Balch Pwr House Threshold Days by Year (USC00040449)

15 fixed thresholds counted per year at Balch Pwr House (USC00040449): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Balch Pwr House Thresholds

Balch Pwr House: days with 10 mm (0.39 in) or more of precipitation in 62 years, most in 1983 with 45.
Balch Pwr House: days with 25 mm (0.98 in) or more of precipitation in 61 years, most in 1983 with 20.
Balch Pwr House: days with 50 mm (1.97 in) or more of precipitation in 51 years, most in 1969 with 7.
Balch Pwr House: nights with a minimum temperature at or below 0 C (32 F) in 40 years, most in 1990 with 31.
15 fixed thresholds have at least one qualifying day at Balch Pwr House.

Days at or above 30 C (86 F)

34 years with a qualifying day

Days per year at Balch Pwr House with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 129 in 1992.

Days at or above 30 C (86 F) per year at Balch Pwr House
Year	Days	Decade average
1963	92	95.9
1964	109	95.9
1965	90	95.9
1966	108	95.9
1967	86	95.9
1968	106	95.9
1969	80	95.9
1970	122	103.8
1971	106	103.8
1972	105	103.8
1973	104	103.8
1974	115	103.8
1975	114	103.8
1976	87	103.8
1977	105	103.8
1978	76	103.8
1980	93	92.7
1981	109	92.7
1982	71	92.7
1983	59	92.7
1986	88	92.7
1987	112	92.7
1988	117	92.7
1990	108	118.5
1992	129	118.5
2002	111	119
2003	127	119
2012	106	97.8
2013	104	97.8
2014	109	97.8
2017	90	97.8
2018	102	97.8
2019	76	97.8
2020	116	116

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

First to last qualifying date each year at Balch Pwr House
Year	First date	Last date
1963	1963-05-17	1963-10-04
1964	1964-05-12	1964-10-21
1965	1965-04-27	1965-10-23
1966	1966-05-02	1966-10-11
1967	1967-05-23	1967-10-20
1968	1968-05-27	1968-10-27
1969	1969-07-03	1969-10-01
1970	1970-05-15	1970-10-12
1971	1971-04-05	1971-10-14
1972	1972-05-03	1972-09-22
1973	1973-04-26	1973-10-17
1974	1974-05-08	1974-10-18
1975	1975-05-13	1975-10-06
1976	1976-05-12	1976-10-10
1977	1977-04-07	1977-10-17
1978	1978-07-06	1978-10-15
1980	1980-06-16	1980-10-10
1981	1981-04-29	1981-09-21
1982	1982-05-24	1982-09-23
1983	1983-07-13	1983-09-22
1986	1986-05-19	1986-09-11
1987	1987-04-22	1987-10-07
1988	1988-04-12	1988-10-24
1990	1990-05-04	1990-10-28
1992	1992-04-25	1992-10-14
2002	2002-05-26	2002-10-10
2003	2003-05-21	2003-10-28
2012	2012-04-21	2012-10-18
2013	2013-05-11	2013-09-21
2014	2014-05-15	2014-10-14
2017	2017-06-04	2017-10-25
2018	2018-05-28	2018-09-30
2019	2019-06-12	2019-10-22
2020	2020-05-09	2020-10-19

Every Fixed Threshold

Fixed thresholds at Balch Pwr House
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	34	129	1992	116
35 C (95 F): Days	34	67	2003	48
40 C (104 F): Days	18	6	1972	5
90 F (32.2 C): Days	34	108	2003	97
100 F (37.8 C): Days	32	27	2003	10
110 F (43.3 C): Days	1	1	2020	1
0 C (32 F): Ice days (max	1	1	1990	1
0 C (32 F): Frost days (min	40	31	1990	7
20 C (68 F): Tropical nights (min	40	68	2020	68
25 C (77 F): Days with min	24	17	2017	7
10 mm (0.39 in): Days with 10 mm or more rain	62	45	1983	10
25 mm (0.98 in): Days with 25 mm or more rain	61	20	1983	1
50 mm (1.97 in): Days with 50 mm or more rain	51	7	1969	1
100 mm (3.94 in): Days with 100 mm or more rain	11	2	1950	1
10 cm (3.9 in): Days with 10 cm or more snowfall	1	0	n/a	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1963.

Download the Data

Data for Balch Pwr House 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).

Balch Pwr House Threshold Days by Year (USC00040449)

Key Facts for Balch Pwr House Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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