🇺🇸 Weather in Nampa
Map Overlays:
Hourly Forecast for Nampa
21:00
34°
0%
22:00
30°
0%
23:00
29°
0%
00:00
28°
0%
01:00
26°
0%
02:00
24°
0%
03:00
23°
0%
04:00
21°
1%
05:00
21°
0%
06:00
22°
1%
07:00
22°
2%
08:00
26°
1%
09:00
29°
1%
10:00
32°
1%
11:00
34°
1%
12:00
35°
1%
13:00
37°
1%
14:00
38°
0%
15:00
40°
1%
16:00
41°
1%
17:00
41°
1%
18:00
41°
0%
19:00
40°
0%
20:00
38°
0%
14-Day Forecast for Nampa
2026-07-24
Sunny
40° /
19°
2026-07-25
Sunny
41° /
21°
2026-07-26
Sunny
38° /
17°
2026-07-27
Sunny
36° /
18°
2026-07-28
Sunny
39° /
17°
2026-07-29
Sunny
40° /
18°
2026-07-30
Sunny
41° /
19°
Additional Forecasts for Nampa
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 131.0 μg/m³
O₃ (Ozone) 101.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.9 μg/m³
SO₂ (Sulphur Dioxide) 0.4 μg/m³
PM2.5 (Fine particles) 7.5 μg/m³
PM10 (Coarse particles) 10.3 μg/m³
Historical Weather
Weather Forecasts for Other Cities in United States
Weather in Nampa — FAQ
Answers refreshed each request based on current conditions in Nampa.
What is the weather like right now in Nampa?
Right now in Nampa, United States the temperature is 37.1°C (feels like 35.8°C), with sunny. Relative humidity is 12% and wind is 16.6 km/h.
What is today's high and low temperature in Nampa?
Today's forecast high in Nampa is 39.8°C and the overnight low is 19.1°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Nampa today?
The chance of precipitation in Nampa today is 1%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Nampa differ from nearby cities?
Even short distances can change temperatures noticeably. Nampa's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.