Record envelope, standing records and threshold days for Sheep Mtn (USC00057572), Colorado, United States, with 31 years of record.
Key Facts for Sheep Mtn
Sheep Mtn (USC00057572) is a weather station in Colorado, United States at 37.72 latitude and -105.24 longitude, 2,360 m (7,744 ft) above sea level.
The station reports from 1988 to 2018, 31 years of record.
1,464 records set at Sheep Mtn still stand.
Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
Sheep Mtn set a daily record low maximum temperature of -7.2 C (19.0 F) on 13 November 2018.
About the Station
Location: Colorado, United States, 37.72 latitude, -105.24 longitude.
Elevation: 2,360 m (7,744 ft).
Period of record: 1988 to 2018, 31 years.
Eligible elements: tmax, tmin, prcp.
Daily Record Envelope and 2026
0 days at or beyond a record
Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Sheep Mtn. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Sheep Mtn, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
18.3 C (64.9 F)
-26.7 C (-16.1 F)
n/a
n/a
Feb
17.8 C (64.0 F)
-31.1 C (-24.0 F)
n/a
n/a
Mar
22.2 C (72.0 F)
-23.3 C (-9.9 F)
n/a
n/a
Apr
25.0 C (77.0 F)
-19.4 C (-2.9 F)
n/a
n/a
May
30.0 C (86.0 F)
-10.0 C (14.0 F)
n/a
n/a
Jun
33.9 C (93.0 F)
-7.8 C (18.0 F)
n/a
n/a
Jul
33.9 C (93.0 F)
-1.7 C (28.9 F)
n/a
n/a
Aug
33.9 C (93.0 F)
-5.6 C (21.9 F)
n/a
n/a
Sep
31.1 C (88.0 F)
-7.8 C (18.0 F)
n/a
n/a
Oct
27.2 C (81.0 F)
-17.2 C (1.0 F)
n/a
n/a
Nov
28.3 C (82.9 F)
-22.2 C (-8.0 F)
n/a
n/a
Dec
16.1 C (61.0 F)
-28.9 C (-20.0 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Sheep Mtn still stand. 1995 holds the most, with 76.
Standing records at Sheep Mtn by the year they were set
Year set
Standing records
1988
37
1989
49
1990
68
1991
39
1992
42
1993
43
1994
44
1995
76
1996
68
1997
53
1998
57
1999
59
2000
55
2001
31
2002
49
2003
44
2004
40
2005
36
2006
48
2007
33
2008
44
2009
40
2010
46
2011
42
2012
47
2013
64
2014
49
2015
47
2016
42
2017
36
2018
36
Wettest Day of Each Month
Apr: 99.1 mm (3.9 in)
The wettest day on record for each calendar month at Sheep Mtn. The most was 99.1 mm (3.9 in) on 22 April 1995.
Record daily precipitation for each month at Sheep Mtn
Month
Record daily precipitation (mm)
Date
Jan
35.6 mm (1.4 in)
21 January 2004
Feb
31.8 mm (1.3 in)
4 February 1989
Mar
38.9 mm (1.5 in)
19 March 2003
Apr
99.1 mm (3.9 in)
22 April 1995
May
51.1 mm (2.0 in)
20 May 2001
Jun
29.2 mm (1.1 in)
22 June 1996
Jul
48.3 mm (1.9 in)
14 July 2014
Aug
67.6 mm (2.7 in)
2 August 1994
Sep
29.2 mm (1.1 in)
10 September 2002
Oct
45.7 mm (1.8 in)
10 October 2005
Nov
39.6 mm (1.6 in)
28 November 1997
Dec
25.4 mm (1.0 in)
8 December 2009
Period of Record Coverage
1988 to 2018
Complete yearUnder 90 percent of days
31 years of record at Sheep Mtn, 1988 to 2018. 7 years have data for under 90 percent of days and are left out of rankings: 1989, 2003, 2006, 2007, 2009, 2014, 2018.
Cooler than the station meanWarmer than the station mean
One stripe for each of 23 complete years at Sheep Mtn, 1988 to 2017. Blue stripes are years cooler than the station's own mean of 8.0 C (46.4 F); red stripes are warmer. The coolest year was 1993, at 6.8 C (44.2 F), and the warmest was 2012, at 9.4 C (48.9 F). The strongest colour marks a difference of 1.4 C (2.5 F).
