Portage la Prairie 2 Weather Records (CA005012322)

Record envelope, standing records and threshold days for Portage la Prairie 2 (CA005012322), Manitoba, Canada, with 35 years of record.

Key Facts for Portage la Prairie 2

Portage la Prairie 2 (CA005012322) is a weather station in Manitoba, Canada at 49.98 latitude and -98.32 longitude, 261 m (856 ft) above sea level.
The station reports from 1962 to 1996, 35 years of record.
1,464 records set at Portage la Prairie 2 still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Manitoba, Canada, 49.98 latitude, -98.32 longitude.
Elevation: 261 m (856 ft).
Period of record: 1962 to 1996, 35 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 Portage la Prairie 2. 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 Portage la Prairie 2, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	6.7 C (44.1 F)	-41.1 C (-42.0 F)	n/a	n/a
Feb	10.5 C (50.9 F)	-40.0 C (-40.0 F)	n/a	n/a
Mar	17.8 C (64.0 F)	-32.8 C (-27.0 F)	n/a	n/a
Apr	35.0 C (95.0 F)	-23.9 C (-11.0 F)	n/a	n/a
May	37.5 C (99.5 F)	-11.7 C (10.9 F)	n/a	n/a
Jun	36.7 C (98.1 F)	-2.2 C (28.0 F)	n/a	n/a
Jul	36.5 C (97.7 F)	3.3 C (37.9 F)	n/a	n/a
Aug	39.5 C (103.1 F)	0.5 C (32.9 F)	n/a	n/a
Sep	36.5 C (97.7 F)	-4.4 C (24.1 F)	n/a	n/a
Oct	29.4 C (84.9 F)	-15.0 C (5.0 F)	n/a	n/a
Nov	22.8 C (73.0 F)	-29.0 C (-20.2 F)	n/a	n/a
Dec	12.8 C (55.0 F)	-36.7 C (-34.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Portage la Prairie 2 still stand. 1966 holds the most, with 99.

Standing records at Portage la Prairie 2 by the year they were set
Year set	Standing records
1963	62
1964	92
1965	69
1966	99
1967	77
1968	70
1969	63
1970	45
1971	38
1972	84
1973	79
1974	59
1975	60
1976	73
1977	72
1978	44
1979	68
1980	76
1981	84
1982	55
1983	95

Wettest Day of Each Month

Aug: 67.0 mm (2.6 in)

The wettest day on record for each calendar month at Portage la Prairie 2. The most was 67.0 mm (2.6 in) on 20 August 1980.

Record daily precipitation for each month at Portage la Prairie 2
Month	Record daily precipitation (mm)	Date
Jan	22.0 mm (0.9 in)	10 January 1980
Feb	14.0 mm (0.6 in)	24 February 1977
Mar	24.1 mm (0.9 in)	23 March 1964
Apr	49.0 mm (1.9 in)	27 April 1966
May	38.1 mm (1.5 in)	23 May 1975
Jun	56.6 mm (2.2 in)	30 June 1968
Jul	44.7 mm (1.8 in)	24 July 1973
Aug	67.0 mm (2.6 in)	20 August 1980
Sep	48.2 mm (1.9 in)	25 September 1981
Oct	30.5 mm (1.2 in)	30 October 1971
Nov	16.8 mm (0.7 in)	15 November 1965
Dec	33.0 mm (1.3 in)	8 December 1973

Period of Record Coverage

1963 to 1983

21 years of record at Portage la Prairie 2, 1963 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1963.

Days with data per year at Portage la Prairie 2
Year	Days with data	Share of year	Complete
1963	235	64%	No
1964	360	98%	Yes
1965	365	100%	Yes
1966	355	97%	Yes
1967	358	98%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	365	100%	Yes
1971	365	100%	Yes
1972	365	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	364	100%	Yes
1982	359	98%	Yes
1983	364	100%	Yes

Latest Records

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

Climate Trend

20 complete years, 1964 to 1983

One stripe for each of 20 complete years at Portage la Prairie 2, 1964 to 1983. Blue stripes are years cooler than the station's own mean of 2.1 C (35.8 F); red stripes are warmer. The coolest year was 1979, at 0.6 C (33.1 F), and the warmest was 1981, at 5.0 C (40.9 F). The strongest colour marks a difference of 2.9 C (5.2 F).

