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Built 2026-10-15 (15 October 2026)

Pollock Forest Nursery Threshold Days by Year

17 fixed thresholds counted per year at Pollock Forest Nursery (USC00167421): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pollock Forest Nursery Thresholds

  • Pollock Forest Nursery: days with 10 mm (0.39 in) or more of precipitation in 29 years, most in 1961 with 65.
  • Pollock Forest Nursery: days with 25 mm (0.98 in) or more of precipitation in 29 years, most in 1961 with 31.
  • Pollock Forest Nursery: days with a maximum temperature at or above 30 C (86 F) in 28 years, most in 1963 with 173.
  • Pollock Forest Nursery: days with a maximum temperature at or above 90 F (32.2 C) in 28 years, most in 1954 with 125.
  • 17 fixed thresholds have at least one qualifying day at Pollock Forest Nursery.
28 years with a qualifying day
Days at or above 30 C (86 F) per year at Pollock Forest Nursery Days per year at Pollock Forest Nursery with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 173 in 1963. 0501001502001936: 1401937: 1431938: 1331939: 1451940: 1001941: 1401942: 1201943: 1331944: 1251947: 1371948: 1411949: 1271950: 1221951: 1351952: 1411953: 1491954: 1351955: 1511956: 1511957: 1161958: 1261959: 1391960: 1391961: 1071962: 1471963: 1731964: 1291965: 1411936193919421947195019531956195919621965
Days per year at Pollock Forest Nursery with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 173 in 1963.
Days at or above 30 C (86 F) per year at Pollock Forest Nursery
YearDaysDecade average
1936140140.3
1937143140.3
1938133140.3
1939145140.3
1940100127.9
1941140127.9
1942120127.9
1943133127.9
1944125127.9
1947137127.9
1948141127.9
1949127127.9
1950122136.5
1951135136.5
1952141136.5
1953149136.5
1954135136.5
1955151136.5
1956151136.5
1957116136.5
1958126136.5
1959139136.5
1960139139.3
1961107139.3
1962147139.3
1963173139.3
1964129139.3
1965141139.3
First to last qualifying date each year at Pollock Forest Nursery For each year, a bar from the first to the last day at Pollock Forest Nursery meeting 30 C (86 F). 1936: 24 March 1936 to 2 November 19361937: 17 April 1937 to 31 October 19371938: 29 April 1938 to 17 October 19381939: 10 May 1939 to 27 October 19391940: 4 April 1940 to 20 October 19401941: 13 April 1941 to 24 October 19411942: 19 May 1942 to 22 October 19421943: 5 April 1943 to 21 October 19431944: 26 April 1944 to 21 October 19441947: 30 April 1947 to 20 October 19471948: 8 April 1948 to 5 November 19481949: 4 May 1949 to 21 October 19491950: 30 April 1950 to 29 October 19501951: 30 April 1951 to 31 October 19511952: 30 April 1952 to 27 October 19521953: 18 March 1953 to 22 October 19531954: 7 April 1954 to 14 October 19541955: 11 March 1955 to 11 October 19551956: 15 April 1956 to 18 October 19561957: 21 April 1957 to 22 September 19571958: 23 April 1958 to 10 October 19581959: 29 April 1959 to 12 October 19591960: 6 April 1960 to 10 October 19601961: 28 April 1961 to 11 October 19611962: 30 April 1962 to 20 October 19621963: 12 March 1963 to 28 October 19631964: 19 April 1964 to 25 September 19641965: 9 April 1965 to 25 November 19651936194019441950195419581962JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pollock Forest Nursery meeting 30 C (86 F).
First to last qualifying date each year at Pollock Forest Nursery
YearFirst dateLast date
19361936-03-241936-11-02
19371937-04-171937-10-31
19381938-04-291938-10-17
19391939-05-101939-10-27
19401940-04-041940-10-20
19411941-04-131941-10-24
19421942-05-191942-10-22
19431943-04-051943-10-21
19441944-04-261944-10-21
19471947-04-301947-10-20
19481948-04-081948-11-05
19491949-05-041949-10-21
19501950-04-301950-10-29
19511951-04-301951-10-31
19521952-04-301952-10-27
19531953-03-181953-10-22
19541954-04-071954-10-14
19551955-03-111955-10-11
19561956-04-151956-10-18
19571957-04-211957-09-22
19581958-04-231958-10-10
19591959-04-291959-10-12
19601960-04-061960-10-10
19611961-04-281961-10-11
19621962-04-301962-10-20
19631963-03-121963-10-28
19641964-04-191964-09-25
19651965-04-091965-11-25

Every Fixed Threshold

Fixed thresholds at Pollock Forest Nursery
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days281731963141
35 C (95 F): Days2780195425
40 C (104 F): Days7519472
90 F (32.2 C): Days28125195497
100 F (37.8 C): Days141919542
0 C (32 F): Ice days (max8619482
0 C (32 F): Frost days (min2856194834
-10 C (14 F): Days with min11519402
20 C (68 F): Tropical nights (min28106195874
25 C (77 F): Days with min9319431
10 mm (0.39 in): Days with 10 mm or more rain2965196133
25 mm (0.98 in): Days with 25 mm or more rain2931196118
50 mm (1.97 in): Days with 50 mm or more rain28919406
100 mm (3.94 in): Days with 100 mm or more rain16319471
200 mm (7.87 in): Days with 200 mm or more rain1219532
10 cm (3.9 in): Days with 10 cm or more snowfall3119481
25 cm (9.8 in): Days with 25 cm or more snowfall1119601

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1936.

Download the Data

  • Data for Pollock Forest Nursery 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 2026-10-14 (14 October 2026). Threshold counts are computed by this site.

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