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

Wai Oti Threshold Days by Year (IDM00097300)

9 fixed thresholds counted per year at Wai Oti (IDM00097300): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Wai Oti Thresholds

  • Wai Oti: days with a maximum temperature at or above 30 C (86 F) in 13 years, most in 2020 with 338.
  • Wai Oti: days with a maximum temperature at or above 90 F (32.2 C) in 13 years, most in 2020 with 235.
  • Wai Oti: days with a maximum temperature at or above 35 C (95 F) in 12 years, most in 2019 with 26.
  • Wai Oti: days with a maximum temperature at or above 100 F (37.8 C) in 1 years, most in 2004 with 1.
  • 9 fixed thresholds have at least one qualifying day at Wai Oti.
13 years with a qualifying day
Days at or above 30 C (86 F) per year at Wai Oti Days per year at Wai Oti with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 338 in 2020. 01002003004002004: 3172008: 3062009: 3162010: 3272011: 3092012: 2922018: 3102019: 3282020: 3382021: 3162022: 3342023: 3212025: 2192004200920112018202020222025
Days per year at Wai Oti with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 338 in 2020.
Days at or above 30 C (86 F) per year at Wai Oti
YearDaysDecade average
2004317313
2008306313
2009316313
2010327313.2
2011309313.2
2012292313.2
2018310313.2
2019328313.2
2020338305.6
2021316305.6
2022334305.6
2023321305.6
2025219305.6
First to last qualifying date each year at Wai Oti For each year, a bar from the first to the last day at Wai Oti meeting 30 C (86 F). 2004: 1 January 2004 to 30 December 20042008: 2 January 2008 to 30 December 20082009: 1 January 2009 to 31 December 20092010: 1 January 2010 to 29 December 20102011: 1 January 2011 to 31 December 20112012: 2 January 2012 to 31 December 20122018: 1 January 2018 to 30 December 20182019: 4 January 2019 to 31 December 20192020: 1 January 2020 to 31 December 20202021: 1 January 2021 to 31 December 20212022: 1 January 2022 to 29 December 20222023: 1 January 2023 to 31 December 20232025: 3 January 2025 to 24 August 20252004200920112018202020222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Wai Oti meeting 30 C (86 F).
First to last qualifying date each year at Wai Oti
YearFirst dateLast date
20042004-01-012004-12-30
20082008-01-022008-12-30
20092009-01-012009-12-31
20102010-01-012010-12-29
20112011-01-012011-12-31
20122012-01-022012-12-31
20182018-01-012018-12-30
20192019-01-042019-12-31
20202020-01-012020-12-31
20212021-01-012021-12-31
20222022-01-012022-12-29
20232023-01-012023-12-31
20252025-01-032025-08-24

Every Fixed Threshold

Fixed thresholds at Wai Oti
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days133382020219
35 C (95 F): Days1226201924
90 F (32.2 C): Days13235202093
100 F (37.8 C): Days1120041
20 C (68 F): Tropical nights (min10n/a124
25 C (77 F): Days with min10n/a22
10 mm (0.39 in): Days with 10 mm or more rain113200413
25 mm (0.98 in): Days with 25 mm or more rain1620046
50 mm (1.97 in): Days with 50 mm or more rain1120041

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2004.

Download the Data

  • Data for Wai Oti 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).