Sioux City 8 N Weather Records (USC00137703)

Record envelope, standing records and threshold days for Sioux City 8 N (USC00137703), Iowa, United States, with 36 years of record.

Key Facts for Sioux City 8 N

Sioux City 8 N (USC00137703) is a weather station in Iowa, United States at 42.58 latitude and -96.43 longitude, 354 m (1,161 ft) above sea level.
The station reports from 1948 to 1983, 36 years of record.
124 records set at Sioux City 8 N still stand.
Records are tracked for prcp, snow, snwd: an element needs 30 years of data to be eligible.
Sioux City 8 N tied a daily record snow depth of 5.1 cm (2.0 in) on 31 March 1983.

About the Station

Location: Iowa, United States, 42.58 latitude, -96.43 longitude.
Elevation: 354 m (1,161 ft).
Period of record: 1948 to 1983, 36 years.
Eligible elements: prcp, snow, snwd.

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 Sioux City 8 N. 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 Sioux City 8 N, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	n/a	n/a	n/a	n/a
Feb	n/a	n/a	n/a	n/a
Mar	n/a	n/a	n/a	n/a
Apr	n/a	n/a	n/a	n/a
May	n/a	n/a	n/a	n/a
Jun	n/a	n/a	n/a	n/a
Jul	n/a	n/a	n/a	n/a
Aug	35.0 C (95.0 F)	4.4 C (39.9 F)	n/a	n/a
Sep	n/a	n/a	n/a	n/a
Oct	n/a	n/a	n/a	n/a
Nov	n/a	n/a	n/a	n/a
Dec	n/a	n/a	n/a	n/a

Which Years Hold Standing Records

124 standing records

124 records at Sioux City 8 N still stand. 1971 holds the most, with 124.

All-Time Record Progression

1 new records

1 all-time records were set at Sioux City 8 N between 28 December 1982 and 28 December 1982. Each dot is a new record.

Wettest Day of Each Month

Sep: 120.7 mm (4.8 in)

The wettest day on record for each calendar month at Sioux City 8 N. The most was 120.7 mm (4.8 in) on 11 September 1949.

Record daily precipitation for each month at Sioux City 8 N
Month	Record daily precipitation (mm)	Date
Jan	28.7 mm (1.1 in)	3 January 1949
Feb	30.7 mm (1.2 in)	21 February 1954
Mar	53.8 mm (2.1 in)	29 March 1981
Apr	47.8 mm (1.9 in)	5 April 1958
May	84.6 mm (3.3 in)	1 May 1972
Jun	78.5 mm (3.1 in)	2 June 1963
Jul	104.1 mm (4.1 in)	7 July 1952
Aug	91.4 mm (3.6 in)	28 August 1960
Sep	120.7 mm (4.8 in)	11 September 1949
Oct	80.0 mm (3.1 in)	31 October 1979
Nov	45.7 mm (1.8 in)	9 November 1977
Dec	30.2 mm (1.2 in)	3 December 1953

Period of Record Coverage

1971 to 1971

1 years of record at Sioux City 8 N, 1971 to 1971. 1 years have data for under 90 percent of days and are left out of rankings: 1971.

