Meridian Lo Weather Records (CA003064515)

Record envelope, standing records and threshold days for Meridian Lo (CA003064515), Alberta, Canada, with 48 years of record.

Key Facts for Meridian Lo

Meridian Lo (CA003064515) is a weather station in Alberta, Canada at 55.55 latitude and -114.18 longitude, 1,006 m (3,301 ft) above sea level.
The station reports from 1964 to 2011, 48 years of record.
808 records set at Meridian Lo still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Alberta, Canada, 55.55 latitude, -114.18 longitude.
Elevation: 1,006 m (3,301 ft).
Period of record: 1964 to 2011, 48 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 Meridian Lo. 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 Meridian Lo, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	n/a	n/a	n/a	n/a
Feb	n/a	n/a	n/a	n/a
Mar	n/a	n/a	n/a	n/a
Apr	27.0 C (80.6 F)	-20.6 C (-5.1 F)	n/a	n/a
May	28.3 C (82.9 F)	-8.3 C (17.1 F)	n/a	n/a
Jun	30.6 C (87.1 F)	-4.4 C (24.1 F)	n/a	n/a
Jul	30.0 C (86.0 F)	1.1 C (34.0 F)	n/a	n/a
Aug	30.0 C (86.0 F)	-3.0 C (26.6 F)	n/a	n/a
Sep	29.0 C (84.2 F)	-11.7 C (10.9 F)	n/a	n/a
Oct	21.7 C (71.1 F)	-11.1 C (12.0 F)	n/a	n/a
Nov	n/a	n/a	n/a	n/a
Dec	n/a	n/a	n/a	n/a

Which Years Hold Standing Records

808 standing records

808 records at Meridian Lo still stand. 1966 holds the most, with 71.

Standing records at Meridian Lo by the year they were set
Year set	Standing records
1965	42
1966	71
1967	66
1968	48
1969	24
1970	25
1971	24
1972	33
1973	29
1974	38
1975	47
1976	33
1977	50
1978	40
1979	50
1980	52
1981	66
1982	40
1983	30

Wettest Day of Each Month

Aug: 93.2 mm (3.7 in)

The wettest day on record for each calendar month at Meridian Lo. The most was 93.2 mm (3.7 in) on 29 August 1975.

Record daily precipitation for each month at Meridian Lo
Month	Record daily precipitation (mm)	Date
Apr	16.4 mm (0.6 in)	28 April 1978
May	38.9 mm (1.5 in)	20 May 1973
Jun	92.7 mm (3.6 in)	28 June 1970
Jul	64.3 mm (2.5 in)	3 July 1971
Aug	93.2 mm (3.7 in)	29 August 1975
Sep	36.6 mm (1.4 in)	4 September 1969
Oct	19.1 mm (0.8 in)	7 October 1973

Period of Record Coverage

1965 to 1983

19 years of record at Meridian Lo, 1965 to 1983. 19 years have data for under 90 percent of days and are left out of rankings: 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972 and others.

Days with data per year at Meridian Lo
Year	Days with data	Share of year	Complete
1965	164	45%	No
1966	193	53%	No
1967	179	49%	No
1968	166	45%	No
1969	140	38%	No
1970	157	43%	No
1971	168	46%	No
1972	167	46%	No
1973	176	48%	No
1974	174	48%	No
1975	179	49%	No
1976	150	41%	No
1977	181	50%	No
1978	182	50%	No
1979	188	52%	No
1980	161	44%	No
1981	175	48%	No
1982	155	42%	No
1983	161	44%	No

Latest Records

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

Extremes by Year

1964 to 1983

Yearly extremes at Meridian Lo: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	30.6 C (87.1 F)	1970	28.0 C (82.4 F)	19
Coldest night (TNn)	-20.6 C (-5.1 F)	1966	-7.0 C (19.4 F)	19
Wettest day (Rx1day)	93.2 mm (3.7 in)	1975	46.3 mm (1.8 in)	20
Wettest five days (Rx5day)	174.7 mm (6.9 in)	1970	82.9 mm (3.3 in)	20
Longest dry spell (CDD)	26 days	1970	15 days	20

Hottest day (TXx)

The hottest day of the year at Meridian Lo, 1964 to 1983. The record is 30.6 C (87.1 F) in 1970, marked on the chart; the median year is 28.0 C (82.4 F).

Hottest day (TXx) at Meridian Lo by year
Year	Hottest day (TXx)
1964	n/a
1965	30.0 C (86.0 F)
1966	26.7 C (80.1 F)
1967	27.8 C (82.0 F)
1968	26.1 C (79.0 F)
1969	28.3 C (82.9 F)
1970	30.6 C (87.1 F)
1971	27.2 C (81.0 F)
1972	28.3 C (82.9 F)
1973	27.2 C (81.0 F)
1974	25.6 C (78.1 F)
1975	28.3 C (82.9 F)
1976	25.0 C (77.0 F)
1977	27.0 C (80.6 F)
1978	28.0 C (82.4 F)
1979	30.0 C (86.0 F)
1980	26.0 C (78.8 F)
1981	30.0 C (86.0 F)
1982	29.0 C (84.2 F)
1983	28.0 C (82.4 F)

Coldest night (TNn)

The coldest night of the year at Meridian Lo, 1964 to 1983. The record is -20.6 C (-5.1 F) in 1966, marked on the chart; the median year is -7.0 C (19.4 F).

Coldest night (TNn) at Meridian Lo by year
Year	Coldest night (TNn)
1964	n/a
1965	-11.7 C (10.9 F)
1966	-20.6 C (-5.1 F)
1967	-7.8 C (18.0 F)
1968	-6.7 C (19.9 F)
1969	-4.4 C (24.1 F)
1970	-7.8 C (18.0 F)
1971	-5.0 C (23.0 F)
1972	-11.1 C (12.0 F)
1973	-5.6 C (21.9 F)
1974	-11.7 C (10.9 F)
1975	-6.1 C (21.0 F)
1976	-6.0 C (21.2 F)
1977	-7.0 C (19.4 F)
1978	-11.0 C (12.2 F)
1979	-8.0 C (17.6 F)
1980	-5.0 C (23.0 F)
1981	-20.0 C (-4.0 F)
1982	-7.0 C (19.4 F)
1983	-7.0 C (19.4 F)

Wettest day (Rx1day)

The wettest day of the year at Meridian Lo, 1964 to 1983. The record is 93.2 mm (3.7 in) in 1975, marked on the chart; the median year is 46.3 mm (1.8 in).

Wettest day (Rx1day) at Meridian Lo by year
Year	Wettest day (Rx1day)
1964	9.7 mm (0.38 in)
1965	24.1 mm (0.9 in)
1966	30.7 mm (1.2 in)
1967	15.5 mm (0.6 in)
1968	52.1 mm (2.1 in)
1969	36.6 mm (1.4 in)
1970	92.7 mm (3.6 in)
1971	64.3 mm (2.5 in)
1972	64.8 mm (2.6 in)
1973	40.1 mm (1.6 in)
1974	57.2 mm (2.3 in)
1975	93.2 mm (3.7 in)
1976	42.5 mm (1.7 in)
1977	47.2 mm (1.9 in)
1978	33.6 mm (1.3 in)
1979	45.4 mm (1.8 in)
1980	55.8 mm (2.2 in)
1981	48.2 mm (1.9 in)
1982	51.6 mm (2.0 in)
1983	43.6 mm (1.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at Meridian Lo, 1964 to 1983. The record is 174.7 mm (6.9 in) in 1970, marked on the chart; the median year is 82.9 mm (3.3 in).

Wettest five days (Rx5day) at Meridian Lo by year
Year	Wettest five days (Rx5day)
1964	17.8 mm (0.7 in)
1965	59.7 mm (2.4 in)
1966	49.0 mm (1.9 in)
1967	24.6 mm (1.0 in)
1968	99.9 mm (3.9 in)
1969	81.1 mm (3.2 in)
1970	174.7 mm (6.9 in)
1971	119.2 mm (4.7 in)
1972	87.1 mm (3.4 in)
1973	72.7 mm (2.9 in)
1974	112.6 mm (4.4 in)
1975	137.9 mm (5.4 in)
1976	80.0 mm (3.1 in)
1977	72.1 mm (2.8 in)
1978	72.2 mm (2.8 in)
1979	90.4 mm (3.6 in)
1980	87.0 mm (3.4 in)
1981	73.8 mm (2.9 in)
1982	103.0 mm (4.1 in)
1983	84.6 mm (3.3 in)

Longest dry spell (CDD)

The longest dry spell of the year at Meridian Lo, 1964 to 1983. The record is 26 days in 1970, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Meridian Lo by year
Year	Longest dry spell (CDD)
1964	11 days
1965	14 days
1966	19 days
1967	14 days
1968	15 days
1969	14 days
1970	26 days
1971	11 days
1972	14 days
1973	10 days
1974	15 days
1975	13 days
1976	20 days
1977	13 days
1978	16 days
1979	15 days
1980	17 days
1981	16 days
1982	16 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.

Download the Data

Data for Meridian Lo standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Meridian Lo 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).