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Built 2026-10-19 (19 October 2026)

Manfred Threshold Days by Year (USC00325492)

16 fixed thresholds counted per year at Manfred (USC00325492): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Manfred Thresholds

  • Manfred: days with 10 mm (0.39 in) or more of precipitation in 30 years, most in 1927 with 19.
  • Manfred: nights with a minimum temperature at or below 0 C (32 F) in 24 years, most in 1907 with 225.
  • Manfred: nights with a minimum temperature at or below -10 C (14 F) in 24 years, most in 1919 with 121.
  • Manfred: nights with a minimum temperature at or below -20 C (-4 F) in 24 years, most in 1916 with 68.
  • 16 fixed thresholds have at least one qualifying day at Manfred.
23 years with a qualifying day
Days at or above 30 C (86 F) per year at Manfred Days per year at Manfred with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 34 in 1917. 0102030401904: 111905: 171907: 141908: 161909: 241910: 331911: 201912: 141913: 311914: 331915: 151916: 261917: 341918: 161919: 311920: 221921: 271922: 311923: 161924: 71925: 221926: 201927: 619041908191119141917192019231926
Days per year at Manfred with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 34 in 1917.
Days at or above 30 C (86 F) per year at Manfred
YearDaysDecade average
19041116.4
19051716.4
19071416.4
19081616.4
19092416.4
19103325.3
19112025.3
19121425.3
19133125.3
19143325.3
19151525.3
19162625.3
19173425.3
19181625.3
19193125.3
19202218.9
19212718.9
19223118.9
19231618.9
1924718.9
19252218.9
19262018.9
1927618.9
First to last qualifying date each year at Manfred For each year, a bar from the first to the last day at Manfred meeting 30 C (86 F). 1904: 16 June 1904 to 26 August 19041905: 8 July 1905 to 29 September 19051907: 21 June 1907 to 22 August 19071908: 13 April 1908 to 16 September 19081909: 18 June 1909 to 6 October 19091910: 27 April 1910 to 20 August 19101911: 27 April 1911 to 14 August 19111912: 23 June 1912 to 4 September 19121913: 15 April 1913 to 9 September 19131914: 27 May 1914 to 1 October 19141915: 14 April 1915 to 5 September 19151916: 5 July 1916 to 3 September 19161917: 15 May 1917 to 23 September 19171918: 4 May 1918 to 18 August 19181919: 27 May 1919 to 12 September 19191920: 7 June 1920 to 7 October 19201921: 21 May 1921 to 3 September 19211922: 4 June 1922 to 1 October 19221923: 1 June 1923 to 3 September 19231924: 10 July 1924 to 29 August 19241925: 19 May 1925 to 3 September 19251926: 28 April 1926 to 26 August 19261927: 27 June 1927 to 13 September 192719041908191119141917192019231926JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Manfred meeting 30 C (86 F).
First to last qualifying date each year at Manfred
YearFirst dateLast date
19041904-06-161904-08-26
19051905-07-081905-09-29
19071907-06-211907-08-22
19081908-04-131908-09-16
19091909-06-181909-10-06
19101910-04-271910-08-20
19111911-04-271911-08-14
19121912-06-231912-09-04
19131913-04-151913-09-09
19141914-05-271914-10-01
19151915-04-141915-09-05
19161916-07-051916-09-03
19171917-05-151917-09-23
19181918-05-041918-08-18
19191919-05-271919-09-12
19201920-06-071920-10-07
19211921-05-211921-09-03
19221922-06-041922-10-01
19231923-06-011923-09-03
19241924-07-101924-08-29
19251925-05-191925-09-03
19261926-04-281926-08-26
19271927-06-271927-09-13

Every Fixed Threshold

Fixed thresholds at Manfred
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days233419176
35 C (95 F): Days191119104
40 C (104 F): Days2119101
90 F (32.2 C): Days222319109
100 F (37.8 C): Days8319102
0 C (32 F): Ice days (max23125191996
0 C (32 F): Frost days (min242251907182
-10 C (14 F): Days with min24121191994
-20 C (-4 F): Days with min2468191640
-30 C (-22 F): Days with min242219163
-40 C (-40 F): Days with min7319161
20 C (68 F): Tropical nights (min19819162
25 C (77 F): Days with min1219172
10 mm (0.39 in): Days with 10 mm or more rain3019192716
25 mm (0.98 in): Days with 25 mm or more rain24619212
50 mm (1.97 in): Days with 50 mm or more rain11119081

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1904.

Download the Data

  • Data for Manfred 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).