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Built 2026-10-19 (19 October 2026)

Uniontown Threshold Days by Year (USC00018446)

17 fixed thresholds counted per year at Uniontown (USC00018446): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Uniontown Thresholds

  • Uniontown: days with 10 mm (0.39 in) or more of precipitation in 92 years, most in 1982 with 56.
  • Uniontown: days with 25 mm (0.98 in) or more of precipitation in 92 years, most in 1991 with 27.
  • Uniontown: days with 50 mm (1.97 in) or more of precipitation in 90 years, most in 1901 with 10.
  • Uniontown: nights with a minimum temperature at or below 0 C (32 F) in 32 years, most in 1904 with 62.
  • 17 fixed thresholds have at least one qualifying day at Uniontown.
31 years with a qualifying day
Days at or above 30 C (86 F) per year at Uniontown Days per year at Uniontown with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 150 in 1915. 0501001501894: 1111895: 1001896: 1201897: 1071898: 1231899: 1481900: 1231901: 1181902: 1191903: 1161904: 1341905: 1291906: 1081907: 1161908: 1221909: 1101910: 1191911: 1271912: 1421913: 1191915: 1501916: 1301917: 1161918: 1231919: 1301920: 1261921: 1381923: 1111924: 1121925: 1391926: 12518941898190219061910191519191924
Days per year at Uniontown with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 150 in 1915.
Days at or above 30 C (86 F) per year at Uniontown
YearDaysDecade average
1894111118.2
1895100118.2
1896120118.2
1897107118.2
1898123118.2
1899148118.2
1900123119.5
1901118119.5
1902119119.5
1903116119.5
1904134119.5
1905129119.5
1906108119.5
1907116119.5
1908122119.5
1909110119.5
1910119128.4
1911127128.4
1912142128.4
1913119128.4
1915150128.4
1916130128.4
1917116128.4
1918123128.4
1919130128.4
1920126125.2
1921138125.2
1923111125.2
1924112125.2
1925139125.2
1926125125.2
First to last qualifying date each year at Uniontown For each year, a bar from the first to the last day at Uniontown meeting 30 C (86 F). 1894: 16 April 1894 to 23 October 18941895: 4 May 1895 to 6 October 18951896: 22 April 1896 to 6 October 18961897: 20 March 1897 to 17 October 18971898: 1 May 1898 to 9 October 18981899: 26 April 1899 to 26 October 18991900: 25 April 1900 to 3 October 19001901: 30 April 1901 to 16 September 19011902: 21 April 1902 to 3 October 19021903: 19 May 1903 to 21 October 19031904: 22 March 1904 to 19 October 19041905: 2 April 1905 to 19 October 19051906: 11 April 1906 to 30 September 19061907: 19 March 1907 to 27 October 19071908: 18 March 1908 to 20 October 19081909: 30 April 1909 to 5 November 19091910: 24 March 1910 to 20 October 19101911: 12 May 1911 to 15 October 19111912: 13 April 1912 to 11 November 19121913: 27 March 1913 to 10 October 19131915: 17 April 1915 to 21 October 19151916: 6 May 1916 to 16 October 19161917: 17 April 1917 to 5 October 19171918: 3 April 1918 to 11 October 19181919: 23 April 1919 to 31 October 19191920: 1 May 1920 to 20 October 19201921: 20 March 1921 to 26 October 19211923: 22 April 1923 to 16 October 19231924: 5 May 1924 to 1 November 19241925: 11 March 1925 to 16 October 19251926: 9 May 1926 to 19 October 192618941898190219061910191519191924JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Uniontown meeting 30 C (86 F).
First to last qualifying date each year at Uniontown
YearFirst dateLast date
18941894-04-161894-10-23
18951895-05-041895-10-06
18961896-04-221896-10-06
18971897-03-201897-10-17
18981898-05-011898-10-09
18991899-04-261899-10-26
19001900-04-251900-10-03
19011901-04-301901-09-16
19021902-04-211902-10-03
19031903-05-191903-10-21
19041904-03-221904-10-19
19051905-04-021905-10-19
19061906-04-111906-09-30
19071907-03-191907-10-27
19081908-03-181908-10-20
19091909-04-301909-11-05
19101910-03-241910-10-20
19111911-05-121911-10-15
19121912-04-131912-11-11
19131913-03-271913-10-10
19151915-04-171915-10-21
19161916-05-061916-10-16
19171917-04-171917-10-05
19181918-04-031918-10-11
19191919-04-231919-10-31
19201920-05-011920-10-20
19211921-03-201921-10-26
19231923-04-221923-10-16
19241924-05-051924-11-01
19251925-03-111925-10-16
19261926-05-091926-10-19

Every Fixed Threshold

Fixed thresholds at Uniontown
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days311501915125
35 C (95 F): Days3166192120
40 C (104 F): Days3519255
90 F (32.2 C): Days31123192187
100 F (37.8 C): Days1823190223
0 C (32 F): Ice days (max15618991
0 C (32 F): Frost days (min3262190448
-10 C (14 F): Days with min13719052
-20 C (-4 F): Days with min1118991
20 C (68 F): Tropical nights (min32147189869
25 C (77 F): Days with min173118961
10 mm (0.39 in): Days with 10 mm or more rain9256198241
25 mm (0.98 in): Days with 25 mm or more rain9227199117
50 mm (1.97 in): Days with 50 mm or more rain901019016
100 mm (3.94 in): Days with 100 mm or more rain25219161
10 cm (3.9 in): Days with 10 cm or more snowfall2119641
25 cm (9.8 in): Days with 25 cm or more snowfall1119641

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1894.

Download the Data

  • Data for Uniontown 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).