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Built 2026-10-19 (19 October 2026)

Valleyview Rs Threshold Days by Year (CA003076675)

13 fixed thresholds counted per year at Valleyview Rs (CA003076675): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Valleyview Rs Thresholds

  • Valleyview Rs: days with a maximum temperature at or above 30 C (86 F) in 11 years, most in 1981 with 18.
  • Valleyview Rs: days with a maximum temperature at or below 0 C (32 F) in 11 years, most in 1982 with 117.
  • Valleyview Rs: nights with a minimum temperature at or below 0 C (32 F) in 11 years, most in 1967 with 200.
  • Valleyview Rs: nights with a minimum temperature at or below -10 C (14 F) in 11 years, most in 1982 with 125.
  • 13 fixed thresholds have at least one qualifying day at Valleyview Rs.
11 years with a qualifying day
Days at or above 30 C (86 F) per year at Valleyview Rs Days per year at Valleyview Rs with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 18 in 1981. 051015201966: 11967: 61968: 11969: 11970: 41971: 21979: 21980: 21981: 181982: 51983: 4196619681970197919811983
Days per year at Valleyview Rs with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 18 in 1981.
Days at or above 30 C (86 F) per year at Valleyview Rs
YearDaysDecade average
196612.3
196762.3
196812.3
196912.3
197042.7
197122.7
197922.7
198027.3
1981187.3
198257.3
198347.3
First to last qualifying date each year at Valleyview Rs For each year, a bar from the first to the last day at Valleyview Rs meeting 30 C (86 F). 1966: 24 August 1966 to 24 August 19661967: 9 August 1967 to 16 September 19671968: 4 July 1968 to 4 July 19681969: 17 June 1969 to 17 June 19691970: 2 June 1970 to 6 August 19701971: 31 July 1971 to 1 August 19711979: 17 July 1979 to 18 July 19791980: 15 June 1980 to 22 July 19801981: 12 July 1981 to 18 September 19811982: 12 June 1982 to 30 July 19821983: 28 May 1983 to 10 August 1983196619681970197919811983JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Valleyview Rs meeting 30 C (86 F).
First to last qualifying date each year at Valleyview Rs
YearFirst dateLast date
19661966-08-241966-08-24
19671967-08-091967-09-16
19681968-07-041968-07-04
19691969-06-171969-06-17
19701970-06-021970-08-06
19711971-07-311971-08-01
19791979-07-171979-07-18
19801980-06-151980-07-22
19811981-07-121981-09-18
19821982-06-121982-07-30
19831983-05-281983-08-10

Every Fixed Threshold

Fixed thresholds at Valleyview Rs
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days111819814
90 F (32.2 C): Days3319813
0 C (32 F): Ice days (max111171982100
0 C (32 F): Frost days (min112001967184
-10 C (14 F): Days with min11125198293
-20 C (-4 F): Days with min1167198231
-30 C (-22 F): Days with min112519699
-40 C (-40 F): Days with min5219661
20 C (68 F): Tropical nights (min1119811
10 mm (0.39 in): Days with 10 mm or more rain1118196913
25 mm (0.98 in): Days with 25 mm or more rain8419834
50 mm (1.97 in): Days with 50 mm or more rain3119661
10 cm (3.9 in): Days with 10 cm or more snowfall10819663

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1966.

Download the Data

  • Data for Valleyview Rs 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).