Stonewall Weather Records (CA005022788)

Record envelope, standing records and threshold days for Stonewall (CA005022788), Manitoba, Canada, with 33 years of record.

Key Facts for Stonewall

Stonewall (CA005022788) is a weather station in Manitoba, Canada at 50.12 latitude and -97.33 longitude, 252 m (827 ft) above sea level.
The station reports from 1959 to 1991, 33 years of record.
1,464 records set at Stonewall 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, 50.12 latitude, -97.33 longitude.
Elevation: 252 m (827 ft).
Period of record: 1959 to 1991, 33 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 Stonewall. 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 Stonewall, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	5.6 C (42.1 F)	-41.7 C (-43.1 F)	n/a	n/a
Feb	6.7 C (44.1 F)	-42.8 C (-45.0 F)	n/a	n/a
Mar	18.3 C (64.9 F)	-41.1 C (-42.0 F)	n/a	n/a
Apr	35.5 C (95.9 F)	-26.3 C (-15.3 F)	n/a	n/a
May	38.5 C (101.3 F)	-13.3 C (8.1 F)	n/a	n/a
Jun	37.2 C (99.0 F)	-2.3 C (27.9 F)	n/a	n/a
Jul	37.8 C (100.0 F)	2.2 C (36.0 F)	n/a	n/a
Aug	38.5 C (101.3 F)	-2.8 C (27.0 F)	n/a	n/a
Sep	39.0 C (102.2 F)	-7.8 C (18.0 F)	n/a	n/a
Oct	28.9 C (84.0 F)	-17.3 C (0.9 F)	n/a	n/a
Nov	24.4 C (75.9 F)	-31.3 C (-24.3 F)	n/a	n/a
Dec	8.9 C (48.0 F)	-37.2 C (-35.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Stonewall still stand. 1981 holds the most, with 83.

Standing records at Stonewall by the year they were set
Year set	Standing records
1959	5
1960	37
1961	62
1962	58
1963	81
1964	72
1965	65
1966	74
1967	73
1968	57
1969	56
1970	41
1971	23
1972	61
1973	65
1974	61
1975	50
1976	67
1977	73
1978	44
1979	48
1980	63
1981	83
1982	64
1983	81

Wettest Day of Each Month

Jul: 124.5 mm (4.9 in)

The wettest day on record for each calendar month at Stonewall. The most was 124.5 mm (4.9 in) on 29 July 1968.

Record daily precipitation for each month at Stonewall
Month	Record daily precipitation (mm)	Date
Jan	17.0 mm (0.7 in)	10 January 1980
Feb	12.7 mm (0.5 in)	13 February 1961
Mar	38.1 mm (1.5 in)	4 March 1966
Apr	27.2 mm (1.1 in)	17 April 1971
May	44.5 mm (1.8 in)	29 May 1962
Jun	52.8 mm (2.1 in)	3 June 1963
Jul	124.5 mm (4.9 in)	29 July 1968
Aug	98.8 mm (3.9 in)	22 August 1962
Sep	40.4 mm (1.6 in)	24 September 1973
Oct	30.5 mm (1.2 in)	30 October 1971
Nov	15.7 mm (0.6 in)	12 November 1973
Dec	20.3 mm (0.8 in)	30 December 1965

Period of Record Coverage

1959 to 1983

25 years of record at Stonewall, 1959 to 1983. 4 years have data for under 90 percent of days and are left out of rankings: 1959, 1962, 1973, 1976.

