TODAY JUN04
TEMPERATURE89
HUMIDITY41
PRESSURE29.76
WIND COND.350 6.9
  • 8660Fri20%20%
  • 8156Sat
  • 8162Sun
  • 8866Mon
  • 8764Tue60%
daynightWeather update from Clinton, Clinton Municipal Airport at
How would you rate the weather in Savanna?
Write a review to give others more information about this area.
How would you rate the air quality in Savanna?
Write a review to give others more information about this area.
See all Savanna poll results

Savanna 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°F32°F23°F2.0"
February16°F34°F25°F2.7"
March31°F50°F39°F5.0"
April41°F64°F51°F6.5"
May51°F75°F62°F4.6"
June61°F83°F71°F8.9"
July64°F85°F74°F4.5"
August61°F83°F72°F4.9"
September54°F78°F65°F3.6"
October43°F64°F53°F3.1"
November32°F50°F40°F2.9"
December20°F35°F28°F4.0"

Did you know?

  • The highest monthly average temperature in Savanna for July is 74 degrees.
  • The lowest monthly average temperature in Savanna for January is 23 degrees.
  • The most monthly precipitation in Savanna occurs in June with 8.9 inches.
  • The air quality index in Savanna is 7% worse than the national average.
  • The pollution index in Savanna is 69% better than the national average.

Compare Savanna, IL Weather To Other Cities

      vs

      Savanna 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.
      IndexSavannaIllinoisNational
      Air quality index534150
      Pollution index1,592,9103,347,2955,066,862

      Savanna air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality158
      Days with moderate air quality204
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality

      Savanna air quality information

      PollutantTotal
      Arsenic0.090%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.010%

      Average monthly Savanna temperature with heat index

      Savanna monthly precipitation with daily maximum

      Savanna monthly snow depth with daily maximum

      Savanna monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Chadwick, IL581536%
      Miles, IA410536%
      Hanover, IL683536%
      Andover, IA113536%
      Preston, IA1,037536%
      Savanna, IL2,994536%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Shady Cove, OR2,994468%
      Beechwood Trails, OH2,9944314%
      Cienegas Terrace, TX2,994285470%
      Riverview, DE2,9933824%
      Stamford, TX2,9952648%
      Savanna, IL2,994536%
      Source: The Savanna, 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.