North Mankato Weather Records (USC00216007)

Record envelope, standing records and threshold days for North Mankato (USC00216007), Minnesota, United States, with 31 years of record.

Key Facts for North Mankato

North Mankato (USC00216007) is a weather station in Minnesota, United States at 44.17 latitude and -94.03 longitude, 239 m (785 ft) above sea level.
The station reports from 1954 to 1984, 31 years of record.
1,464 records set at North Mankato still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Minnesota, United States, 44.17 latitude, -94.03 longitude.
Elevation: 239 m (785 ft).
Period of record: 1954 to 1984, 31 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 North Mankato. 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 North Mankato, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	16.1 C (61.0 F)	-36.7 C (-34.1 F)	n/a	n/a
Feb	17.8 C (64.0 F)	-33.9 C (-29.0 F)	n/a	n/a
Mar	25.6 C (78.1 F)	-31.1 C (-24.0 F)	n/a	n/a
Apr	34.4 C (93.9 F)	-16.1 C (3.0 F)	n/a	n/a
May	34.4 C (93.9 F)	-5.6 C (21.9 F)	n/a	n/a
Jun	38.3 C (100.9 F)	2.2 C (36.0 F)	n/a	n/a
Jul	38.9 C (102.0 F)	6.7 C (44.1 F)	n/a	n/a
Aug	36.7 C (98.1 F)	4.4 C (39.9 F)	n/a	n/a
Sep	37.2 C (99.0 F)	-3.9 C (25.0 F)	n/a	n/a
Oct	32.2 C (90.0 F)	-10.0 C (14.0 F)	n/a	n/a
Nov	24.4 C (75.9 F)	-26.1 C (-15.0 F)	n/a	n/a
Dec	17.2 C (63.0 F)	-35.6 C (-32.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at North Mankato still stand. 1962 holds the most, with 68.

Standing records at North Mankato by the year they were set
Year set	Standing records
1955	62
1956	59
1957	29
1958	67
1959	63
1960	45
1961	33
1962	68
1963	56
1964	65
1965	67
1966	62
1967	44
1968	36
1969	48
1970	50
1971	36
1972	50
1973	56
1974	55
1975	39
1976	59
1977	58
1978	36
1979	42
1980	28
1981	39
1982	44
1983	55
1984	13

Wettest Day of Each Month

Aug: 180.1 mm (7.1 in)

The wettest day on record for each calendar month at North Mankato. The most was 180.1 mm (7.1 in) on 7 August 1968.

Record daily precipitation for each month at North Mankato
Month	Record daily precipitation (mm)	Date
Jan	28.4 mm (1.1 in)	25 January 1967
Feb	26.7 mm (1.1 in)	10 February 1965
Mar	36.1 mm (1.4 in)	23 March 1966
Apr	63.5 mm (2.5 in)	2 April 1967
May	65.5 mm (2.6 in)	1 May 1973
Jun	86.4 mm (3.4 in)	18 June 1956
Jul	76.5 mm (3.0 in)	27 July 1968
Aug	180.1 mm (7.1 in)	7 August 1968
Sep	93.7 mm (3.7 in)	8 September 1964
Oct	50.8 mm (2.0 in)	15 October 1966
Nov	48.8 mm (1.9 in)	10 November 1975
Dec	41.4 mm (1.6 in)	12 December 1965

Period of Record Coverage

1954 to 1984

31 years of record at North Mankato, 1954 to 1984. 4 years have data for under 90 percent of days and are left out of rankings: 1954, 1982, 1983, 1984.

Days with data per year at North Mankato
Year	Days with data	Share of year	Complete
1954	23	6%	No
1955	360	99%	Yes
1956	357	98%	Yes
1957	362	99%	Yes
1958	361	99%	Yes
1959	364	100%	Yes
1960	366	100%	Yes
1961	363	99%	Yes
1962	365	100%	Yes
1963	365	100%	Yes
1964	366	100%	Yes
1965	365	100%	Yes
1966	365	100%	Yes
1967	364	100%	Yes
1968	335	92%	Yes
1969	365	100%	Yes
1970	364	100%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	365	100%	Yes
1980	364	99%	Yes
1981	363	99%	Yes
1982	314	86%	No
1983	325	89%	No
1984	135	37%	No

Latest Records

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

Climate Trend

28 complete years, 1955 to 1983

One stripe for each of 28 complete years at North Mankato, 1955 to 1983. Blue stripes are years cooler than the station's own mean of 7.7 C (45.8 F); red stripes are warmer. The coolest year was 1979, at 6.1 C (42.9 F), and the warmest was 1973, at 9.2 C (48.5 F). The strongest colour marks a difference of 1.6 C (2.9 F).

