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Data as of 2025-12-31
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Built 2026-10-19 (19 October 2026)

Haley Threshold Days by Year (USC00323836)

13 fixed thresholds counted per year at Haley (USC00323836): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Haley Thresholds

  • Haley: days with a maximum temperature at or above 30 C (86 F) in 3 years, most in 1910 with 47.
  • Haley: days with a maximum temperature at or above 35 C (95 F) in 3 years, most in 1910 with 13.
  • Haley: days with a maximum temperature at or above 90 F (32.2 C) in 3 years, most in 1909 with 30.
  • Haley: days with a maximum temperature at or below 0 C (32 F) in 3 years, most in 1909 with 65.
  • 13 fixed thresholds have at least one qualifying day at Haley.
3 years with a qualifying day
Days at or above 30 C (86 F) per year at Haley Days per year at Haley with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 47 in 1910. 02040601909: 441910: 471911: 40190919101911
Days per year at Haley with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 47 in 1910.
Days at or above 30 C (86 F) per year at Haley
YearDaysDecade average
19094444
19104743.5
19114043.5
First to last qualifying date each year at Haley For each year, a bar from the first to the last day at Haley meeting 30 C (86 F). 1909: 18 June 1909 to 3 November 19091910: 22 March 1910 to 11 October 19101911: 27 April 1911 to 1 September 1911190919101911JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Haley meeting 30 C (86 F).
First to last qualifying date each year at Haley
YearFirst dateLast date
19091909-06-181909-11-03
19101910-03-221910-10-11
19111911-04-271911-09-01

Every Fixed Threshold

Fixed thresholds at Haley
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days347191040
35 C (95 F): Days313191010
40 C (104 F): Days1219102
90 F (32.2 C): Days330190923
100 F (37.8 C): Days2519101
0 C (32 F): Ice days (max365190951
0 C (32 F): Frost days (min22001911200
-10 C (14 F): Days with min286191186
-20 C (-4 F): Days with min233190930
-30 C (-22 F): Days with min2619092
20 C (68 F): Tropical nights (min2219112
10 mm (0.39 in): Days with 10 mm or more rain214190910
25 mm (0.98 in): Days with 25 mm or more rain2319091

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1909.

Download the Data

  • Data for Haley 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).