Hidden Falls Hatchery Weather Records (USC00503605)

Record envelope, standing records and threshold days for Hidden Falls Hatchery (USC00503605), Alaska, United States, with 35 years of record.

Key Facts for Hidden Falls Hatchery

Hidden Falls Hatchery (USC00503605) is a weather station in Alaska, United States at 57.22 latitude and -134.88 longitude, 7 m (22 ft) above sea level.
The station reports from 1992 to 2026, 35 years of record.
1,464 records set at Hidden Falls Hatchery still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Alaska, United States, 57.22 latitude, -134.88 longitude.
Elevation: 7 m (22 ft).
Period of record: 1992 to 2026, 35 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

43 days at or beyond a record

The band shows the record high and record low for each calendar day at Hidden Falls Hatchery. The lines show the 2026 daily maximum and minimum. 43 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Hidden Falls Hatchery, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	17.2 C (63.0 F)	-15.6 C (3.9 F)	8.9 C (48.0 F)	-5.6 C (21.9 F)
Feb	13.9 C (57.0 F)	-14.4 C (6.1 F)	6.1 C (43.0 F)	-9.4 C (15.1 F)
Mar	11.7 C (53.1 F)	-14.4 C (6.1 F)	11.7 C (53.1 F)	-3.9 C (25.0 F)
Apr	18.9 C (66.0 F)	-9.4 C (15.1 F)	10.0 C (50.0 F)	0.0 C (32.0 F)
May	22.8 C (73.0 F)	-2.2 C (28.0 F)	12.2 C (54.0 F)	1.1 C (34.0 F)
Jun	23.9 C (75.0 F)	1.7 C (35.1 F)	17.2 C (63.0 F)	4.4 C (39.9 F)
Jul	28.3 C (82.9 F)	0.6 C (33.1 F)	21.1 C (70.0 F)	8.9 C (48.0 F)
Aug	28.3 C (82.9 F)	4.4 C (39.9 F)	20.0 C (68.0 F)	7.8 C (46.0 F)
Sep	20.6 C (69.1 F)	-1.7 C (28.9 F)	17.8 C (64.0 F)	6.1 C (43.0 F)
Oct	16.1 C (61.0 F)	-10.6 C (12.9 F)	12.2 C (54.0 F)	0.0 C (32.0 F)
Nov	12.2 C (54.0 F)	-11.7 C (10.9 F)	10.6 C (51.1 F)	-1.1 C (30.0 F)
Dec	15.0 C (59.0 F)	-16.1 C (3.0 F)	6.1 C (43.0 F)	-12.8 C (9.0 F)

Which Years Hold Standing Records

1,464 standing records

1,464 records at Hidden Falls Hatchery still stand. 2015 holds the most, with 81.

Standing records at Hidden Falls Hatchery by the year they were set
Year set	Standing records
1992	23
1993	69
1994	61
1995	34
1996	75
1997	7
1998	39
1999	14
2000	20
2001	14
2002	66
2003	43
2004	74
2005	60
2006	72
2007	39
2008	70
2009	68
2010	38
2011	58
2012	44
2013	44
2014	52
2015	81
2016	70
2017	33
2018	11
2019	49
2020	16
2023	33
2024	30
2025	57

Wettest Day of Each Month

Nov: 129.0 mm (5.1 in)

The wettest day on record for each calendar month at Hidden Falls Hatchery. The most was 129.0 mm (5.1 in) on 21 November 2023.

Record daily precipitation for each month at Hidden Falls Hatchery
Month	Record daily precipitation (mm)	Date
Jan	108.0 mm (4.3 in)	2 January 2003
Feb	108.0 mm (4.3 in)	6 February 2006
Mar	93.7 mm (3.7 in)	11 March 1999
Apr	81.3 mm (3.2 in)	3 April 2004
May	73.7 mm (2.9 in)	1 May 2016
Jun	61.0 mm (2.4 in)	30 June 1996
Jul	50.8 mm (2.0 in)	31 July 2017
Aug	77.5 mm (3.1 in)	19 August 2000
Sep	96.5 mm (3.8 in)	21 September 2011
Oct	104.9 mm (4.1 in)	9 October 2015
Nov	129.0 mm (5.1 in)	21 November 2023
Dec	122.4 mm (4.8 in)	24 December 2023

Period of Record Coverage

1992 to 2025

32 years of record at Hidden Falls Hatchery, 1992 to 2025. 22 years have data for under 90 percent of days and are left out of rankings: 1992, 1994, 1995, 1996, 1997, 1998, 1999, 2000 and others.

