Circle City Weather Records (USC00501977)

Record envelope, standing records and threshold days for Circle City (USC00501977), Alaska, United States, with 100 years of record.

Key Facts for Circle City

Circle City (USC00501977) is a weather station in Alaska, United States at 65.83 latitude and -144.07 longitude, 182 m (598 ft) above sea level.
The station reports from 1900 to 1999, 100 years of record.
1,464 records set at Circle City 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, 65.83 latitude, -144.07 longitude.
Elevation: 182 m (598 ft).
Period of record: 1900 to 1999, 100 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 Circle City. 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 Circle City, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	9.4 C (48.9 F)	-55.0 C (-67.0 F)	n/a	n/a
Feb	5.0 C (41.0 F)	-52.8 C (-63.0 F)	n/a	n/a
Mar	8.3 C (46.9 F)	-47.2 C (-53.0 F)	n/a	n/a
Apr	18.3 C (64.9 F)	-35.6 C (-32.1 F)	n/a	n/a
May	32.2 C (90.0 F)	-21.1 C (-6.0 F)	n/a	n/a
Jun	33.9 C (93.0 F)	-2.2 C (28.0 F)	n/a	n/a
Jul	35.6 C (96.1 F)	0.0 C (32.0 F)	n/a	n/a
Aug	33.9 C (93.0 F)	-7.8 C (18.0 F)	n/a	n/a
Sep	25.6 C (78.1 F)	-17.8 C (0.0 F)	n/a	n/a
Oct	12.8 C (55.0 F)	-37.2 C (-35.0 F)	n/a	n/a
Nov	6.1 C (43.0 F)	-45.0 C (-49.0 F)	n/a	n/a
Dec	6.7 C (44.1 F)	-51.1 C (-60.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Circle City still stand. 1979 holds the most, with 102.

Standing records at Circle City by the year they were set
Year set	Standing records
1900	10
1906	8
1907	74
1908	58
1909	30
1957	7
1960	21
1961	52
1962	31
1977	13
1978	54
1979	102
1980	75
1981	75
1982	55
1983	43
1984	47
1985	41
1986	65
1987	29
1988	45
1989	73
1990	51
1991	34
1992	49
1993	42
1994	66
1995	47
1996	66
1997	31
1998	35
1999	35

Wettest Day of Each Month

Aug: 34.0 mm (1.3 in)

The wettest day on record for each calendar month at Circle City. The most was 34.0 mm (1.3 in) on 20 August 1907.

Record daily precipitation for each month at Circle City
Month	Record daily precipitation (mm)	Date
Jan	17.0 mm (0.7 in)	12 January 1985
Feb	15.2 mm (0.6 in)	9 February 1982
Mar	7.6 mm (0.30 in)	19 March 1908
Apr	31.8 mm (1.3 in)	3 April 1908
May	23.6 mm (0.9 in)	22 May 1990
Jun	33.0 mm (1.3 in)	12 June 1988
Jul	27.4 mm (1.1 in)	15 July 1909
Aug	34.0 mm (1.3 in)	20 August 1907
Sep	15.2 mm (0.6 in)	4 September 1908
Oct	26.7 mm (1.1 in)	20 October 1984
Nov	24.1 mm (0.9 in)	17 November 1985
Dec	17.8 mm (0.7 in)	22 December 1978

Period of Record Coverage

1900 to 1999

32 years of record at Circle City, 1900 to 1999. 27 years have data for under 90 percent of days and are left out of rankings: 1900, 1906, 1907, 1908, 1909, 1957, 1960, 1961 and others.

