Chittenden Pass Weather Records (USC00041739)

Record envelope, standing records and threshold days for Chittenden Pass (USC00041739), California, United States, with 74 years of record.

Key Facts for Chittenden Pass

Chittenden Pass (USC00041739) is a weather station in California, United States at 36.90 latitude and -121.60 longitude, 25 m (82 ft) above sea level.
The station reports from 1909 to 1982, 74 years of record.
484 records set at Chittenden Pass still stand.
Records are tracked for prcp, snow, snwd: an element needs 30 years of data to be eligible.
Chittenden Pass set a daily record precipitation of 33.0 mm (1.3 in) on 31 March 1982.

About the Station

Location: California, United States, 36.90 latitude, -121.60 longitude.
Elevation: 25 m (82 ft).
Period of record: 1909 to 1982, 74 years.
Eligible elements: prcp, snow, snwd.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Chittenden Pass. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Chittenden Pass, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	n/a	n/a	n/a	n/a
Feb	n/a	n/a	n/a	n/a
Mar	15.6 C (60.1 F)	11.1 C (52.0 F)	n/a	n/a
Apr	21.7 C (71.1 F)	12.2 C (54.0 F)	n/a	n/a
May	27.2 C (81.0 F)	10.6 C (51.1 F)	n/a	n/a
Jun	26.7 C (80.1 F)	8.9 C (48.0 F)	n/a	n/a
Jul	n/a	n/a	n/a	n/a
Aug	n/a	n/a	n/a	n/a
Sep	n/a	n/a	n/a	n/a
Oct	n/a	n/a	n/a	n/a
Nov	n/a	n/a	n/a	n/a
Dec	n/a	n/a	n/a	n/a

Which Years Hold Standing Records

484 standing records

484 records at Chittenden Pass still stand. 1909 holds the most, with 484.

Wettest Day of Each Month

Jan: 100.8 mm (4.0 in)

The wettest day on record for each calendar month at Chittenden Pass. The most was 100.8 mm (4.0 in) on 19 January 1969.

Record daily precipitation for each month at Chittenden Pass
Month	Record daily precipitation (mm)	Date
Jan	100.8 mm (4.0 in)	19 January 1969
Feb	50.0 mm (2.0 in)	1 February 1963
Mar	47.2 mm (1.9 in)	28 March 1963
Apr	45.2 mm (1.8 in)	3 April 1958
May	39.6 mm (1.6 in)	19 May 1957
Jun	30.7 mm (1.2 in)	2 June 1967
Jul	17.3 mm (0.7 in)	9 July 1974
Aug	17.0 mm (0.7 in)	19 August 1975
Sep	9.4 mm (0.37 in)	13 September 1963
Oct	47.8 mm (1.9 in)	14 October 1962
Nov	49.0 mm (1.9 in)	6 November 1973
Dec	97.8 mm (3.9 in)	23 December 1955

Period of Record Coverage

1909 to 1909

1 years of record at Chittenden Pass, 1909 to 1909. 1 years have data for under 90 percent of days and are left out of rankings: 1909.