Latest Records

Latest records at Sioux City 8 N
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 March 1983	Sioux City 8 N, US	daily snow depth (Tie)	5.1 cm (2.0 in)	tie	13 years	1 of 100 (Routine)
30 March 1983	Sioux City 8 N, US	daily snow depth	10.2 cm (4.0 in)	2.6 cm (1.0 in)	13 years	9 of 100 (Routine)
29 March 1983	Sioux City 8 N, US	daily snow depth	12.7 cm (5.0 in)	2.5 cm (1.0 in)	13 years	9 of 100 (Routine)
28 March 1983	Sioux City 8 N, US	daily snow depth	20.3 cm (8.0 in)	10.1 cm (4.0 in)	13 years	15 of 100 (Routine)
27 March 1983	Sioux City 8 N, US	daily snow depth	33.0 cm (13.0 in)	22.8 cm (9.0 in)	22 years	27 of 100 (Routine)
27 March 1983	Sioux City 8 N, US	daily snowfall	11.4 cm (4.5 in)	8.9 cm (3.5 in)	2 years	25 of 100 (Routine)
26 March 1983	Sioux City 8 N, US	daily snow depth	20.3 cm (8.0 in)	2.5 cm (1.0 in)	22 years	11 of 100 (Routine)
26 March 1983	Sioux City 8 N, US	monthly snowfall (Tie)	20.3 cm (8.0 in)	tie	6 years	3 of 100 (Routine)
16 March 1983	Sioux City 8 N, US	daily snowfall	1.3 cm (0.5 in)	1.3 cm (0.5 in)	33 years	16 of 100 (Routine)
16 March 1983	Sioux City 8 N, US	daily rain	2.5 mm (0.10 in)	1.0 mm (0.04 in)	20 years	10 of 100 (Routine)
15 March 1983	Sioux City 8 N, US	daily rain	13.7 mm (0.5 in)	7.6 mm (0.30 in)	9 years	15 of 100 (Routine)
15 March 1983	Sioux City 8 N, US	daily snowfall	4.6 cm (1.8 in)	3.3 cm (1.3 in)	16 years	15 of 100 (Routine)
7 March 1983	Sioux City 8 N, US	daily rain	17.8 mm (0.7 in)	15.3 mm (0.6 in)	24 years	20 of 100 (Routine)
6 March 1983	Sioux City 8 N, US	daily rain	15.2 mm (0.6 in)	12.7 mm (0.5 in)	21 years	20 of 100 (Routine)
5 March 1983	Sioux City 8 N, US	daily rain	11.2 mm (0.4 in)	1.0 mm (0.04 in)	24 years	11 of 100 (Routine)
6 February 1983	Sioux City 8 N, US	daily rain	3.0 mm (0.12 in)	3.0 mm (0.12 in)	33 years	17 of 100 (Routine)
2 February 1983	Sioux City 8 N, US	daily rain	8.1 mm (0.32 in)	2.0 mm (0.08 in)	7 years	8 of 100 (Routine)
5 January 1983	Sioux City 8 N, US	daily snow depth (Tie)	25.4 cm (10.0 in)	tie	13 years	1 of 100 (Routine)
4 January 1983	Sioux City 8 N, US	daily snow depth (Tie)	25.4 cm (10.0 in)	tie	13 years	1 of 100 (Routine)
3 January 1983	Sioux City 8 N, US	daily snow depth	30.5 cm (12.0 in)	5.1 cm (2.0 in)	13 years	12 of 100 (Routine)

Extremes by Year

1948 to 1983

Yearly extremes at Sioux City 8 N: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	35.0 C (95.0 F)	1971	35.0 C (95.0 F)	1
Coldest night (TNn)	4.4 C (39.9 F)	1971	4.4 C (39.9 F)	1
Wettest day (Rx1day)	120.7 mm (4.8 in)	1949	51.9 mm (2.0 in)	36
Wettest five days (Rx5day)	131.7 mm (5.2 in)	1960	89.2 mm (3.5 in)	36
Longest dry spell (CDD)	58 days	1975	33 days	36

Hottest day (TXx)

The hottest day of the year at Sioux City 8 N, 1948 to 1983. The record is 35.0 C (95.0 F) in 1971, marked on the chart; the median year is 35.0 C (95.0 F).

Hottest day (TXx) at Sioux City 8 N by year
Year	Hottest day (TXx)
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	35.0 C (95.0 F)
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	n/a
1980	n/a
1981	n/a
1982	n/a
1983	n/a

Coldest night (TNn)

The coldest night of the year at Sioux City 8 N, 1948 to 1983. The record is 4.4 C (39.9 F) in 1971, marked on the chart; the median year is 4.4 C (39.9 F).

Coldest night (TNn) at Sioux City 8 N by year
Year	Coldest night (TNn)
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	4.4 C (39.9 F)
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	n/a
1980	n/a
1981	n/a
1982	n/a
1983	n/a

Wettest day (Rx1day)

The wettest day of the year at Sioux City 8 N, 1948 to 1983. The record is 120.7 mm (4.8 in) in 1949, marked on the chart; the median year is 51.9 mm (2.0 in).

