Long River Weather Records (CA008300500)

Record envelope, standing records and threshold days for Long River (CA008300500), Prince Edward Island, Canada, with 47 years of record.

Key Facts for Long River

Long River (CA008300500) is a weather station in Prince Edward Island, Canada at 46.50 latitude and -63.55 longitude, 18 m (59 ft) above sea level.
The station reports from 1957 to 2003, 47 years of record.
1,464 records set at Long River still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Prince Edward Island, Canada, 46.50 latitude, -63.55 longitude.
Elevation: 18 m (59 ft).
Period of record: 1957 to 2003, 47 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 Long River. 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 Long River, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	13.9 C (57.0 F)	-33.3 C (-27.9 F)	n/a	n/a
Feb	11.1 C (52.0 F)	-28.3 C (-18.9 F)	n/a	n/a
Mar	16.7 C (62.1 F)	-26.7 C (-16.1 F)	n/a	n/a
Apr	23.0 C (73.4 F)	-13.9 C (7.0 F)	n/a	n/a
May	32.2 C (90.0 F)	-6.7 C (19.9 F)	n/a	n/a
Jun	30.6 C (87.1 F)	-1.1 C (30.0 F)	n/a	n/a
Jul	31.7 C (89.1 F)	1.7 C (35.1 F)	n/a	n/a
Aug	32.8 C (91.0 F)	1.7 C (35.1 F)	n/a	n/a
Sep	29.0 C (84.2 F)	-3.3 C (26.1 F)	n/a	n/a
Oct	23.0 C (73.4 F)	-8.9 C (16.0 F)	n/a	n/a
Nov	22.0 C (71.6 F)	-15.6 C (3.9 F)	n/a	n/a
Dec	16.1 C (61.0 F)	-27.2 C (-17.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Long River still stand. 1972 holds the most, with 151.

Wettest Day of Each Month

Aug: 83.0 mm (3.3 in)

The wettest day on record for each calendar month at Long River. The most was 83.0 mm (3.3 in) on 6 August 1983.

Record daily precipitation for each month at Long River
Month	Record daily precipitation (mm)	Date
Jan	51.6 mm (2.0 in)	23 January 1957
Feb	38.4 mm (1.5 in)	27 February 1957
Mar	41.1 mm (1.6 in)	30 March 1960
Apr	66.5 mm (2.6 in)	1 April 1962
May	56.6 mm (2.2 in)	25 May 1977
Jun	65.8 mm (2.6 in)	13 June 1968
Jul	57.4 mm (2.3 in)	17 July 1979
Aug	83.0 mm (3.3 in)	6 August 1983
Sep	56.0 mm (2.2 in)	17 September 1983
Oct	68.6 mm (2.7 in)	21 October 1968
Nov	37.6 mm (1.5 in)	4 November 1957
Dec	50.0 mm (2.0 in)	4 December 1958

Period of Record Coverage

1970 to 1983

14 years of record at Long River, 1970 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1970.

Days with data per year at Long River
Year	Days with data	Share of year	Complete
1970	149	41%	No
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	365	100%	Yes
1978	354	97%	Yes
1979	365	100%	Yes
1980	365	100%	Yes
1981	363	99%	Yes
1982	365	100%	Yes
1983	365	100%	Yes

Latest Records

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

Climate Trend

13 complete years, 1971 to 1983

One stripe for each of 13 complete years at Long River, 1971 to 1983. Blue stripes are years cooler than the station's own mean of 5.3 C (41.5 F); red stripes are warmer. The coolest year was 1972, at 4.0 C (39.2 F), and the warmest was 1983, at 6.4 C (43.5 F). The strongest colour marks a difference of 1.3 C (2.3 F).

Annual mean temperature at Long River as warming stripes, 1971 to 1983
Year	Annual mean temperature	Difference from the station mean
1971	5.3 C	-0.01 C
1972	4.0 C	-1.25 C
1973	5.7 C	+0.46 C
1974	4.7 C	-0.59 C
1975	5.2 C	-0.06 C
1976	5.0 C	-0.25 C
1977	5.5 C	+0.18 C
1978	4.5 C	-0.75 C
1979	6.2 C	+0.97 C
1980	4.6 C	-0.63 C
1981	6.4 C	+1.11 C
1982	5.0 C	-0.30 C
1983	6.4 C	+1.11 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

1957 to 1983

Yearly extremes at Long River: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	32.8 C (91.0 F)	1976	29.5 C (85.1 F)	14
Coldest night (TNn)	-33.3 C (-27.9 F)	1976	-26.6 C (-16.0 F)	14
Wettest day (Rx1day)	83.0 mm (3.3 in)	1983	42.7 mm (1.7 in)	27
Wettest five days (Rx5day)	117.0 mm (4.6 in)	1983	68.3 mm (2.7 in)	27
Longest dry spell (CDD)	28 days	1970	15 days	27

Hottest day (TXx)

The hottest day of the year at Long River, 1957 to 1983. The record is 32.8 C (91.0 F) in 1976, marked on the chart; the median year is 29.5 C (85.1 F).

