Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Riviere Bleue. 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 Riviere Bleue, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
10.0 C (50.0 F)
-45.0 C (-49.0 F)
n/a
n/a
Feb
13.0 C (55.4 F)
-42.8 C (-45.0 F)
n/a
n/a
Mar
22.8 C (73.0 F)
-37.0 C (-34.6 F)
n/a
n/a
Apr
25.6 C (78.1 F)
-22.2 C (-8.0 F)
n/a
n/a
May
33.3 C (91.9 F)
-9.4 C (15.1 F)
n/a
n/a
Jun
33.9 C (93.0 F)
-3.3 C (26.1 F)
n/a
n/a
Jul
35.0 C (95.0 F)
-1.1 C (30.0 F)
n/a
n/a
Aug
35.0 C (95.0 F)
-2.8 C (27.0 F)
n/a
n/a
Sep
31.7 C (89.1 F)
-6.7 C (19.9 F)
n/a
n/a
Oct
26.5 C (79.7 F)
-16.7 C (1.9 F)
n/a
n/a
Nov
19.4 C (66.9 F)
-27.2 C (-17.0 F)
n/a
n/a
Dec
13.9 C (57.0 F)
-41.1 C (-42.0 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Riviere Bleue still stand. 1979 holds the most, with 63.
Standing records at Riviere Bleue by the year they were set
Year set
Standing records
1950
6
1951
60
1952
30
1953
51
1954
49
1955
36
1956
50
1957
40
1958
36
1959
48
1960
28
1961
57
1962
43
1963
48
1964
22
1965
43
1966
41
1967
28
1968
45
1969
45
1970
23
1971
49
1972
51
1973
52
1974
49
1975
44
1976
59
1977
51
1978
48
1979
63
1980
37
1981
40
1982
52
1983
40
Wettest Day of Each Month
Aug: 86.6 mm (3.4 in)
The wettest day on record for each calendar month at Riviere Bleue. The most was 86.6 mm (3.4 in) on 10 August 1976.
Record daily precipitation for each month at Riviere Bleue
Month
Record daily precipitation (mm)
Date
Jan
43.2 mm (1.7 in)
27 January 1963
Feb
50.8 mm (2.0 in)
8 February 1951
Mar
45.7 mm (1.8 in)
12 March 1959
Apr
50.8 mm (2.0 in)
17 April 1983
May
43.7 mm (1.7 in)
20 May 1975
Jun
47.8 mm (1.9 in)
25 June 1951
Jul
69.9 mm (2.8 in)
6 July 1951
Aug
86.6 mm (3.4 in)
10 August 1976
Sep
59.4 mm (2.3 in)
14 September 1979
Oct
51.3 mm (2.0 in)
4 October 1952
Nov
50.5 mm (2.0 in)
21 November 1974
Dec
45.7 mm (1.8 in)
12 December 1950
Period of Record Coverage
1950 to 1983
Complete yearUnder 90 percent of days
34 years of record at Riviere Bleue, 1950 to 1983. 10 years have data for under 90 percent of days and are left out of rankings: 1950, 1951, 1952, 1957, 1958, 1959, 1962, 1964 and others.
Cooler than the station meanWarmer than the station mean
One stripe for each of 22 complete years at Riviere Bleue, 1953 to 1983. Blue stripes are years cooler than the station's own mean of 3.0 C (37.3 F); red stripes are warmer. The coolest year was 1956, at 2.0 C (35.6 F), and the warmest was 1953, at 4.3 C (39.7 F). The strongest colour marks a difference of 1.4 C (2.5 F).
Annual mean temperature at Riviere Bleue as warming stripes, 1953 to 1983
Year
Annual mean temperature
Difference from the station mean
1953
4.3 C
+1.34 C
1954
2.9 C
-0.10 C
1955
2.5 C
-0.42 C
1956
2.0 C
-0.98 C
1960
3.3 C
+0.30 C
1961
2.9 C
-0.05 C
1963
2.4 C
-0.53 C
1965
2.3 C
-0.66 C
1966
3.9 C
+0.98 C
1968
2.7 C
-0.31 C
1969
3.5 C
+0.50 C
1971
2.7 C
-0.23 C
1973
4.1 C
+1.16 C
1974
2.1 C
-0.83 C
1975
3.2 C
+0.19 C
1976
2.3 C
-0.71 C
1977
2.9 C
-0.08 C
1978
2.2 C
-0.73 C
1979
3.8 C
+0.86 C
1981
3.7 C
+0.69 C
1982
2.1 C
-0.87 C
1983
3.4 C
+0.45 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
1950 to 1983
Yearly extremes at Riviere Bleue: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
35.0 C (95.0 F)
1975
32.2 C (90.0 F)
34
Coldest night (TNn)
-45.0 C (-49.0 F)
1951
-38.9 C (-38.0 F)
34
Wettest day (Rx1day)
86.6 mm (3.4 in)
1976
44.2 mm (1.7 in)
34
Wettest five days (Rx5day)
164.0 mm (6.5 in)
1981
72.6 mm (2.9 in)
34
Longest dry spell (CDD)
26 days
1961
15 days
34
Hottest day (TXx)
The hottest day of the year at Riviere Bleue, 1950 to 1983. The record is 35.0 C (95.0 F) in 1975, marked on the chart; the median year is 32.2 C (90.0 F).
