TODAY OCT23
TEMPERATURE49
HUMIDITY66
PRESSURE30.3
WIND COND.100 10.3
  • 4934Wed
  • 5139Thu
  • 5139Fri20%30%
  • 5239Sat20%20%
  • 5037Sun40%30%
daynightWeather update from Kenosha, Kenosha Regional Airport at
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Grafton 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
January15°F28°F21°F1.8"
February15°F30°F22°F1.1"
March26°F43°F34°F3.6"
April36°F56°F45°F7.5"
May47°F68°F56°F4.1"
June56°F77°F66°F4.1"
July60°F81°F70°F1.5"
August59°F78°F68°F4.1"
September51°F72°F61°F5.1"
October42°F59°F50°F5.8"
November31°F46°F38°F2.1"
December20°F32°F26°F4.5"

Did you know?

  • The highest monthly average temperature in Grafton for July is 70 degrees.
  • The lowest monthly average temperature in Grafton for January is 21 degrees.
  • The most monthly precipitation in Grafton occurs in April with 7.5 inches.
  • The air quality index in Grafton is 9% better than the national average.
  • The pollution index in Grafton is 37% better than the national average.

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Grafton 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.
IndexGraftonWisconsinNational
Air quality index456950
Pollution index3,171,0803,316,8775,066,862

Grafton air quality information

MeasurementTotal
Days measured365
Days with good air quality211
Days with moderate air quality154
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Grafton air quality information

PollutantTotal
Arsenic0.010%
Benzene0.020%
Carbon Tetrachloride0.003%
Lead0.010%
Mercury0.100%

Average monthly Grafton temperature with heat index

Grafton monthly precipitation with daily maximum

Grafton monthly snow depth with daily maximum

Grafton monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Kewaskum, WI4,0723628%
Belgium, WI2,2453922%
Waubeka, WI7263922%
Fredonia, WI2,1083922%
Fox Point, WI6,6954510%
Grafton, WI11,5634510%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Lovington, NM11,5593628%
St. Peter, MN11,5674412%
Waipio, HI11,5543040%
Woodinville, WA11,549492%
East Renton Highlands, WA11,549492%
Grafton, WI11,5634510%
Source: The Grafton, WI 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.