Created: 2014-01-08 15:21:58 Modified: 2014-02-12 14:15:29
MEAN ANNUAL GROUND TEMPERATURE AT OR NEAR DEPTH OF ZERO ANNUAL AMPLITUDE (°C) – report value for most recent year or 12 month interval 2.5°C
Depth of zero annual amplitude (or depth of measurement reported above) 15.0 m
Year or 12 month interval for mean reported above September 2008-09
Fort Simpson (61°45.6’N and 121°14.4’W) is closes to this site, but data is incomplete so Norman Wells values are shown instead.
Norman Wells: 65°16.8’N, 126°48’W
Monthly average air temperatures and snow depths for Jan - Dec 2009
Month Temp (°C) Total Snow (cm)
Jan -28.7 21.2
Feb -23.5 15.8
Mar -23.3 12.6
Apr -4.3 10.6
May 5.7 6.8
Jun 14.1 T
Jul 16.3 T
Aug 14.2 0
Sept 8.2 5.0
Oct -3.0 22.4
Nov -17.9 13.2
Dec -20.7 36.0
MAAT -5.2
AIR TEMPERATURE AND SNOW COVER THICKNESS/DENSITY MEASUREMENTS AT THE BOREHOLE SITE (indicate frequency of observations):
Air temperature: Yes [ ] No [X] Snow thickness: Yes [ ] No[X] Density: Yes [ ] No[X]
TSP Canada Geological Survey
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