Hottest day (TXx) at Riviere Bleue by year
Year
Hottest day (TXx)
1950
14.4 C (57.9 F)
1951
31.7 C (89.1 F)
1952
32.2 C (90.0 F)
1953
34.4 C (93.9 F)
1954
31.1 C (88.0 F)
1955
34.4 C (93.9 F)
1956
33.3 C (91.9 F)
1957
32.8 C (91.0 F)
1958
30.0 C (86.0 F)
1959
33.9 C (93.0 F)
1960
34.4 C (93.9 F)
1961
31.7 C (89.1 F)
1962
30.6 C (87.1 F)
1963
32.8 C (91.0 F)
1964
33.3 C (91.9 F)
1965
31.7 C (89.1 F)
1966
30.6 C (87.1 F)
1967
32.8 C (91.0 F)
1968
33.3 C (91.9 F)
1969
32.2 C (90.0 F)
1970
32.8 C (91.0 F)
1971
31.1 C (88.0 F)
1972
32.2 C (90.0 F)
1973
32.2 C (90.0 F)
1974
32.2 C (90.0 F)
1975
35.0 C (95.0 F)
1976
35.0 C (95.0 F)
1977
33.3 C (91.9 F)
1978
33.9 C (93.0 F)
1979
31.7 C (89.1 F)
1980
30.0 C (86.0 F)
1981
29.5 C (85.1 F)
1982
30.5 C (86.9 F)
1983
35.0 C (95.0 F)
Coldest night (TNn)
The coldest night of the year at Riviere Bleue, 1950 to 1983. The record is -45.0 C (-49.0 F) in 1951, marked on the chart; the median year is -38.9 C (-38.0 F).
Coldest night (TNn) at Riviere Bleue by year
Year
Coldest night (TNn)
1950
-27.8 C (-18.0 F)
1951
-45.0 C (-49.0 F)
1952
-41.1 C (-42.0 F)
1953
-32.8 C (-27.0 F)
1954
-41.7 C (-43.1 F)
1955
-42.2 C (-44.0 F)
1956
-32.2 C (-26.0 F)
1957
-41.7 C (-43.1 F)
1958
-39.4 C (-38.9 F)
1959
-34.4 C (-29.9 F)
1960
-36.1 C (-33.0 F)
1961
-38.9 C (-38.0 F)
1962
-42.8 C (-45.0 F)
1963
-38.3 C (-36.9 F)
1964
-30.0 C (-22.0 F)
1965
-32.8 C (-27.0 F)
1966
-41.7 C (-43.1 F)
1967
-38.9 C (-38.0 F)
1968
-37.2 C (-35.0 F)
1969
-31.7 C (-25.1 F)
1970
-38.3 C (-36.9 F)
1971
-45.0 C (-49.0 F)
1972
-38.3 C (-36.9 F)
1973
-39.4 C (-38.9 F)
1974
-41.1 C (-42.0 F)
1975
-41.1 C (-42.0 F)
1976
-42.2 C (-44.0 F)
1977
-38.9 C (-38.0 F)
1978
-33.9 C (-29.0 F)
1979
-43.9 C (-47.0 F)
1980
-40.0 C (-40.0 F)
1981
-37.0 C (-34.6 F)
1982
-37.0 C (-34.6 F)
1983
-35.0 C (-31.0 F)
Wettest day (Rx1day)
The wettest day of the year at Riviere Bleue, 1950 to 1983. The record is 86.6 mm (3.4 in) in 1976, marked on the chart; the median year is 44.2 mm (1.7 in).