Annual mean temperature at Sheep Mtn as warming stripes, 1988 to 2017
Year
Annual mean temperature
Difference from the station mean
1988
7.5 C
-0.56 C
1990
7.5 C
-0.48 C
1991
7.4 C
-0.64 C
1992
7.5 C
-0.51 C
1993
6.8 C
-1.23 C
1994
8.1 C
+0.09 C
1995
7.9 C
-0.10 C
1996
8.3 C
+0.25 C
1997
7.1 C
-0.90 C
1998
7.9 C
-0.09 C
1999
8.3 C
+0.26 C
2000
8.5 C
+0.50 C
2001
8.6 C
+0.59 C
2002
8.2 C
+0.15 C
2005
8.3 C
+0.32 C
2008
7.6 C
-0.40 C
2010
8.5 C
+0.47 C
2011
8.3 C
+0.27 C
2012
9.4 C
+1.40 C
2013
7.6 C
-0.40 C
2015
8.3 C
+0.32 C
2016
8.2 C
+0.22 C
2017
8.6 C
+0.57 C
This station does not have enough complete years (30 are needed) to fit a temperature trend.
A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.
Extremes by Year
1988 to 2018
Yearly extremes at Sheep Mtn: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
33.9 C (93.0 F)
2012
32.2 C (90.0 F)
31
Coldest night (TNn)
-31.1 C (-24.0 F)
2011
-22.2 C (-8.0 F)
31
Wettest day (Rx1day)
99.1 mm (3.9 in)
1995
29.5 mm (1.2 in)
31
Wettest five days (Rx5day)
99.1 mm (3.9 in)
1995
45.7 mm (1.8 in)
31
Longest dry spell (CDD)
63 days
2002
33 days
31
Hottest day (TXx)
The hottest day of the year at Sheep Mtn, 1988 to 2018. The record is 33.9 C (93.0 F) in 2012, marked on the chart; the median year is 32.2 C (90.0 F).
Hottest day (TXx) at Sheep Mtn by year
Year
Hottest day (TXx)
1988
30.6 C (87.1 F)
1989
29.4 C (84.9 F)
1990
33.3 C (91.9 F)
1991
30.6 C (87.1 F)
1992
30.6 C (87.1 F)
1993
30.0 C (86.0 F)
1994
32.2 C (90.0 F)
1995
32.2 C (90.0 F)
1996
31.1 C (88.0 F)
1997
31.7 C (89.1 F)
1998
32.8 C (91.0 F)
1999
31.1 C (88.0 F)
2000
31.1 C (88.0 F)
2001
32.8 C (91.0 F)
2002
32.8 C (91.0 F)
2003
33.3 C (91.9 F)
2004
31.1 C (88.0 F)
2005
32.8 C (91.0 F)
2006
31.7 C (89.1 F)
2007
32.2 C (90.0 F)
2008
32.2 C (90.0 F)
2009
32.2 C (90.0 F)
2010
32.2 C (90.0 F)
2011
33.3 C (91.9 F)
2012
33.9 C (93.0 F)
2013
32.8 C (91.0 F)
2014
30.6 C (87.1 F)
2015
32.2 C (90.0 F)
2016
33.9 C (93.0 F)
2017
31.7 C (89.1 F)
2018
32.8 C (91.0 F)
Coldest night (TNn)
The coldest night of the year at Sheep Mtn, 1988 to 2018. The record is -31.1 C (-24.0 F) in 2011, marked on the chart; the median year is -22.2 C (-8.0 F).
Coldest night (TNn) at Sheep Mtn by year
Year
Coldest night (TNn)
1988
-20.0 C (-4.0 F)
1989
-30.0 C (-22.0 F)
1990
-28.9 C (-20.0 F)
1991
-22.2 C (-8.0 F)
1992
-21.1 C (-6.0 F)
1993
-21.7 C (-7.1 F)
1994
-20.6 C (-5.1 F)
1995
-18.9 C (-2.0 F)
1996
-25.0 C (-13.0 F)
1997
-26.7 C (-16.1 F)
1998
-24.4 C (-11.9 F)
1999
-17.2 C (1.0 F)
2000
-18.3 C (-0.9 F)
2001
-21.1 C (-6.0 F)
2002
-23.3 C (-9.9 F)
2003
-20.0 C (-4.0 F)
2004
-25.0 C (-13.0 F)
2005
-24.4 C (-11.9 F)
2006
-22.8 C (-9.0 F)
2007
-25.0 C (-13.0 F)
2008
-23.9 C (-11.0 F)
2009
-22.2 C (-8.0 F)
2010
-20.0 C (-4.0 F)
2011
-31.1 C (-24.0 F)
2012
-19.4 C (-2.9 F)
2013
-22.2 C (-8.0 F)
2014
-26.1 C (-15.0 F)
2015
-22.8 C (-9.0 F)
2016
-21.1 C (-6.0 F)
2017
-20.6 C (-5.1 F)
2018
-17.8 C (0.0 F)
Wettest day (Rx1day)
The wettest day of the year at Sheep Mtn, 1988 to 2018. The record is 99.1 mm (3.9 in) in 1995, marked on the chart; the median year is 29.5 mm (1.2 in).
