Horse Hollow - Cove Fort 5W Ut Weather Records (USR0000HORS)

Record envelope, standing records and threshold days for Horse Hollow - Cove Fort 5W Ut (USR0000HORS), Utah, United States, with 34 years of record.

Key Facts for Horse Hollow - Cove Fort 5W Ut

Horse Hollow - Cove Fort 5W Ut (USR0000HORS) is a weather station in Utah, United States at 38.67 latitude and -112.65 longitude, 1,832 m (6,010 ft) above sea level.
The station reports from 1990 to 2023, 34 years of record.
1,464 records set at Horse Hollow - Cove Fort 5W Ut still stand.
Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.
Horse Hollow - Cove Fort 5W Ut tied a daily record high minimum temperature of 14.4 C (57.9 F) on 9 October 2026 (provisional).

Provisional Records

Records set in the last 60 days are provisional until they clear the revision window.

About the Station

Location: Utah, United States, 38.67 latitude, -112.65 longitude.
Elevation: 1,832 m (6,010 ft).
Period of record: 1990 to 2023, 34 years.
Eligible elements: tmax, tmin.

Daily Record Envelope and 2026

29 days at or beyond a record

The band shows the record high and record low for each calendar day at Horse Hollow - Cove Fort 5W Ut. The lines show the 2026 daily maximum and minimum. 29 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Horse Hollow - Cove Fort 5W Ut, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	18.9 C (66.0 F)	-23.9 C (-11.0 F)	12.2 C (54.0 F)	-12.2 C (10.0 F)
Feb	19.4 C (66.9 F)	-21.1 C (-6.0 F)	17.8 C (64.0 F)	-12.8 C (9.0 F)
Mar	28.3 C (82.9 F)	-15.0 C (5.0 F)	28.3 C (82.9 F)	-6.1 C (21.0 F)
Apr	27.8 C (82.0 F)	-13.3 C (8.1 F)	23.9 C (75.0 F)	-7.8 C (18.0 F)
May	33.9 C (93.0 F)	-7.8 C (18.0 F)	31.7 C (89.1 F)	-1.1 C (30.0 F)
Jun	37.8 C (100.0 F)	-1.1 C (30.0 F)	35.0 C (95.0 F)	2.2 C (36.0 F)
Jul	40.0 C (104.0 F)	2.2 C (36.0 F)	37.2 C (99.0 F)	15.6 C (60.1 F)
Aug	37.2 C (99.0 F)	3.9 C (39.0 F)	37.2 C (99.0 F)	11.7 C (53.1 F)
Sep	36.1 C (97.0 F)	-2.8 C (27.0 F)	31.1 C (88.0 F)	6.7 C (44.1 F)
Oct	30.6 C (87.1 F)	-15.6 C (3.9 F)	28.9 C (84.0 F)	8.9 C (48.0 F)
Nov	24.4 C (75.9 F)	-21.1 C (-6.0 F)	n/a	n/a
Dec	18.9 C (66.0 F)	-31.7 C (-25.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Horse Hollow - Cove Fort 5W Ut still stand. 1991 holds the most, with 54.

Standing records at Horse Hollow - Cove Fort 5W Ut by the year they were set
Year set	Standing records
1990	31
1991	54
1992	32
1993	36
1994	39
1995	52
1996	51
1997	28
1998	39
1999	51
2000	49
2001	47
2002	52
2003	51
2004	40
2005	23
2006	37
2007	44
2008	32
2009	35
2010	31
2011	39
2012	30
2013	38
2014	32
2015	35
2016	39
2017	46
2018	33
2019	36
2020	45
2021	39
2022	44
2023	30
2024	34
2025	49
2026	41

All-Time Record Progression

2 new records

2 all-time records were set at Horse Hollow - Cove Fort 5W Ut between 8 July 2021 and 23 July 2022. Each dot is a new record.

