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Built 2026-10-19 (19 October 2026)

Charlton Post Office Threshold Days by Year (ASN00080006)

14 fixed thresholds counted per year at Charlton Post Office (ASN00080006): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Charlton Post Office Thresholds

  • Charlton Post Office: days with 10 mm (0.39 in) or more of precipitation in 90 years, most in 1973 with 23.
  • Charlton Post Office: days with 25 mm (0.98 in) or more of precipitation in 73 years, most in 1973 with 9.
  • Charlton Post Office: days with 50 mm (1.97 in) or more of precipitation in 24 years, most in 1973 with 3.
  • Charlton Post Office: days with a maximum temperature at or above 30 C (86 F) in 6 years, most in 1965 with 71.
  • 14 fixed thresholds have at least one qualifying day at Charlton Post Office.
6 years with a qualifying day
Days at or above 30 C (86 F) per year at Charlton Post Office Days per year at Charlton Post Office with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 71 in 1965. 0204060801965: 711966: 581967: 671968: 611969: 571970: 54196519661967196819691970
Days per year at Charlton Post Office with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 71 in 1965.
Days at or above 30 C (86 F) per year at Charlton Post Office
YearDaysDecade average
19657162.8
19665862.8
19676762.8
19686162.8
19695762.8
19705454
First to last qualifying date each year at Charlton Post Office For each year, a bar from the first to the last day at Charlton Post Office meeting 30 C (86 F). 1965: 3 January 1965 to 30 December 19651966: 2 January 1966 to 29 December 19661967: 1 January 1967 to 27 December 19671968: 3 January 1968 to 30 December 19681969: 1 January 1969 to 28 December 19691970: 7 January 1970 to 27 December 1970196519661967196819691970JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Charlton Post Office meeting 30 C (86 F).
First to last qualifying date each year at Charlton Post Office
YearFirst dateLast date
19651965-01-031965-12-30
19661966-01-021966-12-29
19671967-01-011967-12-27
19681968-01-031968-12-30
19691969-01-011969-12-28
19701970-01-071970-12-27

Every Fixed Threshold

Fixed thresholds at Charlton Post Office
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days671196554
35 C (95 F): Days628196816
40 C (104 F): Days5519683
45 C (113 F): Days1119681
90 F (32.2 C): Days650196538
100 F (37.8 C): Days61519685
110 F (43.3 C): Days1219682
0 C (32 F): Frost days (min627196615
20 C (68 F): Tropical nights (min61819686
25 C (77 F): Days with min5519682
10 mm (0.39 in): Days with 10 mm or more rain9023197323
25 mm (0.98 in): Days with 25 mm or more rain73919739
50 mm (1.97 in): Days with 50 mm or more rain24319733
100 mm (3.94 in): Days with 100 mm or more rain1119391

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1965.

Download the Data

  • Data for Charlton Post Office 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).