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Built 2026-10-19 (19 October 2026)

Lehigh 4 SW Threshold Days by Year (USC00345108)

17 fixed thresholds counted per year at Lehigh 4 SW (USC00345108): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lehigh 4 SW Thresholds

  • Lehigh 4 SW: days with 10 mm (0.39 in) or more of precipitation in 51 years, most in 1990 with 51.
  • Lehigh 4 SW: days with 25 mm (0.98 in) or more of precipitation in 51 years, most in 2015 with 28.
  • Lehigh 4 SW: days with 50 mm (1.97 in) or more of precipitation in 48 years, most in 2015 with 12.
  • Lehigh 4 SW: days with 100 mm (3.94 in) or more of precipitation in 15 years, most in 1985 with 2.
  • 17 fixed thresholds have at least one qualifying day at Lehigh 4 SW.
7 years with a qualifying day
Days at or above 30 C (86 F) per year at Lehigh 4 SW Days per year at Lehigh 4 SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 132 in 1896. 0501001501894: 1221895: 1261896: 1321897: 1321898: 1191899: 1241900: 1251894189518961897189818991900
Days per year at Lehigh 4 SW with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 132 in 1896.
Days at or above 30 C (86 F) per year at Lehigh 4 SW
YearDaysDecade average
1894122125.8
1895126125.8
1896132125.8
1897132125.8
1898119125.8
1899124125.8
1900125125
First to last qualifying date each year at Lehigh 4 SW For each year, a bar from the first to the last day at Lehigh 4 SW meeting 30 C (86 F). 1894: 13 March 1894 to 24 October 18941895: 27 March 1895 to 26 October 18951896: 28 March 1896 to 5 October 18961897: 27 March 1897 to 25 October 18971898: 16 April 1898 to 19 November 18981899: 10 April 1899 to 22 October 18991900: 11 March 1900 to 23 October 19001894189518961897189818991900JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Lehigh 4 SW meeting 30 C (86 F).
First to last qualifying date each year at Lehigh 4 SW
YearFirst dateLast date
18941894-03-131894-10-24
18951895-03-271895-10-26
18961896-03-281896-10-05
18971897-03-271897-10-25
18981898-04-161898-11-19
18991899-04-101899-10-22
19001900-03-111900-10-23

Every Fixed Threshold

Fixed thresholds at Lehigh 4 SW
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days71321896125
35 C (95 F): Days785189650
40 C (104 F): Days533189613
90 F (32.2 C): Days7116189694
100 F (37.8 C): Days761189610
110 F (43.3 C): Days3418961
0 C (32 F): Ice days (max71218993
0 C (32 F): Frost days (min789189562
-10 C (14 F): Days with min71418994
-20 C (-4 F): Days with min3218992
20 C (68 F): Tropical nights (min7103189988
25 C (77 F): Days with min41218943
10 mm (0.39 in): Days with 10 mm or more rain5151199025
25 mm (0.98 in): Days with 25 mm or more rain5128201512
50 mm (1.97 in): Days with 50 mm or more rain481220154
100 mm (3.94 in): Days with 100 mm or more rain15219851
10 cm (3.9 in): Days with 10 cm or more snowfall4220252

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 Lehigh 4 SW 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).