Pinos Altos Threshold Days by Year (USC00296854)

10 fixed thresholds counted per year at Pinos Altos (USC00296854): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pinos Altos Thresholds

Pinos Altos: days with 10 mm (0.39 in) or more of precipitation in 49 years, most in 1965 with 28.
Pinos Altos: days with 25 mm (0.98 in) or more of precipitation in 46 years, most in 1914 with 10.
Pinos Altos: days with 10 cm (3.9 in) or more of snowfall in 44 years, most in 1918 with 16.
Pinos Altos: days with 50 mm (1.97 in) or more of precipitation in 17 years, most in 1937 with 3.
10 fixed thresholds have at least one qualifying day at Pinos Altos.

Nights at or below 0 C (32 F)

15 years with a qualifying day

Days per year at Pinos Altos with nights with a minimum temperature at or below 0 C (32 F), with the decade average as a line. The most was 216 in 1915.

Nights at or below 0 C (32 F) per year at Pinos Altos
Year	Days	Decade average
1912	177	192.4
1913	194	192.4
1914	200	192.4
1915	216	192.4
1916	187	192.4
1917	206	192.4
1918	177	192.4
1919	182	192.4
1920	197	189.3
1921	158	189.3
1922	190	189.3
1923	200	189.3
1925	186	189.3
1926	193	189.3
1927	201	189.3

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

First to last qualifying date each year at Pinos Altos
Year	First date	Last date
1912	1912-01-01	1912-12-31
1913	1913-01-01	1913-12-31
1914	1914-01-01	1914-12-31
1915	1915-01-01	1915-12-30
1916	1916-01-01	1916-12-31
1917	1917-01-01	1917-12-31
1918	1918-01-01	1918-12-31
1919	1919-01-01	1919-12-31
1920	1920-01-01	1920-12-31
1921	1921-01-01	1921-12-31
1922	1922-01-03	1922-12-31
1923	1923-01-01	1923-12-31
1925	1925-01-02	1925-12-31
1926	1926-01-01	1926-12-31
1927	1927-01-01	1927-12-31

Every Fixed Threshold

Fixed thresholds at Pinos Altos
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
0 C (32 F): Frost days (min	15	216	1915	201
-10 C (14 F): Days with min	15	71	1919	27
-20 C (-4 F): Days with min	11	13	1918	8
10 mm (0.39 in): Days with 10 mm or more rain	49	28	1965	24
25 mm (0.98 in): Days with 25 mm or more rain	46	10	1914	6
50 mm (1.97 in): Days with 50 mm or more rain	17	3	1937	1
100 mm (3.94 in): Days with 100 mm or more rain	1	1	1941	1
10 cm (3.9 in): Days with 10 cm or more snowfall	44	16	1918	3
25 cm (9.8 in): Days with 25 cm or more snowfall	15	2	1912	1
50 cm (19.7 in): Days with 50 cm or more snowfall	1	1	1912	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1912.

Download the Data

Data for Pinos Altos 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).

Pinos Altos Threshold Days by Year (USC00296854)

Key Facts for Pinos Altos Thresholds

Nights at or below 0 C (32 F)

Every Fixed Threshold

Download the Data

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