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Data as of 2025-12-31
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Built 2026-10-18 (18 October 2026)

Balfour Threshold Days by Year

3 fixed thresholds counted per year at Balfour (ASN00097037): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Balfour Thresholds

  • Balfour: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1915 with 94.
  • Balfour: days with 25 mm (0.98 in) or more of precipitation in 28 years, most in 1929 with 25.
  • Balfour: days with 50 mm (1.97 in) or more of precipitation in 13 years, most in 1929 with 3.
  • 3 fixed thresholds have at least one qualifying day at Balfour.
28 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Balfour Days per year at Balfour with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 94 in 1915. 02550751001910: 831912: 761913: 851914: 551915: 941916: 691917: 901918: 601919: 521920: 721921: 741922: 751923: 851924: 731925: 491926: 921927: 731928: 911929: 831931: 851932: 681933: 541934: 531935: 741936: 791939: 881941: 671993: 661910191419171920192319261929193319361993
Days per year at Balfour with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 94 in 1915.
Days with 10 mm (0.39 in) or more of precipitation per year at Balfour
YearDaysDecade average
19108373.8
19127673.8
19138573.8
19145573.8
19159473.8
19166973.8
19179073.8
19186073.8
19195273.8
19207276.7
19217476.7
19227576.7
19238576.7
19247376.7
19254976.7
19269276.7
19277376.7
19289176.7
19298376.7
19318571.6
19326871.6
19335471.6
19345371.6
19357471.6
19367971.6
19398871.6
19416767
19936666
First to last qualifying date each year at Balfour For each year, a bar from the first to the last day at Balfour meeting 10 mm (0.39 in). 1910: 10 January 1910 to 27 December 19101912: 8 February 1912 to 24 December 19121913: 3 January 1913 to 27 December 19131914: 11 January 1914 to 26 December 19141915: 20 January 1915 to 15 December 19151916: 11 January 1916 to 29 December 19161917: 3 January 1917 to 30 December 19171918: 15 January 1918 to 26 December 19181919: 7 January 1919 to 27 December 19191920: 28 February 1920 to 18 December 19201921: 2 January 1921 to 7 December 19211922: 15 January 1922 to 30 December 19221923: 6 January 1923 to 7 December 19231924: 5 January 1924 to 2 December 19241925: 22 January 1925 to 25 December 19251926: 14 January 1926 to 22 December 19261927: 18 January 1927 to 31 December 19271928: 1 January 1928 to 15 December 19281929: 9 January 1929 to 29 December 19291931: 3 January 1931 to 14 December 19311932: 9 January 1932 to 28 December 19321933: 1 January 1933 to 1 December 19331934: 9 January 1934 to 29 December 19341935: 5 January 1935 to 12 December 19351936: 21 January 1936 to 24 December 19361939: 3 February 1939 to 24 December 19391941: 24 January 1941 to 4 December 19411993: 3 January 1993 to 26 December 19931910191519191923192719321936JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Balfour meeting 10 mm (0.39 in).
First to last qualifying date each year at Balfour
YearFirst dateLast date
19101910-01-101910-12-27
19121912-02-081912-12-24
19131913-01-031913-12-27
19141914-01-111914-12-26
19151915-01-201915-12-15
19161916-01-111916-12-29
19171917-01-031917-12-30
19181918-01-151918-12-26
19191919-01-071919-12-27
19201920-02-281920-12-18
19211921-01-021921-12-07
19221922-01-151922-12-30
19231923-01-061923-12-07
19241924-01-051924-12-02
19251925-01-221925-12-25
19261926-01-141926-12-22
19271927-01-181927-12-31
19281928-01-011928-12-15
19291929-01-091929-12-29
19311931-01-031931-12-14
19321932-01-091932-12-28
19331933-01-011933-12-01
19341934-01-091934-12-29
19351935-01-051935-12-12
19361936-01-211936-12-24
19391939-02-031939-12-24
19411941-01-241941-12-04
19931993-01-031993-12-26

Every Fixed Threshold

Fixed thresholds at Balfour
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2894191566
25 mm (0.98 in): Days with 25 mm or more rain2825192912
50 mm (1.97 in): Days with 50 mm or more rain13319291

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1910.

Download the Data

  • Data for Balfour 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 2026-10-16 (16 October 2026). Threshold counts are computed by this site.

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