Rossburn Weather Records (CA005012500)

Record envelope, standing records and threshold days for Rossburn (CA005012500), Manitoba, Canada, with 36 years of record.

Key Facts for Rossburn

Rossburn (CA005012500) is a weather station in Manitoba, Canada at 50.67 latitude and -100.82 longitude, 590 m (1,936 ft) above sea level.
The station reports from 1955 to 1990, 36 years of record.
1,464 records set at Rossburn 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, 50.67 latitude, -100.82 longitude.
Elevation: 590 m (1,936 ft).
Period of record: 1955 to 1990, 36 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 Rossburn. 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 Rossburn, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	6.1 C (43.0 F)	-42.8 C (-45.0 F)	n/a	n/a
Feb	9.4 C (48.9 F)	-41.7 C (-43.1 F)	n/a	n/a
Mar	17.2 C (63.0 F)	-38.9 C (-38.0 F)	n/a	n/a
Apr	34.5 C (94.1 F)	-25.0 C (-13.0 F)	n/a	n/a
May	36.0 C (96.8 F)	-15.0 C (5.0 F)	n/a	n/a
Jun	33.9 C (93.0 F)	-2.8 C (27.0 F)	n/a	n/a
Jul	36.5 C (97.7 F)	1.0 C (33.8 F)	n/a	n/a
Aug	37.2 C (99.0 F)	-4.0 C (24.8 F)	n/a	n/a
Sep	34.4 C (93.9 F)	-10.0 C (14.0 F)	n/a	n/a
Oct	30.0 C (86.0 F)	-18.0 C (-0.4 F)	n/a	n/a
Nov	20.6 C (69.1 F)	-34.4 C (-29.9 F)	n/a	n/a
Dec	7.2 C (45.0 F)	-44.0 C (-47.2 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Rossburn still stand. 1972 holds the most, with 70.

Standing records at Rossburn by the year they were set
Year set	Standing records
1955	23
1956	55
1957	36
1958	68
1959	52
1960	35
1961	48
1962	50
1963	54
1964	63
1965	53
1966	69
1967	58
1968	59
1969	60
1970	40
1971	44
1972	70
1973	60
1974	46
1975	52
1976	51
1977	52
1978	28
1979	31
1980	61
1981	27
1982	50
1983	69

Wettest Day of Each Month

Jul: 81.3 mm (3.2 in)

The wettest day on record for each calendar month at Rossburn. The most was 81.3 mm (3.2 in) on 12 July 1968.

Record daily precipitation for each month at Rossburn
Month	Record daily precipitation (mm)	Date
Jan	18.0 mm (0.7 in)	3 January 1962
Feb	23.4 mm (0.9 in)	26 February 1969
Mar	41.7 mm (1.6 in)	30 March 1967
Apr	27.2 mm (1.1 in)	16 April 1966
May	47.5 mm (1.9 in)	25 May 1960
Jun	67.3 mm (2.6 in)	17 June 1955
Jul	81.3 mm (3.2 in)	12 July 1968
Aug	48.0 mm (1.9 in)	24 August 1975
Sep	47.2 mm (1.9 in)	4 September 1965
Oct	37.8 mm (1.5 in)	2 October 1973
Nov	18.3 mm (0.7 in)	16 November 1966
Dec	16.5 mm (0.6 in)	30 December 1965

Period of Record Coverage

1955 to 1983

29 years of record at Rossburn, 1955 to 1983. 9 years have data for under 90 percent of days and are left out of rankings: 1955, 1956, 1957, 1961, 1962, 1977, 1979, 1980 and others.

Days with data per year at Rossburn
Year	Days with data	Share of year	Complete
1955	122	33%	No
1956	305	83%	No
1957	184	50%	No
1958	365	100%	Yes
1959	365	100%	Yes
1960	348	95%	Yes
1961	246	67%	No
1962	304	83%	No
1963	334	92%	Yes
1964	366	100%	Yes
1965	365	100%	Yes
1966	363	99%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	365	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	304	83%	No
1978	335	92%	Yes
1979	276	76%	No
1980	304	83%	No
1981	271	74%	No
1982	341	93%	Yes
1983	351	96%	Yes

Latest Records

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

Climate Trend

17 complete years, 1958 to 1983

One stripe for each of 17 complete years at Rossburn, 1958 to 1983. Blue stripes are years cooler than the station's own mean of 1.3 C (34.4 F); red stripes are warmer. The coolest year was 1972, at -0.3 C (31.5 F), and the warmest was 1958, at 2.8 C (37.0 F). The strongest colour marks a difference of 1.6 C (2.9 F).

