The Climate of Western Colorado

Mesa, Delta, Montrose and Ouray Counties Map of the Tri River Area, Western Colorado



Data from the Colorado Climate Center - Colorado State University.

Community County Elevation Average
Last
Spring Frost
of 28oF.
Average
Last
Spring frost
of 32o F.
Average First
Fall Frost
of 32 o
Average
Fall Frost
of 28 o F.
Average
Growing
Season
in days - 32o F. and
above
Annual
Precipitation
in Inches
Cedaredge Delta 6180 April 30 May 17 October 03 October 13 139 11.58
Collbran Mesa 6140 May 11 May 29 September 22 October 03 112 12.04
Delta Delta 5120 April 27 May 14 September 29 October 13 138 7.3
Fruita Mesa 4520 April 26 May 10 October 03 October 14 145 7.98
Gateway Mesa 4900 April 21 May 07 October 08 October 27 154 10.32
Grand Junction Mesa 4620 April 11 May 03 October 14 October 25 164 8.09
Grand Junction Mesa 4850 April 10 April 23 October 20 November 02 180 7.96
Montrose Montrose 5830 April 25 May 12 October 07 October 17 148 8.07
Ouray Ouray 7720 May 13 May 29 September 28 October 09 121 20.89
Palisade Mesa 4720 April 03 April 21 October 21 November 06 183 9.11
Paonia Delta 5690 May 02 May 08 October 09 October 19 154 10.24
Paonia Delta 6200 April 29 May 28 October 04 October 15 128 12.43
Powderhorn Mesa 8090 July 02 July 10 August 14 September 01 35 10.69
Ridgway Ouray 6995 June 07 June 25 August 28 September 14 64 17.54
Uravan Montrose 5020 April 12 May 01 October 10 October 21 162 11.59

Information on evapotranspiration for selected Colorado sites is available at http://ccc.atmos.colostate.edu/cgi-bin/coag_station_form.pl


Placed on the Internet June 27, 1996

WebMaster
Dr. Curtis E. Swift, Area Extension Agent, Horticulture
Colorado State University Extension
2775 US Hwy 50, Grand Junction, CO. 81503
voice: 970-244-1840
fax: 970-244-1700

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