TODAY DEC07
TEMPERATURE42
HUMIDITY70
PRESSURE30.02
WIND COND.120 12.8
  • 4637Sat80%70%
  • 4628Sun40%
  • 4223Mon
  • 4025Tue
  • 4025Wed20%
daynightWeather update from Caldwell - Caldwell Industrial Airport at
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Nampa Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January22°F40°F30°F5.5"
February26°F49°F36°F1.4"
March33°F61°F46°F0.7"
April39°F66°F51°F1.0"
May47°F76°F60°F4.5"
June51°F83°F66°F5.0"
July59°F96°F78°F0.8"
August54°F93°F73°F1.1"
September45°F79°F61°F4.0"
October39°F66°F50°F5.4"
November29°F48°F37°F1.3"
December24°F38°F30°F6.7"

Did you know?

  • The highest monthly average temperature in Nampa for July is 78 degrees.
  • The lowest monthly average temperature in Nampa for January is 30 degrees.
  • The most monthly precipitation in Nampa occurs in December with 6.7 inches.
  • The air quality index in Nampa is 28% better than the national average.
  • The pollution index in Nampa is 86% worse than the national average.

Compare Nampa, ID Weather To Other Cities

Nampa air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexNampaIdahoNational
Air quality index363250
Pollution index9,401,3602,232,2855,066,862

Nampa air quality information

MeasurementTotal
Days measured365
Days with good air quality293
Days with moderate air quality60
Days w/ poor A.Q. for sensitive groups9
Days with unhealthy air quality3

Nampa air quality information

PollutantTotal
Arsenic0.060%
Benzene0.130%
Carbon Tetrachloride0.090%
Lead0.070%
Mercury0.020%

Average monthly Nampa temperature with heat index

Nampa monthly precipitation with daily maximum

Nampa monthly snow depth with daily maximum

Nampa monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Kuna, ID17,0153628%
Middleton, ID6,4163628%
Caldwell, ID50,2883628%
Marsing, ID1,5363628%
Notus, ID7363628%
Nampa, ID87,8963628%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Reading, PA87,8994510%
Norwalk, CT87,930476%
Fort Smith, AR87,7123530%
Waukegan, IL88,1593530%
Meridian, ID88,2473628%
Nampa, ID87,8963628%
Source: The Nampa, ID weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.
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