Days with data per year at Hidden Falls Hatchery
Year	Days with data	Share of year	Complete
1992	90	25%	No
1993	331	91%	Yes
1994	264	72%	No
1995	100	27%	No
1996	259	71%	No
1997	46	13%	No
1998	126	35%	No
1999	102	28%	No
2000	182	50%	No
2001	133	36%	No
2002	278	76%	No
2003	224	61%	No
2004	301	82%	No
2005	312	85%	No
2006	302	83%	No
2007	255	70%	No
2008	342	93%	Yes
2009	360	99%	Yes
2010	363	99%	Yes
2011	331	91%	Yes
2012	352	96%	Yes
2013	360	99%	Yes
2014	352	96%	Yes
2015	298	82%	No
2016	266	73%	No
2017	126	35%	No
2018	64	18%	No
2019	268	73%	No
2020	134	37%	No
2023	190	52%	No
2024	356	97%	Yes
2025	347	95%	Yes

Latest Records

No records were set at this station in the latest data.

Extremes by Year

1992 to 2026

Yearly extremes at Hidden Falls Hatchery: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	28.3 C (82.9 F)	1994	21.1 C (70.0 F)	33
Coldest night (TNn)	-16.1 C (3.0 F)	1999	-11.7 C (10.9 F)	33
Wettest day (Rx1day)	129.0 mm (5.1 in)	2023	87.4 mm (3.4 in)	35
Wettest five days (Rx5day)	299.2 mm (11.8 in)	2018	197.3 mm (7.8 in)	35
Longest dry spell (CDD)	35 days	1996	15 days	35

Hottest day (TXx)

The hottest day of the year at Hidden Falls Hatchery, 1992 to 2026. The record is 28.3 C (82.9 F) in 1994, marked on the chart; the median year is 21.1 C (70.0 F).

Hottest day (TXx) at Hidden Falls Hatchery by year
Year	Hottest day (TXx)
1992	11.7 C (53.1 F)
1993	24.4 C (75.9 F)
1994	28.3 C (82.9 F)
1995	20.6 C (69.1 F)
1996	21.7 C (71.1 F)
1997	13.3 C (55.9 F)
1998	20.6 C (69.1 F)
1999	10.6 C (51.1 F)
2000	21.7 C (71.1 F)
2001	21.7 C (71.1 F)
2002	22.8 C (73.0 F)
2003	24.4 C (75.9 F)
2004	24.4 C (75.9 F)
2005	22.8 C (73.0 F)
2006	18.9 C (66.0 F)
2007	18.3 C (64.9 F)
2008	19.4 C (66.9 F)
2009	28.3 C (82.9 F)
2010	20.6 C (69.1 F)
2011	20.6 C (69.1 F)
2012	20.6 C (69.1 F)
2013	22.8 C (73.0 F)
2014	19.4 C (66.9 F)
2015	21.1 C (70.0 F)
2016	22.8 C (73.0 F)
2017	14.4 C (57.9 F)
2018	10.6 C (51.1 F)
2019	22.8 C (73.0 F)
2020	26.7 C (80.1 F)
2021	n/a
2022	n/a
2023	21.7 C (71.1 F)
2024	22.2 C (72.0 F)
2025	21.1 C (70.0 F)
2026	18.3 C (64.9 F)

Coldest night (TNn)

The coldest night of the year at Hidden Falls Hatchery, 1992 to 2026. The record is -16.1 C (3.0 F) in 1999, marked on the chart; the median year is -11.7 C (10.9 F).

Coldest night (TNn) at Hidden Falls Hatchery by year
Year	Coldest night (TNn)
1992	-10.6 C (12.9 F)
1993	-9.4 C (15.1 F)
1994	-14.4 C (6.1 F)
1995	-15.0 C (5.0 F)
1996	-15.6 C (3.9 F)
1997	-7.2 C (19.0 F)
1998	-11.7 C (10.9 F)
1999	-16.1 C (3.0 F)
2000	-11.1 C (12.0 F)
2001	-11.7 C (10.9 F)
2002	-11.7 C (10.9 F)
2003	-11.7 C (10.9 F)
2004	-12.8 C (9.0 F)
2005	-12.8 C (9.0 F)
2006	-14.4 C (6.1 F)
2007	-13.3 C (8.1 F)
2008	-15.0 C (5.0 F)
2009	-12.8 C (9.0 F)
2010	-9.4 C (15.1 F)
2011	-12.2 C (10.0 F)
2012	-13.9 C (7.0 F)
2013	-11.1 C (12.0 F)
2014	-9.4 C (15.1 F)
2015	-10.6 C (12.9 F)
2016	-10.0 C (14.0 F)
2017	-3.3 C (26.1 F)
2018	-2.8 C (27.0 F)
2019	-12.2 C (10.0 F)
2020	-3.3 C (26.1 F)
2021	n/a
2022	n/a
2023	-2.2 C (28.0 F)
2024	-12.8 C (9.0 F)
2025	-12.8 C (9.0 F)
2026	-8.9 C (16.0 F)

Wettest day (Rx1day)

The wettest day of the year at Hidden Falls Hatchery, 1992 to 2026. The record is 129.0 mm (5.1 in) in 2023, marked on the chart; the median year is 87.4 mm (3.4 in).

