Monroe #2 Threshold Days by Year

14 fixed thresholds counted per year at Monroe #2 (USC00166308): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Monroe #2 Thresholds

Monroe #2: days with 10 mm (0.39 in) or more of precipitation in 43 years, most in 1912 with 57.
Monroe #2: days with 25 mm (0.98 in) or more of precipitation in 43 years, most in 1923 with 29.
Monroe #2: days with 50 mm (1.97 in) or more of precipitation in 43 years, most in 1920 with 14.
Monroe #2: days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 1911 with 164.
14 fixed thresholds have at least one qualifying day at Monroe #2.

Days at or above 30 C (86 F)

29 years with a qualifying day

Days per year at Monroe #2 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 164 in 1911.

Days at or above 30 C (86 F) per year at Monroe #2
Year	Days	Decade average
1894	129	134
1895	132	134
1896	141	134
1902	120	128
1903	120	128
1904	140	128
1907	132	128
1908	128	128
1910	154	140.8
1911	164	140.8
1912	130	140.8
1914	132	140.8
1915	136	140.8
1916	144	140.8
1918	144	140.8
1919	122	140.8
1920	138	136.1
1922	141	136.1
1923	118	136.1
1924	132	136.1
1926	139	136.1
1927	152	136.1
1928	133	136.1
1930	142	149.7
1931	146	149.7
1932	136	149.7
1934	158	149.7
1935	158	149.7
1936	158	149.7

For each year, a bar from the first to the last day at Monroe #2 meeting 30 C (86 F).

First to last qualifying date each year at Monroe #2
Year	First date	Last date
1894	1894-04-15	1894-10-24
1895	1895-04-29	1895-10-07
1896	1896-04-22	1896-09-22
1902	1902-04-19	1902-10-26
1903	1903-04-08	1903-10-27
1904	1904-03-12	1904-10-21
1907	1907-03-19	1907-10-24
1908	1908-03-16	1908-12-17
1910	1910-03-03	1910-10-26
1911	1911-01-31	1911-10-15
1912	1912-04-27	1912-10-11
1914	1914-04-17	1914-11-06
1915	1915-04-17	1915-10-29
1916	1916-03-21	1916-11-13
1918	1918-02-25	1918-10-07
1919	1919-04-08	1919-10-27
1920	1920-03-27	1920-10-22
1922	1922-04-06	1922-11-05
1923	1923-04-22	1923-10-14
1924	1924-04-15	1924-11-12
1926	1926-04-23	1926-10-19
1927	1927-03-18	1927-11-08
1928	1928-03-25	1928-10-27
1930	1930-04-03	1930-10-16
1931	1931-04-15	1931-11-04
1932	1932-02-09	1932-10-25
1934	1934-04-03	1934-11-10
1935	1935-03-20	1935-11-10
1936	1936-03-15	1936-11-02

Every Fixed Threshold

Fixed thresholds at Monroe #2
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	29	164	1911	158
35 C (95 F): Days	29	87	1936	87
40 C (104 F): Days	6	8	1918	5
90 F (32.2 C): Days	29	128	1911	123
100 F (37.8 C): Days	26	38	1924	34
0 C (32 F): Ice days (max	14	3	1895	2
0 C (32 F): Frost days (min	29	53	1902	35
-10 C (14 F): Days with min	9	3	1918	1
20 C (68 F): Tropical nights (min	29	134	1896	109
25 C (77 F): Days with min	23	29	1896	6
10 mm (0.39 in): Days with 10 mm or more rain	43	57	1912	46
25 mm (0.98 in): Days with 25 mm or more rain	43	29	1923	22
50 mm (1.97 in): Days with 50 mm or more rain	43	14	1920	8
100 mm (3.94 in): Days with 100 mm or more rain	11	2	1904	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

Data for Monroe #2 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).

Monroe #2 Threshold Days by Year

Key Facts for Monroe #2 Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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