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Built 2026-10-19 (19 October 2026)

Iberville Threshold Days by Year (CA007023270)

13 fixed thresholds counted per year at Iberville (CA007023270): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Iberville Thresholds

  • Iberville: days with a maximum temperature at or above 30 C (86 F) in 20 years, most in 1983 with 22.
  • Iberville: days with a maximum temperature at or below 0 C (32 F) in 20 years, most in 1963 with 96.
  • Iberville: nights with a minimum temperature at or below 0 C (32 F) in 20 years, most in 1965 with 170.
  • Iberville: nights with a minimum temperature at or below -10 C (14 F) in 20 years, most in 1963 with 83.
  • 13 fixed thresholds have at least one qualifying day at Iberville.
20 years with a qualifying day
Days at or above 30 C (86 F) per year at Iberville Days per year at Iberville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 22 in 1983. 01020301963: 121964: 101965: 61966: 61967: 31968: 61969: 41970: 181971: 71972: 21973: 141974: 21975: 151976: 31977: 91979: 191980: 51981: 61982: 91983: 221963196519671969197119731975197719801982
Days per year at Iberville with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 22 in 1983.
Days at or above 30 C (86 F) per year at Iberville
YearDaysDecade average
1963126.7
1964106.7
196566.7
196666.7
196736.7
196866.7
196946.7
1970189.9
197179.9
197229.9
1973149.9
197429.9
1975159.9
197639.9
197799.9
1979199.9
1980510.5
1981610.5
1982910.5
19832210.5
First to last qualifying date each year at Iberville For each year, a bar from the first to the last day at Iberville meeting 30 C (86 F). 1963: 24 June 1963 to 29 July 19631964: 23 May 1964 to 28 July 19641965: 20 June 1965 to 21 September 19651966: 24 June 1966 to 9 August 19661967: 3 June 1967 to 5 June 19671968: 14 July 1968 to 22 July 19681969: 16 July 1969 to 31 August 19691970: 9 June 1970 to 16 August 19701971: 19 May 1971 to 19 August 19711972: 15 July 1972 to 21 July 19721973: 7 July 1973 to 5 September 19731974: 10 June 1974 to 14 July 19741975: 20 May 1975 to 9 August 19751976: 10 June 1976 to 6 July 19761977: 21 May 1977 to 29 August 19771979: 9 May 1979 to 4 August 19791980: 24 June 1980 to 8 August 19801981: 16 June 1981 to 11 July 19811982: 7 July 1982 to 22 July 19821983: 13 June 1983 to 6 September 19831963196619691972197519791982JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Iberville meeting 30 C (86 F).
First to last qualifying date each year at Iberville
YearFirst dateLast date
19631963-06-241963-07-29
19641964-05-231964-07-28
19651965-06-201965-09-21
19661966-06-241966-08-09
19671967-06-031967-06-05
19681968-07-141968-07-22
19691969-07-161969-08-31
19701970-06-091970-08-16
19711971-05-191971-08-19
19721972-07-151972-07-21
19731973-07-071973-09-05
19741974-06-101974-07-14
19751975-05-201975-08-09
19761976-06-101976-07-06
19771977-05-211977-08-29
19791979-05-091979-08-04
19801980-06-241980-08-08
19811981-06-161981-07-11
19821982-07-071982-07-22
19831983-06-131983-09-06

Every Fixed Threshold

Fixed thresholds at Iberville
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2022198322
90 F (32.2 C): Days15719637
0 C (32 F): Ice days (max2096196366
0 C (32 F): Frost days (min201701965163
-10 C (14 F): Days with min2083196354
-20 C (-4 F): Days with min2030197013
-30 C (-22 F): Days with min11319811
20 C (68 F): Tropical nights (min2023197311
10 mm (0.39 in): Days with 10 mm or more rain2047198347
25 mm (0.98 in): Days with 25 mm or more rain201019737
50 mm (1.97 in): Days with 50 mm or more rain5219761
10 cm (3.9 in): Days with 10 cm or more snowfall201019716
25 cm (9.8 in): Days with 25 cm or more snowfall8219661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1963.

Download the Data

  • Data for Iberville 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).