Annual mean temperature at Rossburn as warming stripes, 1958 to 1983
Year	Annual mean temperature	Difference from the station mean
1958	2.8 C	+1.45 C
1959	2.0 C	+0.64 C
1960	2.4 C	+1.07 C
1964	1.3 C	-0.01 C
1965	0.1 C	-1.19 C
1966	0.3 C	-1.00 C
1967	1.0 C	-0.30 C
1968	1.5 C	+0.19 C
1969	1.3 C	-0.02 C
1970	0.8 C	-0.53 C
1971	1.3 C	-0.05 C
1972	-0.3 C	-1.59 C
1973	2.4 C	+1.11 C
1974	0.9 C	-0.40 C
1975	1.5 C	+0.18 C
1976	1.9 C	+0.63 C
1983	1.2 C	-0.12 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

1955 to 1983

Yearly extremes at Rossburn: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	37.2 C (99.0 F)	1961	33.3 C (91.9 F)	29
Coldest night (TNn)	-44.0 C (-47.2 F)	1983	-37.8 C (-36.0 F)	29
Wettest day (Rx1day)	81.3 mm (3.2 in)	1968	36.3 mm (1.4 in)	29
Wettest five days (Rx5day)	103.1 mm (4.1 in)	1968	58.2 mm (2.3 in)	29
Longest dry spell (CDD)	63 days	1980	23 days	29

Hottest day (TXx)

The hottest day of the year at Rossburn, 1955 to 1983. The record is 37.2 C (99.0 F) in 1961, marked on the chart; the median year is 33.3 C (91.9 F).

Hottest day (TXx) at Rossburn by year
Year	Hottest day (TXx)
1955	32.8 C (91.0 F)
1956	32.8 C (91.0 F)
1957	34.4 C (93.9 F)
1958	33.3 C (91.9 F)
1959	33.3 C (91.9 F)
1960	32.8 C (91.0 F)
1961	37.2 C (99.0 F)
1962	32.2 C (90.0 F)
1963	32.2 C (90.0 F)
1964	31.1 C (88.0 F)
1965	32.2 C (90.0 F)
1966	32.8 C (91.0 F)
1967	32.8 C (91.0 F)
1968	33.3 C (91.9 F)
1969	33.3 C (91.9 F)
1970	33.9 C (93.0 F)
1971	31.1 C (88.0 F)
1972	32.8 C (91.0 F)
1973	32.8 C (91.0 F)
1974	31.7 C (89.1 F)
1975	36.1 C (97.0 F)
1976	34.4 C (93.9 F)
1977	33.3 C (91.9 F)
1978	33.3 C (91.9 F)
1979	34.0 C (93.2 F)
1980	36.0 C (96.8 F)
1981	36.5 C (97.7 F)
1982	32.5 C (90.5 F)
1983	36.0 C (96.8 F)

Coldest night (TNn)

The coldest night of the year at Rossburn, 1955 to 1983. The record is -44.0 C (-47.2 F) in 1983, marked on the chart; the median year is -37.8 C (-36.0 F).

Coldest night (TNn) at Rossburn by year
Year	Coldest night (TNn)
1955	-2.8 C (27.0 F)
1956	-38.3 C (-36.9 F)
1957	-33.9 C (-29.0 F)
1958	-36.7 C (-34.1 F)
1959	-37.2 C (-35.0 F)
1960	-36.1 C (-33.0 F)
1961	-40.0 C (-40.0 F)
1962	-41.7 C (-43.1 F)
1963	-35.6 C (-32.1 F)
1964	-35.0 C (-31.0 F)
1965	-38.3 C (-36.9 F)
1966	-41.7 C (-43.1 F)
1967	-40.0 C (-40.0 F)
1968	-41.1 C (-42.0 F)
1969	-38.9 C (-38.0 F)
1970	-38.3 C (-36.9 F)
1971	-37.8 C (-36.0 F)
1972	-42.8 C (-45.0 F)
1973	-38.9 C (-38.0 F)
1974	-39.4 C (-38.9 F)
1975	-35.6 C (-32.1 F)
1976	-36.1 C (-33.0 F)
1977	-37.2 C (-35.0 F)
1978	-36.1 C (-33.0 F)
1979	-36.5 C (-33.7 F)
1980	-36.5 C (-33.7 F)
1981	-34.0 C (-29.2 F)
1982	-38.0 C (-36.4 F)
1983	-44.0 C (-47.2 F)

