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Built 2026-10-19 (19 October 2026)

Beltsville Plt STN 5 Threshold Days by Year (USC00180705)

16 fixed thresholds counted per year at Beltsville Plt STN 5 (USC00180705): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Beltsville Plt STN 5 Thresholds

  • Beltsville Plt STN 5: days with a maximum temperature at or above 30 C (86 F) in 29 years, most in 1959 with 79.
  • Beltsville Plt STN 5: days with a maximum temperature at or above 90 F (32.2 C) in 29 years, most in 1959 with 43.
  • Beltsville Plt STN 5: days with a maximum temperature at or below 0 C (32 F) in 29 years, most in 1977 with 31.
  • Beltsville Plt STN 5: nights with a minimum temperature at or below 0 C (32 F) in 29 years, most in 1960 with 141.
  • 16 fixed thresholds have at least one qualifying day at Beltsville Plt STN 5.
29 years with a qualifying day
Days at or above 30 C (86 F) per year at Beltsville Plt STN 5 Days per year at Beltsville Plt STN 5 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 79 in 1959. 0204060801949: 531950: 401951: 591952: 591953: 651954: 621955: 531956: 571957: 681958: 471959: 791960: 501961: 701962: 581963: 511964: 591965: 641966: 731967: 351968: 541969: 591970: 651971: 471972: 331973: 561974: 421975: 441976: 491977: 661949195219551958196119641967197019731976
Days per year at Beltsville Plt STN 5 with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 79 in 1959.
Days at or above 30 C (86 F) per year at Beltsville Plt STN 5
YearDaysDecade average
19495353
19504058.9
19515958.9
19525958.9
19536558.9
19546258.9
19555358.9
19565758.9
19576858.9
19584758.9
19597958.9
19605057.3
19617057.3
19625857.3
19635157.3
19645957.3
19656457.3
19667357.3
19673557.3
19685457.3
19695957.3
19706550.3
19714750.3
19723350.3
19735650.3
19744250.3
19754450.3
19764950.3
19776650.3
First to last qualifying date each year at Beltsville Plt STN 5 For each year, a bar from the first to the last day at Beltsville Plt STN 5 meeting 30 C (86 F). 1949: 5 May 1949 to 6 September 19491950: 7 May 1950 to 4 September 19501951: 30 April 1951 to 7 October 19511952: 24 April 1952 to 15 September 19521953: 26 April 1953 to 1 October 19531954: 3 May 1954 to 14 October 19541955: 6 May 1955 to 21 September 19551956: 29 April 1956 to 24 September 19561957: 22 April 1957 to 23 September 19571958: 1 June 1958 to 27 September 19581959: 10 April 1959 to 7 October 19591960: 15 April 1960 to 10 September 19601961: 26 April 1961 to 14 October 19611962: 27 April 1962 to 13 October 19621963: 3 April 1963 to 21 September 19631964: 9 May 1964 to 12 September 19641965: 4 May 1965 to 24 September 19651966: 7 May 1966 to 12 September 19661967: 3 April 1967 to 6 October 19671968: 7 June 1968 to 26 September 19681969: 28 April 1969 to 18 September 19691970: 10 May 1970 to 27 September 19701971: 20 May 1971 to 17 September 19711972: 5 June 1972 to 27 September 19721973: 23 April 1973 to 8 September 19731974: 30 April 1974 to 14 September 19741975: 21 May 1975 to 31 August 19751976: 17 April 1976 to 15 September 19761977: 13 April 1977 to 20 September 197719491953195719611965196919731977JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Beltsville Plt STN 5 meeting 30 C (86 F).
First to last qualifying date each year at Beltsville Plt STN 5
YearFirst dateLast date
19491949-05-051949-09-06
19501950-05-071950-09-04
19511951-04-301951-10-07
19521952-04-241952-09-15
19531953-04-261953-10-01
19541954-05-031954-10-14
19551955-05-061955-09-21
19561956-04-291956-09-24
19571957-04-221957-09-23
19581958-06-011958-09-27
19591959-04-101959-10-07
19601960-04-151960-09-10
19611961-04-261961-10-14
19621962-04-271962-10-13
19631963-04-031963-09-21
19641964-05-091964-09-12
19651965-05-041965-09-24
19661966-05-071966-09-12
19671967-04-031967-10-06
19681968-06-071968-09-26
19691969-04-281969-09-18
19701970-05-101970-09-27
19711971-05-201971-09-17
19721972-06-051972-09-27
19731973-04-231973-09-08
19741974-04-301974-09-14
19751975-05-211975-08-31
19761976-04-171976-09-15
19771977-04-131977-09-20

Every Fixed Threshold

Fixed thresholds at Beltsville Plt STN 5
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days2979195966
35 C (95 F): Days2117195310
90 F (32.2 C): Days2943195938
100 F (37.8 C): Days6219531
0 C (32 F): Ice days (max2931197731
0 C (32 F): Frost days (min29141196093
-10 C (14 F): Days with min2931195823
-20 C (-4 F): Days with min10619611
20 C (68 F): Tropical nights (min2945195936
25 C (77 F): Days with min1219772
10 mm (0.39 in): Days with 10 mm or more rain2948197332
25 mm (0.98 in): Days with 25 mm or more rain2917197110
50 mm (1.97 in): Days with 50 mm or more rain26419501
100 mm (3.94 in): Days with 100 mm or more rain5219752
10 cm (3.9 in): Days with 10 cm or more snowfall27619641
25 cm (9.8 in): Days with 25 cm or more snowfall5219661

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1949.

Download the Data

  • Data for Beltsville Plt STN 5 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).