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USGS 414129087575201 WEATHER STATION AT CSSC NR LEMONT, IL

  Atmosphere Site

DESCRIPTION:
Latitude 41°41'29",   Longitude 87°57'52"   NAD83
Dupage County, Illinois, Hydrologic Unit 07120004
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2019-07-02  2025-08-19  
 Daily Data
    Temperature, air, degrees Celsius  2019-07-03  2025-08-18  6696 
    Temperature, air, degrees Celsius -- LI-COR  2023-11-10  2025-09-14  658 
    Wind direction, degrees clockwise from true north  2024-02-10  2025-08-18  556 
    Precipitation, total, inches  2019-07-03  2025-08-18  2236 
    Relative humidity, percent -- LI-COR  2023-11-10  2025-09-14  657 
    Barometric pressure, uncorrected, kilopascals -- LI-COR  2023-11-10  2025-09-14  671 
    Wind speed, meters per second  2024-02-10  2025-08-18  556 
    Latent-heat flux, watts per square meter -- LI-COR  2023-11-10  2025-09-14  671 
    Sensible-heat flux, watts per square meter -- LI-COR  2023-11-10  2025-09-14  653 
    Evapotranspiration total, millimeters -- LI-COR  2023-11-10  2025-09-14  658 
 Daily Statistics 
    Temperature, air, degrees Celsius  2019-07-03  2025-04-16 2108 
 Monthly Statistics 
    Temperature, air, degrees Celsius  2019-07  2025-04  
 Annual Statistics 
    Temperature, air, degrees Celsius  2019  2025  
 Water-Year Summary 2019  2024  6 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Illinois Water Science Center
Email questions about this site to Illinois Water Science Center Water-Data Inquiries