Daily records
Page built 2026-10-19
Data as of 2026-10-17
Search
Built 2026-10-19 (19 October 2026)

Jiulong Threshold Days by Year (CHM00056462)

9 fixed thresholds counted per year at Jiulong (CHM00056462): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Jiulong Thresholds

  • Jiulong: nights with a minimum temperature at or below 0 C (32 F) in 66 years, most in 1967 with 170.
  • Jiulong: days with 10 mm (0.39 in) or more of precipitation in 65 years, most in 1952 with 44.
  • Jiulong: days with 25 mm (0.98 in) or more of precipitation in 63 years, most in 2003 with 11.
  • Jiulong: nights with a minimum temperature at or below -10 C (14 F) in 54 years, most in 1963 with 22.
  • 9 fixed thresholds have at least one qualifying day at Jiulong.
13 years with a qualifying day
Days at or above 30 C (86 F) per year at Jiulong Days per year at Jiulong with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 19 in 1952. 051015201952: 191953: 21954: 11967: 11969: 11983: 11987: 21988: 11991: 21998: 12012: 22014: 32023: 91952195419691987199120122023
Days per year at Jiulong with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 19 in 1952.
Days at or above 30 C (86 F) per year at Jiulong
YearDaysDecade average
1952197.3
195327.3
195417.3
196711
196911
198311.3
198721.3
198811.3
199121.5
199811.5
201222.5
201432.5
202399
First to last qualifying date each year at Jiulong For each year, a bar from the first to the last day at Jiulong meeting 30 C (86 F). 1952: 8 April 1952 to 28 June 19521953: 17 June 1953 to 18 August 19531954: 25 April 1954 to 25 April 19541967: 28 May 1967 to 28 May 19671969: 19 May 1969 to 19 May 19691983: 5 July 1983 to 5 July 19831987: 20 June 1987 to 21 June 19871988: 8 June 1988 to 8 June 19881991: 31 May 1991 to 1 June 19911998: 20 May 1998 to 20 May 19982012: 21 May 2012 to 23 May 20122014: 23 May 2014 to 2 June 20142023: 28 May 2023 to 5 June 20231952195419691987199120122023JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Jiulong meeting 30 C (86 F).
First to last qualifying date each year at Jiulong
YearFirst dateLast date
19521952-04-081952-06-28
19531953-06-171953-08-18
19541954-04-251954-04-25
19671967-05-281967-05-28
19691969-05-191969-05-19
19831983-07-051983-07-05
19871987-06-201987-06-21
19881988-06-081988-06-08
19911991-05-311991-06-01
19981998-05-201998-05-20
20122012-05-212012-05-23
20142014-05-232014-06-02
20232023-05-282023-06-05

Every Fixed Threshold

Fixed thresholds at Jiulong
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days131919529
90 F (32.2 C): Days2620236
0 C (32 F): Ice days (max5119581
0 C (32 F): Frost days (min66170196748
-10 C (14 F): Days with min542219632
20 C (68 F): Tropical nights (min125195225
10 mm (0.39 in): Days with 10 mm or more rain6544195211
25 mm (0.98 in): Days with 25 mm or more rain631120034
50 mm (1.97 in): Days with 50 mm or more rain7119521

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1952.

Download the Data

  • Data for Jiulong 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 (2026-10-17).