Lake Harbour Threshold Days by Year (CA002402681)

12 fixed thresholds counted per year at Lake Harbour (CA002402681): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lake Harbour Thresholds

Lake Harbour: days with a maximum temperature at or below 0 C (32 F) in 16 years, most in 1936 with 227.
Lake Harbour: nights with a minimum temperature at or below 0 C (32 F) in 14 years, most in 1939 with 282.
Lake Harbour: nights with a minimum temperature at or below -10 C (14 F) in 14 years, most in 1936 with 200.
Lake Harbour: nights with a minimum temperature at or below -20 C (-4 F) in 14 years, most in 1934 with 138.
12 fixed thresholds have at least one qualifying day at Lake Harbour.

Nights at or below 0 C (32 F)

14 years with a qualifying day

Days per year at Lake Harbour with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 282 in 1939.

Nights at or below 0 C (32 F) per year at Lake Harbour
Year	Days	Decade average
1923	272	273
1925	271	273
1926	276	273
1931	255	265.4
1932	258	265.4
1933	273	265.4
1934	268	265.4
1935	252	265.4
1936	272	265.4
1937	260	265.4
1938	269	265.4
1939	282	265.4
1940	274	265.5
1943	257	265.5

For each year, a bar from the first to the last day at Lake Harbour meeting 0 C (32 F).

First to last qualifying date each year at Lake Harbour
Year	First date	Last date
1923	1923-01-01	1923-12-31
1925	1925-01-01	1925-12-31
1926	1926-01-01	1926-12-31
1931	1931-01-01	1931-12-31
1932	1932-01-01	1932-12-31
1933	1933-01-01	1933-12-31
1934	1934-01-01	1934-12-31
1935	1935-01-01	1935-12-31
1936	1936-01-01	1936-12-31
1937	1937-01-01	1937-12-31
1938	1938-01-01	1938-12-31
1939	1939-01-01	1939-12-31
1940	1940-01-01	1940-12-31
1943	1943-01-01	1943-12-31

Every Fixed Threshold

Fixed thresholds at Lake Harbour
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Ice days (max	16	227	1936	204
0 C (32 F): Frost days (min	14	282	1939	257
-10 C (14 F): Days with min	14	200	1936	154
-20 C (-4 F): Days with min	14	138	1934	89
-30 C (-22 F): Days with min	14	68	1935	38
-40 C (-40 F): Days with min	8	7	1933	4
10 mm (0.39 in): Days with 10 mm or more rain	11	25	1923	2
25 mm (0.98 in): Days with 25 mm or more rain	5	9	1923	3
50 mm (1.97 in): Days with 50 mm or more rain	2	3	1923	1
10 cm (3.9 in): Days with 10 cm or more snowfall	11	17	1923	1
25 cm (9.8 in): Days with 25 cm or more snowfall	3	5	1923	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	2	1923	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1922.

Download the Data

Data for Lake Harbour 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). Threshold counts are computed by this site.

Data as of 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Lake Harbour Threshold Days by Year (CA002402681)

Key Facts for Lake Harbour Thresholds

Nights at or below 0 C (32 F)

Every Fixed Threshold

Download the Data

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