Watts 5 N Threshold Days by Year (USC00349382)

19 fixed thresholds counted per year at Watts 5 N (USC00349382): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Watts 5 N Thresholds

Watts 5 N: days with 10 mm (0.39 in) or more of precipitation in 25 years, most in 1927 with 51.
Watts 5 N: days with 25 mm (0.98 in) or more of precipitation in 25 years, most in 1927 with 26.
Watts 5 N: days with 50 mm (1.97 in) or more of precipitation in 22 years, most in 1927 with 10.
Watts 5 N: days with a maximum temperature at or above 30 C (86 F) in 19 years, most in 1936 with 120.
19 fixed thresholds have at least one qualifying day at Watts 5 N.

Days at or above 30 C (86 F)

19 years with a qualifying day

Days per year at Watts 5 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 120 in 1936.

Days at or above 30 C (86 F) per year at Watts 5 N
Year	Days	Decade average
1923	91	81.6
1926	101	81.6
1927	61	81.6
1928	74	81.6
1929	81	81.6
1936	120	113
1937	100	113
1938	116	113
1939	116	113
1940	95	99.5
1941	103	99.5
1942	94	99.5
1943	108	99.5
1944	108	99.5
1946	99	99.5
1948	104	99.5
1949	85	99.5
1950	47	82.5
1952	118	82.5

For each year, a bar from the first to the last day at Watts 5 N meeting 30 C (86 F).

First to last qualifying date each year at Watts 5 N
Year	First date	Last date
1923	1923-04-23	1923-09-30
1926	1926-05-08	1926-10-18
1927	1927-04-10	1927-10-24
1928	1928-05-10	1928-10-15
1929	1929-03-24	1929-09-29
1936	1936-04-12	1936-09-26
1937	1937-04-17	1937-10-31
1938	1938-04-18	1938-10-18
1939	1939-04-26	1939-10-24
1940	1940-03-31	1940-10-25
1941	1941-04-12	1941-10-21
1942	1942-05-26	1942-09-23
1943	1943-04-10	1943-09-22
1944	1944-04-21	1944-10-25
1946	1946-03-31	1946-10-08
1948	1948-04-07	1948-09-24
1949	1949-04-24	1949-09-21
1950	1950-06-09	1950-11-01
1952	1952-04-30	1952-10-13

Every Fixed Threshold

Fixed thresholds at Watts 5 N
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	19	120	1936	118
35 C (95 F): Days	18	86	1936	32
40 C (104 F): Days	6	31	1936	1
45 C (113 F): Days	1	3	1936	3
90 F (32.2 C): Days	19	100	1936	74
100 F (37.8 C): Days	15	58	1936	3
110 F (43.3 C): Days	1	4	1936	4
0 C (32 F): Ice days (max	18	12	1940	2
0 C (32 F): Frost days (min	19	116	1948	75
-10 C (14 F): Days with min	19	20	1929	4
-20 C (-4 F): Days with min	7	2	1929	1
20 C (68 F): Tropical nights (min	19	55	1952	55
25 C (77 F): Days with min	3	3	1923	1
10 mm (0.39 in): Days with 10 mm or more rain	25	51	1927	27
25 mm (0.98 in): Days with 25 mm or more rain	25	26	1927	11
50 mm (1.97 in): Days with 50 mm or more rain	22	10	1927	3
100 mm (3.94 in): Days with 100 mm or more rain	4	3	1927	1
10 cm (3.9 in): Days with 10 cm or more snowfall	4	2	1944	1
25 cm (9.8 in): Days with 25 cm or more snowfall	2	1	1937	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1923.

Download the Data

Data for Watts 5 N 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).

Watts 5 N Threshold Days by Year (USC00349382)

Key Facts for Watts 5 N Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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