Latest Records

Latest records at Chittenden Pass
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 March 1982	Chittenden Pass, US	daily rain	33.0 mm (1.3 in)	10.4 mm (0.4 in)	15 years	21 of 100 (Routine)
29 March 1982	Chittenden Pass, US	daily rain	20.3 mm (0.8 in)	1.5 mm (0.06 in)	36 years	18 of 100 (Routine)
26 March 1982	Chittenden Pass, US	daily rain	30.5 mm (1.2 in)	13.5 mm (0.5 in)	11 years	24 of 100 (Routine)
5 January 1982	Chittenden Pass, US	daily rain	36.8 mm (1.4 in)	16.0 mm (0.6 in)	4 years	19 of 100 (Routine)
3 January 1982	Chittenden Pass, US	daily rain	95.8 mm (3.8 in)	73.2 mm (2.9 in)	4 years	48 of 100 (Notable)
2 January 1982	Chittenden Pass, US	daily rain	63.0 mm (2.5 in)	55.4 mm (2.2 in)	24 years	53 of 100 (Notable)
30 December 1981	Chittenden Pass, US	daily rain	39.1 mm (1.5 in)	19.8 mm (0.8 in)	16 years	26 of 100 (Routine)
14 November 1981	Chittenden Pass, US	daily rain	43.2 mm (1.7 in)	4.3 mm (0.17 in)	8 years	12 of 100 (Routine)
5 April 1978	Chittenden Pass, US	daily rain	29.7 mm (1.2 in)	1.0 mm (0.04 in)	3 years	8 of 100 (Routine)
5 January 1978	Chittenden Pass, US	daily rain	20.8 mm (0.8 in)	4.3 mm (0.17 in)	22 years	16 of 100 (Routine)
10 June 1977	Chittenden Pass, US	daily rain	4.1 mm (0.16 in)	0.8 mm (0.03 in)	20 years	12 of 100 (Routine)
12 May 1977	Chittenden Pass, US	daily rain	3.6 mm (0.14 in)	3.3 mm (0.13 in)	8 years	13 of 100 (Routine)
9 May 1977	Chittenden Pass, US	daily rain	11.4 mm (0.4 in)	3.3 mm (0.13 in)	20 years	17 of 100 (Routine)
8 May 1977	Chittenden Pass, US	daily rain	11.4 mm (0.4 in)	5.3 mm (0.21 in)	22 years	20 of 100 (Routine)
1 May 1977	Chittenden Pass, US	daily rain	7.1 mm (0.28 in)	1.3 mm (0.05 in)	22 years	14 of 100 (Routine)
3 January 1977	Chittenden Pass, US	daily rain	22.6 mm (0.9 in)	11.7 mm (0.5 in)	12 years	17 of 100 (Routine)

Extremes by Year

1909 to 1982

Yearly extremes at Chittenden Pass: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	27.2 C (81.0 F)	1909	27.2 C (81.0 F)	1
Coldest night (TNn)	8.9 C (48.0 F)	1909	8.9 C (48.0 F)	1
Wettest day (Rx1day)	100.8 mm (4.0 in)	1969	43.2 mm (1.7 in)	37
Wettest five days (Rx5day)	255.0 mm (10.0 in)	1982	78.5 mm (3.1 in)	37
Longest dry spell (CDD)	197 days	1950	94 days	37

Hottest day (TXx)

The hottest day of the year at Chittenden Pass, 1909 to 1982. The record is 27.2 C (81.0 F) in 1909, marked on the chart; the median year is 27.2 C (81.0 F).

Hottest day (TXx) at Chittenden Pass by year
Year	Hottest day (TXx)
1909	27.2 C (81.0 F)
1945	n/a
1946	n/a
1947	n/a
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	n/a
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1981	n/a
1982	n/a

Coldest night (TNn)

The coldest night of the year at Chittenden Pass, 1909 to 1982. The record is 8.9 C (48.0 F) in 1909, marked on the chart; the median year is 8.9 C (48.0 F).

Coldest night (TNn) at Chittenden Pass by year
Year	Coldest night (TNn)
1909	8.9 C (48.0 F)
1945	n/a
1946	n/a
1947	n/a
1948	n/a
1949	n/a
1950	n/a
1951	n/a
1952	n/a
1953	n/a
1954	n/a
1955	n/a
1956	n/a
1957	n/a
1958	n/a
1959	n/a
1960	n/a
1961	n/a
1962	n/a
1963	n/a
1964	n/a
1965	n/a
1966	n/a
1967	n/a
1968	n/a
1969	n/a
1970	n/a
1971	n/a
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1981	n/a
1982	n/a

Wettest day (Rx1day)

The wettest day of the year at Chittenden Pass, 1909 to 1982. The record is 100.8 mm (4.0 in) in 1969, marked on the chart; the median year is 43.2 mm (1.7 in).

