Gunsight Arizona Weather Records (USR0000AGUN)

Record envelope, standing records and threshold days for Gunsight Arizona (USR0000AGUN), Arizona, United States, with 30 years of record.

Key Facts for Gunsight Arizona

Gunsight Arizona (USR0000AGUN) is a weather station in Arizona, United States at 36.70 latitude and -112.58 longitude, 1,609 m (5,280 ft) above sea level.
The station reports from 1994 to 2023, 30 years of record.
1,464 records set at Gunsight Arizona still stand.
Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.
Gunsight Arizona tied a daily record low maximum temperature of 20.0 C (68.0 F) on 29 September 2026 (provisional).

Provisional Records

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

About the Station

Location: Arizona, United States, 36.70 latitude, -112.58 longitude.
Elevation: 1,609 m (5,280 ft).
Period of record: 1994 to 2023, 30 years.
Eligible elements: tmax, tmin.

Daily Record Envelope and 2026

35 days at or beyond a record

The band shows the record high and record low for each calendar day at Gunsight Arizona. The lines show the 2026 daily maximum and minimum. 35 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Gunsight Arizona, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	20.0 C (68.0 F)	-17.8 C (0.0 F)	17.8 C (64.0 F)	-11.7 C (10.9 F)
Feb	22.8 C (73.0 F)	-16.1 C (3.0 F)	22.8 C (73.0 F)	-8.3 C (17.1 F)
Mar	32.2 C (90.0 F)	-11.1 C (12.0 F)	32.2 C (90.0 F)	-2.8 C (27.0 F)
Apr	32.2 C (90.0 F)	-6.7 C (19.9 F)	27.2 C (81.0 F)	-0.6 C (30.9 F)
May	37.2 C (99.0 F)	-1.1 C (30.0 F)	35.0 C (95.0 F)	2.2 C (36.0 F)
Jun	41.3 C (106.3 F)	2.8 C (37.0 F)	37.2 C (99.0 F)	11.7 C (53.1 F)
Jul	42.2 C (108.0 F)	10.0 C (50.0 F)	38.9 C (102.0 F)	14.4 C (57.9 F)
Aug	40.0 C (104.0 F)	10.6 C (51.1 F)	39.4 C (102.9 F)	13.3 C (55.9 F)
Sep	38.9 C (102.0 F)	0.6 C (33.1 F)	35.0 C (95.0 F)	8.3 C (46.9 F)
Oct	33.3 C (91.9 F)	-10.6 C (12.9 F)	30.6 C (87.1 F)	11.7 C (53.1 F)
Nov	25.6 C (78.1 F)	-12.8 C (9.0 F)	n/a	n/a
Dec	20.0 C (68.0 F)	-16.7 C (1.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Gunsight Arizona still stand. 1996 holds the most, with 70.

Standing records at Gunsight Arizona by the year they were set
Year set	Standing records
1994	17
1995	60
1996	70
1997	34
1998	44
1999	52
2000	53
2001	49
2002	45
2003	45
2004	39
2005	39
2006	41
2007	47
2008	44
2009	43
2010	43
2011	58
2012	36
2013	50
2014	38
2015	39
2016	37
2017	52
2018	32
2019	48
2020	44
2021	54
2022	35
2023	31
2024	32
2025	59
2026	54

Period of Record Coverage

1994 to 2026

33 years of record at Gunsight Arizona, 1994 to 2026. 2 years have data for under 90 percent of days and are left out of rankings: 1994, 2026.

Days with data per year at Gunsight Arizona
Year	Days with data	Share of year	Complete
1994	97	27%	No
1995	363	99%	Yes
1996	365	100%	Yes
1997	363	99%	Yes
1998	358	98%	Yes
1999	364	100%	Yes
2000	364	99%	Yes
2001	364	100%	Yes
2002	365	100%	Yes
2003	365	100%	Yes
2004	366	100%	Yes
2005	365	100%	Yes
2006	365	100%	Yes
2007	365	100%	Yes
2008	366	100%	Yes
2009	364	100%	Yes
2010	364	100%	Yes
2011	364	100%	Yes
2012	365	100%	Yes
2013	364	100%	Yes
2014	365	100%	Yes
2015	365	100%	Yes
2016	361	99%	Yes
2017	365	100%	Yes
2018	365	100%	Yes
2019	363	99%	Yes
2020	366	100%	Yes
2021	365	100%	Yes
2022	333	91%	Yes
2023	365	100%	Yes
2024	366	100%	Yes
2025	365	100%	Yes
2026	284	78%	No

