Sierra Madre Henszey Threshold Days by Year (USC00048210)

15 fixed thresholds counted per year at Sierra Madre Henszey (USC00048210): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Sierra Madre Henszey Thresholds

Sierra Madre Henszey: days with 10 mm (0.39 in) or more of precipitation in 55 years, most in 1941 with 33.
Sierra Madre Henszey: days with 25 mm (0.98 in) or more of precipitation in 54 years, most in 1941 with 18.
Sierra Madre Henszey: days with 50 mm (1.97 in) or more of precipitation in 46 years, most in 1909 with 8.
Sierra Madre Henszey: days with a maximum temperature at or above 30 C (86 F) in 43 years, most in 1936 with 132.
15 fixed thresholds have at least one qualifying day at Sierra Madre Henszey.

Days at or above 30 C (86 F)

43 years with a qualifying day

Days per year at Sierra Madre Henszey with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 132 in 1936.

Days at or above 30 C (86 F) per year at Sierra Madre Henszey
Year	Days	Decade average
1897	54	59.7
1898	66	59.7
1899	59	59.7
1900	38	53.1
1901	33	53.1
1902	33	53.1
1903	53	53.1
1904	62	53.1
1905	35	53.1
1906	83	53.1
1907	49	53.1
1908	74	53.1
1909	71	53.1
1910	80	59.8
1911	66	59.8
1912	42	59.8
1913	67	59.8
1914	52	59.8
1915	62	59.8
1916	36	59.8
1917	73	59.8
1928	76	83
1929	90	83
1930	83	100
1931	97	100
1932	74	100
1933	73	100
1934	101	100
1935	93	100
1936	132	100
1937	123	100
1938	111	100
1939	113	100
1940	105	101.6
1941	87	101.6
1942	102	101.6
1945	82	101.6
1946	116	101.6
1947	114	101.6
1949	105	101.6
1950	93	90
1951	95	90
1954	82	90

For each year, a bar from the first to the last day at Sierra Madre Henszey meeting 30 C (86 F).

First to last qualifying date each year at Sierra Madre Henszey
Year	First date	Last date
1897	1897-04-10	1897-09-25
1898	1898-04-12	1898-11-05
1899	1899-04-06	1899-10-09
1900	1900-05-15	1900-11-06
1901	1901-06-15	1901-10-22
1902	1902-06-07	1902-09-26
1903	1903-06-05	1903-10-24
1904	1904-04-07	1904-10-22
1905	1905-05-14	1905-10-10
1906	1906-04-20	1906-11-14
1907	1907-05-15	1907-10-08
1908	1908-04-25	1908-10-10
1909	1909-04-02	1909-11-03
1910	1910-03-02	1910-10-24
1911	1911-05-21	1911-10-17
1912	1912-02-17	1912-10-17
1913	1913-04-11	1913-11-08
1914	1914-03-16	1914-11-05
1915	1915-03-16	1915-10-29
1916	1916-03-09	1916-09-28
1917	1917-06-12	1917-10-31
1928	1928-03-19	1928-10-22
1929	1929-05-01	1929-11-18
1930	1930-02-17	1930-11-07
1931	1931-03-20	1931-11-06
1932	1932-04-09	1932-11-18
1933	1933-04-14	1933-11-25
1934	1934-03-08	1934-11-06
1935	1935-01-31	1935-10-28
1936	1936-03-01	1936-11-18
1937	1937-04-14	1937-11-27
1938	1938-04-17	1938-12-08
1939	1939-04-06	1939-12-04
1940	1940-04-11	1940-12-08
1941	1941-05-06	1941-12-07
1942	1942-05-19	1942-12-16
1945	1945-03-30	1945-11-27
1946	1946-03-01	1946-11-27
1947	1947-01-25	1947-12-26
1949	1949-04-10	1949-11-19
1950	1950-03-29	1950-12-23
1951	1951-01-24	1951-11-06
1954	1954-02-01	1954-11-22

Every Fixed Threshold

Fixed thresholds at Sierra Madre Henszey
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	43	132	1936	82
35 C (95 F): Days	43	50	1947	15
40 C (104 F): Days	19	6	1939	2
90 F (32.2 C): Days	43	88	1936	41
100 F (37.8 C): Days	34	18	1947	5
110 F (43.3 C): Days	4	1	1933	1
0 C (32 F): Frost days (min	12	14	1949	2
20 C (68 F): Tropical nights (min	42	25	1929	12
25 C (77 F): Days with min	8	4	1939	1
10 mm (0.39 in): Days with 10 mm or more rain	55	33	1941	20
25 mm (0.98 in): Days with 25 mm or more rain	54	18	1941	6
50 mm (1.97 in): Days with 50 mm or more rain	46	8	1909	2
100 mm (3.94 in): Days with 100 mm or more rain	18	3	1909	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1938	1
10 cm (3.9 in): Days with 10 cm or more snowfall	1	1	1949	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1897.

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Data for Sierra Madre Henszey 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Sierra Madre Henszey Threshold Days by Year (USC00048210)

Key Facts for Sierra Madre Henszey Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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