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Relative Humidity Hourly Averages

Relative humidity is a measure of the moisture present in the air expressed in percent. Warmer air has the ability to hold more water than colder air. One-hundred percent relative humidity is totally saturated air (the air cannot hold any more moisture).

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Relative Humidity Hourly Averages for Friday, October 19, 2018.
measured in percent relative humidity
RegionCAMSMorningCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:00
North West - all times are in CST
6 555854566062635957 FEW NA 6 1 IDEM
31 606462626160605452 FEW NA 31 1 IDEM
RegionCAMSMorningCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:00
North Central - all times are in EST
5 50485251495049515048 FEW 5 1 IDEM
RegionCAMSMorningCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:00
North East - all times are in EST
7 71737577777876757164 FEW 7 1 IDEM
70 73807979807878767464 FEW 70 1 IDEM
RegionCAMSMorningCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:00
West Central - refer to the first data column for each site's specific time zone
EST36 79798280808181797163 FEW 36 1 IDEM
CST38 1001001001001001001009681 FEW NA 38 1 IDEM
RegionCAMSMorningCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:00
East Central - all times are in EST
42 87909393908683807361 FEW 42 1 IDEM
78 81838383848482776655 FEW 78 1 IDEM
RegionCAMSMorningCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:00
South West - refer to the first data column for each site's specific time zone
CST33 LIM LIM LIM LIM LIM LIM LIM LIM71 FEW NA 33 1 IDEM
CST52 LIM LIM LIM LIM LIM LIM LIM LIM74 FEW NA 52 1 IDEM
EST67 999999100999999988368 FEW 67 1 IDEM
RegionCAMSMorningCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:00
South East - all times are in EST
4 96979898989898989172 FEW 4 1 IDEM
59 10010010010010010010010010084 FEW 59 1 IDEM
Maximum values for the day are bold within the table. Minimum values are bold italic.

PLEASE NOTE: This data has not been verified by the IDEM and may change. This is the most current data, but it is not official until it has been certified by our technical staff. Data is collected from IDEM ambient monitoring sites and may include data collected by other outside agencies. This data is updated hourly. All times shown are in local standard time unless otherwise indicated.