Wettest day (Rx1day) at Sioux City 8 N by year
Year	Wettest day (Rx1day)
1948	52.1 mm (2.1 in)
1949	120.7 mm (4.8 in)
1950	67.3 mm (2.6 in)
1951	54.6 mm (2.1 in)
1952	104.1 mm (4.1 in)
1953	36.8 mm (1.4 in)
1954	64.3 mm (2.5 in)
1955	67.1 mm (2.6 in)
1956	65.3 mm (2.6 in)
1957	45.5 mm (1.8 in)
1958	47.8 mm (1.9 in)
1959	39.1 mm (1.5 in)
1960	91.4 mm (3.6 in)
1961	41.9 mm (1.6 in)
1962	51.6 mm (2.0 in)
1963	78.5 mm (3.1 in)
1964	50.3 mm (2.0 in)
1965	53.6 mm (2.1 in)
1966	53.3 mm (2.1 in)
1967	43.2 mm (1.7 in)
1968	65.5 mm (2.6 in)
1969	71.6 mm (2.8 in)
1970	45.0 mm (1.8 in)
1971	40.4 mm (1.6 in)
1972	84.6 mm (3.3 in)
1973	50.8 mm (2.0 in)
1974	38.6 mm (1.5 in)
1975	36.6 mm (1.4 in)
1976	46.2 mm (1.8 in)
1977	45.7 mm (1.8 in)
1978	96.5 mm (3.8 in)
1979	80.0 mm (3.1 in)
1980	38.9 mm (1.5 in)
1981	53.8 mm (2.1 in)
1982	31.5 mm (1.2 in)
1983	22.4 mm (0.9 in)

Wettest five days (Rx5day)

The wettest five days of the year at Sioux City 8 N, 1948 to 1983. The record is 131.7 mm (5.2 in) in 1960, marked on the chart; the median year is 89.2 mm (3.5 in).

Wettest five days (Rx5day) at Sioux City 8 N by year
Year	Wettest five days (Rx5day)
1948	65.3 mm (2.6 in)
1949	120.7 mm (4.8 in)
1950	97.0 mm (3.8 in)
1951	99.1 mm (3.9 in)
1952	112.0 mm (4.4 in)
1953	56.0 mm (2.2 in)
1954	98.8 mm (3.9 in)
1955	100.6 mm (4.0 in)
1956	77.5 mm (3.1 in)
1957	73.7 mm (2.9 in)
1958	63.8 mm (2.5 in)
1959	86.6 mm (3.4 in)
1960	131.7 mm (5.2 in)
1961	67.8 mm (2.7 in)
1962	84.0 mm (3.3 in)
1963	125.0 mm (4.9 in)
1964	61.4 mm (2.4 in)
1965	92.0 mm (3.6 in)
1966	65.2 mm (2.6 in)
1967	87.4 mm (3.4 in)
1968	126.0 mm (5.0 in)
1969	129.5 mm (5.1 in)
1970	93.5 mm (3.7 in)
1971	93.0 mm (3.7 in)
1972	114.1 mm (4.5 in)
1973	67.8 mm (2.7 in)
1974	39.9 mm (1.6 in)
1975	81.9 mm (3.2 in)
1976	90.9 mm (3.6 in)
1977	49.8 mm (2.0 in)
1978	126.1 mm (5.0 in)
1979	106.7 mm (4.2 in)
1980	63.3 mm (2.5 in)
1981	98.6 mm (3.9 in)
1982	53.2 mm (2.1 in)
1983	44.7 mm (1.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Sioux City 8 N, 1948 to 1983. The record is 58 days in 1975, marked on the chart; the median year is 33 days.

Longest dry spell (CDD) at Sioux City 8 N by year
Year	Longest dry spell (CDD)
1948	27 days
1949	46 days
1950	32 days
1951	19 days
1952	39 days
1953	43 days
1954	50 days
1955	34 days
1956	37 days
1957	42 days
1958	39 days
1959	20 days
1960	24 days
1961	31 days
1962	49 days
1963	31 days
1964	46 days
1965	24 days
1966	27 days
1967	40 days
1968	55 days
1969	26 days
1970	26 days
1971	45 days
1972	31 days
1973	20 days
1974	27 days
1975	58 days
1976	42 days
1977	54 days
1978	18 days
1979	35 days
1980	31 days
1981	46 days
1982	16 days
1983	25 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 Sioux City 8 N standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Sioux City 8 N 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 2026-10-17 (17 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).