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

Diffa Threshold Days by Year (NGM00061085)

11 fixed thresholds counted per year at Diffa (NGM00061085): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Diffa Thresholds

  • Diffa: days with a maximum temperature at or above 30 C (86 F) in 8 years, most in 2013 with 330.
  • Diffa: days with a maximum temperature at or above 35 C (95 F) in 8 years, most in 2013 with 256.
  • Diffa: days with a maximum temperature at or above 40 C (104 F) in 8 years, most in 2013 with 126.
  • Diffa: days with a maximum temperature at or above 90 F (32.2 C) in 8 years, most in 2016 with 305.
  • 11 fixed thresholds have at least one qualifying day at Diffa.
8 years with a qualifying day
Days at or above 30 C (86 F) per year at Diffa Days per year at Diffa with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 330 in 2013. 01002003004002013: 3302016: 3232017: 3292018: 3212019: 3262020: 3142022: 2842025: 14620132016201720182019202020222025
Days per year at Diffa with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 330 in 2013.
Days at or above 30 C (86 F) per year at Diffa
YearDaysDecade average
2013330325.8
2016323325.8
2017329325.8
2018321325.8
2019326325.8
2020314248
2022284248
2025146248
First to last qualifying date each year at Diffa For each year, a bar from the first to the last day at Diffa meeting 30 C (86 F). 2013: 3 January 2013 to 31 December 20132016: 6 January 2016 to 24 December 20162017: 4 January 2017 to 28 December 20172018: 6 January 2018 to 17 December 20182019: 10 January 2019 to 28 December 20192020: 8 January 2020 to 31 December 20202022: 6 January 2022 to 20 December 20222025: 4 January 2025 to 24 August 202520132016201720182019202020222025JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Diffa meeting 30 C (86 F).
First to last qualifying date each year at Diffa
YearFirst dateLast date
20132013-01-032013-12-31
20162016-01-062016-12-24
20172017-01-042017-12-28
20182018-01-062018-12-17
20192019-01-102019-12-28
20202020-01-082020-12-31
20222022-01-062022-12-20
20252025-01-042025-08-24

Every Fixed Threshold

Fixed thresholds at Diffa
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days83302013146
35 C (95 F): Days8256201395
40 C (104 F): Days8126201355
45 C (113 F): Days7920181
90 F (32.2 C): Days83052016127
100 F (37.8 C): Days8190201370
110 F (43.3 C): Days84220189
20 C (68 F): Tropical nights (min62232019145
25 C (77 F): Days with min695201758
10 mm (0.39 in): Days with 10 mm or more rain10n/a10
25 mm (0.98 in): Days with 25 mm or more rain10n/a4

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2013.

Download the Data

  • Data for Diffa 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).