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

Mulan Threshold Days by Year

4 fixed thresholds counted per year at Mulan (ASN00013025): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Mulan Thresholds

  • Mulan: days with 10 mm (0.39 in) or more of precipitation in 9 years, most in 1974 with 26.
  • Mulan: days with 25 mm (0.98 in) or more of precipitation in 9 years, most in 2001 with 11.
  • Mulan: days with 50 mm (1.97 in) or more of precipitation in 7 years, most in 1974 with 3.
  • Mulan: days with 100 mm (3.94 in) or more of precipitation in 4 years, most in 1974 with 1.
  • 4 fixed thresholds have at least one qualifying day at Mulan.
9 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Mulan Days per year at Mulan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1974. 01020301970: 101973: 141974: 261975: 162001: 222002: 122003: 162004: 142005: 8197019731974197520012002200320042005
Days per year at Mulan with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 26 in 1974.
Days with 10 mm (0.39 in) or more of precipitation per year at Mulan
YearDaysDecade average
19701016.5
19731416.5
19742616.5
19751616.5
20012214.4
20021214.4
20031614.4
20041414.4
2005814.4
First to last qualifying date each year at Mulan For each year, a bar from the first to the last day at Mulan meeting 10 mm (0.39 in). 1970: 16 February 1970 to 26 December 19701973: 8 January 1973 to 26 December 19731974: 6 January 1974 to 25 November 19741975: 9 January 1975 to 7 December 19752001: 16 January 2001 to 8 December 20012002: 31 January 2002 to 25 December 20022003: 22 January 2003 to 26 December 20032004: 1 January 2004 to 30 May 20042005: 1 February 2005 to 14 November 200519701974200120032005JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Mulan meeting 10 mm (0.39 in).
First to last qualifying date each year at Mulan
YearFirst dateLast date
19701970-02-161970-12-26
19731973-01-081973-12-26
19741974-01-061974-11-25
19751975-01-091975-12-07
20012001-01-162001-12-08
20022002-01-312002-12-25
20032003-01-222003-12-26
20042004-01-012004-05-30
20052005-02-012005-11-14

Every Fixed Threshold

Fixed thresholds at Mulan
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain92619748
25 mm (0.98 in): Days with 25 mm or more rain91120015
50 mm (1.97 in): Days with 50 mm or more rain7319741
100 mm (3.94 in): Days with 100 mm or more rain4119741

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1970.

Download the Data

  • Data for Mulan 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 2026-10-15 (15 October 2026). Threshold counts are computed by this site.

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