Annual mean temperature at Portage la Prairie 2 as warming stripes, 1964 to 1983
Year	Annual mean temperature	Difference from the station mean
1964	1.9 C	-0.18 C
1965	1.0 C	-1.09 C
1966	0.9 C	-1.22 C
1967	1.4 C	-0.73 C
1968	2.2 C	+0.04 C
1969	1.8 C	-0.32 C
1970	1.5 C	-0.64 C
1971	2.2 C	+0.04 C
1972	1.0 C	-1.10 C
1973	3.2 C	+1.10 C
1974	1.5 C	-0.59 C
1975	2.5 C	+0.39 C
1976	2.6 C	+0.47 C
1977	3.6 C	+1.45 C
1978	1.6 C	-0.50 C
1979	0.6 C	-1.48 C
1980	2.8 C	+0.67 C
1981	5.0 C	+2.84 C
1982	1.8 C	-0.28 C
1983	3.2 C	+1.06 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

1962 to 1983

Yearly extremes at Portage la Prairie 2: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	39.5 C (103.1 F)	1983	35.6 C (96.1 F)	21
Coldest night (TNn)	-41.1 C (-42.0 F)	1966	-36.0 C (-32.8 F)	21
Wettest day (Rx1day)	67.0 mm (2.6 in)	1980	38.3 mm (1.5 in)	22
Wettest five days (Rx5day)	93.6 mm (3.7 in)	1980	58.8 mm (2.3 in)	22
Longest dry spell (CDD)	57 days	1980	29 days	22

Hottest day (TXx)

The hottest day of the year at Portage la Prairie 2, 1962 to 1983. The record is 39.5 C (103.1 F) in 1983, marked on the chart; the median year is 35.6 C (96.1 F).

Hottest day (TXx) at Portage la Prairie 2 by year
Year	Hottest day (TXx)
1962	n/a
1963	31.7 C (89.1 F)
1964	35.0 C (95.0 F)
1965	35.6 C (96.1 F)
1966	34.4 C (93.9 F)
1967	35.6 C (96.1 F)
1968	33.9 C (93.0 F)
1969	35.0 C (95.0 F)
1970	36.7 C (98.1 F)
1971	34.4 C (93.9 F)
1972	35.6 C (96.1 F)
1973	32.8 C (91.0 F)
1974	32.8 C (91.0 F)
1975	35.6 C (96.1 F)
1976	35.6 C (96.1 F)
1977	33.3 C (91.9 F)
1978	36.1 C (97.0 F)
1979	36.1 C (97.0 F)
1980	37.5 C (99.5 F)
1981	36.5 C (97.7 F)
1982	33.5 C (92.3 F)
1983	39.5 C (103.1 F)

Coldest night (TNn)

The coldest night of the year at Portage la Prairie 2, 1962 to 1983. The record is -41.1 C (-42.0 F) in 1966, marked on the chart; the median year is -36.0 C (-32.8 F).

Coldest night (TNn) at Portage la Prairie 2 by year
Year	Coldest night (TNn)
1962	n/a
1963	-33.3 C (-27.9 F)
1964	-35.0 C (-31.0 F)
1965	-35.6 C (-32.1 F)
1966	-41.1 C (-42.0 F)
1967	-37.8 C (-36.0 F)
1968	-37.8 C (-36.0 F)
1969	-36.1 C (-33.0 F)
1970	-37.2 C (-35.0 F)
1971	-33.3 C (-27.9 F)
1972	-38.3 C (-36.9 F)
1973	-35.0 C (-31.0 F)
1974	-37.2 C (-35.0 F)
1975	-32.8 C (-27.0 F)
1976	-36.1 C (-33.0 F)
1977	-35.6 C (-32.1 F)
1978	-35.6 C (-32.1 F)
1979	-38.3 C (-36.9 F)
1980	-36.0 C (-32.8 F)
1981	-33.0 C (-27.4 F)
1982	-38.0 C (-36.4 F)
1983	-36.0 C (-32.8 F)

Wettest day (Rx1day)

The wettest day of the year at Portage la Prairie 2, 1962 to 1983. The record is 67.0 mm (2.6 in) in 1980, marked on the chart; the median year is 38.3 mm (1.5 in).

