Roberts 3 N Threshold Days by Year (USC00117336)

17 fixed thresholds counted per year at Roberts 3 N (USC00117336): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Roberts 3 N Thresholds

Roberts 3 N: days with 10 mm (0.39 in) or more of precipitation in 56 years, most in 1926 with 44.
Roberts 3 N: days with 25 mm (0.98 in) or more of precipitation in 56 years, most in 1927 with 15.
Roberts 3 N: days with 50 mm (1.97 in) or more of precipitation in 37 years, most in 1926 with 4.
Roberts 3 N: days with a maximum temperature at or above 30 C (86 F) in 19 years, most in 1953 with 75.
17 fixed thresholds have at least one qualifying day at Roberts 3 N.

Days at or above 30 C (86 F)

19 years with a qualifying day

Days per year at Roberts 3 N with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 75 in 1953.

Days at or above 30 C (86 F) per year at Roberts 3 N
Year	Days	Decade average
1949	44	44
1950	28	51.7
1951	30	51.7
1952	65	51.7
1953	75	51.7
1954	66	51.7
1955	61	51.7
1956	52	51.7
1957	45	51.7
1958	24	51.7
1959	71	51.7
1960	42	47.1
1961	49	47.1
1962	42	47.1
1963	55	47.1
1964	63	47.1
1965	38	47.1
1966	53	47.1
1967	35	47.1

For each year, a bar from the first to the last day at Roberts 3 N meeting 30 C (86 F).

First to last qualifying date each year at Roberts 3 N
Year	First date	Last date
1949	1949-05-03	1949-10-09
1950	1950-05-24	1950-10-17
1951	1951-05-01	1951-10-04
1952	1952-05-01	1952-09-30
1953	1953-05-25	1953-10-22
1954	1954-04-25	1954-10-03
1955	1955-05-03	1955-09-19
1956	1956-05-12	1956-09-26
1957	1957-06-05	1957-09-01
1958	1958-04-18	1958-09-24
1959	1959-05-02	1959-09-23
1960	1960-05-15	1960-09-08
1961	1961-06-06	1961-09-22
1962	1962-04-26	1962-10-11
1963	1963-05-08	1963-10-15
1964	1964-05-16	1964-10-16
1965	1965-05-21	1965-09-20
1966	1966-05-27	1966-09-11
1967	1967-05-25	1967-10-04

Every Fixed Threshold

Fixed thresholds at Roberts 3 N
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	19	75	1953	35
35 C (95 F): Days	13	23	1954	2
40 C (104 F): Days	1	1	1954	1
90 F (32.2 C): Days	19	54	1953	19
100 F (37.8 C): Days	3	7	1954	7
0 C (32 F): Ice days (max	19	65	1960	32
0 C (32 F): Frost days (min	19	142	1950	126
-10 C (14 F): Days with min	19	56	1963	33
-20 C (-4 F): Days with min	14	26	1963	7
20 C (68 F): Tropical nights (min	19	35	1949	7
25 C (77 F): Days with min	2	2	1955	2
10 mm (0.39 in): Days with 10 mm or more rain	56	44	1926	30
25 mm (0.98 in): Days with 25 mm or more rain	56	15	1927	6
50 mm (1.97 in): Days with 50 mm or more rain	37	4	1926	3
100 mm (3.94 in): Days with 100 mm or more rain	3	1	1927	1
10 cm (3.9 in): Days with 10 cm or more snowfall	12	2	1950	1
25 cm (9.8 in): Days with 25 cm or more snowfall	1	1	1951	1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

Data for Roberts 3 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).

Roberts 3 N Threshold Days by Year (USC00117336)

Key Facts for Roberts 3 N Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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