 87 %
Today
Cloudy Weather
Day 61°
Night 39°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 3
Overnight Frost 8 AM – 8 AM

Nampa Weather Forecast Updated

21 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 29, 2025)
Night

Day

55°

Night

28°

Wind

5 mph

Precipitation

0 %

Air Quality in Nampa

NOW
24 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.8 µg/m³
PM10 3.59 µg/m³
O3 0.026 ppm
NO2 1 ppb
SO2 0 ppb
CO 0.12 ppm
NH3 1.9 µg/m³
NO 0 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 – 1.8 µg/m³
PM10 – 3.59 µg/m³
O3 – 51.93 µg/m³
NO2 – 1.87 µg/m³
SO2 – 0.03 µg/m³
CO – 132.5 µg/m³
NH3 – 1.9 µg/m³
NO – 0 µg/m³