Portis Weather Records (USC00146511)

Record envelope, standing records and threshold days for Portis (USC00146511), Kansas, United States, with 30 years of record.

Key Facts for Portis

Portis (USC00146511) is a weather station in Kansas, United States at 39.56 latitude and -98.69 longitude, 455 m (1,491 ft) above sea level.
The station reports from 1965 to 1994, 30 years of record.
1,464 records set at Portis still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Kansas, United States, 39.56 latitude, -98.69 longitude.
Elevation: 455 m (1,491 ft).
Period of record: 1965 to 1994, 30 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 Portis. 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 Portis, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	17.8 C (64.0 F)	-26.7 C (-16.1 F)	n/a	n/a
Feb	29.4 C (84.9 F)	-24.4 C (-11.9 F)	n/a	n/a
Mar	32.8 C (91.0 F)	-23.3 C (-9.9 F)	n/a	n/a
Apr	34.4 C (93.9 F)	-11.7 C (10.9 F)	n/a	n/a
May	35.6 C (96.1 F)	-2.2 C (28.0 F)	n/a	n/a
Jun	42.8 C (109.0 F)	8.3 C (46.9 F)	n/a	n/a
Jul	43.3 C (109.9 F)	7.8 C (46.0 F)	n/a	n/a
Aug	40.6 C (105.1 F)	7.8 C (46.0 F)	n/a	n/a
Sep	39.4 C (102.9 F)	-2.2 C (28.0 F)	n/a	n/a
Oct	33.3 C (91.9 F)	-11.7 C (10.9 F)	n/a	n/a
Nov	26.7 C (80.1 F)	-19.4 C (-2.9 F)	n/a	n/a
Dec	21.7 C (71.1 F)	-27.8 C (-18.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Portis still stand. 1994 holds the most, with 253.

Standing records at Portis by the year they were set
Year set	Standing records
1965	28
1966	53
1967	49
1968	59
1969	69
1970	26
1971	120
1972	37
1973	27
1974	21
1975	78
1976	14
1978	123
1979	131
1980	46
1985	17
1986	56
1992	35
1993	222
1994	253

Wettest Day of Each Month

Oct: 84.3 mm (3.3 in)

The wettest day on record for each calendar month at Portis. The most was 84.3 mm (3.3 in) on 11 October 1986.

Record daily precipitation for each month at Portis
Month	Record daily precipitation (mm)	Date
Jan	15.0 mm (0.6 in)	27 January 1994
Feb	35.1 mm (1.4 in)	14 February 1969
Mar	78.7 mm (3.1 in)	22 March 1979
Apr	31.8 mm (1.3 in)	21 April 1968
May	32.5 mm (1.3 in)	12 May 1993
Jun	42.4 mm (1.7 in)	18 June 1993
Jul	78.7 mm (3.1 in)	26 July 1994
Aug	73.7 mm (2.9 in)	17 August 1965
Sep	59.2 mm (2.3 in)	3 September 1973
Oct	84.3 mm (3.3 in)	11 October 1986
Nov	38.6 mm (1.5 in)	21 November 1994
Dec	21.8 mm (0.9 in)	7 December 1994

Period of Record Coverage

1965 to 1994

20 years of record at Portis, 1965 to 1994. 18 years have data for under 90 percent of days and are left out of rankings: 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972 and others.

Days with data per year at Portis
Year	Days with data	Share of year	Complete
1965	62	17%	No
1966	91	25%	No
1967	80	22%	No
1968	61	17%	No
1969	141	39%	No
1970	29	8%	No
1971	293	80%	No
1972	56	15%	No
1973	58	16%	No
1974	29	8%	No
1975	85	23%	No
1976	31	8%	No
1978	167	46%	No
1979	202	55%	No
1980	61	17%	No
1985	27	7%	No
1986	60	16%	No
1992	58	16%	No
1993	353	97%	Yes
1994	356	98%	Yes

Latest Records

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

Extremes by Year

1965 to 1994

Yearly extremes at Portis: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	43.3 C (109.9 F)	1966	37.2 C (99.0 F)	20
Coldest night (TNn)	-27.8 C (-18.0 F)	1968	-9.2 C (15.4 F)	20
Wettest day (Rx1day)	84.3 mm (3.3 in)	1986	40.0 mm (1.6 in)	20
Wettest five days (Rx5day)	164.9 mm (6.5 in)	1993	54.5 mm (2.1 in)	16
Longest dry spell (CDD)	30 days	1994	11 days	20

Hottest day (TXx)

The hottest day of the year at Portis, 1965 to 1994. The record is 43.3 C (109.9 F) in 1966, marked on the chart; the median year is 37.2 C (99.0 F).