Latest Records

Latest records at Gunsight Arizona
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
29 September 2026	Gunsight Arizona, US	daily low max (Tie, Provisional)	20.0 C (68.0 F)	tie	12 years	1 of 100 (Routine)
15 September 2026	Gunsight Arizona, US	daily high min (Provisional)	20.0 C (68.0 F)	2.2 C (4.0 F)	19 years	14 of 100 (Routine)
14 September 2026	Gunsight Arizona, US	daily high min (Provisional)	18.3 C (64.9 F)	0.5 C (0.9 F)	19 years	9 of 100 (Routine)
13 September 2026	Gunsight Arizona, US	daily high min (Provisional)	21.1 C (70.0 F)	2.2 C (4.0 F)	9 years	11 of 100 (Routine)
12 September 2026	Gunsight Arizona, US	monthly high min (Provisional)	22.2 C (72.0 F)	0.5 C (0.9 F)	19 years	19 of 100 (Routine)
11 September 2026	Gunsight Arizona, US	daily high min (Tie, Provisional)	18.3 C (64.9 F)	tie	28 years	2 of 100 (Routine)
10 September 2026	Gunsight Arizona, US	daily high max (Provisional)	35.0 C (95.0 F)	0.6 C (1.1 F)	4 years	5 of 100 (Routine)
30 August 2026	Gunsight Arizona, US	daily high min (Provisional)	20.0 C (68.0 F)	0.6 C (1.1 F)	28 years	13 of 100 (Routine)
27 August 2026	Gunsight Arizona, US	daily high min (Tie, Provisional)	21.1 C (70.0 F)	tie	5 years	1 of 100 (Routine)
26 August 2026	Gunsight Arizona, US	daily high max (Tie, Provisional)	37.2 C (99.0 F)	tie	24 years	2 of 100 (Routine)
24 August 2026	Gunsight Arizona, US	daily high min (Tie, Provisional)	20.0 C (68.0 F)	tie	15 years	1 of 100 (Routine)
15 August 2026	Gunsight Arizona, US	daily low min	13.3 C (55.9 F)	1.7 C (3.1 F)	27 years	18 of 100 (Routine)
14 August 2026	Gunsight Arizona, US	daily low max	21.7 C (71.1 F)	5.5 C (9.9 F)	27 years	28 of 100 (Routine)
8 August 2026	Gunsight Arizona, US	daily high max	38.9 C (102.0 F)	1.1 C (2.0 F)	13 years	10 of 100 (Routine)
7 August 2026	Gunsight Arizona, US	daily high max (Tie)	37.2 C (99.0 F)	tie	8 years	1 of 100 (Routine)
6 August 2026	Gunsight Arizona, US	daily high max	37.8 C (100.0 F)	0.6 C (1.1 F)	28 years	12 of 100 (Routine)
4 August 2026	Gunsight Arizona, US	daily high max	38.9 C (102.0 F)	1.7 C (3.1 F)	31 years	17 of 100 (Routine)
4 August 2026	Gunsight Arizona, US	daily high min	22.8 C (73.0 F)	1.7 C (3.1 F)	7 years	12 of 100 (Routine)
3 August 2026	Gunsight Arizona, US	daily high max	38.9 C (102.0 F)	1.7 C (3.1 F)	31 years	17 of 100 (Routine)
3 August 2026	Gunsight Arizona, US	daily high min	22.8 C (73.0 F)	1.1 C (2.0 F)	29 years	16 of 100 (Routine)

Climate Trend

30 complete years, 1995 to 2025

One stripe for each of 30 complete years at Gunsight Arizona, 1995 to 2025. Blue stripes are years cooler than the station's own mean of 14.1 C (57.3 F); red stripes are warmer. The coolest year was 1998, at 12.8 C (55.1 F), and the warmest was 2025, at 15.4 C (59.6 F). The strongest colour marks a difference of 1.3 C (2.3 F).

Annual mean temperature at Gunsight Arizona as warming stripes, 1995 to 2025
Year	Annual mean temperature	Difference from the station mean
1995	13.8 C	-0.31 C
1996	14.4 C	+0.29 C
1997	13.5 C	-0.54 C
1998	12.8 C	-1.26 C
1999	13.9 C	-0.13 C
2000	14.4 C	+0.35 C
2001	14.1 C	-0.02 C
2002	14.1 C	+0.03 C
2003	14.5 C	+0.44 C
2004	13.7 C	-0.34 C
2005	13.8 C	-0.23 C
2006	13.9 C	-0.16 C
2007	14.4 C	+0.29 C
2008	13.6 C	-0.49 C
2009	13.7 C	-0.40 C
2010	13.2 C	-0.83 C
2011	13.1 C	-0.96 C
2012	14.8 C	+0.77 C
2013	13.3 C	-0.74 C
2014	14.7 C	+0.59 C
2015	14.1 C	+0.06 C
2016	14.4 C	+0.34 C
2017	14.9 C	+0.82 C
2018	14.7 C	+0.58 C
2019	13.1 C	-0.95 C
2020	14.8 C	+0.73 C
2021	14.7 C	+0.63 C
2023	13.2 C	-0.83 C
2024	15.0 C	+0.93 C
2025	15.4 C	+1.28 C

The annual mean temperature here has risen by 0.27 C (0.01 to 0.53) per decade over 1995 to 2025. In Fahrenheit: 0.48 F (0.01 to 0.95) per decade. The slope is a straight line fitted to 30 complete years; the brackets give its 95 percent interval.

