Shalalth Threshold Days by Year (CA001117215)

16 fixed thresholds counted per year at Shalalth (CA001117215): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Shalalth Thresholds

Shalalth: days with a maximum temperature at or above 30 C (86 F) in 18 years, most in 1967 with 47.
Shalalth: days with a maximum temperature at or above 90 F (32.2 C) in 18 years, most in 1970 with 31.
Shalalth: days with a maximum temperature at or below 0 C (32 F) in 18 years, most in 1972 with 42.
Shalalth: days with 10 mm (0.39 in) or more of precipitation in 18 years, most in 1964 with 20.
16 fixed thresholds have at least one qualifying day at Shalalth.

Days at or above 30 C (86 F)

18 years with a qualifying day

Days per year at Shalalth with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 47 in 1967.

Days at or above 30 C (86 F) per year at Shalalth
Year	Days	Decade average
1964	12	27.2
1965	31	27.2
1966	10	27.2
1967	47	27.2
1968	26	27.2
1969	37	27.2
1970	45	31.5
1971	34	31.5
1972	34	31.5
1973	31	31.5
1974	30	31.5
1975	22	31.5
1976	4	31.5
1977	35	31.5
1978	40	31.5
1979	40	31.5
1982	27	21.5
1983	16	21.5

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

First to last qualifying date each year at Shalalth
Year	First date	Last date
1964	1964-06-10	1964-08-22
1965	1965-06-05	1965-08-22
1966	1966-07-27	1966-09-06
1967	1967-06-02	1967-09-17
1968	1968-06-23	1968-08-11
1969	1969-05-21	1969-09-11
1970	1970-06-01	1970-08-31
1971	1971-05-28	1971-08-28
1972	1972-05-28	1972-09-04
1973	1973-06-21	1973-09-11
1974	1974-06-12	1974-09-25
1975	1975-06-01	1975-09-14
1976	1976-07-05	1976-07-25
1977	1977-06-06	1977-08-21
1978	1978-06-02	1978-08-10
1979	1979-06-01	1979-09-16
1982	1982-06-11	1982-08-26
1983	1983-05-24	1983-08-13

Every Fixed Threshold

Fixed thresholds at Shalalth
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	18	47	1967	16
35 C (95 F): Days	16	17	1971	1
40 C (104 F): Days	2	2	1971	1
90 F (32.2 C): Days	18	31	1970	5
100 F (37.8 C): Days	9	12	1971	2
0 C (32 F): Ice days (max	18	42	1972	27
0 C (32 F): Frost days (min	17	116	1982	83
-10 C (14 F): Days with min	17	29	1972	12
-20 C (-4 F): Days with min	8	9	1969	1
20 C (68 F): Tropical nights (min	12	9	1978	1
25 C (77 F): Days with min	2	1	1978	1
10 mm (0.39 in): Days with 10 mm or more rain	18	20	1964	16
25 mm (0.98 in): Days with 25 mm or more rain	14	4	1974	4
50 mm (1.97 in): Days with 50 mm or more rain	1	1	1968	1
10 cm (3.9 in): Days with 10 cm or more snowfall	16	8	1971	1
25 cm (9.8 in): Days with 25 cm or more snowfall	7	3	1974	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1964.

Download the Data

Data for Shalalth 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Shalalth Threshold Days by Year (CA001117215)

Key Facts for Shalalth Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

Related