Days with data per year at Circle City
Year	Days with data	Share of year	Complete
1900	62	17%	No
1906	24	7%	No
1907	282	77%	No
1908	313	86%	No
1909	188	52%	No
1957	43	12%	No
1960	152	42%	No
1961	204	56%	No
1962	141	39%	No
1977	51	14%	No
1978	298	82%	No
1979	297	81%	No
1980	350	96%	Yes
1981	257	70%	No
1982	332	91%	Yes
1983	328	90%	No
1984	288	79%	No
1985	296	81%	No
1986	349	96%	Yes
1987	359	98%	Yes
1988	317	87%	No
1989	281	77%	No
1990	288	79%	No
1991	234	64%	No
1992	272	74%	No
1993	262	72%	No
1994	355	97%	Yes
1995	274	75%	No
1996	280	77%	No
1997	261	72%	No
1998	264	72%	No
1999	204	56%	No

Latest Records

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

Extremes by Year

1900 to 1999

Yearly extremes at Circle City: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	35.6 C (96.1 F)	1907	31.1 C (88.0 F)	32
Coldest night (TNn)	-55.0 C (-67.0 F)	1989	-48.0 C (-54.5 F)	32
Wettest day (Rx1day)	34.0 mm (1.3 in)	1907	17.8 mm (0.7 in)	32
Wettest five days (Rx5day)	60.2 mm (2.4 in)	1909	26.9 mm (1.1 in)	32
Longest dry spell (CDD)	115 days	1984	40 days	32

Hottest day (TXx)

The hottest day of the year at Circle City, 1900 to 1999. The record is 35.6 C (96.1 F) in 1907, marked on the chart; the median year is 31.1 C (88.0 F).

Hottest day (TXx) at Circle City by year
Year	Hottest day (TXx)
1900	31.1 C (88.0 F)
1906	-6.7 C (19.9 F)
1907	35.6 C (96.1 F)
1908	28.9 C (84.0 F)
1909	27.2 C (81.0 F)
1957	29.4 C (84.9 F)
1960	30.6 C (87.1 F)
1961	23.3 C (73.9 F)
1962	29.4 C (84.9 F)
1977	32.8 C (91.0 F)
1978	31.1 C (88.0 F)
1979	29.4 C (84.9 F)
1980	31.7 C (89.1 F)
1981	26.1 C (79.0 F)
1982	33.3 C (91.9 F)
1983	32.2 C (90.0 F)
1984	33.9 C (93.0 F)
1985	31.1 C (88.0 F)
1986	31.7 C (89.1 F)
1987	32.8 C (91.0 F)
1988	31.1 C (88.0 F)
1989	30.6 C (87.1 F)
1990	33.3 C (91.9 F)
1991	32.8 C (91.0 F)
1992	33.9 C (93.0 F)
1993	30.6 C (87.1 F)
1994	33.9 C (93.0 F)
1995	30.6 C (87.1 F)
1996	30.0 C (86.0 F)
1997	29.4 C (84.9 F)
1998	32.2 C (90.0 F)
1999	33.3 C (91.9 F)

Coldest night (TNn)

The coldest night of the year at Circle City, 1900 to 1999. The record is -55.0 C (-67.0 F) in 1989, marked on the chart; the median year is -48.0 C (-54.5 F).

Coldest night (TNn) at Circle City by year
Year	Coldest night (TNn)
1900	2.2 C (36.0 F)
1906	-45.6 C (-50.1 F)
1907	-49.4 C (-56.9 F)
1908	-49.4 C (-56.9 F)
1909	-51.7 C (-61.1 F)
1957	0.0 C (32.0 F)
1960	-42.2 C (-44.0 F)
1961	-51.1 C (-60.0 F)
1962	-49.4 C (-56.9 F)
1977	0.6 C (33.1 F)
1978	-42.8 C (-45.0 F)
1979	-51.1 C (-60.0 F)
1980	-50.6 C (-59.1 F)
1981	-48.3 C (-54.9 F)
1982	-45.6 C (-50.1 F)
1983	-51.1 C (-60.0 F)
1984	-51.1 C (-60.0 F)
1985	-48.9 C (-56.0 F)
1986	-42.8 C (-45.0 F)
1987	-44.4 C (-47.9 F)
1988	-44.4 C (-47.9 F)
1989	-55.0 C (-67.0 F)
1990	-52.8 C (-63.0 F)
1991	-46.1 C (-51.0 F)
1992	-47.8 C (-54.0 F)
1993	-50.0 C (-58.0 F)
1994	-46.7 C (-52.1 F)
1995	-47.2 C (-53.0 F)
1996	-47.2 C (-53.0 F)
1997	-52.2 C (-62.0 F)
1998	-46.1 C (-51.0 F)
1999	-51.1 C (-60.0 F)

Wettest day (Rx1day)

The wettest day of the year at Circle City, 1900 to 1999. The record is 34.0 mm (1.3 in) in 1907, marked on the chart; the median year is 17.8 mm (0.7 in).