Wettest day (Rx1day) at Hidden Falls Hatchery by year
Year	Wettest day (Rx1day)
1992	68.6 mm (2.7 in)
1993	121.4 mm (4.8 in)
1994	73.7 mm (2.9 in)
1995	78.7 mm (3.1 in)
1996	80.5 mm (3.2 in)
1997	43.4 mm (1.7 in)
1998	65.8 mm (2.6 in)
1999	93.7 mm (3.7 in)
2000	91.4 mm (3.6 in)
2001	105.7 mm (4.2 in)
2002	95.3 mm (3.8 in)
2003	108.0 mm (4.3 in)
2004	86.4 mm (3.4 in)
2005	84.3 mm (3.3 in)
2006	108.0 mm (4.3 in)
2007	79.2 mm (3.1 in)
2008	72.9 mm (2.9 in)
2009	90.2 mm (3.6 in)
2010	89.4 mm (3.5 in)
2011	101.6 mm (4.0 in)
2012	67.3 mm (2.6 in)
2013	79.2 mm (3.1 in)
2014	88.9 mm (3.5 in)
2015	104.9 mm (4.1 in)
2016	94.2 mm (3.7 in)
2017	87.4 mm (3.4 in)
2018	103.9 mm (4.1 in)
2019	69.9 mm (2.8 in)
2020	87.9 mm (3.5 in)
2021	90.7 mm (3.6 in)
2022	61.0 mm (2.4 in)
2023	129.0 mm (5.1 in)
2024	87.1 mm (3.4 in)
2025	74.4 mm (2.9 in)
2026	64.5 mm (2.5 in)

Wettest five days (Rx5day)

The wettest five days of the year at Hidden Falls Hatchery, 1992 to 2026. The record is 299.2 mm (11.8 in) in 2018, marked on the chart; the median year is 197.3 mm (7.8 in).

Wettest five days (Rx5day) at Hidden Falls Hatchery by year
Year	Wettest five days (Rx5day)
1992	184.7 mm (7.3 in)
1993	202.7 mm (8.0 in)
1994	167.0 mm (6.6 in)
1995	180.3 mm (7.1 in)
1996	169.0 mm (6.7 in)
1997	107.4 mm (4.2 in)
1998	162.3 mm (6.4 in)
1999	165.9 mm (6.5 in)
2000	146.9 mm (5.8 in)
2001	164.6 mm (6.5 in)
2002	192.0 mm (7.6 in)
2003	291.2 mm (11.5 in)
2004	209.5 mm (8.2 in)
2005	265.7 mm (10.5 in)
2006	191.8 mm (7.6 in)
2007	246.7 mm (9.7 in)
2008	248.2 mm (9.8 in)
2009	260.1 mm (10.2 in)
2010	187.0 mm (7.4 in)
2011	200.1 mm (7.9 in)
2012	197.3 mm (7.8 in)
2013	228.0 mm (9.0 in)
2014	171.6 mm (6.8 in)
2015	238.1 mm (9.4 in)
2016	268.1 mm (10.6 in)
2017	186.4 mm (7.3 in)
2018	299.2 mm (11.8 in)
2019	161.3 mm (6.4 in)
2020	244.3 mm (9.6 in)
2021	248.4 mm (9.8 in)
2022	211.9 mm (8.3 in)
2023	282.9 mm (11.1 in)
2024	210.3 mm (8.3 in)
2025	158.9 mm (6.3 in)
2026	178.0 mm (7.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Hidden Falls Hatchery, 1992 to 2026. The record is 35 days in 1996, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Hidden Falls Hatchery by year
Year	Longest dry spell (CDD)
1992	7 days
1993	18 days
1994	11 days
1995	17 days
1996	35 days
1997	8 days
1998	11 days
1999	2 days
2000	10 days
2001	17 days
2002	15 days
2003	11 days
2004	7 days
2005	10 days
2006	9 days
2007	11 days
2008	15 days
2009	16 days
2010	31 days
2011	14 days
2012	10 days
2013	9 days
2014	16 days
2015	30 days
2016	10 days
2017	9 days
2018	10 days
2019	22 days
2020	15 days
2021	17 days
2022	16 days
2023	15 days
2024	21 days
2025	16 days
2026	24 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.

Download the Data

Data for Hidden Falls Hatchery standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Hidden Falls Hatchery 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.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).