Annual mean temperature at North Mankato as warming stripes, 1955 to 1983
Year	Annual mean temperature	Difference from the station mean
1955	7.9 C	+0.25 C
1956	6.7 C	-0.94 C
1957	7.7 C	+0.07 C
1958	8.2 C	+0.56 C
1959	8.1 C	+0.40 C
1960	7.8 C	+0.11 C
1961	8.0 C	+0.36 C
1962	7.7 C	+0.01 C
1963	8.3 C	+0.63 C
1964	8.4 C	+0.74 C
1965	6.8 C	-0.89 C
1966	7.1 C	-0.54 C
1967	7.4 C	-0.31 C
1969	7.3 C	-0.34 C
1970	7.3 C	-0.35 C
1971	7.7 C	+0.04 C
1972	6.6 C	-1.08 C
1973	9.2 C	+1.51 C
1974	8.2 C	+0.56 C
1975	7.9 C	+0.23 C
1976	8.2 C	+0.58 C
1977	8.3 C	+0.59 C
1978	6.8 C	-0.91 C
1979	6.1 C	-1.60 C
1980	7.9 C	+0.27 C
1981	8.4 C	+0.77 C
1982	6.3 C	-1.36 C
1983	8.2 C	+0.56 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

1954 to 1984

Yearly extremes at North Mankato: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	38.9 C (102.0 F)	1955	36.1 C (97.0 F)	31
Coldest night (TNn)	-36.7 C (-34.1 F)	1970	-31.7 C (-25.1 F)	31
Wettest day (Rx1day)	180.1 mm (7.1 in)	1968	48.3 mm (1.9 in)	31
Wettest five days (Rx5day)	200.7 mm (7.9 in)	1968	78.5 mm (3.1 in)	31
Longest dry spell (CDD)	50 days	1962	24 days	31

Hottest day (TXx)

The hottest day of the year at North Mankato, 1954 to 1984. The record is 38.9 C (102.0 F) in 1955, marked on the chart; the median year is 36.1 C (97.0 F).

Hottest day (TXx) at North Mankato by year
Year	Hottest day (TXx)
1954	5.0 C (41.0 F)
1955	38.9 C (102.0 F)
1956	34.4 C (93.9 F)
1957	36.1 C (97.0 F)
1958	36.1 C (97.0 F)
1959	36.1 C (97.0 F)
1960	36.1 C (97.0 F)
1961	36.1 C (97.0 F)
1962	33.3 C (91.9 F)
1963	35.0 C (95.0 F)
1964	36.1 C (97.0 F)
1965	35.0 C (95.0 F)
1966	37.2 C (99.0 F)
1967	33.3 C (91.9 F)
1968	35.6 C (96.1 F)
1969	36.1 C (97.0 F)
1970	38.3 C (100.9 F)
1971	36.1 C (97.0 F)
1972	35.6 C (96.1 F)
1973	36.7 C (98.1 F)
1974	37.8 C (100.0 F)
1975	36.7 C (98.1 F)
1976	38.9 C (102.0 F)
1977	37.2 C (99.0 F)
1978	37.2 C (99.0 F)
1979	35.6 C (96.1 F)
1980	38.9 C (102.0 F)
1981	35.6 C (96.1 F)
1982	35.6 C (96.1 F)
1983	37.8 C (100.0 F)
1984	35.6 C (96.1 F)

Coldest night (TNn)

The coldest night of the year at North Mankato, 1954 to 1984. The record is -36.7 C (-34.1 F) in 1970, marked on the chart; the median year is -31.7 C (-25.1 F).

Coldest night (TNn) at North Mankato by year
Year	Coldest night (TNn)
1954	-16.1 C (3.0 F)
1955	-30.0 C (-22.0 F)
1956	-31.7 C (-25.1 F)
1957	-27.2 C (-17.0 F)
1958	-28.9 C (-20.0 F)
1959	-29.4 C (-20.9 F)
1960	-27.2 C (-17.0 F)
1961	-27.8 C (-18.0 F)
1962	-33.9 C (-29.0 F)
1963	-35.6 C (-32.1 F)
1964	-25.6 C (-14.1 F)
1965	-32.2 C (-26.0 F)
1966	-32.2 C (-26.0 F)
1967	-32.2 C (-26.0 F)
1968	-30.0 C (-22.0 F)
1969	-29.4 C (-20.9 F)
1970	-36.7 C (-34.1 F)
1971	-32.2 C (-26.0 F)
1972	-35.0 C (-31.0 F)
1973	-31.1 C (-24.0 F)
1974	-33.9 C (-29.0 F)
1975	-31.1 C (-24.0 F)
1976	-30.6 C (-23.1 F)
1977	-36.7 C (-34.1 F)
1978	-30.0 C (-22.0 F)
1979	-32.8 C (-27.0 F)
1980	-26.1 C (-15.0 F)
1981	-31.7 C (-25.1 F)
1982	-33.9 C (-29.0 F)
1983	-35.6 C (-32.1 F)
1984	-32.2 C (-26.0 F)

Wettest day (Rx1day)

The wettest day of the year at North Mankato, 1954 to 1984. The record is 180.1 mm (7.1 in) in 1968, marked on the chart; the median year is 48.3 mm (1.9 in).