Wettest day (Rx1day) at Circle City by year
Year	Wettest day (Rx1day)
1900	20.3 mm (0.8 in)
1906	4.3 mm (0.17 in)
1907	34.0 mm (1.3 in)
1908	31.8 mm (1.3 in)
1909	27.4 mm (1.1 in)
1957	17.3 mm (0.7 in)
1960	17.8 mm (0.7 in)
1961	11.4 mm (0.4 in)
1962	19.6 mm (0.8 in)
1977	6.1 mm (0.24 in)
1978	17.8 mm (0.7 in)
1979	10.7 mm (0.4 in)
1980	25.4 mm (1.0 in)
1981	22.4 mm (0.9 in)
1982	20.3 mm (0.8 in)
1983	23.9 mm (0.9 in)
1984	26.7 mm (1.1 in)
1985	24.1 mm (0.9 in)
1986	17.8 mm (0.7 in)
1987	29.2 mm (1.1 in)
1988	33.0 mm (1.3 in)
1989	15.5 mm (0.6 in)
1990	23.6 mm (0.9 in)
1991	21.1 mm (0.8 in)
1992	15.5 mm (0.6 in)
1993	12.2 mm (0.5 in)
1994	11.2 mm (0.4 in)
1995	13.7 mm (0.5 in)
1996	15.2 mm (0.6 in)
1997	10.2 mm (0.4 in)
1998	15.2 mm (0.6 in)
1999	14.0 mm (0.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at Circle City, 1900 to 1999. The record is 60.2 mm (2.4 in) in 1909, marked on the chart; the median year is 26.9 mm (1.1 in).

Wettest five days (Rx5day) at Circle City by year
Year	Wettest five days (Rx5day)
1900	30.5 mm (1.2 in)
1906	11.4 mm (0.4 in)
1907	35.3 mm (1.4 in)
1908	32.4 mm (1.3 in)
1909	60.2 mm (2.4 in)
1957	18.6 mm (0.7 in)
1960	29.0 mm (1.1 in)
1961	20.3 mm (0.8 in)
1962	31.8 mm (1.3 in)
1977	10.4 mm (0.4 in)
1978	27.1 mm (1.1 in)
1979	23.7 mm (0.9 in)
1980	33.0 mm (1.3 in)
1981	25.5 mm (1.0 in)
1982	34.0 mm (1.3 in)
1983	55.8 mm (2.2 in)
1984	31.8 mm (1.3 in)
1985	26.7 mm (1.1 in)
1986	21.4 mm (0.8 in)
1987	37.6 mm (1.5 in)
1988	43.1 mm (1.7 in)
1989	27.2 mm (1.1 in)
1990	23.6 mm (0.9 in)
1991	24.4 mm (1.0 in)
1992	19.6 mm (0.8 in)
1993	17.1 mm (0.7 in)
1994	18.5 mm (0.7 in)
1995	28.1 mm (1.1 in)
1996	22.8 mm (0.9 in)
1997	18.6 mm (0.7 in)
1998	38.6 mm (1.5 in)
1999	14.0 mm (0.6 in)

Longest dry spell (CDD)

The longest dry spell of the year at Circle City, 1900 to 1999. The record is 115 days in 1984, marked on the chart; the median year is 40 days.

Longest dry spell (CDD) at Circle City by year
Year	Longest dry spell (CDD)
1900	5 days
1906	22 days
1907	33 days
1908	12 days
1909	41 days
1957	9 days
1960	23 days
1961	29 days
1962	32 days
1977	13 days
1978	59 days
1979	35 days
1980	57 days
1981	43 days
1982	30 days
1983	51 days
1984	115 days
1985	87 days
1986	46 days
1987	30 days
1988	42 days
1989	55 days
1990	59 days
1991	33 days
1992	20 days
1993	39 days
1994	29 days
1995	54 days
1996	65 days
1997	71 days
1998	51 days
1999	50 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 Circle City standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Circle City 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 2026-10-13 (13 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).