When Horse Hollow - Cove Fort 5W Ut set new all-time records
Date	Kind	Detail
2021-07-08	Record high minimum temperature	Record high minimum temperature 25.3 C (77.5 F)
2022-07-23	Record high minimum temperature	Record high minimum temperature 26.1 C (79.0 F)

Period of Record Coverage

1990 to 2026

37 years of record at Horse Hollow - Cove Fort 5W Ut, 1990 to 2026. 2 years have data for under 90 percent of days and are left out of rankings: 1990, 2026.

Days with data per year at Horse Hollow - Cove Fort 5W Ut
Year	Days with data	Share of year	Complete
1990	110	30%	No
1991	363	99%	Yes
1992	365	100%	Yes
1993	353	97%	Yes
1994	364	100%	Yes
1995	363	99%	Yes
1996	363	99%	Yes
1997	362	99%	Yes
1998	365	100%	Yes
1999	364	100%	Yes
2000	365	100%	Yes
2001	365	100%	Yes
2002	364	100%	Yes
2003	365	100%	Yes
2004	364	99%	Yes
2005	365	100%	Yes
2006	364	100%	Yes
2007	365	100%	Yes
2008	366	100%	Yes
2009	363	99%	Yes
2010	365	100%	Yes
2011	363	99%	Yes
2012	364	99%	Yes
2013	365	100%	Yes
2014	364	100%	Yes
2015	365	100%	Yes
2016	363	99%	Yes
2017	364	100%	Yes
2018	362	99%	Yes
2019	362	99%	Yes
2020	365	100%	Yes
2021	365	100%	Yes
2022	365	100%	Yes
2023	364	100%	Yes
2024	365	100%	Yes
2025	364	100%	Yes
2026	283	78%	No

Latest Records

Latest records at Horse Hollow - Cove Fort 5W Ut
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
9 October 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Tie, Provisional)	14.4 C (57.9 F)	tie	5 years	1 of 100 (Routine)
6 October 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Provisional)	12.8 C (55.0 F)	0.6 C (1.1 F)	24 years	11 of 100 (Routine)
5 October 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high max (Provisional)	27.8 C (82.0 F)	0.6 C (1.1 F)	28 years	11 of 100 (Routine)
5 October 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Provisional)	15.6 C (60.1 F)	2.8 C (5.0 F)	5 years	9 of 100 (Routine)
3 October 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Provisional)	15.6 C (60.1 F)	0.6 C (1.1 F)	0 years	4 of 100 (Routine)
17 September 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Provisional)	17.2 C (63.0 F)	0.5 C (0.9 F)	21 years	10 of 100 (Routine)
13 September 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Provisional)	20.0 C (68.0 F)	1.3 C (2.3 F)	4 years	6 of 100 (Routine)
12 September 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Provisional)	20.6 C (69.1 F)	1.7 C (3.1 F)	8 years	8 of 100 (Routine)
28 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Tie, Provisional)	20.6 C (69.1 F)	tie	28 years	2 of 100 (Routine)
20 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Provisional)	22.8 C (73.0 F)	1.7 C (3.1 F)	0 years	8 of 100 (Routine)
19 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Provisional)	23.9 C (75.0 F)	2.2 C (4.0 F)	24 years	16 of 100 (Routine)
18 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min (Tie, Provisional)	20.6 C (69.1 F)	tie	24 years	2 of 100 (Routine)
14 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily low max	22.2 C (72.0 F)	4.5 C (8.1 F)	4 years	19 of 100 (Routine)
14 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily low min (Tie)	12.8 C (55.0 F)	tie	32 years	3 of 100 (Routine)
9 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min	22.8 C (73.0 F)	1.5 C (2.7 F)	4 years	8 of 100 (Routine)
8 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high min	22.8 C (73.0 F)	1.7 C (3.1 F)	25 years	15 of 100 (Routine)
8 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high max	36.7 C (98.1 F)	2.3 C (4.1 F)	13 years	14 of 100 (Routine)
7 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high max	36.1 C (97.0 F)	1.1 C (2.0 F)	1 year	6 of 100 (Routine)
6 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high max	36.1 C (97.0 F)	0.5 C (0.9 F)	32 years	13 of 100 (Routine)
5 August 2026	Horse Hollow - Cove Fort 5W Ut, US	daily high max (Tie)	35.6 C (96.1 F)	tie	32 years	3 of 100 (Routine)

Climate Trend

35 complete years, 1991 to 2025

One stripe for each of 35 complete years at Horse Hollow - Cove Fort 5W Ut, 1991 to 2025. Blue stripes are years cooler than the station's own mean of 10.6 C (51.0 F); red stripes are warmer. The coolest year was 1993, at 9.1 C (48.3 F), and the warmest was 2025, at 12.0 C (53.5 F). The strongest colour marks a difference of 1.6 C (2.9 F).