Fitted temperature trends per decade at Gunsight Arizona
Measure	Per decade (C)	Per decade (F)	Period	Complete years	Reading
Annual mean temperature	0.27 C (0.01 to 0.53) per decade	0.48 F (0.01 to 0.95) per decade	1995 to 2025	30	Rise
Mean daily maximum	0.2 C (-0.1 to 0.5) per decade	0.4 F (-0.2 to 0.9) per decade	1995 to 2025	30	Not clearly different from zero
Mean daily minimum	0.3 C (0.1 to 0.6) per decade	0.6 F (0.1 to 1.0) per decade	1995 to 2025	30	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

1994 to 2026

Yearly extremes at Gunsight Arizona: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	42.2 C (108.0 F)	2021	39.4 C (102.9 F)	33
Coldest night (TNn)	-17.8 C (0.0 F)	2007	-11.7 C (10.9 F)	33

Hottest day (TXx)

The hottest day of the year at Gunsight Arizona, 1994 to 2026. The record is 42.2 C (108.0 F) in 2021, marked on the chart; the median year is 39.4 C (102.9 F).

Hottest day (TXx) at Gunsight Arizona by year
Year	Hottest day (TXx)
1994	31.7 C (89.1 F)
1995	39.4 C (102.9 F)
1996	39.4 C (102.9 F)
1997	38.9 C (102.0 F)
1998	40.6 C (105.1 F)
1999	39.4 C (102.9 F)
2000	39.4 C (102.9 F)
2001	39.4 C (102.9 F)
2002	41.1 C (106.0 F)
2003	41.1 C (106.0 F)
2004	37.8 C (100.0 F)
2005	40.6 C (105.1 F)
2006	40.6 C (105.1 F)
2007	40.6 C (105.1 F)
2008	38.3 C (100.9 F)
2009	41.1 C (106.0 F)
2010	38.9 C (102.0 F)
2011	38.3 C (100.9 F)
2012	38.9 C (102.0 F)
2013	40.6 C (105.1 F)
2014	38.3 C (100.9 F)
2015	39.4 C (102.9 F)
2016	40.0 C (104.0 F)
2017	39.4 C (102.9 F)
2018	37.8 C (100.0 F)
2019	38.3 C (100.9 F)
2020	40.0 C (104.0 F)
2021	42.2 C (108.0 F)
2022	38.9 C (102.0 F)
2023	40.6 C (105.1 F)
2024	40.6 C (105.1 F)
2025	38.9 C (102.0 F)
2026	39.4 C (102.9 F)

Coldest night (TNn)

The coldest night of the year at Gunsight Arizona, 1994 to 2026. The record is -17.8 C (0.0 F) in 2007, marked on the chart; the median year is -11.7 C (10.9 F).

Coldest night (TNn) at Gunsight Arizona by year
Year	Coldest night (TNn)
1994	-10.6 C (12.9 F)
1995	-7.8 C (18.0 F)
1996	-11.7 C (10.9 F)
1997	-12.8 C (9.0 F)
1998	-11.7 C (10.9 F)
1999	-10.0 C (14.0 F)
2000	-8.9 C (16.0 F)
2001	-14.4 C (6.1 F)
2002	-13.3 C (8.1 F)
2003	-11.1 C (12.0 F)
2004	-11.1 C (12.0 F)
2005	-10.0 C (14.0 F)
2006	-12.8 C (9.0 F)
2007	-17.8 C (0.0 F)
2008	-13.3 C (8.1 F)
2009	-11.7 C (10.9 F)
2010	-15.0 C (5.0 F)
2011	-16.1 C (3.0 F)
2012	-11.1 C (12.0 F)
2013	-17.2 C (1.0 F)
2014	-8.9 C (16.0 F)
2015	-13.9 C (7.0 F)
2016	-13.3 C (8.1 F)
2017	-11.7 C (10.9 F)
2018	-11.7 C (10.9 F)
2019	-13.9 C (7.0 F)
2020	-12.2 C (10.0 F)
2021	-9.4 C (15.1 F)
2022	-11.7 C (10.9 F)
2023	-12.8 C (9.0 F)
2024	-12.2 C (10.0 F)
2025	-12.8 C (9.0 F)
2026	-11.7 C (10.9 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

30 years with a frost

Across 30 years with a frost, the median last spring frost at Gunsight Arizona falls on 19 April and the median first autumn frost on 24 October, which leaves a median of 193 days between them.

Fitted over all years, the growing season changes by +6.3 days per decade at this station.

Frost dates and growing season at Gunsight Arizona
Measure	Median, all years	Earliest period	Recent period (1995 to 2025)	Recent against earliest	Fitted trend
Last spring frost	19 April	n/a	19 April	n/a	-3.7 days per decade
First autumn frost	24 October	n/a	24 October	n/a	+2.6 days per decade
Growing days	193 days	n/a	193 days	n/a	+6.3 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 Gunsight Arizona standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Gunsight Arizona 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).