Hottest day (TXx) at Long River by year
Year	Hottest day (TXx)
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	30.0 C (86.0 F)
1971	28.9 C (84.0 F)
1972	29.4 C (84.9 F)
1973	28.3 C (82.9 F)
1974	28.9 C (84.0 F)
1975	31.7 C (89.1 F)
1976	32.8 C (91.0 F)
1977	32.8 C (91.0 F)
1978	28.3 C (82.9 F)
1979	30.6 C (87.1 F)
1980	29.5 C (85.1 F)
1981	29.5 C (85.1 F)
1982	30.0 C (86.0 F)
1983	29.5 C (85.1 F)

Coldest night (TNn)

The coldest night of the year at Long River, 1957 to 1983. The record is -33.3 C (-27.9 F) in 1976, marked on the chart; the median year is -26.6 C (-16.0 F).

Coldest night (TNn) at Long River by year
Year	Coldest night (TNn)
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	-25.6 C (-14.1 F)
1971	-28.9 C (-20.0 F)
1972	-26.1 C (-15.0 F)
1973	-27.8 C (-18.0 F)
1974	-27.8 C (-18.0 F)
1975	-27.2 C (-17.0 F)
1976	-33.3 C (-27.9 F)
1977	-26.1 C (-15.0 F)
1978	-23.9 C (-11.0 F)
1979	-22.8 C (-9.0 F)
1980	-26.0 C (-14.8 F)
1981	-31.0 C (-23.8 F)
1982	-30.0 C (-22.0 F)
1983	-21.0 C (-5.8 F)

Wettest day (Rx1day)

The wettest day of the year at Long River, 1957 to 1983. The record is 83.0 mm (3.3 in) in 1983, marked on the chart; the median year is 42.7 mm (1.7 in).

Wettest day (Rx1day) at Long River by year
Year	Wettest day (Rx1day)
1957	51.6 mm (2.0 in)
1958	50.0 mm (2.0 in)
1959	42.7 mm (1.7 in)
1960	41.1 mm (1.6 in)
1961	42.7 mm (1.7 in)
1962	66.5 mm (2.6 in)
1963	40.6 mm (1.6 in)
1964	36.3 mm (1.4 in)
1965	25.7 mm (1.0 in)
1966	41.4 mm (1.6 in)
1967	44.2 mm (1.7 in)
1968	68.6 mm (2.7 in)
1969	37.1 mm (1.5 in)
1970	57.4 mm (2.3 in)
1971	53.6 mm (2.1 in)
1972	41.1 mm (1.6 in)
1973	37.8 mm (1.5 in)
1974	40.4 mm (1.6 in)
1975	38.1 mm (1.5 in)
1976	45.5 mm (1.8 in)
1977	56.6 mm (2.2 in)
1978	46.5 mm (1.8 in)
1979	57.4 mm (2.3 in)
1980	28.6 mm (1.1 in)
1981	35.0 mm (1.4 in)
1982	52.8 mm (2.1 in)
1983	83.0 mm (3.3 in)

Wettest five days (Rx5day)

The wettest five days of the year at Long River, 1957 to 1983. The record is 117.0 mm (4.6 in) in 1983, marked on the chart; the median year is 68.3 mm (2.7 in).

Wettest five days (Rx5day) at Long River by year
Year	Wettest five days (Rx5day)
1957	96.0 mm (3.8 in)
1958	65.6 mm (2.6 in)
1959	76.4 mm (3.0 in)
1960	63.4 mm (2.5 in)
1961	68.3 mm (2.7 in)
1962	93.4 mm (3.7 in)
1963	61.7 mm (2.4 in)
1964	57.0 mm (2.2 in)
1965	47.1 mm (1.9 in)
1966	52.9 mm (2.1 in)
1967	83.3 mm (3.3 in)
1968	86.9 mm (3.4 in)
1969	59.9 mm (2.4 in)
1970	78.7 mm (3.1 in)
1971	80.8 mm (3.2 in)
1972	71.2 mm (2.8 in)
1973	65.8 mm (2.6 in)
1974	63.0 mm (2.5 in)
1975	63.3 mm (2.5 in)
1976	54.9 mm (2.2 in)
1977	77.9 mm (3.1 in)
1978	70.1 mm (2.8 in)
1979	78.8 mm (3.1 in)
1980	57.6 mm (2.3 in)
1981	100.2 mm (3.9 in)
1982	67.2 mm (2.6 in)
1983	117.0 mm (4.6 in)

Longest dry spell (CDD)

The longest dry spell of the year at Long River, 1957 to 1983. The record is 28 days in 1970, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Long River by year
Year	Longest dry spell (CDD)
1957	11 days
1958	14 days
1959	15 days
1960	22 days
1961	20 days
1962	15 days
1963	14 days
1964	19 days
1965	17 days
1966	13 days
1967	16 days
1968	22 days
1969	11 days
1970	28 days
1971	15 days
1972	12 days
1973	15 days
1974	10 days
1975	18 days
1976	18 days
1977	14 days
1978	17 days
1979	15 days
1980	13 days
1981	14 days
1982	12 days
1983	8 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 Long River standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Long River 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 2026-10-15 (15 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).