Paulina Threshold Days by Year (USC00356500)

15 fixed thresholds counted per year at Paulina (USC00356500): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Paulina Thresholds

Paulina: days with 10 mm (0.39 in) or more of precipitation in 40 years, most in 1981 with 13.
Paulina: nights with a minimum temperature at or below 0 C (32 F) in 37 years, most in 1986 with 233.
Paulina: nights with a minimum temperature at or below -10 C (14 F) in 37 years, most in 1985 with 95.
Paulina: days with a maximum temperature at or above 30 C (86 F) in 35 years, most in 1967 with 84.
15 fixed thresholds have at least one qualifying day at Paulina.

Days at or above 30 C (86 F)

35 years with a qualifying day

Days per year at Paulina with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 84 in 1967.

Days at or above 30 C (86 F) per year at Paulina
Year	Days	Decade average
1962	52	50.9
1963	51	50.9
1964	42	50.9
1965	32	50.9
1966	48	50.9
1967	84	50.9
1968	54	50.9
1969	44	50.9
1970	77	58.4
1971	56	58.4
1972	58	58.4
1973	67	58.4
1974	76	58.4
1975	46	58.4
1976	41	58.4
1977	64	58.4
1978	39	58.4
1979	60	58.4
1980	39	50.9
1981	60	50.9
1982	41	50.9
1983	41	50.9
1984	62	50.9
1985	50	50.9
1986	61	50.9
1987	49	50.9
1988	69	50.9
1989	37	50.9
1990	61	49.7
1991	65	49.7
1992	52	49.7
1993	24	49.7
1995	41	49.7
1996	58	49.7
1998	47	49.7

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

First to last qualifying date each year at Paulina
Year	First date	Last date
1962	1962-06-19	1962-09-26
1963	1963-05-20	1963-10-02
1964	1964-05-18	1964-10-07
1965	1965-06-10	1965-10-09
1966	1966-05-03	1966-09-23
1967	1967-05-21	1967-09-29
1968	1968-06-16	1968-09-26
1969	1969-06-02	1969-09-08
1970	1970-05-16	1970-10-05
1971	1971-06-21	1971-10-09
1972	1972-05-28	1972-09-05
1973	1973-05-14	1973-09-13
1974	1974-06-10	1974-09-26
1975	1975-06-01	1975-10-01
1976	1976-05-13	1976-09-10
1977	1977-04-24	1977-09-14
1978	1978-06-05	1978-09-27
1979	1979-05-22	1979-10-06
1980	1980-05-20	1980-10-07
1981	1981-04-30	1981-09-18
1982	1982-06-15	1982-09-07
1983	1983-05-23	1983-09-25
1984	1984-05-28	1984-09-17
1985	1985-06-12	1985-09-03
1986	1986-05-25	1986-09-08
1987	1987-04-27	1987-10-02
1988	1988-05-12	1988-10-07
1989	1989-06-11	1989-09-28
1990	1990-05-05	1990-09-24
1991	1991-06-09	1991-10-14
1992	1992-05-05	1992-09-30
1993	1993-06-19	1993-10-03
1995	1995-06-24	1995-09-16
1996	1996-06-06	1996-10-09
1998	1998-06-28	1998-09-16

Every Fixed Threshold

Fixed thresholds at Paulina
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	35	84	1967	47
35 C (95 F): Days	34	22	1967	19
40 C (104 F): Days	1	1	1972	1
90 F (32.2 C): Days	35	59	1967	42
100 F (37.8 C): Days	18	6	1981	1
0 C (32 F): Ice days (max	35	62	1985	6
0 C (32 F): Frost days (min	37	233	1986	176
-10 C (14 F): Days with min	37	95	1985	19
-20 C (-4 F): Days with min	29	33	1985	3
-30 C (-22 F): Days with min	9	6	1979	2
20 C (68 F): Tropical nights (min	1	0	n/a	1
10 mm (0.39 in): Days with 10 mm or more rain	40	13	1981	12
25 mm (0.98 in): Days with 25 mm or more rain	18	2	1983	3
50 mm (1.97 in): Days with 50 mm or more rain	4	1	1984	2
10 cm (3.9 in): Days with 10 cm or more snowfall	26	11	1996	6

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1962.

Download the Data

Data for Paulina 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).

Paulina Threshold Days by Year (USC00356500)

Key Facts for Paulina Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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