Wettest day (Rx1day)

The wettest day of the year at Rossburn, 1955 to 1983. The record is 81.3 mm (3.2 in) in 1968, marked on the chart; the median year is 36.3 mm (1.4 in).

Wettest day (Rx1day) at Rossburn by year
Year	Wettest day (Rx1day)
1955	67.3 mm (2.6 in)
1956	59.2 mm (2.3 in)
1957	33.5 mm (1.3 in)
1958	19.6 mm (0.8 in)
1959	28.2 mm (1.1 in)
1960	47.5 mm (1.9 in)
1961	28.2 mm (1.1 in)
1962	38.9 mm (1.5 in)
1963	46.7 mm (1.8 in)
1964	31.2 mm (1.2 in)
1965	47.2 mm (1.9 in)
1966	27.2 mm (1.1 in)
1967	41.7 mm (1.6 in)
1968	81.3 mm (3.2 in)
1969	37.1 mm (1.5 in)
1970	46.7 mm (1.8 in)
1971	43.2 mm (1.7 in)
1972	22.1 mm (0.9 in)
1973	41.7 mm (1.6 in)
1974	32.0 mm (1.3 in)
1975	48.0 mm (1.9 in)
1976	30.7 mm (1.2 in)
1977	36.3 mm (1.4 in)
1978	33.5 mm (1.3 in)
1979	22.8 mm (0.9 in)
1980	51.0 mm (2.0 in)
1981	22.6 mm (0.9 in)
1982	23.8 mm (0.9 in)
1983	20.0 mm (0.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at Rossburn, 1955 to 1983. The record is 103.1 mm (4.1 in) in 1968, marked on the chart; the median year is 58.2 mm (2.3 in).

Wettest five days (Rx5day) at Rossburn by year
Year	Wettest five days (Rx5day)
1955	85.8 mm (3.4 in)
1956	84.2 mm (3.3 in)
1957	39.6 mm (1.6 in)
1958	37.6 mm (1.5 in)
1959	55.9 mm (2.2 in)
1960	76.2 mm (3.0 in)
1961	44.5 mm (1.8 in)
1962	67.1 mm (2.6 in)
1963	60.4 mm (2.4 in)
1964	45.9 mm (1.8 in)
1965	85.3 mm (3.4 in)
1966	38.4 mm (1.5 in)
1967	46.5 mm (1.8 in)
1968	103.1 mm (4.1 in)
1969	58.2 mm (2.3 in)
1970	80.0 mm (3.1 in)
1971	73.0 mm (2.9 in)
1972	38.1 mm (1.5 in)
1973	79.5 mm (3.1 in)
1974	47.3 mm (1.9 in)
1975	73.3 mm (2.9 in)
1976	70.6 mm (2.8 in)
1977	91.2 mm (3.6 in)
1978	41.2 mm (1.6 in)
1979	39.8 mm (1.6 in)
1980	82.6 mm (3.3 in)
1981	44.2 mm (1.7 in)
1982	46.4 mm (1.8 in)
1983	21.9 mm (0.9 in)

Longest dry spell (CDD)

The longest dry spell of the year at Rossburn, 1955 to 1983. The record is 63 days in 1980, marked on the chart; the median year is 23 days.

Longest dry spell (CDD) at Rossburn by year
Year	Longest dry spell (CDD)
1955	24 days
1956	20 days
1957	12 days
1958	23 days
1959	16 days
1960	21 days
1961	21 days
1962	21 days
1963	46 days
1964	29 days
1965	31 days
1966	20 days
1967	28 days
1968	21 days
1969	26 days
1970	17 days
1971	18 days
1972	25 days
1973	21 days
1974	42 days
1975	31 days
1976	35 days
1977	25 days
1978	19 days
1979	21 days
1980	63 days
1981	40 days
1982	19 days
1983	23 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 Rossburn standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Rossburn 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).