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Built 2026-10-19 (19 October 2026)

Bangor Threshold Days by Year (CA004010400)

16 fixed thresholds counted per year at Bangor (CA004010400): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Bangor Thresholds

  • Bangor: days with 10 mm (0.39 in) or more of precipitation in 24 years, most in 1953 with 23.
  • Bangor: days with 10 cm (3.9 in) or more of snowfall in 23 years, most in 1970 with 8.
  • Bangor: days with a maximum temperature at or above 30 C (86 F) in 22 years, most in 1961 with 44.
  • Bangor: days with a maximum temperature at or below 0 C (32 F) in 22 years, most in 1972 with 148.
  • 16 fixed thresholds have at least one qualifying day at Bangor.
22 years with a qualifying day
Days at or above 30 C (86 F) per year at Bangor Days per year at Bangor with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 44 in 1961. 02040601954: 11955: 121956: 61957: 71958: 161959: 161960: 221961: 441962: 81963: 101964: 101965: 61966: 171967: 191968: 61969: 131970: 181971: 91972: 141973: 91974: 91975: 1219541957196019631966196919721975
Days per year at Bangor with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 44 in 1961.
Days at or above 30 C (86 F) per year at Bangor
YearDaysDecade average
195419.7
1955129.7
195669.7
195779.7
1958169.7
1959169.7
19602215.5
19614415.5
1962815.5
19631015.5
19641015.5
1965615.5
19661715.5
19671915.5
1968615.5
19691315.5
19701811.8
1971911.8
19721411.8
1973911.8
1974911.8
19751211.8
First to last qualifying date each year at Bangor For each year, a bar from the first to the last day at Bangor meeting 30 C (86 F). 1954: 31 August 1954 to 31 August 19541955: 16 July 1955 to 2 September 19551956: 2 June 1956 to 26 September 19561957: 9 July 1957 to 31 July 19571958: 12 May 1958 to 17 August 19581959: 17 May 1959 to 15 August 19591960: 12 May 1960 to 3 September 19601961: 29 May 1961 to 17 September 19611962: 25 June 1962 to 21 August 19621963: 5 July 1963 to 9 September 19631964: 20 May 1964 to 17 September 19641965: 3 August 1965 to 23 August 19651966: 20 June 1966 to 11 September 19661967: 27 June 1967 to 10 September 19671968: 27 June 1968 to 11 September 19681969: 26 May 1969 to 13 September 19691970: 3 June 1970 to 24 August 19701971: 3 June 1971 to 27 August 19711972: 31 May 1972 to 30 August 19721973: 23 June 1973 to 17 August 19731974: 19 June 1974 to 6 August 19741975: 5 July 1975 to 6 August 197519541957196019631966196919721975JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Bangor meeting 30 C (86 F).
First to last qualifying date each year at Bangor
YearFirst dateLast date
19541954-08-311954-08-31
19551955-07-161955-09-02
19561956-06-021956-09-26
19571957-07-091957-07-31
19581958-05-121958-08-17
19591959-05-171959-08-15
19601960-05-121960-09-03
19611961-05-291961-09-17
19621962-06-251962-08-21
19631963-07-051963-09-09
19641964-05-201964-09-17
19651965-08-031965-08-23
19661966-06-201966-09-11
19671967-06-271967-09-10
19681968-06-271968-09-11
19691969-05-261969-09-13
19701970-06-031970-08-24
19711971-06-031971-08-27
19721972-05-311972-08-30
19731973-06-231973-08-17
19741974-06-191974-08-06
19751975-07-051975-08-06

Every Fixed Threshold

Fixed thresholds at Bangor
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2244196112
35 C (95 F): Days14619613
90 F (32.2 C): Days212519619
100 F (37.8 C): Days3119611
0 C (32 F): Ice days (max221481972129
0 C (32 F): Frost days (min222241965192
-10 C (14 F): Days with min221391955119
-20 C (-4 F): Days with min2284195557
-30 C (-22 F): Days with min2236197210
-40 C (-40 F): Days with min7619663
20 C (68 F): Tropical nights (min4219752
10 mm (0.39 in): Days with 10 mm or more rain2423195321
25 mm (0.98 in): Days with 25 mm or more rain17519531
50 mm (1.97 in): Days with 50 mm or more rain5119521
10 cm (3.9 in): Days with 10 cm or more snowfall23819706
25 cm (9.8 in): Days with 25 cm or more snowfall1119681

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1954.

Download the Data

  • Data for Bangor 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).