Wettest day (Rx1day) at North Mankato by year
Year	Wettest day (Rx1day)
1954	14.7 mm (0.6 in)
1955	31.5 mm (1.2 in)
1956	86.4 mm (3.4 in)
1957	82.6 mm (3.3 in)
1958	38.6 mm (1.5 in)
1959	54.6 mm (2.1 in)
1960	57.7 mm (2.3 in)
1961	64.8 mm (2.6 in)
1962	58.9 mm (2.3 in)
1963	48.3 mm (1.9 in)
1964	93.7 mm (3.7 in)
1965	41.4 mm (1.6 in)
1966	50.8 mm (2.0 in)
1967	63.5 mm (2.5 in)
1968	180.1 mm (7.1 in)
1969	30.5 mm (1.2 in)
1970	45.2 mm (1.8 in)
1971	41.7 mm (1.6 in)
1972	47.8 mm (1.9 in)
1973	65.5 mm (2.6 in)
1974	69.6 mm (2.7 in)
1975	48.8 mm (1.9 in)
1976	40.6 mm (1.6 in)
1977	79.2 mm (3.1 in)
1978	37.1 mm (1.5 in)
1979	39.4 mm (1.6 in)
1980	40.1 mm (1.6 in)
1981	53.1 mm (2.1 in)
1982	44.7 mm (1.8 in)
1983	42.9 mm (1.7 in)
1984	40.1 mm (1.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at North Mankato, 1954 to 1984. The record is 200.7 mm (7.9 in) in 1968, marked on the chart; the median year is 78.5 mm (3.1 in).

Wettest five days (Rx5day) at North Mankato by year
Year	Wettest five days (Rx5day)
1954	37.1 mm (1.5 in)
1955	56.4 mm (2.2 in)
1956	128.0 mm (5.0 in)
1957	101.4 mm (4.0 in)
1958	38.6 mm (1.5 in)
1959	76.2 mm (3.0 in)
1960	157.5 mm (6.2 in)
1961	114.3 mm (4.5 in)
1962	91.0 mm (3.6 in)
1963	87.9 mm (3.5 in)
1964	123.8 mm (4.9 in)
1965	61.0 mm (2.4 in)
1966	89.1 mm (3.5 in)
1967	71.4 mm (2.8 in)
1968	200.7 mm (7.9 in)
1969	58.0 mm (2.3 in)
1970	96.0 mm (3.8 in)
1971	101.6 mm (4.0 in)
1972	74.5 mm (2.9 in)
1973	83.7 mm (3.3 in)
1974	107.0 mm (4.2 in)
1975	65.8 mm (2.6 in)
1976	40.6 mm (1.6 in)
1977	87.4 mm (3.4 in)
1978	65.3 mm (2.6 in)
1979	64.0 mm (2.5 in)
1980	53.1 mm (2.1 in)
1981	101.7 mm (4.0 in)
1982	78.5 mm (3.1 in)
1983	63.1 mm (2.5 in)
1984	71.4 mm (2.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at North Mankato, 1954 to 1984. The record is 50 days in 1962, marked on the chart; the median year is 24 days.

Longest dry spell (CDD) at North Mankato by year
Year	Longest dry spell (CDD)
1954	25 days
1955	21 days
1956	20 days
1957	24 days
1958	30 days
1959	24 days
1960	30 days
1961	32 days
1962	50 days
1963	27 days
1964	31 days
1965	21 days
1966	26 days
1967	30 days
1968	21 days
1969	19 days
1970	17 days
1971	19 days
1972	24 days
1973	25 days
1974	31 days
1975	16 days
1976	30 days
1977	18 days
1978	32 days
1979	17 days
1980	33 days
1981	25 days
1982	21 days
1983	20 days
1984	11 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.

Frost Dates and Growing Season

28 years with a frost

Across 28 years with a frost, the median last spring frost at North Mankato falls on 4 May and the median first autumn frost on 4 October, which leaves a median of 157 days between them.

Fitted over all years, the growing season changes by +1.8 days per decade at this station.

Frost dates and growing season at North Mankato
Measure	Median, all years	Earliest period	Recent period (1955 to 1983)	Recent against earliest	Fitted trend
Last spring frost	4 May	n/a	4 May	n/a	+0.2 days per decade
First autumn frost	4 October	n/a	4 October	n/a	+2.0 days per decade
Growing days	157 days	n/a	157 days	n/a	+1.8 days per decade

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

Data for North Mankato standing records by year: CSV or JSON. Field meanings are on the data page.
Data for North Mankato 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).