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Built 2026-10-19 (19 October 2026)

Delta Farms Threshold Days by Year (USC00162334)

12 fixed thresholds counted per year at Delta Farms (USC00162334): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Delta Farms Thresholds

  • Delta Farms: days with 10 mm (0.39 in) or more of precipitation in 23 years, most in 1926 with 56.
  • Delta Farms: days with 25 mm (0.98 in) or more of precipitation in 23 years, most in 1929 with 26.
  • Delta Farms: days with 50 mm (1.97 in) or more of precipitation in 23 years, most in 1922 with 8.
  • Delta Farms: days with a maximum temperature at or above 30 C (86 F) in 19 years, most in 1925 with 153.
  • 12 fixed thresholds have at least one qualifying day at Delta Farms.
19 years with a qualifying day
Days at or above 30 C (86 F) per year at Delta Farms Days per year at Delta Farms with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 153 in 1925. 0501001502001915: 1441916: 1321922: 1391923: 1421924: 1411925: 1531926: 1371927: 1331928: 1251929: 931930: 731931: 1271933: 1521934: 1381935: 1331938: 1351940: 941941: 1351942: 1091915192219241926192819301933193519401942
Days per year at Delta Farms with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 153 in 1925.
Days at or above 30 C (86 F) per year at Delta Farms
YearDaysDecade average
1915144138
1916132138
1922139132.9
1923142132.9
1924141132.9
1925153132.9
1926137132.9
1927133132.9
1928125132.9
192993132.9
193073126.3
1931127126.3
1933152126.3
1934138126.3
1935133126.3
1938135126.3
194094112.7
1941135112.7
1942109112.7
First to last qualifying date each year at Delta Farms For each year, a bar from the first to the last day at Delta Farms meeting 30 C (86 F). 1915: 17 April 1915 to 13 November 19151916: 15 April 1916 to 26 December 19161922: 5 April 1922 to 1 December 19221923: 8 April 1923 to 30 October 19231924: 31 March 1924 to 15 November 19241925: 10 March 1925 to 16 October 19251926: 9 May 1926 to 19 October 19261927: 17 February 1927 to 29 November 19271928: 13 March 1928 to 2 November 19281929: 23 March 1929 to 18 September 19291930: 7 April 1930 to 17 November 19301931: 26 May 1931 to 26 October 19311933: 4 April 1933 to 26 October 19331934: 21 April 1934 to 2 November 19341935: 2 May 1935 to 23 October 19351938: 29 April 1938 to 20 October 19381940: 15 May 1940 to 30 October 19401941: 8 May 1941 to 26 October 19411942: 14 May 1942 to 25 October 19421915192319261929193319381942JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Delta Farms meeting 30 C (86 F).
First to last qualifying date each year at Delta Farms
YearFirst dateLast date
19151915-04-171915-11-13
19161916-04-151916-12-26
19221922-04-051922-12-01
19231923-04-081923-10-30
19241924-03-311924-11-15
19251925-03-101925-10-16
19261926-05-091926-10-19
19271927-02-171927-11-29
19281928-03-131928-11-02
19291929-03-231929-09-18
19301930-04-071930-11-17
19311931-05-261931-10-26
19331933-04-041933-10-26
19341934-04-211934-11-02
19351935-05-021935-10-23
19381938-04-291938-10-20
19401940-05-151940-10-30
19411941-05-081941-10-26
19421942-05-141942-10-25

Every Fixed Threshold

Fixed thresholds at Delta Farms
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days191531925109
35 C (95 F): Days195219245
90 F (32.2 C): Days19107192466
100 F (37.8 C): Days2319241
0 C (32 F): Frost days (min1925191611
20 C (68 F): Tropical nights (min191481927122
25 C (77 F): Days with min1418192313
10 mm (0.39 in): Days with 10 mm or more rain2356192647
25 mm (0.98 in): Days with 25 mm or more rain2326192926
50 mm (1.97 in): Days with 50 mm or more rain23819228
100 mm (3.94 in): Days with 100 mm or more rain14319272
200 mm (7.87 in): Days with 200 mm or more rain4119271

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1915.

Download the Data

  • Data for Delta Farms 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 . Last revised (2025-12-31).