Days with data per year at Stonewall
Year	Days with data	Share of year	Complete
1959	31	8%	No
1960	366	100%	Yes
1961	355	97%	Yes
1962	300	82%	No
1963	362	99%	Yes
1964	364	99%	Yes
1965	365	100%	Yes
1966	364	100%	Yes
1967	364	100%	Yes
1968	365	100%	Yes
1969	363	99%	Yes
1970	340	93%	Yes
1971	361	99%	Yes
1972	332	91%	Yes
1973	322	88%	No
1974	365	100%	Yes
1975	329	90%	Yes
1976	312	85%	No
1977	359	98%	Yes
1978	362	99%	Yes
1979	356	98%	Yes
1980	339	93%	Yes
1981	341	93%	Yes
1982	345	95%	Yes
1983	340	93%	Yes

Latest Records

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

Climate Trend

14 complete years, 1960 to 1979

One stripe for each of 14 complete years at Stonewall, 1960 to 1979. Blue stripes are years cooler than the station's own mean of 1.6 C (34.8 F); red stripes are warmer. The coolest year was 1966, at 0.0 C (32.1 F), and the warmest was 1977, at 3.1 C (37.5 F). The strongest colour marks a difference of 1.6 C (2.9 F).

Annual mean temperature at Stonewall as warming stripes, 1960 to 1979
Year	Annual mean temperature	Difference from the station mean
1960	1.5 C	-0.09 C
1961	2.2 C	+0.66 C
1963	2.7 C	+1.11 C
1964	1.5 C	-0.03 C
1966	0.0 C	-1.53 C
1967	1.0 C	-0.59 C
1968	1.7 C	+0.10 C
1969	1.9 C	+0.28 C
1970	1.4 C	-0.16 C
1971	2.1 C	+0.48 C
1974	1.3 C	-0.30 C
1977	3.1 C	+1.48 C
1978	1.2 C	-0.37 C
1979	0.5 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

1959 to 1983

Yearly extremes at Stonewall: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	39.0 C (102.2 F)	1983	34.5 C (94.1 F)	25
Coldest night (TNn)	-42.8 C (-45.0 F)	1966	-37.2 C (-35.0 F)	25
Wettest day (Rx1day)	124.5 mm (4.9 in)	1968	41.1 mm (1.6 in)	25
Wettest five days (Rx5day)	160.0 mm (6.3 in)	1962	59.1 mm (2.3 in)	25
Longest dry spell (CDD)	51 days	1961	25 days	25

Hottest day (TXx)

The hottest day of the year at Stonewall, 1959 to 1983. The record is 39.0 C (102.2 F) in 1983, marked on the chart; the median year is 34.5 C (94.1 F).

Hottest day (TXx) at Stonewall by year
Year	Hottest day (TXx)
1959	3.3 C (37.9 F)
1960	33.9 C (93.0 F)
1961	36.7 C (98.1 F)
1962	34.4 C (93.9 F)
1963	37.8 C (100.0 F)
1964	34.4 C (93.9 F)
1965	33.9 C (93.0 F)
1966	34.4 C (93.9 F)
1967	35.0 C (95.0 F)
1968	33.9 C (93.0 F)
1969	34.4 C (93.9 F)
1970	37.2 C (99.0 F)
1971	34.4 C (93.9 F)
1972	37.2 C (99.0 F)
1973	33.9 C (93.0 F)
1974	35.0 C (95.0 F)
1975	37.8 C (100.0 F)
1976	37.8 C (100.0 F)
1977	33.9 C (93.0 F)
1978	37.0 C (98.6 F)
1979	35.0 C (95.0 F)
1980	38.5 C (101.3 F)
1981	34.0 C (93.2 F)
1982	34.5 C (94.1 F)
1983	39.0 C (102.2 F)

Coldest night (TNn)

The coldest night of the year at Stonewall, 1959 to 1983. The record is -42.8 C (-45.0 F) in 1966, marked on the chart; the median year is -37.2 C (-35.0 F).

Coldest night (TNn) at Stonewall by year
Year	Coldest night (TNn)
1959	-22.8 C (-9.0 F)
1960	-34.4 C (-29.9 F)
1961	-36.7 C (-34.1 F)
1962	-41.1 C (-42.0 F)
1963	-37.2 C (-35.0 F)
1964	-35.6 C (-32.1 F)
1965	-37.8 C (-36.0 F)
1966	-42.8 C (-45.0 F)
1967	-38.3 C (-36.9 F)
1968	-41.7 C (-43.1 F)
1969	-35.6 C (-32.1 F)
1970	-40.6 C (-41.1 F)
1971	-36.1 C (-33.0 F)
1972	-39.4 C (-38.9 F)
1973	-36.7 C (-34.1 F)
1974	-40.0 C (-40.0 F)
1975	-35.0 C (-31.0 F)
1976	-36.1 C (-33.0 F)
1977	-37.2 C (-35.0 F)
1978	-36.1 C (-33.0 F)
1979	-38.3 C (-36.9 F)
1980	-34.3 C (-29.7 F)
1981	-39.3 C (-38.7 F)
1982	-39.3 C (-38.7 F)
1983	-35.0 C (-31.0 F)