Annual mean temperature at Horse Hollow - Cove Fort 5W Ut as warming stripes, 1991 to 2025
Year	Annual mean temperature	Difference from the station mean
1991	9.4 C	-1.22 C
1992	10.5 C	-0.08 C
1993	9.1 C	-1.52 C
1994	10.8 C	+0.24 C
1995	10.4 C	-0.18 C
1996	10.8 C	+0.23 C
1997	9.9 C	-0.64 C
1998	9.6 C	-0.96 C
1999	10.6 C	-0.01 C
2000	10.8 C	+0.24 C
2001	11.0 C	+0.46 C
2002	10.3 C	-0.26 C
2003	11.4 C	+0.86 C
2004	10.0 C	-0.55 C
2005	10.3 C	-0.31 C
2006	10.6 C	-0.03 C
2007	11.1 C	+0.51 C
2008	10.1 C	-0.52 C
2009	10.2 C	-0.39 C
2010	10.1 C	-0.50 C
2011	9.6 C	-0.96 C
2012	11.7 C	+1.13 C
2013	9.9 C	-0.66 C
2014	11.4 C	+0.78 C
2015	11.4 C	+0.82 C
2016	11.2 C	+0.61 C
2017	11.3 C	+0.69 C
2018	11.0 C	+0.43 C
2019	9.6 C	-0.97 C
2020	11.2 C	+0.62 C
2021	11.2 C	+0.62 C
2022	10.3 C	-0.27 C
2023	10.0 C	-0.60 C
2024	11.5 C	+0.95 C
2025	12.0 C	+1.37 C

The annual mean temperature here has risen by 0.3 C (0.1 to 0.5) per decade over 1991 to 2025. In Fahrenheit: 0.5 F (0.1 to 0.9) per decade. The slope is a straight line fitted to 35 complete years; the brackets give its 95 percent interval.

Fitted temperature trends per decade at Horse Hollow - Cove Fort 5W Ut
Measure	Per decade (C)	Per decade (F)	Period	Complete years	Reading
Annual mean temperature	0.3 C (0.1 to 0.5) per decade	0.5 F (0.1 to 0.9) per decade	1991 to 2025	35	Rise
Mean daily maximum	0.2 C (-0.1 to 0.4) per decade	0.3 F (-0.1 to 0.8) per decade	1991 to 2025	35	Not clearly different from zero
Mean daily minimum	0.4 C (0.2 to 0.6) per decade	0.7 F (0.3 to 1.2) per decade	1991 to 2025	35	Rise

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

1990 to 2026

Yearly extremes at Horse Hollow - Cove Fort 5W Ut: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	40.0 C (104.0 F)	2002	36.7 C (98.1 F)	37
Coldest night (TNn)	-31.7 C (-25.1 F)	1990	-18.9 C (-2.0 F)	37

Hottest day (TXx)

The hottest day of the year at Horse Hollow - Cove Fort 5W Ut, 1990 to 2026. The record is 40.0 C (104.0 F) in 2002, marked on the chart; the median year is 36.7 C (98.1 F).

