Built 2026-10-19 (19 October 2026)

Dolon Pass Threshold Days by Year (KG000036963)

2 fixed thresholds counted per year at Dolon Pass (KG000036963): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Dolon Pass Thresholds

  • Dolon Pass: days with 10 mm (0.39 in) or more of precipitation in 28 years, most in 1949 with 12.
  • Dolon Pass: days with 25 mm (0.98 in) or more of precipitation in 7 years, most in 1949 with 1.
  • 2 fixed thresholds have at least one qualifying day at Dolon Pass.
28 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Dolon Pass Days per year at Dolon Pass with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 12 in 1949. 0510151947: 71948: 71949: 121950: 61951: 41952: 101953: 111958: 91959: 81960: 91961: 61962: 71963: 71964: 41965: 91977: 41978: 21979: 41980: 71981: 131982: 81983: 81984: 21985: 51986: 51988: 61989: 11990: 111947195019531960196319771980198319861990
Days per year at Dolon Pass with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. The most was 12 in 1949.
Days with 10 mm (0.39 in) or more of precipitation per year at Dolon Pass
YearDaysDecade average
194778.7
194878.7
1949128.7
195068
195148
1952108
1953118
195898
195988
196097
196167
196277
196377
196447
196597
197743.3
197823.3
197943.3
198076.1
1981136.1
198286.1
198386.1
198426.1
198556.1
198656.1
198866.1
198916.1
19901111
First to last qualifying date each year at Dolon Pass For each year, a bar from the first to the last day at Dolon Pass meeting 10 mm (0.39 in). 1947: 17 May 1947 to 19 September 19471948: 23 May 1948 to 20 August 19481949: 19 May 1949 to 11 September 19491950: 5 May 1950 to 17 August 19501951: 19 May 1951 to 9 October 19511952: 7 April 1952 to 24 August 19521953: 11 May 1953 to 8 August 19531958: 19 May 1958 to 12 August 19581959: 1 May 1959 to 30 August 19591960: 1 May 1960 to 3 September 19601961: 9 June 1961 to 6 August 19611962: 14 May 1962 to 7 September 19621963: 14 April 1963 to 1 August 19631964: 23 June 1964 to 29 July 19641965: 7 April 1965 to 3 August 19651977: 19 May 1977 to 29 July 19771978: 24 May 1978 to 13 June 19781979: 6 April 1979 to 7 August 19791980: 9 May 1980 to 6 August 19801981: 14 May 1981 to 19 August 19811982: 26 May 1982 to 26 October 19821983: 27 April 1983 to 5 July 19831984: 5 June 1984 to 28 June 19841985: 2 May 1985 to 4 September 19851986: 10 July 1986 to 23 August 19861988: 4 July 1988 to 26 September 19881989: 18 July 1989 to 18 July 19891990: 9 April 1990 to 22 August 19901947195119591963197819821986JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Dolon Pass meeting 10 mm (0.39 in).
First to last qualifying date each year at Dolon Pass
YearFirst dateLast date
19471947-05-171947-09-19
19481948-05-231948-08-20
19491949-05-191949-09-11
19501950-05-051950-08-17
19511951-05-191951-10-09
19521952-04-071952-08-24
19531953-05-111953-08-08
19581958-05-191958-08-12
19591959-05-011959-08-30
19601960-05-011960-09-03
19611961-06-091961-08-06
19621962-05-141962-09-07
19631963-04-141963-08-01
19641964-06-231964-07-29
19651965-04-071965-08-03
19771977-05-191977-07-29
19781978-05-241978-06-13
19791979-04-061979-08-07
19801980-05-091980-08-06
19811981-05-141981-08-19
19821982-05-261982-10-26
19831983-04-271983-07-05
19841984-06-051984-06-28
19851985-05-021985-09-04
19861986-07-101986-08-23
19881988-07-041988-09-26
19891989-07-181989-07-18
19901990-04-091990-08-22

Every Fixed Threshold

Fixed thresholds at Dolon Pass
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
10 mm (0.39 in): Days with 10 mm or more rain2812194911
25 mm (0.98 in): Days with 25 mm or more rain7119491

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1947.

Download the Data

  • Data for Dolon Pass 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).