Wettest day (Rx1day) at Sheep Mtn by year
Year
Wettest day (Rx1day)
1988
17.8 mm (0.7 in)
1989
31.8 mm (1.3 in)
1990
22.9 mm (0.9 in)
1991
32.3 mm (1.3 in)
1992
28.7 mm (1.1 in)
1993
20.3 mm (0.8 in)
1994
67.6 mm (2.7 in)
1995
99.1 mm (3.9 in)
1996
30.2 mm (1.2 in)
1997
39.6 mm (1.6 in)
1998
21.3 mm (0.8 in)
1999
21.8 mm (0.9 in)
2000
35.6 mm (1.4 in)
2001
51.1 mm (2.0 in)
2002
29.2 mm (1.1 in)
2003
38.9 mm (1.5 in)
2004
43.9 mm (1.7 in)
2005
45.7 mm (1.8 in)
2006
25.4 mm (1.0 in)
2007
41.4 mm (1.6 in)
2008
25.7 mm (1.0 in)
2009
29.5 mm (1.2 in)
2010
20.3 mm (0.8 in)
2011
21.3 mm (0.8 in)
2012
20.8 mm (0.8 in)
2013
45.5 mm (1.8 in)
2014
48.3 mm (1.9 in)
2015
35.3 mm (1.4 in)
2016
15.2 mm (0.6 in)
2017
25.4 mm (1.0 in)
2018
22.9 mm (0.9 in)
Wettest five days (Rx5day)
The wettest five days of the year at Sheep Mtn, 1988 to 2018. The record is 99.1 mm (3.9 in) in 1995, marked on the chart; the median year is 45.7 mm (1.8 in).
Wettest five days (Rx5day) at Sheep Mtn by year
Year
Wettest five days (Rx5day)
1988
36.8 mm (1.4 in)
1989
55.5 mm (2.2 in)
1990
50.5 mm (2.0 in)
1991
52.4 mm (2.1 in)
1992
31.8 mm (1.3 in)
1993
40.8 mm (1.6 in)
1994
71.4 mm (2.8 in)
1995
99.1 mm (3.9 in)
1996
47.5 mm (1.9 in)
1997
68.7 mm (2.7 in)
1998
42.9 mm (1.7 in)
1999
33.0 mm (1.3 in)
2000
46.0 mm (1.8 in)
2001
68.9 mm (2.7 in)
2002
37.1 mm (1.5 in)
2003
44.5 mm (1.8 in)
2004
51.3 mm (2.0 in)
2005
45.7 mm (1.8 in)
2006
52.8 mm (2.1 in)
2007
45.2 mm (1.8 in)
2008
36.1 mm (1.4 in)
2009
45.0 mm (1.8 in)
2010
34.0 mm (1.3 in)
2011
33.2 mm (1.3 in)
2012
25.4 mm (1.0 in)
2013
58.9 mm (2.3 in)
2014
80.0 mm (3.1 in)
2015
53.1 mm (2.1 in)
2016
33.7 mm (1.3 in)
2017
44.5 mm (1.8 in)
2018
46.6 mm (1.8 in)
Longest dry spell (CDD)
The longest dry spell of the year at Sheep Mtn, 1988 to 2018. The record is 63 days in 2002, marked on the chart; the median year is 33 days.
Longest dry spell (CDD) at Sheep Mtn by year
Year
Longest dry spell (CDD)
1988
31 days
1989
29 days
1990
35 days
1991
54 days
1992
50 days
1993
27 days
1994
27 days
1995
36 days
1996
26 days
1997
25 days
1998
55 days
1999
30 days
2000
37 days
2001
29 days
2002
63 days
2003
28 days
2004
33 days
2005
25 days
2006
32 days
2007
36 days
2008
34 days
2009
29 days
2010
44 days
2011
44 days
2012
44 days
2013
48 days
2014
31 days
2015
21 days
2016
51 days
2017
27 days
2018
37 days
Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.
Frost Dates and Growing Season
23 years with a frost
Across 23 years with a frost, the median last spring frost at Sheep Mtn falls on 18 May and the median first autumn frost on 28 September, which leaves a median of 130 days between them.
Frost dates and growing season at Sheep Mtn
Measure
Median, all years
Earliest period
Recent period (1988 to 2017)
Recent against earliest
Fitted trend
Last spring frost
18 May
n/a
18 May
n/a
n/a
First autumn frost
28 September
n/a
28 September
n/a
n/a
Growing days
130 days
n/a
130 days
n/a
n/a
A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.
Download the Data
Data for Sheep Mtn standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Sheep Mtn threshold days by year: CSV or JSON. Field meanings are on the data page.
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14 (14 October 2026). Records are computed by this site and are not official.