Hottest day (TXx) at Horse Hollow - Cove Fort 5W Ut by year
Year	Hottest day (TXx)
1990	33.9 C (93.0 F)
1991	35.0 C (95.0 F)
1992	35.6 C (96.1 F)
1993	33.3 C (91.9 F)
1994	36.1 C (97.0 F)
1995	36.7 C (98.1 F)
1996	36.1 C (97.0 F)
1997	35.0 C (95.0 F)
1998	38.3 C (100.9 F)
1999	36.1 C (97.0 F)
2000	37.8 C (100.0 F)
2001	37.2 C (99.0 F)
2002	40.0 C (104.0 F)
2003	38.3 C (100.9 F)
2004	35.0 C (95.0 F)
2005	39.4 C (102.9 F)
2006	38.3 C (100.9 F)
2007	36.7 C (98.1 F)
2008	36.1 C (97.0 F)
2009	37.2 C (99.0 F)
2010	36.1 C (97.0 F)
2011	35.6 C (96.1 F)
2012	36.7 C (98.1 F)
2013	37.8 C (100.0 F)
2014	35.6 C (96.1 F)
2015	37.2 C (99.0 F)
2016	36.7 C (98.1 F)
2017	36.7 C (98.1 F)
2018	35.6 C (96.1 F)
2019	35.0 C (95.0 F)
2020	36.7 C (98.1 F)
2021	37.3 C (99.1 F)
2022	36.7 C (98.1 F)
2023	38.3 C (100.9 F)
2024	37.8 C (100.0 F)
2025	36.7 C (98.1 F)
2026	37.2 C (99.0 F)

Coldest night (TNn)

The coldest night of the year at Horse Hollow - Cove Fort 5W Ut, 1990 to 2026. The record is -31.7 C (-25.1 F) in 1990, marked on the chart; the median year is -18.9 C (-2.0 F).

Coldest night (TNn) at Horse Hollow - Cove Fort 5W Ut by year
Year	Coldest night (TNn)
1990	-31.7 C (-25.1 F)
1991	-18.9 C (-2.0 F)
1992	-18.3 C (-0.9 F)
1993	-20.6 C (-5.1 F)
1994	-21.1 C (-6.0 F)
1995	-16.7 C (1.9 F)
1996	-18.9 C (-2.0 F)
1997	-17.2 C (1.0 F)
1998	-25.6 C (-14.1 F)
1999	-16.7 C (1.9 F)
2000	-15.6 C (3.9 F)
2001	-18.9 C (-2.0 F)
2002	-17.8 C (0.0 F)
2003	-18.3 C (-0.9 F)
2004	-18.9 C (-2.0 F)
2005	-16.7 C (1.9 F)
2006	-18.9 C (-2.0 F)
2007	-23.9 C (-11.0 F)
2008	-19.4 C (-2.9 F)
2009	-18.9 C (-2.0 F)
2010	-21.1 C (-6.0 F)
2011	-21.1 C (-6.0 F)
2012	-17.8 C (0.0 F)
2013	-23.3 C (-9.9 F)
2014	-18.9 C (-2.0 F)
2015	-18.3 C (-0.9 F)
2016	-20.0 C (-4.0 F)
2017	-22.2 C (-8.0 F)
2018	-17.8 C (0.0 F)
2019	-19.4 C (-2.9 F)
2020	-17.9 C (-0.2 F)
2021	-15.1 C (4.8 F)
2022	-18.8 C (-1.8 F)
2023	-20.6 C (-5.1 F)
2024	-15.6 C (3.9 F)
2025	-17.2 C (1.0 F)
2026	-12.8 C (9.0 F)

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

35 years with a frost

Across 35 years with a frost, the median last spring frost at Horse Hollow - Cove Fort 5W Ut falls on 20 May and the median first autumn frost on 4 October, which leaves a median of 140 days between them.

Fitted over all years, the growing season changes by +4.3 days per decade at this station.

Frost dates and growing season at Horse Hollow - Cove Fort 5W Ut
Measure	Median, all years	Earliest period	Recent period (1996 to 2025)	Recent against earliest	Fitted trend
Last spring frost	20 May	n/a	21 May	n/a	-1.5 days per decade
First autumn frost	4 October	n/a	4 October	n/a	+2.8 days per decade
Growing days	140 days	n/a	139 days	n/a	+4.3 days per decade

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 Horse Hollow - Cove Fort 5W Ut standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Horse Hollow - Cove Fort 5W Ut 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 2026-10-12 (12 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-13. Last revised 13 October 2026 (2026-10-13).