Boardman Threshold Days by Year (USC00350858)

15 fixed thresholds counted per year at Boardman (USC00350858): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Boardman Thresholds

Boardman: days with a maximum temperature at or above 30 C (86 F) in 51 years, most in 2023 with 92.
Boardman: days with a maximum temperature at or above 35 C (95 F) in 51 years, most in 2021 with 51.
Boardman: days with a maximum temperature at or above 90 F (32.2 C) in 51 years, most in 2024 with 72.
Boardman: days with a maximum temperature at or below 0 C (32 F) in 50 years, most in 1985 with 55.
15 fixed thresholds have at least one qualifying day at Boardman.

Days at or above 30 C (86 F)

51 years with a qualifying day

Days per year at Boardman with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 92 in 2023.

Days at or above 30 C (86 F) per year at Boardman
Year	Days	Decade average
1972	64	59.6
1973	66	59.6
1974	62	59.6
1975	55	59.6
1976	41	59.6
1977	66	59.6
1978	53	59.6
1979	70	59.6
1980	65	66.5
1981	65	66.5
1982	69	66.5
1983	57	66.5
1984	70	66.5
1985	72	66.5
1986	74	66.5
1987	77	66.5
1988	61	66.5
1989	55	66.5
1990	63	58
1991	62	58
1992	62	58
1993	46	58
1994	68	58
1997	39	58
1998	70	58
1999	54	58
2000	53	68.4
2001	65	68.4
2002	63	68.4
2003	83	68.4
2004	65	68.4
2005	68	68.4
2006	74	68.4
2007	72	68.4
2008	61	68.4
2009	80	68.4
2010	52	68.8
2011	62	68.8
2012	64	68.8
2013	86	68.8
2014	78	68.8
2016	60	68.8
2018	73	68.8
2019	75	68.8
2020	75	82.7
2021	85	82.7
2022	69	82.7
2023	92	82.7
2024	91	82.7
2025	88	82.7
2026	79	82.7

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

First to last qualifying date each year at Boardman
Year	First date	Last date
1972	1972-05-14	1972-09-16
1973	1973-05-14	1973-09-13
1974	1974-06-11	1974-09-26
1975	1975-05-30	1975-09-16
1976	1976-05-09	1976-09-29
1977	1977-04-08	1977-09-05
1978	1978-05-21	1978-09-04
1979	1979-05-22	1979-09-21
1980	1980-04-27	1980-10-06
1981	1981-04-30	1981-09-19
1982	1982-05-24	1982-09-09
1983	1983-05-21	1983-09-06
1984	1984-05-30	1984-09-20
1985	1985-05-17	1985-08-31
1986	1986-04-22	1986-08-31
1987	1987-04-28	1987-09-24
1988	1988-05-12	1988-09-15
1989	1989-06-02	1989-09-28
1990	1990-05-06	1990-09-26
1991	1991-06-11	1991-10-02
1992	1992-05-05	1992-09-23
1993	1993-05-11	1993-09-11
1994	1994-05-08	1994-09-29
1997	1997-05-13	1997-09-26
1998	1998-04-30	1998-09-17
1999	1999-05-24	1999-09-24
2000	2000-05-22	2000-09-21
2001	2001-05-13	2001-09-25
2002	2002-06-14	2002-09-20
2003	2003-05-24	2003-09-28
2004	2004-06-04	2004-09-10
2005	2005-05-27	2005-09-29
2006	2006-05-17	2006-09-29
2007	2007-05-09	2007-09-15
2008	2008-05-17	2008-09-18
2009	2009-05-18	2009-09-27
2010	2010-06-14	2010-09-29
2011	2011-06-23	2011-09-24
2012	2012-04-24	2012-09-30
2013	2013-04-27	2013-09-16
2014	2014-05-03	2014-10-08
2016	2016-05-03	2016-09-18
2018	2018-05-15	2018-09-08
2019	2019-05-12	2019-09-09
2020	2020-05-29	2020-10-05
2021	2021-04-19	2021-09-27
2022	2022-06-10	2022-10-11
2023	2023-05-04	2023-09-18
2024	2024-05-10	2024-09-26
2025	2025-05-26	2025-09-25
2026	2026-05-03	2026-08-29

Every Fixed Threshold

Fixed thresholds at Boardman
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	51	92	2023	79
35 C (95 F): Days	51	51	2021	30
40 C (104 F): Days	32	17	2024	2
45 C (113 F): Days	2	2	2021	1
90 F (32.2 C): Days	51	72	2024	59
100 F (37.8 C): Days	47	27	2021	2
110 F (43.3 C): Days	3	4	2021	2
0 C (32 F): Ice days (max	50	55	1985	3
0 C (32 F): Frost days (min	46	131	1985	47
-10 C (14 F): Days with min	40	22	1979	3
-20 C (-4 F): Days with min	10	6	1972	1
20 C (68 F): Tropical nights (min	40	16	2021	2
10 mm (0.39 in): Days with 10 mm or more rain	49	9	1982	4
25 mm (0.98 in): Days with 25 mm or more rain	6	1	1972	1
10 cm (3.9 in): Days with 10 cm or more snowfall	8	4	1993	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1972.

Download the Data

Data for Boardman 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 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Boardman Threshold Days by Year (USC00350858)

Key Facts for Boardman Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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