Larsen Bay Weather Records (USC00505425)

Record envelope, standing records and threshold days for Larsen Bay (USC00505425), Alaska, United States, with 55 years of record.

Key Facts for Larsen Bay

Larsen Bay (USC00505425) is a weather station in Alaska, United States at 57.53 latitude and -153.97 longitude, 6 m (18 ft) above sea level.
The station reports from 1939 to 1993, 55 years of record.
1,464 records set at Larsen Bay 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, 57.53 latitude, -153.97 longitude.
Elevation: 6 m (18 ft).
Period of record: 1939 to 1993, 55 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Larsen Bay. 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 Larsen Bay, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	12.8 C (55.0 F)	-20.6 C (-5.1 F)	n/a	n/a
Feb	11.7 C (53.1 F)	-26.1 C (-15.0 F)	n/a	n/a
Mar	13.3 C (55.9 F)	-20.6 C (-5.1 F)	n/a	n/a
Apr	18.3 C (64.9 F)	-16.7 C (1.9 F)	n/a	n/a
May	20.0 C (68.0 F)	-9.4 C (15.1 F)	n/a	n/a
Jun	28.3 C (82.9 F)	-2.2 C (28.0 F)	n/a	n/a
Jul	25.6 C (78.1 F)	1.1 C (34.0 F)	n/a	n/a
Aug	24.4 C (75.9 F)	1.1 C (34.0 F)	n/a	n/a
Sep	22.2 C (72.0 F)	-4.4 C (24.1 F)	n/a	n/a
Oct	17.8 C (64.0 F)	-12.2 C (10.0 F)	n/a	n/a
Nov	11.7 C (53.1 F)	-18.3 C (-0.9 F)	n/a	n/a
Dec	9.4 C (48.9 F)	-19.4 C (-2.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Larsen Bay still stand. 1957 holds the most, with 120.

Standing records at Larsen Bay by the year they were set
Year set	Standing records
1939	30
1940	79
1941	23
1951	8
1952	58
1953	88
1954	107
1955	75
1956	90
1957	120
1958	70
1959	93
1960	69
1961	64
1962	45
1963	119
1964	50
1965	56
1966	1
1967	51
1968	23
1991	53
1992	46
1993	46

Wettest Day of Each Month

Oct: 83.3 mm (3.3 in)

The wettest day on record for each calendar month at Larsen Bay. The most was 83.3 mm (3.3 in) on 11 October 1941.

Record daily precipitation for each month at Larsen Bay
Month	Record daily precipitation (mm)	Date
Jan	69.9 mm (2.8 in)	31 January 1967
Feb	26.7 mm (1.1 in)	3 February 1959
Mar	26.9 mm (1.1 in)	2 March 1967
Apr	20.3 mm (0.8 in)	9 April 1993
May	27.4 mm (1.1 in)	9 May 1991
Jun	25.4 mm (1.0 in)	12 June 1961
Jul	20.3 mm (0.8 in)	16 July 1991
Aug	53.3 mm (2.1 in)	23 August 1954
Sep	50.8 mm (2.0 in)	16 September 1993
Oct	83.3 mm (3.3 in)	11 October 1941
Nov	50.8 mm (2.0 in)	18 November 1993
Dec	34.5 mm (1.4 in)	9 December 1957

Period of Record Coverage

1939 to 1993

24 years of record at Larsen Bay, 1939 to 1993. 19 years have data for under 90 percent of days and are left out of rankings: 1939, 1940, 1941, 1951, 1952, 1953, 1955, 1956 and others.

Days with data per year at Larsen Bay
Year	Days with data	Share of year	Complete
1939	98	27%	No
1940	209	57%	No
1941	81	22%	No
1951	56	15%	No
1952	179	49%	No
1953	320	88%	No
1954	342	94%	Yes
1955	282	77%	No
1956	228	62%	No
1957	329	90%	Yes
1958	348	95%	Yes
1959	325	89%	No
1960	302	83%	No
1961	351	96%	Yes
1962	238	65%	No
1963	361	99%	Yes
1964	305	83%	No
1965	268	73%	No
1966	86	24%	No
1967	212	58%	No
1968	89	24%	No
1991	173	47%	No
1992	228	62%	No
1993	185	51%	No

Latest Records

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

Extremes by Year

1939 to 1993

Yearly extremes at Larsen Bay: 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)	1953	21.4 C (70.5 F)	24
Coldest night (TNn)	-26.1 C (-15.0 F)	1993	-17.8 C (0.0 F)	24
Wettest day (Rx1day)	83.3 mm (3.3 in)	1941	26.2 mm (1.0 in)	25
Wettest five days (Rx5day)	75.5 mm (3.0 in)	1967	53.7 mm (2.1 in)	24
Longest dry spell (CDD)	46 days	1959	21 days	25

Hottest day (TXx)

The hottest day of the year at Larsen Bay, 1939 to 1993. The record is 28.3 C (82.9 F) in 1953, marked on the chart; the median year is 21.4 C (70.5 F).

