Fort Yukon Weather Records (USS0045R01S)

Record envelope, standing records and threshold days for Fort Yukon (USS0045R01S), Alaska, United States, with 34 years of record.

Key Facts for Fort Yukon

Fort Yukon (USS0045R01S) is a weather station in Alaska, United States at 66.57 latitude and -145.25 longitude, 131 m (430 ft) above sea level.
The station reports from 1993 to 2026, 34 years of record.
1,464 records set at Fort Yukon still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Fort Yukon tied a daily record precipitation of 2.5 mm (0.10 in) on 7 October 2026 (provisional).

Provisional Records

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

About the Station

Location: Alaska, United States, 66.57 latitude, -145.25 longitude.
Elevation: 131 m (430 ft).
Period of record: 1993 to 2026, 34 years.
Eligible elements: prcp.

Daily Record Envelope and 2026

13 days at or beyond a record

The band shows the record high and record low for each calendar day at Fort Yukon. The lines show the 2026 daily maximum and minimum. 13 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Fort Yukon, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	6.6 C (43.9 F)	-53.2 C (-63.8 F)	-10.6 C (12.9 F)	-48.3 C (-54.9 F)
Feb	0.9 C (33.6 F)	-51.9 C (-61.4 F)	-10.0 C (14.0 F)	-46.1 C (-51.0 F)
Mar	10.6 C (51.1 F)	-45.6 C (-50.1 F)	-2.2 C (28.0 F)	-40.0 C (-40.0 F)
Apr	21.1 C (70.0 F)	-36.7 C (-34.1 F)	13.9 C (57.0 F)	-21.7 C (-7.1 F)
May	29.3 C (84.7 F)	-15.4 C (4.3 F)	18.3 C (64.9 F)	-2.8 C (27.0 F)
Jun	32.4 C (90.3 F)	-2.7 C (27.1 F)	28.9 C (84.0 F)	2.2 C (36.0 F)
Jul	33.4 C (92.1 F)	1.1 C (34.0 F)	29.4 C (84.9 F)	1.1 C (34.0 F)
Aug	32.7 C (90.9 F)	-4.5 C (23.9 F)	26.7 C (80.1 F)	1.7 C (35.1 F)
Sep	22.8 C (73.0 F)	-17.2 C (1.0 F)	13.3 C (55.9 F)	-4.4 C (24.1 F)
Oct	23.8 C (74.8 F)	-34.7 C (-30.5 F)	2.8 C (37.0 F)	-14.4 C (6.1 F)
Nov	1.9 C (35.4 F)	-43.2 C (-45.8 F)	n/a	n/a
Dec	3.6 C (38.5 F)	-51.1 C (-60.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Fort Yukon still stand. 2013 holds the most, with 98.

Standing records at Fort Yukon by the year they were set
Year set	Standing records
2002	32
2003	72
2004	75
2005	49
2006	60
2007	71
2008	86
2009	62
2010	92
2011	59
2012	49
2013	98
2014	45
2015	48
2016	57
2017	67
2018	43
2019	51
2020	73
2021	56
2022	38
2023	40
2024	53
2025	54
2026	34

Wettest Day of Each Month

Jul: 45.7 mm (1.8 in)

The wettest day on record for each calendar month at Fort Yukon. The most was 45.7 mm (1.8 in) on 4 July 2016.

Record daily precipitation for each month at Fort Yukon
Month	Record daily precipitation (mm)	Date
Jan	20.3 mm (0.8 in)	25 January 2025
Feb	12.7 mm (0.5 in)	12 February 2003
Mar	7.6 mm (0.30 in)	6 March 1999
Apr	33.0 mm (1.3 in)	18 April 2005
May	12.7 mm (0.5 in)	31 May 2014
Jun	33.0 mm (1.3 in)	28 June 2026
Jul	45.7 mm (1.8 in)	4 July 2016
Aug	20.3 mm (0.8 in)	27 August 2015
Sep	22.9 mm (0.9 in)	29 September 2015
Oct	15.2 mm (0.6 in)	19 October 1993
Nov	15.2 mm (0.6 in)	10 November 2004
Dec	20.3 mm (0.8 in)	26 December 2021

Period of Record Coverage

2002 to 2026

25 years of record at Fort Yukon, 2002 to 2026. 6 years have data for under 90 percent of days and are left out of rankings: 2002, 2003, 2004, 2005, 2006, 2026.

Days with data per year at Fort Yukon
Year	Days with data	Share of year	Complete
2002	82	22%	No
2003	303	83%	No
2004	280	77%	No
2005	254	70%	No
2006	296	81%	No
2007	363	99%	Yes
2008	366	100%	Yes
2009	365	100%	Yes
2010	365	100%	Yes
2011	365	100%	Yes
2012	366	100%	Yes
2013	365	100%	Yes
2014	364	100%	Yes
2015	360	99%	Yes
2016	366	100%	Yes
2017	365	100%	Yes
2018	365	100%	Yes
2019	363	99%	Yes
2020	366	100%	Yes
2021	364	100%	Yes
2022	358	98%	Yes
2023	364	100%	Yes
2024	366	100%	Yes
2025	363	99%	Yes
2026	283	78%	No

Latest Records

Latest records at Fort Yukon
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
7 October 2026	Fort Yukon, US	daily rain (Tie, Provisional)	2.5 mm (0.10 in)	tie	27 years	2 of 100 (Routine)
1 October 2026	Fort Yukon, US	daily rain (Tie, Provisional)	2.5 mm (0.10 in)	tie	28 years	2 of 100 (Routine)
21 September 2026	Fort Yukon, US	daily rain (Provisional)	10.2 mm (0.4 in)	5.1 mm (0.20 in)	7 years	20 of 100 (Routine)
5 September 2026	Fort Yukon, US	daily rain (Tie, Provisional)	12.7 mm (0.5 in)	tie	0 years	0 of 100 (Routine)
4 September 2026	Fort Yukon, US	daily rain (Tie, Provisional)	5.1 mm (0.20 in)	tie	20 years	2 of 100 (Routine)
25 August 2026	Fort Yukon, US	daily rain (Provisional)	7.6 mm (0.30 in)	2.5 mm (0.10 in)	16 years	15 of 100 (Routine)
4 August 2026	Fort Yukon, US	daily rain (Tie)	2.5 mm (0.10 in)	tie	12 years	1 of 100 (Routine)
16 July 2026	Fort Yukon, US	daily rain	10.2 mm (0.4 in)	5.1 mm (0.20 in)	4 years	12 of 100 (Routine)
15 July 2026	Fort Yukon, US	daily rain	12.7 mm (0.5 in)	7.6 mm (0.30 in)	25 years	20 of 100 (Routine)
28 June 2026	Fort Yukon, US	monthly rain	33.0 mm (1.3 in)	5.1 mm (0.20 in)	6 years	26 of 100 (Routine)
26 May 2026	Fort Yukon, US	daily rain	10.2 mm (0.4 in)	7.7 mm (0.30 in)	13 years	20 of 100 (Routine)
8 May 2026	Fort Yukon, US	daily rain	7.6 mm (0.30 in)	5.1 mm (0.20 in)	24 years	20 of 100 (Routine)
5 May 2026	Fort Yukon, US	daily rain (Tie)	2.5 mm (0.10 in)	tie	28 years	2 of 100 (Routine)
29 April 2026	Fort Yukon, US	daily rain	10.2 mm (0.4 in)	10.2 mm (0.4 in)	32 years	20 of 100 (Routine)
21 April 2026	Fort Yukon, US	daily rain (Tie)	5.1 mm (0.20 in)	tie	3 years	0 of 100 (Routine)
25 February 2026	Fort Yukon, US	daily rain (Tie)	2.5 mm (0.10 in)	tie	28 years	2 of 100 (Routine)
24 February 2026	Fort Yukon, US	daily rain (Tie)	5.1 mm (0.20 in)	tie	18 years	2 of 100 (Routine)
23 February 2026	Fort Yukon, US	daily rain	10.2 mm (0.4 in)	5.1 mm (0.20 in)	3 years	20 of 100 (Routine)
19 February 2026	Fort Yukon, US	daily rain (Tie)	2.5 mm (0.10 in)	tie	20 years	2 of 100 (Routine)
2 February 2026	Fort Yukon, US	daily rain (Tie)	2.5 mm (0.10 in)	tie	28 years	2 of 100 (Routine)

Climate Trend

19 complete years, 2007 to 2025

One stripe for each of 19 complete years at Fort Yukon, 2007 to 2025. Blue stripes are years cooler than the station's own mean of -5.0 C (23.1 F); red stripes are warmer. The coolest year was 2012, at -7.0 C (19.4 F), and the warmest was 2019, at -3.5 C (25.7 F). The strongest colour marks a difference of 2.1 C (3.8 F).

Annual mean temperature at Fort Yukon as warming stripes, 2007 to 2025
Year	Annual mean temperature	Difference from the station mean
2007	-5.1 C	-0.17 C
2008	-6.6 C	-1.65 C
2009	-6.0 C	-1.02 C
2010	-4.9 C	+0.06 C
2011	-5.9 C	-0.96 C
2012	-7.0 C	-2.04 C
2013	-5.6 C	-0.61 C
2014	-4.5 C	+0.45 C
2015	-3.9 C	+1.07 C
2016	-3.7 C	+1.24 C
2017	-4.0 C	+0.95 C
2018	-4.2 C	+0.80 C
2019	-3.5 C	+1.47 C
2020	-5.4 C	-0.45 C
2021	-5.7 C	-0.75 C
2022	-5.3 C	-0.34 C
2023	-3.7 C	+1.31 C
2024	-5.2 C	-0.22 C
2025	-4.1 C	+0.84 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

1993 to 2026

Yearly extremes at Fort Yukon: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	33.4 C (92.1 F)	2018	31.1 C (88.0 F)	25
Coldest night (TNn)	-53.2 C (-63.8 F)	2012	-47.8 C (-54.0 F)	25
Wettest day (Rx1day)	45.7 mm (1.8 in)	2016	15.2 mm (0.6 in)	34
Wettest five days (Rx5day)	53.3 mm (2.1 in)	2016	27.9 mm (1.1 in)	34
Longest dry spell (CDD)	89 days	1998	45 days	34

Hottest day (TXx)

The hottest day of the year at Fort Yukon, 1993 to 2026. The record is 33.4 C (92.1 F) in 2018, marked on the chart; the median year is 31.1 C (88.0 F).

Hottest day (TXx) at Fort Yukon by year
Year	Hottest day (TXx)
1993	n/a
1994	n/a
1995	n/a
1996	n/a
1997	n/a
1998	n/a
1999	n/a
2000	n/a
2001	n/a
2002	13.0 C (55.4 F)
2003	31.7 C (89.1 F)
2004	32.4 C (90.3 F)
2005	32.2 C (90.0 F)
2006	28.9 C (84.0 F)
2007	31.7 C (89.1 F)
2008	28.7 C (83.7 F)
2009	31.7 C (89.1 F)
2010	32.7 C (90.9 F)
2011	29.3 C (84.7 F)
2012	30.6 C (87.1 F)
2013	32.2 C (90.0 F)
2014	28.5 C (83.3 F)
2015	31.1 C (88.0 F)
2016	32.7 C (90.9 F)
2017	31.0 C (87.8 F)
2018	33.4 C (92.1 F)
2019	32.0 C (89.6 F)
2020	27.8 C (82.0 F)
2021	31.1 C (88.0 F)
2022	30.6 C (87.1 F)
2023	31.1 C (88.0 F)
2024	31.7 C (89.1 F)
2025	32.2 C (90.0 F)
2026	29.4 C (84.9 F)

Coldest night (TNn)

The coldest night of the year at Fort Yukon, 1993 to 2026. The record is -53.2 C (-63.8 F) in 2012, marked on the chart; the median year is -47.8 C (-54.0 F).

Coldest night (TNn) at Fort Yukon by year
Year	Coldest night (TNn)
1993	n/a
1994	n/a
1995	n/a
1996	n/a
1997	n/a
1998	n/a
1999	n/a
2000	n/a
2001	n/a
2002	-26.1 C (-15.0 F)
2003	-39.8 C (-39.6 F)
2004	-38.8 C (-37.8 F)
2005	-31.4 C (-24.5 F)
2006	-45.2 C (-49.4 F)
2007	-49.6 C (-57.3 F)
2008	-51.9 C (-61.4 F)
2009	-51.1 C (-60.0 F)
2010	-51.3 C (-60.3 F)
2011	-50.3 C (-58.5 F)
2012	-53.2 C (-63.8 F)
2013	-49.7 C (-57.5 F)
2014	-47.0 C (-52.6 F)
2015	-47.7 C (-53.9 F)
2016	-44.5 C (-48.1 F)
2017	-46.4 C (-51.5 F)
2018	-43.0 C (-45.4 F)
2019	-48.9 C (-56.0 F)
2020	-47.8 C (-54.0 F)
2021	-47.8 C (-54.0 F)
2022	-47.8 C (-54.0 F)
2023	-38.9 C (-38.0 F)
2024	-49.4 C (-56.9 F)
2025	-46.1 C (-51.0 F)
2026	-48.3 C (-54.9 F)

Wettest day (Rx1day)

The wettest day of the year at Fort Yukon, 1993 to 2026. The record is 45.7 mm (1.8 in) in 2016, marked on the chart; the median year is 15.2 mm (0.6 in).

