Built 2026-10-19 (19 October 2026)

Arak Threshold Days by Year (IRM00040769)

14 fixed thresholds counted per year at Arak (IRM00040769): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Arak Thresholds

  • Arak: days with 10 mm (0.39 in) or more of precipitation in 20 years, most in 2019 with 14.
  • Arak: days with a maximum temperature at or above 30 C (86 F) in 18 years, most in 2017 with 126.
  • Arak: days with a maximum temperature at or above 35 C (95 F) in 18 years, most in 2019 with 71.
  • Arak: days with a maximum temperature at or above 90 F (32.2 C) in 18 years, most in 2019 with 109.
  • 14 fixed thresholds have at least one qualifying day at Arak.
18 years with a qualifying day
Days at or above 30 C (86 F) per year at Arak Days per year at Arak with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 126 in 2017. 0501001502002: 1082006: 1082007: 1072008: 1142009: 852011: 1122012: 1112013: 1122014: 1182015: 1192016: 1172017: 1262018: 1082019: 1212020: 1192022: 1252023: 1082025: 72200220072009201220142016201820202023
Days per year at Arak with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 126 in 2017.
Days at or above 30 C (86 F) per year at Arak
YearDaysDecade average
2002108104.4
2006108104.4
2007107104.4
2008114104.4
200985104.4
2011112116
2012111116
2013112116
2014118116
2015119116
2016117116
2017126116
2018108116
2019121116
2020119106
2022125106
2023108106
202572106
First to last qualifying date each year at Arak For each year, a bar from the first to the last day at Arak meeting 30 C (86 F). 2002: 19 May 2002 to 2 October 20022006: 17 May 2006 to 26 September 20062007: 11 May 2007 to 26 September 20072008: 26 April 2008 to 25 September 20082009: 22 May 2009 to 16 September 20092011: 19 May 2011 to 25 September 20112012: 20 May 2012 to 27 September 20122013: 26 May 2013 to 5 October 20132014: 24 May 2014 to 2 October 20142015: 19 May 2015 to 3 October 20152016: 16 May 2016 to 28 September 20162017: 17 May 2017 to 1 October 20172018: 29 May 2018 to 3 October 20182019: 25 May 2019 to 4 October 20192020: 22 May 2020 to 26 September 20202022: 15 May 2022 to 1 October 20222023: 13 May 2023 to 25 September 20232025: 27 April 2025 to 23 August 2025200220082012201520182022JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Arak meeting 30 C (86 F).
First to last qualifying date each year at Arak
YearFirst dateLast date
20022002-05-192002-10-02
20062006-05-172006-09-26
20072007-05-112007-09-26
20082008-04-262008-09-25
20092009-05-222009-09-16
20112011-05-192011-09-25
20122012-05-202012-09-27
20132013-05-262013-10-05
20142014-05-242014-10-02
20152015-05-192015-10-03
20162016-05-162016-09-28
20172017-05-172017-10-01
20182018-05-292018-10-03
20192019-05-252019-10-04
20202020-05-222020-09-26
20222022-05-152022-10-01
20232023-05-132023-09-25
20252025-04-272025-08-23

Every Fixed Threshold

Fixed thresholds at Arak
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days18126201772
35 C (95 F): Days1871201946
40 C (104 F): Days10620132
90 F (32.2 C): Days18109201959
100 F (37.8 C): Days1828201920
0 C (32 F): Ice days (max173320085
0 C (32 F): Frost days (min10n/a17
-10 C (14 F): Days with min10n/a3
20 C (68 F): Tropical nights (min10n/a35
25 C (77 F): Days with min10n/a2
10 mm (0.39 in): Days with 10 mm or more rain201420195
25 mm (0.98 in): Days with 25 mm or more rain14620193
50 mm (1.97 in): Days with 50 mm or more rain4220072
100 mm (3.94 in): Days with 100 mm or more rain2120071

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 2002.

Download the Data

  • Data for Arak 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).