Today | Weather | Tuesday, November 4, 2025

Weather in Nampa, Idaho

03:17 AM

Now

48° F

Feels Like 43°

Precipitation 49 %

Wind 8 mph

Humidity 78 %

Today

Day 57°

Night 48°

Precipitation 55 %

Wind 8 mph

UV Index (0 - 11+) 1

Nampa Weather Forecast Updated

15 minutes ago

Last updated on November 04, 2025 3:02 AM

Weather Forecast History

Last Year's Weather on This Day (November 4, 2024)

Day

50°

Night

37°

Wind

8 mph

Precipitation

Air Quality in Nampa

NOW

37 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 2.72 µg/m³

PM₁₀ 3.69 µg/m³

O₃ 0.040 ppm

NO₂ 0.3 ppb

SO₂ 0 ppb

CO 0.08 ppm

NH₃ 0.18 µg/m³

NO 0 µg/m³

PM_2.5 – 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)

PM_2.5 – 2.72 µg/m³

PM₁₀ – 3.69 µg/m³

O₃ – 78.9 µg/m³

NO₂ – 0.56 µg/m³

SO₂ – 0.08 µg/m³

CO – 90.67 µg/m³

NH₃ – 0.18 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast