Rainbow Lo Weather Records (CA003075L48)

Record envelope, standing records and threshold days for Rainbow Lo (CA003075L48), Alberta, Canada, with 42 years of record.

Key Facts for Rainbow Lo

Rainbow Lo (CA003075L48) is a weather station in Alberta, Canada at 58.35 latitude and -119.70 longitude, 579 m (1,900 ft) above sea level.
The station reports from 1970 to 2011, 42 years of record.
744 records set at Rainbow 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, 58.35 latitude, -119.70 longitude.
Elevation: 579 m (1,900 ft).
Period of record: 1970 to 2011, 42 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 Rainbow 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 Rainbow 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	28.0 C (82.4 F)	-21.0 C (-5.8 F)	n/a	n/a
May	31.7 C (89.1 F)	-10.0 C (14.0 F)	n/a	n/a
Jun	32.2 C (90.0 F)	-2.0 C (28.4 F)	n/a	n/a
Jul	32.8 C (91.0 F)	2.0 C (35.6 F)	n/a	n/a
Aug	33.3 C (91.9 F)	-4.0 C (24.8 F)	n/a	n/a
Sep	29.0 C (84.2 F)	-6.0 C (21.2 F)	n/a	n/a
Oct	20.0 C (68.0 F)	-3.0 C (26.6 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

744 standing records

744 records at Rainbow Lo still stand. 1981 holds the most, with 105.

Wettest Day of Each Month

Jun: 75.9 mm (3.0 in)

The wettest day on record for each calendar month at Rainbow Lo. The most was 75.9 mm (3.0 in) on 8 June 1977.

Record daily precipitation for each month at Rainbow Lo
Month	Record daily precipitation (mm)	Date
Apr	12.2 mm (0.5 in)	28 April 1981
May	43.2 mm (1.7 in)	27 May 1979
Jun	75.9 mm (3.0 in)	8 June 1977
Jul	55.3 mm (2.2 in)	16 July 1980
Aug	70.2 mm (2.8 in)	5 August 1978
Sep	35.6 mm (1.4 in)	1 September 1971
Oct	3.6 mm (0.14 in)	7 October 1982

Period of Record Coverage

1970 to 1983

14 years of record at Rainbow Lo, 1970 to 1983. 14 years have data for under 90 percent of days and are left out of rankings: 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977 and others.

Days with data per year at Rainbow Lo
Year	Days with data	Share of year	Complete
1970	100	27%	No
1971	112	31%	No
1972	146	40%	No
1973	118	32%	No
1974	111	30%	No
1975	120	33%	No
1976	89	24%	No
1977	130	36%	No
1978	133	36%	No
1979	151	41%	No
1980	160	44%	No
1981	172	47%	No
1982	165	45%	No
1983	132	36%	No

Latest Records

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

Extremes by Year

1970 to 1983

Yearly extremes at Rainbow Lo: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	33.3 C (91.9 F)	1971	30.5 C (86.9 F)	14
Coldest night (TNn)	-21.0 C (-5.8 F)	1981	-5.3 C (22.5 F)	14
Wettest day (Rx1day)	75.9 mm (3.0 in)	1977	38.2 mm (1.5 in)	14
Wettest five days (Rx5day)	103.5 mm (4.1 in)	1976	56.3 mm (2.2 in)	14
Longest dry spell (CDD)	27 days	1972	14 days	14

Hottest day (TXx)

The hottest day of the year at Rainbow Lo, 1970 to 1983. The record is 33.3 C (91.9 F) in 1971, marked on the chart; the median year is 30.5 C (86.9 F).

Hottest day (TXx) at Rainbow Lo by year
Year	Hottest day (TXx)
1970	32.2 C (90.0 F)
1971	33.3 C (91.9 F)
1972	31.7 C (89.1 F)
1973	29.4 C (84.9 F)
1974	28.3 C (82.9 F)
1975	32.8 C (91.0 F)
1976	28.0 C (82.4 F)
1977	28.0 C (82.4 F)
1978	29.0 C (84.2 F)
1979	30.0 C (86.0 F)
1980	30.0 C (86.0 F)
1981	33.0 C (91.4 F)
1982	31.0 C (87.8 F)
1983	31.0 C (87.8 F)

Coldest night (TNn)

The coldest night of the year at Rainbow Lo, 1970 to 1983. The record is -21.0 C (-5.8 F) in 1981, marked on the chart; the median year is -5.3 C (22.5 F).

Coldest night (TNn) at Rainbow Lo by year
Year	Coldest night (TNn)
1970	-5.0 C (23.0 F)
1971	-5.6 C (21.9 F)
1972	-12.2 C (10.0 F)
1973	-6.7 C (19.9 F)
1974	-5.0 C (23.0 F)
1975	-3.3 C (26.1 F)
1976	0.0 C (32.0 F)
1977	-5.0 C (23.0 F)
1978	-4.0 C (24.8 F)
1979	-10.0 C (14.0 F)
1980	-6.0 C (21.2 F)
1981	-21.0 C (-5.8 F)
1982	-5.0 C (23.0 F)
1983	-10.0 C (14.0 F)

Wettest day (Rx1day)

The wettest day of the year at Rainbow Lo, 1970 to 1983. The record is 75.9 mm (3.0 in) in 1977, marked on the chart; the median year is 38.2 mm (1.5 in).

Wettest day (Rx1day) at Rainbow Lo by year
Year	Wettest day (Rx1day)
1970	36.3 mm (1.4 in)
1971	35.6 mm (1.4 in)
1972	23.9 mm (0.9 in)
1973	40.1 mm (1.6 in)
1974	16.8 mm (0.7 in)
1975	53.1 mm (2.1 in)
1976	54.7 mm (2.2 in)
1977	75.9 mm (3.0 in)
1978	70.2 mm (2.8 in)
1979	43.2 mm (1.7 in)
1980	55.3 mm (2.2 in)
1981	14.4 mm (0.6 in)
1982	27.4 mm (1.1 in)
1983	30.6 mm (1.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Rainbow Lo, 1970 to 1983. The record is 103.5 mm (4.1 in) in 1976, marked on the chart; the median year is 56.3 mm (2.2 in).

Wettest five days (Rx5day) at Rainbow Lo by year
Year	Wettest five days (Rx5day)
1970	43.5 mm (1.7 in)
1971	48.3 mm (1.9 in)
1972	56.2 mm (2.2 in)
1973	56.3 mm (2.2 in)
1974	32.0 mm (1.3 in)
1975	58.7 mm (2.3 in)
1976	103.5 mm (4.1 in)
1977	103.3 mm (4.1 in)
1978	76.5 mm (3.0 in)
1979	61.1 mm (2.4 in)
1980	57.8 mm (2.3 in)
1981	30.5 mm (1.2 in)
1982	47.5 mm (1.9 in)
1983	45.8 mm (1.8 in)

Longest dry spell (CDD)

The longest dry spell of the year at Rainbow Lo, 1970 to 1983. The record is 27 days in 1972, marked on the chart; the median year is 14 days.

Longest dry spell (CDD) at Rainbow Lo by year
Year	Longest dry spell (CDD)
1970	11 days
1971	19 days
1972	27 days
1973	13 days
1974	11 days
1975	10 days
1976	12 days
1977	11 days
1978	12 days
1979	22 days
1980	18 days
1981	24 days
1982	16 days
1983	15 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 Rainbow Lo standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Rainbow 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 2026-10-17 (17 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).