Hornby Island Threshold Days by Year

11 fixed thresholds counted per year at Hornby Island (CA001023590): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Hornby Island Thresholds

Hornby Island: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 1914 with 56.
Hornby Island: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1914 with 19.
Hornby Island: days with 10 cm (3.9 in) or more of snowfall in 22 years, most in 1916 with 6.
Hornby Island: days with 50 mm (1.97 in) or more of precipitation in 18 years, most in 1918 with 4.
11 fixed thresholds have at least one qualifying day at Hornby Island.

Days with 10 mm (0.39 in) or more of precipitation

31 years with a qualifying day

Days per year at Hornby Island with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1914.

Days with 10 mm (0.39 in) or more of precipitation per year at Hornby Island
Year	Days	Decade average
1908	32	32
1911	19	38.6
1912	47	38.6
1913	38	38.6
1914	56	38.6
1916	34	38.6
1917	29	38.6
1918	43	38.6
1919	43	38.6
1920	52	36.4
1921	53	36.4
1922	24	36.4
1923	30	36.4
1924	36	36.4
1925	31	36.4
1926	37	36.4
1927	40	36.4
1928	40	36.4
1929	21	36.4
1930	34	37.9
1931	45	37.9
1932	31	37.9
1933	43	37.9
1934	45	37.9
1935	37	37.9
1936	30	37.9
1965	42	40
1966	38	40
1967	35	40
1968	50	40
1969	35	40

For each year, a bar from the first to the last day at Hornby Island meeting 10 mm (0.39 in).

First to last qualifying date each year at Hornby Island
Year	First date	Last date
1908	1908-01-02	1908-12-25
1911	1911-03-07	1911-12-27
1912	1912-01-09	1912-12-28
1913	1913-01-01	1913-12-27
1914	1914-01-02	1914-12-31
1916	1916-01-10	1916-12-31
1917	1917-01-01	1917-12-31
1918	1918-01-01	1918-12-26
1919	1919-01-14	1919-12-26
1920	1920-01-26	1920-12-30
1921	1921-01-03	1921-12-31
1922	1922-01-07	1922-12-26
1923	1923-01-01	1923-12-30
1924	1924-01-05	1924-12-28
1925	1925-01-11	1925-12-16
1926	1926-01-08	1926-12-30
1927	1927-01-01	1927-12-27
1928	1928-01-01	1928-12-28
1929	1929-01-01	1929-12-24
1930	1930-01-28	1930-12-20
1931	1931-01-05	1931-12-26
1932	1932-01-17	1932-12-30
1933	1933-01-04	1933-12-29
1934	1934-01-02	1934-12-31
1935	1935-01-01	1935-12-31
1936	1936-01-03	1936-12-25
1965	1965-01-05	1965-12-29
1966	1966-01-02	1966-12-18
1967	1967-01-08	1967-12-24
1968	1968-01-08	1968-12-31
1969	1969-01-19	1969-12-20

Every Fixed Threshold

Fixed thresholds at Hornby Island
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	1	3	1969	3
90 F (32.2 C): Days	1	1	1969	1
0 C (32 F): Ice days (max	2	13	1969	13
0 C (32 F): Frost days (min	2	53	1968	52
-10 C (14 F): Days with min	2	3	1968	2
10 mm (0.39 in): Days with 10 mm or more rain	31	56	1914	35
25 mm (0.98 in): Days with 25 mm or more rain	31	19	1914	2
50 mm (1.97 in): Days with 50 mm or more rain	18	4	1918	2
10 cm (3.9 in): Days with 10 cm or more snowfall	22	6	1916	5
25 cm (9.8 in): Days with 25 cm or more snowfall	9	5	1916	2
50 cm (19.7 in): Days with 50 cm or more snowfall	2	1	1922	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1969.

Download the Data

Data for Hornby Island 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Hornby Island Threshold Days by Year

Key Facts for Hornby Island Thresholds

Days with 10 mm (0.39 in) or more of precipitation

Every Fixed Threshold

Download the Data

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