Wettest day (Rx1day) at Fort Yukon by year
Year	Wettest day (Rx1day)
1993	15.2 mm (0.6 in)
1994	10.2 mm (0.4 in)
1995	2.5 mm (0.10 in)
1996	7.6 mm (0.30 in)
1997	12.7 mm (0.5 in)
1998	12.7 mm (0.5 in)
1999	15.2 mm (0.6 in)
2000	15.2 mm (0.6 in)
2001	17.8 mm (0.7 in)
2002	7.6 mm (0.30 in)
2003	15.2 mm (0.6 in)
2004	15.2 mm (0.6 in)
2005	33.0 mm (1.3 in)
2006	12.7 mm (0.5 in)
2007	12.7 mm (0.5 in)
2008	10.2 mm (0.4 in)
2009	10.2 mm (0.4 in)
2010	25.4 mm (1.0 in)
2011	22.9 mm (0.9 in)
2012	10.2 mm (0.4 in)
2013	15.2 mm (0.6 in)
2014	17.8 mm (0.7 in)
2015	40.6 mm (1.6 in)
2016	45.7 mm (1.8 in)
2017	12.7 mm (0.5 in)
2018	12.7 mm (0.5 in)
2019	17.8 mm (0.7 in)
2020	27.9 mm (1.1 in)
2021	20.3 mm (0.8 in)
2022	12.7 mm (0.5 in)
2023	12.7 mm (0.5 in)
2024	12.7 mm (0.5 in)
2025	20.3 mm (0.8 in)
2026	33.0 mm (1.3 in)

Wettest five days (Rx5day)

The wettest five days of the year at Fort Yukon, 1993 to 2026. The record is 53.3 mm (2.1 in) in 2016, marked on the chart; the median year is 27.9 mm (1.1 in).

Wettest five days (Rx5day) at Fort Yukon by year
Year	Wettest five days (Rx5day)
1993	20.3 mm (0.8 in)
1994	30.5 mm (1.2 in)
1995	10.0 mm (0.4 in)
1996	22.8 mm (0.9 in)
1997	35.6 mm (1.4 in)
1998	20.4 mm (0.8 in)
1999	27.9 mm (1.1 in)
2000	35.6 mm (1.4 in)
2001	33.1 mm (1.3 in)
2002	12.7 mm (0.5 in)
2003	33.0 mm (1.3 in)
2004	20.2 mm (0.8 in)
2005	35.5 mm (1.4 in)
2006	35.7 mm (1.4 in)
2007	17.6 mm (0.7 in)
2008	22.8 mm (0.9 in)
2009	25.4 mm (1.0 in)
2010	27.9 mm (1.1 in)
2011	28.0 mm (1.1 in)
2012	20.2 mm (0.8 in)
2013	22.8 mm (0.9 in)
2014	35.6 mm (1.4 in)
2015	45.6 mm (1.8 in)
2016	53.3 mm (2.1 in)
2017	22.8 mm (0.9 in)
2018	25.4 mm (1.0 in)
2019	28.0 mm (1.1 in)
2020	35.5 mm (1.4 in)
2021	27.9 mm (1.1 in)
2022	22.8 mm (0.9 in)
2023	25.3 mm (1.0 in)
2024	25.4 mm (1.0 in)
2025	38.1 mm (1.5 in)
2026	33.0 mm (1.3 in)

Longest dry spell (CDD)

The longest dry spell of the year at Fort Yukon, 1993 to 2026. The record is 89 days in 1998, marked on the chart; the median year is 45 days.

Longest dry spell (CDD) at Fort Yukon by year
Year	Longest dry spell (CDD)
1993	18 days
1994	24 days
1995	15 days
1996	27 days
1997	40 days
1998	89 days
1999	47 days
2000	45 days
2001	34 days
2002	32 days
2003	33 days
2004	35 days
2005	45 days
2006	25 days
2007	37 days
2008	22 days
2009	31 days
2010	50 days
2011	61 days
2012	62 days
2013	55 days
2014	53 days
2015	53 days
2016	67 days
2017	46 days
2018	41 days
2019	27 days
2020	54 days
2021	56 days
2022	65 days
2023	33 days
2024	50 days
2025	45 days
2026	51 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 Fort Yukon standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Fort Yukon 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 2026-10-14. Last revised 14 October 2026 (2026-10-14).