TODAY OCT19
TEMPERATURE46
HUMIDITY76
PRESSURE30.12
WIND COND.190 10.3
  • 573980%
  • 4627Sat30%
  • 4937Sun
  • 5835Mon
  • 5231Tue
daynightWeather update from Dubuque, Dubuque Regional Airport at
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Galena 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
January10°F29°F19°F1.4"
February12°F32°F22°F1.9"
March25°F47°F36°F2.3"
April36°F62°F49°F4.9"
May47°F72°F59°F4.5"
June58°F81°F69°F5.3"
July61°F84°F72°F6.9"
August59°F81°F70°F4.2"
September51°F76°F63°F3.2"
October40°F63°F51°F3.4"
November28°F49°F38°F2.2"
December15°F33°F24°F2.5"

Did you know?

  • The highest monthly average temperature in Galena for July is 72 degrees.
  • The lowest monthly average temperature in Galena for January is 19 degrees.
  • The most monthly precipitation in Galena occurs in July with 6.9 inches.
  • The air quality index in Galena is 35% better than the national average.
  • The pollution index in Galena is 86% better than the national average.

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Compare Galena, IL Weather To Other Cities

Galena 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.
IndexGalenaIllinoisNational
Air quality index324150
Pollution index673,7163,347,2955,066,862

Galena air quality information

MeasurementTotal
Days measured356
Days with good air quality287
Days with moderate air quality69
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Galena air quality information

PollutantTotal
Arsenic0.000%
Benzene0.010%
Carbon Tetrachloride0.002%
Lead0.003%
Mercury0.000%

Average monthly Galena temperature with heat index

Galena monthly precipitation with daily maximum

Galena monthly snow depth with daily maximum

Galena monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
St. Donatus, IA1393236%
Elizabeth, IL7713236%
The Galena Territory, IL1,2413236%
Hazel Green, WI1,0483236%
Dubuque, IA58,5353236%
Galena, IL3,4023236%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Ferriday, LA3,402435770%
Red Oaks Mill, NY3,4023628%
Mansfield, PA3,4013040%
Kitty Hawk, NC3,4033922%
Old Mystic, CT3,4034412%
Galena, IL3,4023236%
Source: The Galena, IL 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.