Wettest day (Rx1day) at Riviere Bleue by year
Year
Wettest day (Rx1day)
1950
45.7 mm (1.8 in)
1951
69.9 mm (2.8 in)
1952
51.3 mm (2.0 in)
1953
34.8 mm (1.4 in)
1954
56.4 mm (2.2 in)
1955
44.7 mm (1.8 in)
1956
26.9 mm (1.1 in)
1957
24.9 mm (1.0 in)
1958
37.1 mm (1.5 in)
1959
45.7 mm (1.8 in)
1960
55.9 mm (2.2 in)
1961
33.0 mm (1.3 in)
1962
33.8 mm (1.3 in)
1963
65.0 mm (2.6 in)
1964
41.7 mm (1.6 in)
1965
37.1 mm (1.5 in)
1966
38.1 mm (1.5 in)
1967
34.3 mm (1.4 in)
1968
34.3 mm (1.4 in)
1969
36.8 mm (1.4 in)
1970
48.3 mm (1.9 in)
1971
46.7 mm (1.8 in)
1972
47.0 mm (1.9 in)
1973
39.6 mm (1.6 in)
1974
60.2 mm (2.4 in)
1975
43.7 mm (1.7 in)
1976
86.6 mm (3.4 in)
1977
31.0 mm (1.2 in)
1978
39.1 mm (1.5 in)
1979
59.4 mm (2.3 in)
1980
55.2 mm (2.2 in)
1981
76.8 mm (3.0 in)
1982
23.0 mm (0.9 in)
1983
59.0 mm (2.3 in)
Wettest five days (Rx5day)
The wettest five days of the year at Riviere Bleue, 1950 to 1983. The record is 164.0 mm (6.5 in) in 1981, marked on the chart; the median year is 72.6 mm (2.9 in).
Wettest five days (Rx5day) at Riviere Bleue by year
Year
Wettest five days (Rx5day)
1950
87.4 mm (3.4 in)
1951
86.4 mm (3.4 in)
1952
96.5 mm (3.8 in)
1953
74.7 mm (2.9 in)
1954
74.9 mm (2.9 in)
1955
71.6 mm (2.8 in)
1956
58.6 mm (2.3 in)
1957
60.6 mm (2.4 in)
1958
52.6 mm (2.1 in)
1959
73.6 mm (2.9 in)
1960
69.6 mm (2.7 in)
1961
71.2 mm (2.8 in)
1962
58.6 mm (2.3 in)
1963
85.0 mm (3.3 in)
1964
59.5 mm (2.3 in)
1965
59.3 mm (2.3 in)
1966
61.7 mm (2.4 in)
1967
54.9 mm (2.2 in)
1968
54.2 mm (2.1 in)
1969
122.7 mm (4.8 in)
1970
76.5 mm (3.0 in)
1971
83.7 mm (3.3 in)
1972
68.3 mm (2.7 in)
1973
79.5 mm (3.1 in)
1974
112.7 mm (4.4 in)
1975
77.9 mm (3.1 in)
1976
156.2 mm (6.1 in)
1977
53.9 mm (2.1 in)
1978
63.1 mm (2.5 in)
1979
78.5 mm (3.1 in)
1980
60.8 mm (2.4 in)
1981
164.0 mm (6.5 in)
1982
46.3 mm (1.8 in)
1983
88.0 mm (3.5 in)
Longest dry spell (CDD)
The longest dry spell of the year at Riviere Bleue, 1950 to 1983. The record is 26 days in 1961, marked on the chart; the median year is 15 days.
Longest dry spell (CDD) at Riviere Bleue by year
Year
Longest dry spell (CDD)
1950
8 days
1951
16 days
1952
22 days
1953
18 days
1954
16 days
1955
10 days
1956
18 days
1957
19 days
1958
8 days
1959
10 days
1960
16 days
1961
26 days
1962
19 days
1963
16 days
1964
16 days
1965
17 days
1966
10 days
1967
12 days
1968
15 days
1969
23 days
1970
13 days
1971
12 days
1972
14 days
1973
11 days
1974
12 days
1975
13 days
1976
15 days
1977
15 days
1978
9 days
1979
14 days
1980
10 days
1981
15 days
1982
11 days
1983
13 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
22 years with a frost
Across 22 years with a frost, the median last spring frost at Riviere Bleue falls on 10 June and the median first autumn frost on 6 September, which leaves a median of 85 days between them.
Frost dates and growing season at Riviere Bleue
Measure
Median, all years
Earliest period
Recent period (1953 to 1983)
Recent against earliest
Fitted trend
Last spring frost
10 June
n/a
10 June
n/a
n/a
First autumn frost
6 September
n/a
6 September
n/a
n/a
Growing days
85 days
n/a
85 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 Riviere Bleue standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Riviere Bleue 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.