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Built 2026-10-19 (19 October 2026)

Agassiz Refuge Threshold Days by Year (USC00210050)

16 fixed thresholds counted per year at Agassiz Refuge (USC00210050): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Agassiz Refuge Thresholds

  • Agassiz Refuge: nights with a minimum temperature at or below 0 C (32 F) in 53 years, most in 1967 with 215.
  • Agassiz Refuge: nights with a minimum temperature at or below -10 C (14 F) in 53 years, most in 1965 with 129.
  • Agassiz Refuge: nights with a minimum temperature at or below -20 C (-4 F) in 53 years, most in 1978 with 77.
  • Agassiz Refuge: days with a maximum temperature at or below 0 C (32 F) in 52 years, most in 1978 with 125.
  • 16 fixed thresholds have at least one qualifying day at Agassiz Refuge.
51 years with a qualifying day
Days at or above 30 C (86 F) per year at Agassiz Refuge Days per year at Agassiz Refuge with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 38 in 1988. 0102030401958: 61959: 141960: 141961: 251962: 41963: 111964: 151965: 41966: 111967: 131968: 41969: 221970: 341971: 111972: 181973: 261974: 261975: 121976: 251977: 131978: 111979: 41980: 341981: 101982: 61984: 191985: 31986: 81987: 211988: 381989: 271990: 261991: 241992: 61993: 41995: 261996: 191997: 161998: 181999: 182000: 92001: 332002: 252003: 162004: 52005: 192006: 262022: 92023: 142024: 32026: 17195819641970197619821989199620022023
Days per year at Agassiz Refuge with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 38 in 1988.
Days at or above 30 C (86 F) per year at Agassiz Refuge
YearDaysDecade average
1958610
19591410
19601412.3
19612512.3
1962412.3
19631112.3
19641512.3
1965412.3
19661112.3
19671312.3
1968412.3
19692212.3
19703418
19711118
19721818
19732618
19742618
19751218
19762518
19771318
19781118
1979418
19803418.4
19811018.4
1982618.4
19841918.4
1985318.4
1986818.4
19872118.4
19883818.4
19892718.4
19902617.4
19912417.4
1992617.4
1993417.4
19952617.4
19961917.4
19971617.4
19981817.4
19991817.4
2000919
20013319
20022519
20031619
2004519
20051919
20062619
2022910.8
20231410.8
2024310.8
20261710.8
First to last qualifying date each year at Agassiz Refuge For each year, a bar from the first to the last day at Agassiz Refuge meeting 30 C (86 F). 1958: 29 June 1958 to 14 August 19581959: 26 May 1959 to 20 August 19591960: 9 July 1960 to 6 September 19601961: 1 June 1961 to 7 October 19611962: 3 August 1962 to 28 August 19621963: 25 June 1963 to 11 September 19631964: 22 May 1964 to 6 August 19641965: 23 July 1965 to 14 August 19651966: 3 June 1966 to 28 August 19661967: 30 June 1967 to 25 August 19671968: 4 June 1968 to 6 August 19681969: 27 May 1969 to 13 September 19691970: 17 May 1970 to 6 September 19701971: 5 July 1971 to 4 September 19711972: 17 May 1972 to 30 August 19721973: 3 June 1973 to 31 August 19731974: 20 June 1974 to 27 September 19741975: 4 July 1975 to 24 August 19751976: 6 June 1976 to 11 September 19761977: 12 May 1977 to 24 July 19771978: 25 May 1978 to 5 September 19781979: 9 July 1979 to 4 September 19791980: 21 April 1980 to 7 September 19801981: 26 June 1981 to 14 August 19811982: 4 July 1982 to 19 August 19821984: 31 May 1984 to 29 August 19841985: 4 May 1985 to 8 July 19851986: 28 May 1986 to 18 July 19861987: 18 April 1987 to 2 August 19871988: 18 May 1988 to 16 August 19881989: 20 June 1989 to 1 October 19891990: 10 June 1990 to 12 September 19901991: 11 May 1991 to 30 August 19911992: 9 May 1992 to 9 August 19921993: 10 August 1993 to 25 August 19931995: 30 May 1995 to 5 September 19951996: 9 June 1996 to 6 September 19961997: 15 July 1997 to 27 August 19971998: 9 July 1998 to 18 September 19981999: 5 June 1999 to 27 August 19992000: 8 June 2000 to 31 July 20002001: 9 June 2001 to 6 September 20012002: 30 May 2002 to 8 September 20022003: 2 July 2003 to 9 September 20032004: 19 July 2004 to 20 September 20042005: 23 June 2005 to 11 September 20052006: 24 May 2006 to 10 August 20062022: 19 June 2022 to 1 September 20222023: 26 May 2023 to 1 October 20232024: 13 July 2024 to 25 August 20242026: 25 May 2026 to 29 July 202619581965197219791987199520022024JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Agassiz Refuge meeting 30 C (86 F).
First to last qualifying date each year at Agassiz Refuge
YearFirst dateLast date
19581958-06-291958-08-14
19591959-05-261959-08-20
19601960-07-091960-09-06
19611961-06-011961-10-07
19621962-08-031962-08-28
19631963-06-251963-09-11
19641964-05-221964-08-06
19651965-07-231965-08-14
19661966-06-031966-08-28
19671967-06-301967-08-25
19681968-06-041968-08-06
19691969-05-271969-09-13
19701970-05-171970-09-06
19711971-07-051971-09-04
19721972-05-171972-08-30
19731973-06-031973-08-31
19741974-06-201974-09-27
19751975-07-041975-08-24
19761976-06-061976-09-11
19771977-05-121977-07-24
19781978-05-251978-09-05
19791979-07-091979-09-04
19801980-04-211980-09-07
19811981-06-261981-08-14
19821982-07-041982-08-19
19841984-05-311984-08-29
19851985-05-041985-07-08
19861986-05-281986-07-18
19871987-04-181987-08-02
19881988-05-181988-08-16
19891989-06-201989-10-01
19901990-06-101990-09-12
19911991-05-111991-08-30
19921992-05-091992-08-09
19931993-08-101993-08-25
19951995-05-301995-09-05
19961996-06-091996-09-06
19971997-07-151997-08-27
19981998-07-091998-09-18
19991999-06-051999-08-27
20002000-06-082000-07-31
20012001-06-092001-09-06
20022002-05-302002-09-08
20032003-07-022003-09-09
20042004-07-192004-09-20
20052005-06-232005-09-11
20062006-05-242006-08-10
20222022-06-192022-09-01
20232023-05-262023-10-01
20242024-07-132024-08-25
20262026-05-252026-07-29

Every Fixed Threshold

Fixed thresholds at Agassiz Refuge
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days5138198817
35 C (95 F): Days14419881
90 F (32.2 C): Days452519885
0 C (32 F): Ice days (max52125197848
0 C (32 F): Frost days (min532151967106
-10 C (14 F): Days with min53129196548
-20 C (-4 F): Days with min5377197825
-30 C (-22 F): Days with min513219664
-40 C (-40 F): Days with min9519681
20 C (68 F): Tropical nights (min361019953
25 C (77 F): Days with min1119881
10 mm (0.39 in): Days with 10 mm or more rain4925199911
25 mm (0.98 in): Days with 25 mm or more rain48819852
50 mm (1.97 in): Days with 50 mm or more rain21320041
100 mm (3.94 in): Days with 100 mm or more rain2119641
10 cm (3.9 in): Days with 10 cm or more snowfall26619661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1958.

Download the Data

  • Data for Agassiz Refuge 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 (2026-10-12).