Today | Weather | Friday, October 9, 2026

Weather in Nampa, Idaho

05:42 AM
Now
Night
52° F
Feels Like 48°
Precipitation 0 %
Wind 7 mph
Humidity 57 %
Today
Sunny Weather
Day 88°
Night 52°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 4

Nampa Weather Forecast Updated

58 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 9, 2025)
Night

Day

77°

Night

55°

Wind

6 mph

Precipitation

25 %

Air Quality in Nampa

NOW
26 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.93 µg/m³
PM10 5.95 µg/m³
O3 0.028 ppm
NO2 1 ppb
SO2 0 ppb
CO 0.08 ppm
NH3 1.83 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 – 3.93 µg/m³
PM10 – 5.95 µg/m³
O3 – 54.88 µg/m³
NO2 – 1.96 µg/m³
SO2 – 0.04 µg/m³
CO – 94.55 µg/m³
NH3 – 1.83 µg/m³
NO – 0 µg/m³