Hottest day (TXx) at Larsen Bay by year
Year	Hottest day (TXx)
1939	18.3 C (64.9 F)
1940	15.6 C (60.1 F)
1941	24.4 C (75.9 F)
1951	8.3 C (46.9 F)
1952	16.7 C (62.1 F)
1953	28.3 C (82.9 F)
1954	25.0 C (77.0 F)
1955	21.1 C (70.0 F)
1956	14.4 C (57.9 F)
1957	25.6 C (78.1 F)
1958	20.0 C (68.0 F)
1959	24.4 C (75.9 F)
1960	24.4 C (75.9 F)
1961	23.3 C (73.9 F)
1962	20.0 C (68.0 F)
1963	21.7 C (71.1 F)
1964	22.2 C (72.0 F)
1965	20.6 C (69.1 F)
1966	7.2 C (45.0 F)
1967	24.4 C (75.9 F)
1968	11.7 C (53.1 F)
1971	n/a
1991	21.7 C (71.1 F)
1992	20.0 C (68.0 F)
1993	23.3 C (73.9 F)

Coldest night (TNn)

The coldest night of the year at Larsen Bay, 1939 to 1993. The record is -26.1 C (-15.0 F) in 1993, marked on the chart; the median year is -17.8 C (0.0 F).

Coldest night (TNn) at Larsen Bay by year
Year	Coldest night (TNn)
1939	-17.2 C (1.0 F)
1940	-17.8 C (0.0 F)
1941	-16.1 C (3.0 F)
1951	-15.0 C (5.0 F)
1952	-20.6 C (-5.1 F)
1953	-20.6 C (-5.1 F)
1954	-20.6 C (-5.1 F)
1955	-17.8 C (0.0 F)
1956	-20.6 C (-5.1 F)
1957	-19.4 C (-2.9 F)
1958	-17.2 C (1.0 F)
1959	-18.9 C (-2.0 F)
1960	-13.3 C (8.1 F)
1961	-15.6 C (3.9 F)
1962	-15.6 C (3.9 F)
1963	-20.6 C (-5.1 F)
1964	-19.4 C (-2.9 F)
1965	-20.0 C (-4.0 F)
1966	-12.2 C (10.0 F)
1967	-13.9 C (7.0 F)
1968	-18.3 C (-0.9 F)
1971	n/a
1991	-15.0 C (5.0 F)
1992	-15.6 C (3.9 F)
1993	-26.1 C (-15.0 F)

Wettest day (Rx1day)

The wettest day of the year at Larsen Bay, 1939 to 1993. The record is 83.3 mm (3.3 in) in 1941, marked on the chart; the median year is 26.2 mm (1.0 in).

Wettest day (Rx1day) at Larsen Bay by year
Year	Wettest day (Rx1day)
1939	41.4 mm (1.6 in)
1940	13.7 mm (0.5 in)
1941	83.3 mm (3.3 in)
1951	16.5 mm (0.6 in)
1952	19.8 mm (0.8 in)
1953	26.2 mm (1.0 in)
1954	53.3 mm (2.1 in)
1955	25.9 mm (1.0 in)
1956	21.1 mm (0.8 in)
1957	35.6 mm (1.4 in)
1958	38.1 mm (1.5 in)
1959	26.7 mm (1.1 in)
1960	21.6 mm (0.9 in)
1961	36.6 mm (1.4 in)
1962	16.3 mm (0.6 in)
1963	33.0 mm (1.3 in)
1964	25.7 mm (1.0 in)
1965	18.0 mm (0.7 in)
1966	21.8 mm (0.9 in)
1967	69.9 mm (2.8 in)
1968	9.1 mm (0.36 in)
1971	0.0 mm (0.00 in)
1991	32.0 mm (1.3 in)
1992	50.8 mm (2.0 in)
1993	50.8 mm (2.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Larsen Bay, 1939 to 1993. The record is 75.5 mm (3.0 in) in 1967, marked on the chart; the median year is 53.7 mm (2.1 in).

Wettest five days (Rx5day) at Larsen Bay by year
Year	Wettest five days (Rx5day)
1939	60.2 mm (2.4 in)
1940	30.3 mm (1.2 in)
1941	60.0 mm (2.4 in)
1951	25.9 mm (1.0 in)
1952	50.0 mm (2.0 in)
1953	54.9 mm (2.2 in)
1954	67.5 mm (2.7 in)
1955	57.1 mm (2.2 in)
1956	49.0 mm (1.9 in)
1957	64.7 mm (2.5 in)
1958	54.6 mm (2.1 in)
1959	53.9 mm (2.1 in)
1960	53.5 mm (2.1 in)
1961	52.3 mm (2.1 in)
1962	44.3 mm (1.7 in)
1963	72.3 mm (2.8 in)
1964	51.5 mm (2.0 in)
1965	36.6 mm (1.4 in)
1966	30.3 mm (1.2 in)
1967	75.5 mm (3.0 in)
1968	16.3 mm (0.6 in)
1971	n/a
1991	53.8 mm (2.1 in)
1992	53.3 mm (2.1 in)
1993	71.1 mm (2.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Larsen Bay, 1939 to 1993. The record is 46 days in 1959, marked on the chart; the median year is 21 days.

Longest dry spell (CDD) at Larsen Bay by year
Year	Longest dry spell (CDD)
1939	26 days
1940	36 days
1941	12 days
1951	8 days
1952	21 days
1953	30 days
1954	20 days
1955	15 days
1956	24 days
1957	44 days
1958	25 days
1959	46 days
1960	31 days
1961	16 days
1962	12 days
1963	24 days
1964	17 days
1965	16 days
1966	13 days
1967	23 days
1968	18 days
1971	1 day
1991	20 days
1992	43 days
1993	26 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 Larsen Bay standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Larsen Bay 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).