Tyler Threshold Days by Year (USC00218429)

19 fixed thresholds counted per year at Tyler (USC00218429): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Tyler Thresholds

Tyler: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1995 with 38.
Tyler: days with 25 mm (0.98 in) or more of precipitation in 56 years, most in 2001 with 11.
Tyler: days with 10 cm (3.9 in) or more of snowfall in 41 years, most in 1989 with 7.
Tyler: days with 50 mm (1.97 in) or more of precipitation in 36 years, most in 1993 with 5.
19 fixed thresholds have at least one qualifying day at Tyler.

Days at or above 30 C (86 F)

20 years with a qualifying day

Days per year at Tyler with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 53 in 1988.

Days at or above 30 C (86 F) per year at Tyler
Year	Days	Decade average
1920	33	33
1972	23	28.8
1973	29	28.8
1974	30	28.8
1975	35	28.8
1976	48	28.8
1977	19	28.8
1978	33	28.8
1979	13	28.8
1980	34	31.7
1981	20	31.7
1982	14	31.7
1983	43	31.7
1984	19	31.7
1986	20	31.7
1987	50	31.7
1988	53	31.7
1989	32	31.7
1990	34	29
1991	24	29

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

First to last qualifying date each year at Tyler
Year	First date	Last date
1920	1920-06-08	1920-09-25
1972	1972-05-18	1972-09-20
1973	1973-06-08	1973-08-31
1974	1974-06-04	1974-09-27
1975	1975-05-20	1975-09-03
1976	1976-06-06	1976-09-13
1977	1977-05-15	1977-07-25
1978	1978-05-20	1978-09-12
1979	1979-05-29	1979-09-01
1980	1980-04-21	1980-09-09
1981	1981-06-08	1981-09-11
1982	1982-06-29	1982-08-20
1983	1983-06-11	1983-09-27
1984	1984-07-09	1984-09-20
1986	1986-05-31	1986-08-16
1987	1987-04-18	1987-09-30
1988	1988-05-12	1988-09-17
1989	1989-05-23	1989-09-19
1990	1990-04-22	1990-09-14
1991	1991-04-06	1991-09-06

Every Fixed Threshold

Fixed thresholds at Tyler
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	20	53	1988	24
35 C (95 F): Days	17	17	1988	2
40 C (104 F): Days	1	2	1988	2
90 F (32.2 C): Days	20	31	1988	5
100 F (37.8 C): Days	5	7	1988	1
0 C (32 F): Ice days (max	20	110	1975	71
0 C (32 F): Frost days (min	20	188	1972	159
-10 C (14 F): Days with min	20	96	1978	59
-20 C (-4 F): Days with min	20	47	1978	18
-30 C (-22 F): Days with min	13	6	1983	3
20 C (68 F): Tropical nights (min	20	24	1983	9
25 C (77 F): Days with min	1	3	1988	3
10 mm (0.39 in): Days with 10 mm or more rain	56	38	1995	27
25 mm (0.98 in): Days with 25 mm or more rain	56	11	2001	9
50 mm (1.97 in): Days with 50 mm or more rain	36	5	1993	1
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1956	1
200 mm (7.87 in): Days with 200 mm or more rain	1	1	1957	1
10 cm (3.9 in): Days with 10 cm or more snowfall	41	7	1989	5
25 cm (9.8 in): Days with 25 cm or more snowfall	8	2	1998	2

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1920.

Download the Data

Data for Tyler 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).

Tyler Threshold Days by Year (USC00218429)

Key Facts for Tyler Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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