Wettest day (Rx1day)

The wettest day of the year at Stonewall, 1959 to 1983. The record is 124.5 mm (4.9 in) in 1968, marked on the chart; the median year is 41.1 mm (1.6 in).

Wettest day (Rx1day) at Stonewall by year
Year	Wettest day (Rx1day)
1959	3.0 mm (0.12 in)
1960	46.5 mm (1.8 in)
1961	33.0 mm (1.3 in)
1962	98.8 mm (3.9 in)
1963	52.8 mm (2.1 in)
1964	55.6 mm (2.2 in)
1965	45.2 mm (1.8 in)
1966	48.8 mm (1.9 in)
1967	37.1 mm (1.5 in)
1968	124.5 mm (4.9 in)
1969	28.4 mm (1.1 in)
1970	46.5 mm (1.8 in)
1971	30.5 mm (1.2 in)
1972	34.3 mm (1.4 in)
1973	40.4 mm (1.6 in)
1974	42.2 mm (1.7 in)
1975	43.9 mm (1.7 in)
1976	25.4 mm (1.0 in)
1977	41.1 mm (1.6 in)
1978	28.7 mm (1.1 in)
1979	25.0 mm (1.0 in)
1980	38.0 mm (1.5 in)
1981	48.2 mm (1.9 in)
1982	60.4 mm (2.4 in)
1983	40.8 mm (1.6 in)

Wettest five days (Rx5day)

The wettest five days of the year at Stonewall, 1959 to 1983. The record is 160.0 mm (6.3 in) in 1962, marked on the chart; the median year is 59.1 mm (2.3 in).

Wettest five days (Rx5day) at Stonewall by year
Year	Wettest five days (Rx5day)
1959	3.0 mm (0.12 in)
1960	58.5 mm (2.3 in)
1961	49.5 mm (1.9 in)
1962	160.0 mm (6.3 in)
1963	67.1 mm (2.6 in)
1964	74.6 mm (2.9 in)
1965	59.1 mm (2.3 in)
1966	70.2 mm (2.8 in)
1967	45.3 mm (1.8 in)
1968	131.1 mm (5.2 in)
1969	62.9 mm (2.5 in)
1970	85.1 mm (3.4 in)
1971	45.7 mm (1.8 in)
1972	43.7 mm (1.7 in)
1973	57.4 mm (2.3 in)
1974	68.4 mm (2.7 in)
1975	52.0 mm (2.0 in)
1976	49.8 mm (2.0 in)
1977	69.8 mm (2.7 in)
1978	59.9 mm (2.4 in)
1979	44.8 mm (1.8 in)
1980	45.0 mm (1.8 in)
1981	54.6 mm (2.1 in)
1982	62.2 mm (2.4 in)
1983	72.2 mm (2.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Stonewall, 1959 to 1983. The record is 51 days in 1961, marked on the chart; the median year is 25 days.

Longest dry spell (CDD) at Stonewall by year
Year	Longest dry spell (CDD)
1959	25 days
1960	21 days
1961	51 days
1962	14 days
1963	30 days
1964	24 days
1965	15 days
1966	19 days
1967	23 days
1968	40 days
1969	48 days
1970	33 days
1971	27 days
1972	24 days
1973	33 days
1974	34 days
1975	23 days
1976	24 days
1977	49 days
1978	28 days
1979	21 days
1980	44 days
1981	23 days
1982	29 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 Stonewall standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Stonewall 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 2026-10-16. Last revised 16 October 2026 (2026-10-16).