Growing Degree Day Data for Fort Collins (FCL01)

Station: Fort Collins Location: CSU Campus
Lat: 40.58 °N Lon: -105.1 °E Elev: 4997 ft
Irrigation: full First obs: Feb 1, 1996 17:00

Date	Accum. GDD °F	Daily GDD °F	Historical Avg °F
04/01/2026	1.8	1.8	6.9
04/02/2026	12.6	10.8	14.0
04/03/2026	15.6	3.0	19.6
04/04/2026	22.3	6.7	26.7
04/05/2026	30.2	7.8	34.4
04/06/2026	36.3	6.2	41.4
04/07/2026	46.6	10.3	48.5
04/08/2026	54.8	8.1	56.4
04/09/2026	68.2	13.4	64.5
04/10/2026	75.5	7.3	72.5
04/11/2026	89.2	13.8	80.4
04/12/2026	102.7	13.5	90.1
04/13/2026	116.6	13.9	100.1
04/14/2026	121.1	4.5	109.0
04/15/2026	131.0	10.0	117.0
04/16/2026	143.9	12.8	124.2
04/17/2026	143.9		132.9
04/18/2026	149.3	5.5	140.2
04/19/2026	160.6	11.3	147.1
04/20/2026	176.6	15.9	155.3
04/21/2026	193.4	16.8	163.9
04/22/2026	210.2	16.8	173.2
04/23/2026	217.6	7.4	181.8
04/24/2026	229.3	11.7	188.9
04/25/2026	231.0	1.7	195.2
04/26/2026	231.9	0.9	203.4
04/27/2026	234.8	2.9	211.3
04/28/2026	241.0	6.2	220.1
04/29/2026	246.5	5.5	229.6
04/30/2026	246.9	0.4	238.4
05/01/2026	254.5	7.6	246.0
05/02/2026			253.7
05/03/2026			262.9
05/04/2026			271.9
05/05/2026			282.3
05/06/2026			292.7
05/07/2026			301.8
05/08/2026			310.8
05/09/2026			320.1
05/10/2026			328.5
05/11/2026			337.0
05/12/2026			347.5
05/13/2026			357.9
05/14/2026			368.6
05/15/2026			378.3
05/16/2026			390.0
05/17/2026			402.3
05/18/2026			413.9
05/19/2026			425.2
05/20/2026			436.8
05/21/2026			449.3
05/22/2026			461.0
05/23/2026			472.1
05/24/2026			482.6
05/25/2026			493.5
05/26/2026			506.3
05/27/2026			519.8
05/28/2026			533.4
05/29/2026			545.7
05/30/2026			558.7
05/31/2026			572.2
Date	Accum. GDD °F	Daily GDD °F	Historical Avg °F