Wettest day (Rx1day) at Portage la Prairie 2 by year
Year	Wettest day (Rx1day)
1962	26.4 mm (1.0 in)
1963	43.7 mm (1.7 in)
1964	40.6 mm (1.6 in)
1965	26.9 mm (1.1 in)
1966	61.0 mm (2.4 in)
1967	38.4 mm (1.5 in)
1968	56.6 mm (2.2 in)
1969	55.6 mm (2.2 in)
1970	30.7 mm (1.2 in)
1971	30.5 mm (1.2 in)
1972	63.2 mm (2.5 in)
1973	44.7 mm (1.8 in)
1974	26.9 mm (1.1 in)
1975	38.1 mm (1.5 in)
1976	25.4 mm (1.0 in)
1977	37.1 mm (1.5 in)
1978	47.2 mm (1.9 in)
1979	29.0 mm (1.1 in)
1980	67.0 mm (2.6 in)
1981	48.2 mm (1.9 in)
1982	37.0 mm (1.5 in)
1983	30.2 mm (1.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Portage la Prairie 2, 1962 to 1983. The record is 93.6 mm (3.7 in) in 1980, marked on the chart; the median year is 58.8 mm (2.3 in).

Wettest five days (Rx5day) at Portage la Prairie 2 by year
Year	Wettest five days (Rx5day)
1962	26.4 mm (1.0 in)
1963	51.9 mm (2.0 in)
1964	59.7 mm (2.4 in)
1965	41.7 mm (1.6 in)
1966	64.8 mm (2.6 in)
1967	53.6 mm (2.1 in)
1968	65.0 mm (2.6 in)
1969	93.4 mm (3.7 in)
1970	40.2 mm (1.6 in)
1971	48.5 mm (1.9 in)
1972	80.0 mm (3.1 in)
1973	81.2 mm (3.2 in)
1974	54.6 mm (2.1 in)
1975	73.8 mm (2.9 in)
1976	38.2 mm (1.5 in)
1977	59.0 mm (2.3 in)
1978	66.0 mm (2.6 in)
1979	48.8 mm (1.9 in)
1980	93.6 mm (3.7 in)
1981	58.6 mm (2.3 in)
1982	70.0 mm (2.8 in)
1983	37.6 mm (1.5 in)

Longest dry spell (CDD)

The longest dry spell of the year at Portage la Prairie 2, 1962 to 1983. The record is 57 days in 1980, marked on the chart; the median year is 29 days.

Longest dry spell (CDD) at Portage la Prairie 2 by year
Year	Longest dry spell (CDD)
1962	14 days
1963	30 days
1964	38 days
1965	27 days
1966	29 days
1967	33 days
1968	27 days
1969	28 days
1970	22 days
1971	26 days
1972	25 days
1973	35 days
1974	22 days
1975	35 days
1976	46 days
1977	48 days
1978	26 days
1979	25 days
1980	57 days
1981	36 days
1982	33 days
1983	22 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

20 years with a frost

Across 20 years with a frost, the median last spring frost at Portage la Prairie 2 falls on 18 May and the median first autumn frost on 23 September, which leaves a median of 128 days between them.

Frost dates and growing season at Portage la Prairie 2
Measure	Median, all years	Earliest period	Recent period (1964 to 1983)	Recent against earliest	Fitted trend
Last spring frost	18 May	n/a	18 May	n/a	n/a
First autumn frost	23 September	n/a	23 September	n/a	n/a
Growing days	128 days	n/a	128 days	n/a	n/a

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 Portage la Prairie 2 standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Portage la Prairie 2 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 2026-10-13. Last revised 13 October 2026 (2026-10-13).