Wettest day (Rx1day) at Chittenden Pass by year
Year	Wettest day (Rx1day)
1909	20.1 mm (0.8 in)
1945	44.7 mm (1.8 in)
1946	33.0 mm (1.3 in)
1947	23.6 mm (0.9 in)
1948	31.0 mm (1.2 in)
1949	34.3 mm (1.4 in)
1950	39.1 mm (1.5 in)
1951	30.5 mm (1.2 in)
1952	56.1 mm (2.2 in)
1953	35.1 mm (1.4 in)
1954	28.2 mm (1.1 in)
1955	97.8 mm (3.9 in)
1956	37.3 mm (1.5 in)
1957	44.5 mm (1.8 in)
1958	45.2 mm (1.8 in)
1959	53.6 mm (2.1 in)
1960	46.7 mm (1.8 in)
1961	32.0 mm (1.3 in)
1962	56.1 mm (2.2 in)
1963	97.8 mm (3.9 in)
1964	61.7 mm (2.4 in)
1965	45.0 mm (1.8 in)
1966	49.8 mm (2.0 in)
1967	58.4 mm (2.3 in)
1968	30.5 mm (1.2 in)
1969	100.8 mm (4.0 in)
1970	43.9 mm (1.7 in)
1971	25.7 mm (1.0 in)
1972	38.9 mm (1.5 in)
1973	49.0 mm (1.9 in)
1974	46.5 mm (1.8 in)
1975	29.2 mm (1.1 in)
1976	32.3 mm (1.3 in)
1977	22.6 mm (0.9 in)
1978	29.7 mm (1.2 in)
1981	43.2 mm (1.7 in)
1982	95.8 mm (3.8 in)

Wettest five days (Rx5day)

The wettest five days of the year at Chittenden Pass, 1909 to 1982. The record is 255.0 mm (10.0 in) in 1982, marked on the chart; the median year is 78.5 mm (3.1 in).

Wettest five days (Rx5day) at Chittenden Pass by year
Year	Wettest five days (Rx5day)
1909	37.8 mm (1.5 in)
1945	86.3 mm (3.4 in)
1946	43.2 mm (1.7 in)
1947	33.3 mm (1.3 in)
1948	57.2 mm (2.3 in)
1949	56.6 mm (2.2 in)
1950	75.7 mm (3.0 in)
1951	53.3 mm (2.1 in)
1952	87.1 mm (3.4 in)
1953	59.4 mm (2.3 in)
1954	55.3 mm (2.2 in)
1955	237.3 mm (9.3 in)
1956	78.5 mm (3.1 in)
1957	70.2 mm (2.8 in)
1958	102.3 mm (4.0 in)
1959	118.6 mm (4.7 in)
1960	78.4 mm (3.1 in)
1961	41.9 mm (1.6 in)
1962	103.1 mm (4.1 in)
1963	179.0 mm (7.0 in)
1964	133.6 mm (5.3 in)
1965	92.7 mm (3.6 in)
1966	131.6 mm (5.2 in)
1967	120.7 mm (4.8 in)
1968	46.0 mm (1.8 in)
1969	156.4 mm (6.2 in)
1970	109.7 mm (4.3 in)
1971	41.9 mm (1.6 in)
1972	94.8 mm (3.7 in)
1973	94.8 mm (3.7 in)
1974	116.8 mm (4.6 in)
1975	69.8 mm (2.7 in)
1976	36.6 mm (1.4 in)
1977	62.2 mm (2.4 in)
1978	81.5 mm (3.2 in)
1981	70.6 mm (2.8 in)
1982	255.0 mm (10.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Chittenden Pass, 1909 to 1982. The record is 197 days in 1950, marked on the chart; the median year is 94 days.

Longest dry spell (CDD) at Chittenden Pass by year
Year	Longest dry spell (CDD)
1909	11 days
1945	31 days
1946	62 days
1947	52 days
1948	131 days
1949	55 days
1950	197 days
1951	172 days
1952	140 days
1953	96 days
1954	152 days
1955	189 days
1956	53 days
1957	58 days
1958	90 days
1959	144 days
1960	128 days
1961	86 days
1962	102 days
1963	94 days
1964	30 days
1965	106 days
1966	81 days
1967	122 days
1968	96 days
1969	135 days
1970	133 days
1971	124 days
1972	121 days
1973	81 days
1974	84 days
1975	68 days
1976	53 days
1977	82 days
1978	127 days
1981	61 days
1982	20 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Download the Data

Data for Chittenden Pass standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Chittenden 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).