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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Alaga Threshold Days by Year (USC00010125)

5 fixed thresholds counted per year at Alaga (USC00010125): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Alaga Thresholds

  • Alaga: days with 10 mm (0.39 in) or more of precipitation in 27 years, most in 1905 with 56.
  • Alaga: days with 25 mm (0.98 in) or more of precipitation in 27 years, most in 1934 with 29.
  • Alaga: days with 50 mm (1.97 in) or more of precipitation in 27 years, most in 1906 with 12.
  • Alaga: days with 100 mm (3.94 in) or more of precipitation in 10 years, most in 1912 with 3.
  • 5 fixed thresholds have at least one qualifying day at Alaga.
27 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Alaga Days per year at Alaga with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1905. 02040601905: 561906: 431907: 391908: 361909: 361910: 421911: 431912: 511913: 411914: 391915: 371916: 401917: 411918: 421919: 461920: 481921: 311922: 461923: 511924: 481925: 341926: 491929: 431930: 461932: 541933: 421934: 48190519081911191419171920192319261932
Days per year at Alaga with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 56 in 1905.
Days with 10 mm (0.39 in) or more of precipitation per year at Alaga
YearDaysDecade average
19055642
19064342
19073942
19083642
19093642
19104242.2
19114342.2
19125142.2
19134142.2
19143942.2
19153742.2
19164042.2
19174142.2
19184242.2
19194642.2
19204843.8
19213143.8
19224643.8
19235143.8
19244843.8
19253443.8
19264943.8
19294343.8
19304647.5
19325447.5
19334247.5
19344847.5
First to last qualifying date each year at Alaga For each year, a bar from the first to the last day at Alaga meeting 10 mm (0.39 in). 1905: 6 January 1905 to 29 December 19051906: 3 January 1906 to 31 December 19061907: 20 January 1907 to 29 November 19071908: 7 January 1908 to 22 December 19081909: 13 January 1909 to 25 December 19091910: 7 January 1910 to 30 December 19101911: 3 January 1911 to 23 December 19111912: 1 January 1912 to 31 December 19121913: 1 January 1913 to 25 December 19131914: 3 January 1914 to 30 December 19141915: 12 January 1915 to 18 December 19151916: 13 January 1916 to 30 December 19161917: 6 January 1917 to 29 November 19171918: 6 January 1918 to 24 December 19181919: 2 January 1919 to 10 December 19191920: 7 January 1920 to 27 December 19201921: 4 January 1921 to 18 December 19211922: 8 January 1922 to 28 December 19221923: 1 January 1923 to 23 December 19231924: 4 January 1924 to 31 December 19241925: 11 January 1925 to 21 December 19251926: 4 January 1926 to 16 December 19261929: 12 January 1929 to 23 December 19291930: 3 January 1930 to 26 December 19301932: 6 January 1932 to 27 December 19321933: 9 January 1933 to 27 December 19331934: 2 January 1934 to 28 December 19341905190919131917192119251932JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Alaga meeting 10 mm (0.39 in).
First to last qualifying date each year at Alaga
YearFirst dateLast date
19051905-01-061905-12-29
19061906-01-031906-12-31
19071907-01-201907-11-29
19081908-01-071908-12-22
19091909-01-131909-12-25
19101910-01-071910-12-30
19111911-01-031911-12-23
19121912-01-011912-12-31
19131913-01-011913-12-25
19141914-01-031914-12-30
19151915-01-121915-12-18
19161916-01-131916-12-30
19171917-01-061917-11-29
19181918-01-061918-12-24
19191919-01-021919-12-10
19201920-01-071920-12-27
19211921-01-041921-12-18
19221922-01-081922-12-28
19231923-01-011923-12-23
19241924-01-041924-12-31
19251925-01-111925-12-21
19261926-01-041926-12-16
19291929-01-121929-12-23
19301930-01-031930-12-26
19321932-01-061932-12-27
19331933-01-091933-12-27
19341934-01-021934-12-28

Every Fixed Threshold

Fixed thresholds at Alaga
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2756190548
25 mm (0.98 in): Days with 25 mm or more rain2729193429
50 mm (1.97 in): Days with 50 mm or more rain271219061
100 mm (3.94 in): Days with 100 mm or more rain10319121
200 mm (7.87 in): Days with 200 mm or more rain2119161

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1905.

Download the Data

  • Data for Alaga 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).