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Data as of 2025-12-31
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Built 2026-10-17 (17 October 2026)

Pago Mission Threshold Days by Year

4 fixed thresholds counted per year at Pago Mission (ASN00001003): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Pago Mission Thresholds

  • Pago Mission: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 1939 with 40.
  • Pago Mission: days with 25 mm (0.98 in) or more of precipitation in 20 years, most in 1939 with 20.
  • Pago Mission: days with 50 mm (1.97 in) or more of precipitation in 19 years, most in 1939 with 8.
  • Pago Mission: days with 100 mm (3.94 in) or more of precipitation in 13 years, most in 1913 with 2.
  • 4 fixed thresholds have at least one qualifying day at Pago Mission.
20 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Pago Mission Days per year at Pago Mission with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 40 in 1939. 0102030401910: 281912: 221913: 251914: 261915: 201916: 341917: 351919: 291922: 331923: 271924: 171925: 221926: 351927: 271928: 211929: 191936: 281937: 301938: 321939: 401910191319151917192219241926192819361938
Days per year at Pago Mission with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 40 in 1939.
Days with 10 mm (0.39 in) or more of precipitation per year at Pago Mission
YearDaysDecade average
19102827.4
19122227.4
19132527.4
19142627.4
19152027.4
19163427.4
19173527.4
19192927.4
19223325.1
19232725.1
19241725.1
19252225.1
19263525.1
19272725.1
19282125.1
19291925.1
19362832.5
19373032.5
19383232.5
19394032.5
First to last qualifying date each year at Pago Mission For each year, a bar from the first to the last day at Pago Mission meeting 10 mm (0.39 in). 1910: 8 January 1910 to 26 December 19101912: 1 January 1912 to 4 December 19121913: 1 January 1913 to 28 December 19131914: 5 January 1914 to 12 December 19141915: 2 February 1915 to 31 December 19151916: 10 January 1916 to 21 December 19161917: 1 January 1917 to 20 December 19171919: 1 January 1919 to 30 December 19191922: 15 January 1922 to 30 December 19221923: 4 January 1923 to 27 December 19231924: 8 January 1924 to 23 December 19241925: 2 January 1925 to 24 December 19251926: 2 January 1926 to 30 December 19261927: 15 January 1927 to 25 November 19271928: 11 January 1928 to 25 December 19281929: 2 January 1929 to 31 December 19291936: 4 January 1936 to 31 December 19361937: 3 January 1937 to 28 December 19371938: 4 January 1938 to 28 December 19381939: 5 January 1939 to 25 December 19391910191419171923192619291938JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Pago Mission meeting 10 mm (0.39 in).
First to last qualifying date each year at Pago Mission
YearFirst dateLast date
19101910-01-081910-12-26
19121912-01-011912-12-04
19131913-01-011913-12-28
19141914-01-051914-12-12
19151915-02-021915-12-31
19161916-01-101916-12-21
19171917-01-011917-12-20
19191919-01-011919-12-30
19221922-01-151922-12-30
19231923-01-041923-12-27
19241924-01-081924-12-23
19251925-01-021925-12-24
19261926-01-021926-12-30
19271927-01-151927-11-25
19281928-01-111928-12-25
19291929-01-021929-12-31
19361936-01-041936-12-31
19371937-01-031937-12-28
19381938-01-041938-12-28
19391939-01-051939-12-25

Every Fixed Threshold

Fixed thresholds at Pago Mission
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2040193940
25 mm (0.98 in): Days with 25 mm or more rain2020193920
50 mm (1.97 in): Days with 50 mm or more rain19819398
100 mm (3.94 in): Days with 100 mm or more rain13219132

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 Pago Mission 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).