Hottest day (TXx) at Portis by year
Year	Hottest day (TXx)
1965	36.7 C (98.1 F)
1966	43.3 C (109.9 F)
1967	37.8 C (100.0 F)
1968	37.8 C (100.0 F)
1969	33.3 C (91.9 F)
1970	15.6 C (60.1 F)
1971	40.6 C (105.1 F)
1972	29.4 C (84.9 F)
1973	34.4 C (93.9 F)
1974	30.6 C (87.1 F)
1975	26.1 C (79.0 F)
1976	29.4 C (84.9 F)
1978	39.4 C (102.9 F)
1979	38.3 C (100.9 F)
1980	42.8 C (109.0 F)
1985	38.3 C (100.9 F)
1986	37.2 C (99.0 F)
1992	21.7 C (71.1 F)
1993	37.2 C (99.0 F)
1994	40.6 C (105.1 F)

Coldest night (TNn)

The coldest night of the year at Portis, 1965 to 1994. The record is -27.8 C (-18.0 F) in 1968, marked on the chart; the median year is -9.2 C (15.4 F).

Coldest night (TNn) at Portis by year
Year	Coldest night (TNn)
1965	0.0 C (32.0 F)
1966	5.6 C (42.1 F)
1967	0.6 C (33.1 F)
1968	-27.8 C (-18.0 F)
1969	-18.9 C (-2.0 F)
1970	-15.6 C (3.9 F)
1971	0.0 C (32.0 F)
1972	-22.2 C (-8.0 F)
1973	0.0 C (32.0 F)
1974	-2.8 C (27.0 F)
1975	-19.4 C (-2.9 F)
1976	-2.2 C (28.0 F)
1978	-23.9 C (-11.0 F)
1979	-26.7 C (-16.1 F)
1980	9.4 C (48.9 F)
1985	-2.2 C (28.0 F)
1986	-2.8 C (27.0 F)
1992	-16.7 C (1.9 F)
1993	-22.8 C (-9.0 F)
1994	-22.8 C (-9.0 F)

Wettest day (Rx1day)

The wettest day of the year at Portis, 1965 to 1994. The record is 84.3 mm (3.3 in) in 1986, marked on the chart; the median year is 40.0 mm (1.6 in).

Wettest day (Rx1day) at Portis by year
Year	Wettest day (Rx1day)
1965	73.7 mm (2.9 in)
1966	43.2 mm (1.7 in)
1967	73.7 mm (2.9 in)
1968	62.2 mm (2.4 in)
1969	35.1 mm (1.4 in)
1970	0.5 mm (0.02 in)
1971	50.0 mm (2.0 in)
1972	30.5 mm (1.2 in)
1973	59.2 mm (2.3 in)
1974	17.8 mm (0.7 in)
1975	23.6 mm (0.9 in)
1976	11.9 mm (0.5 in)
1978	36.8 mm (1.4 in)
1979	78.7 mm (3.1 in)
1980	17.8 mm (0.7 in)
1985	32.0 mm (1.3 in)
1986	84.3 mm (3.3 in)
1992	16.8 mm (0.7 in)
1993	76.2 mm (3.0 in)
1994	78.7 mm (3.1 in)

Wettest five days (Rx5day)

The wettest five days of the year at Portis, 1965 to 1994. The record is 164.9 mm (6.5 in) in 1993, marked on the chart; the median year is 54.5 mm (2.1 in).

Wettest five days (Rx5day) at Portis by year
Year	Wettest five days (Rx5day)
1965	52.0 mm (2.0 in)
1966	n/a
1967	n/a
1968	56.9 mm (2.2 in)
1969	n/a
1970	n/a
1971	59.4 mm (2.3 in)
1972	56.9 mm (2.2 in)
1973	102.8 mm (4.0 in)
1974	34.7 mm (1.4 in)
1975	31.0 mm (1.2 in)
1976	13.8 mm (0.5 in)
1978	39.8 mm (1.6 in)
1979	125.4 mm (4.9 in)
1980	33.8 mm (1.3 in)
1985	36.3 mm (1.4 in)
1986	92.4 mm (3.6 in)
1992	27.2 mm (1.1 in)
1993	164.9 mm (6.5 in)
1994	78.7 mm (3.1 in)

Longest dry spell (CDD)

The longest dry spell of the year at Portis, 1965 to 1994. The record is 30 days in 1994, marked on the chart; the median year is 11 days.

Longest dry spell (CDD) at Portis by year
Year	Longest dry spell (CDD)
1965	3 days
1966	1 day
1967	1 day
1968	16 days
1969	2 days
1970	1 day
1971	15 days
1972	12 days
1973	10 days
1974	10 days
1975	10 days
1976	11 days
1978	28 days
1979	19 days
1980	10 days
1985	11 days
1986	11 days
1992	13 days
1993	27 days
1994	30 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 Portis standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Portis 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 2026-10-16 (16 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).