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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 Sunday, December 10, 2017.
measured in percent relative humidity
RegionCAMSMorningAfternoonCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:0011:00Noon 1:00 2:00 3:00 4:00 5:00 6:00 7:00
CT-ME-MA-NH-RI-VT - all times are in EST
32  1 93.892.391.087.485.884.082.780.480.077.075.971.871.067.766.677.584.686.887.787.1 32  1 1 Oth Gov
RegionCAMSMorningAfternoonCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:0011:00Noon 1:00 2:00 3:00 4:00 5:00 6:00 7:00
CA-NV-AZ-HI-AS-GU - refer to the first data column for each site's specific time zone
PST1018  2 22.825.625.627.729.428.827.628.824.820.014.513.612.812.112.313.916.918.817.818.7 1018  2 1 Oth Gov
PST1023  3 24.721.320.821.020.823.522.923.321.414.511.79.17.46.56.46.79.910.711.813.7 1023  3 1 Oth Gov
PST1026  4 88.584.889.588.487.886.588.391.978.356.148.841.636.634.233.533.937.648.854.360.7 1026  4 1 Oth Gov
PST1028  5 14.213.614.016.117.018.918.618.915.714.311.59.79.48.37.78.49.511.213.712.4 1028  5 1 Oth Gov
MST1030  6 35.636.932.937.344.847.451.247.739.323.117.310.710.09.18.89.510.111.817.115.9 1030  6 1 Oth Gov
PST1033  7 18.620.019.720.319.422.026.726.323.316.712.710.68.98.18.08.310.79.28.511.4 1033  7 1 Oth Gov
PST2010  8 84.383.583.283.682.580.982.581.082.565.744.843.542.839.038.441.054.772.779.480.9 2010  8 1 TREX
RegionCAMSMorningAfternoonCAMSPOCEntity
Mid 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:0010:0011:00Noon 1:00 2:00 3:00 4:00 5:00 6:00 7:00
WA-OR-ID-AK - all times are in PST
3  9 85.385.185.084.583.583.583.082.983.182.280.578.678.277.579.581.482.282.983.583.2 3  9 1 Oth Gov
13  9 81.281.081.480.379.178.177.978.076.974.272.771.063.163.064.671.476.176.677.279.9 13  9 1 Oth Gov
14  9 79.380.479.379.679.479.879.578.979.582.283.382.278.572.773.574.481.582.282.582.2 14  9 1 Oth Gov
Notes:
- These sites are maintained and operated by Passamaquoddy Tribe at Pleasant Point.
- These sites are maintained and operated by the Lone Pine Paiute-Shoshone Tribe.
- These sites are maintained and operated by Bishop Paiute Tribe EMO-Air.
- These sites are maintained and operated by Pyramid Lake Paiute Tribe.
- These sites are maintained and operated by Fort Independence Paiute Tribe.
- These sites are maintained and operated by Fort McDowell Yavapai Nation.
- These sites are maintained and operated by Big Pine Band of Owens Valley Paiute Shoshone Indians of the Big Pine Reservation.
- These sites are maintained and operated by Reno Sparks Indian Colony Planning/Environmental Program.
- These sites are maintained and operated by Nez Perce Tribe ERWM.

TREX does not certify the validity or quality of data it hosts from other monitoring entities.
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 TREX 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 TREX 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.