Tunnel Camp Threshold Days by Year

7 fixed thresholds counted per year at Tunnel Camp (CA001048310): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tunnel Camp Thresholds

Tunnel Camp: days with 10 mm (0.39 in) or more of precipitation in 47 years, most in 1950 with 106.
Tunnel Camp: days with 25 mm (0.98 in) or more of precipitation in 47 years, most in 1961 with 49.
Tunnel Camp: days with 50 mm (1.97 in) or more of precipitation in 47 years, most in 1954 with 16.
Tunnel Camp: days with 10 cm (3.9 in) or more of snowfall in 47 years, most in 1948 with 36.
7 fixed thresholds have at least one qualifying day at Tunnel Camp.

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

47 years with a qualifying day

Days per year at Tunnel Camp with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 106 in 1950.

Days with 10 mm (0.39 in) or more of precipitation per year at Tunnel Camp
Year	Days	Decade average
1924	73	76.2
1925	80	76.2
1926	77	76.2
1927	91	76.2
1928	79	76.2
1929	57	76.2
1930	65	86.1
1931	94	86.1
1932	81	86.1
1933	96	86.1
1934	99	86.1
1935	80	86.1
1936	82	86.1
1937	93	86.1
1938	75	86.1
1939	96	86.1
1940	86	83.8
1941	94	83.8
1942	79	83.8
1943	63	83.8
1944	73	83.8
1945	91	83.8
1946	93	83.8
1947	89	83.8
1948	91	83.8
1949	79	83.8
1950	106	89.8
1951	74	89.8
1952	90	89.8
1953	105	89.8
1954	93	89.8
1955	88	89.8
1956	90	89.8
1957	86	89.8
1959	76	89.8
1960	84	95
1961	106	95
1962	92	95
1963	80	95
1966	106	95
1967	98	95
1968	105	95
1969	89	95
1970	79	82.3
1971	93	82.3
1972	83	82.3
1973	74	82.3

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

First to last qualifying date each year at Tunnel Camp
Year	First date	Last date
1924	1924-01-06	1924-12-29
1925	1925-01-01	1925-12-23
1926	1926-01-04	1926-12-31
1927	1927-01-01	1927-12-27
1928	1928-01-02	1928-12-30
1929	1929-01-01	1929-12-30
1930	1930-01-04	1930-12-22
1931	1931-01-02	1931-12-29
1932	1932-01-05	1932-12-24
1933	1933-01-01	1933-12-29
1934	1934-01-01	1934-12-31
1935	1935-01-01	1935-12-30
1936	1936-01-01	1936-12-26
1937	1937-01-25	1937-12-30
1938	1938-01-10	1938-12-31
1939	1939-01-01	1939-12-31
1940	1940-01-01	1940-12-28
1941	1941-01-08	1941-12-22
1942	1942-01-12	1942-12-30
1943	1943-01-14	1943-12-24
1944	1944-01-01	1944-12-31
1945	1945-01-04	1945-12-31
1946	1946-01-01	1946-12-31
1947	1947-01-05	1947-12-31
1948	1948-01-01	1948-12-31
1949	1949-01-06	1949-12-30
1950	1950-01-01	1950-12-29
1951	1951-01-02	1951-12-29
1952	1952-01-04	1952-12-31
1953	1953-01-02	1953-12-31
1954	1954-01-01	1954-12-30
1955	1955-01-12	1955-12-25
1956	1956-01-01	1956-12-31
1957	1957-01-01	1957-12-29
1959	1959-02-05	1959-12-23
1960	1960-01-05	1960-12-23
1961	1961-01-04	1961-12-29
1962	1962-01-02	1962-12-31
1963	1963-01-01	1963-12-31
1966	1966-01-01	1966-12-28
1967	1967-01-03	1967-12-26
1968	1968-01-07	1968-12-30
1969	1969-01-03	1969-12-22
1970	1970-01-08	1970-12-29
1971	1971-01-09	1971-12-23
1972	1972-01-07	1972-12-30
1973	1973-01-01	1973-12-20

Every Fixed Threshold

Fixed thresholds at Tunnel Camp
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
10 mm (0.39 in): Days with 10 mm or more rain	47	106	1950	74
25 mm (0.98 in): Days with 25 mm or more rain	47	49	1961	32
50 mm (1.97 in): Days with 50 mm or more rain	47	16	1954	12
100 mm (3.94 in): Days with 100 mm or more rain	10	1	1937	1
10 cm (3.9 in): Days with 10 cm or more snowfall	47	36	1948	16
25 cm (9.8 in): Days with 25 cm or more snowfall	42	11	1933	3
50 cm (19.7 in): Days with 50 cm or more snowfall	13	2	1935	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1924.

Download the Data

Data for Tunnel Camp 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Tunnel Camp Threshold Days by Year

Key Facts for Tunnel Camp Thresholds

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

Every Fixed Threshold

Download the Data

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