Walterville 1 SW Weather Records (USC00359001)

Record envelope, standing records and threshold days for Walterville 1 SW (USC00359001), Oregon, United States, with 46 years of record.

Key Facts for Walterville 1 SW

Walterville 1 SW (USC00359001) is a weather station in Oregon, United States at 44.07 latitude and -122.83 longitude, 171 m (561 ft) above sea level.
The station reports from 1917 to 1962, 46 years of record.
4 records set at Walterville 1 SW still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Oregon, United States, 44.07 latitude, -122.83 longitude.
Elevation: 171 m (561 ft).
Period of record: 1917 to 1962, 46 years.
Eligible elements: none yet.

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 Walterville 1 SW. 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 Walterville 1 SW, 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	n/a	n/a	n/a	n/a
Apr	n/a	n/a	n/a	n/a
May	n/a	n/a	n/a	n/a
Jun	27.8 C (82.0 F)	7.8 C (46.0 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

4 standing records

4 records at Walterville 1 SW still stand. 1962 holds the most, with 4.

Wettest Day of Each Month

Jan: 98.6 mm (3.9 in)

The wettest day on record for each calendar month at Walterville 1 SW. The most was 98.6 mm (3.9 in) on 2 January 1933.

Record daily precipitation for each month at Walterville 1 SW
Month	Record daily precipitation (mm)	Date
Jan	98.6 mm (3.9 in)	2 January 1933
Feb	57.9 mm (2.3 in)	20 February 1927
Mar	47.0 mm (1.9 in)	21 March 1929
Apr	43.7 mm (1.7 in)	4 April 1919
May	12.4 mm (0.5 in)	15 May 1918
Jun	25.4 mm (1.0 in)	9 June 1933
Jul	6.1 mm (0.24 in)	1 July 1954
Aug	16.5 mm (0.6 in)	28 August 1954
Oct	87.6 mm (3.4 in)	29 October 1950
Nov	66.5 mm (2.6 in)	26 November 1946
Dec	76.2 mm (3.0 in)	23 December 1917

Period of Record Coverage

1962 to 1962

1 years of record at Walterville 1 SW, 1962 to 1962. 1 years have data for under 90 percent of days and are left out of rankings: 1962.

Latest Records

No records were set at this station in the latest data.

Extremes by Year

1917 to 1962

Yearly extremes at Walterville 1 SW: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	27.8 C (82.0 F)	1962	27.8 C (82.0 F)	1
Coldest night (TNn)	7.8 C (46.0 F)	1962	7.8 C (46.0 F)	1
Wettest day (Rx1day)	98.6 mm (3.9 in)	1933	50.8 mm (2.0 in)	30
Wettest five days (Rx5day)	243.6 mm (9.6 in)	1924	115.1 mm (4.5 in)	29
Longest dry spell (CDD)	57 days	1918	14 days	30

Hottest day (TXx)

The hottest day of the year at Walterville 1 SW, 1917 to 1962. The record is 27.8 C (82.0 F) in 1962, marked on the chart; the median year is 27.8 C (82.0 F).

Hottest day (TXx) at Walterville 1 SW by year
Year	Hottest day (TXx)
1917	n/a
1918	n/a
1919	n/a
1920	n/a
1921	n/a
1922	n/a
1923	n/a
1924	n/a
1926	n/a
1927	n/a
1928	n/a
1929	n/a
1930	n/a
1931	n/a
1932	n/a
1933	n/a
1934	n/a
1943	n/a
1944	n/a
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
1962	27.8 C (82.0 F)

Coldest night (TNn)

The coldest night of the year at Walterville 1 SW, 1917 to 1962. The record is 7.8 C (46.0 F) in 1962, marked on the chart; the median year is 7.8 C (46.0 F).

Coldest night (TNn) at Walterville 1 SW by year
Year	Coldest night (TNn)
1917	n/a
1918	n/a
1919	n/a
1920	n/a
1921	n/a
1922	n/a
1923	n/a
1924	n/a
1926	n/a
1927	n/a
1928	n/a
1929	n/a
1930	n/a
1931	n/a
1932	n/a
1933	n/a
1934	n/a
1943	n/a
1944	n/a
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
1962	7.8 C (46.0 F)

Wettest day (Rx1day)

The wettest day of the year at Walterville 1 SW, 1917 to 1962. The record is 98.6 mm (3.9 in) in 1933, marked on the chart; the median year is 50.8 mm (2.0 in).

Wettest day (Rx1day) at Walterville 1 SW by year
Year	Wettest day (Rx1day)
1917	76.2 mm (3.0 in)
1918	47.0 mm (1.9 in)
1919	50.8 mm (2.0 in)
1920	37.6 mm (1.5 in)
1921	63.0 mm (2.5 in)
1922	50.3 mm (2.0 in)
1923	50.8 mm (2.0 in)
1924	64.8 mm (2.6 in)
1926	50.8 mm (2.0 in)
1927	57.9 mm (2.3 in)
1928	45.7 mm (1.8 in)
1929	55.4 mm (2.2 in)
1930	46.5 mm (1.8 in)
1931	43.2 mm (1.7 in)
1932	39.4 mm (1.6 in)
1933	98.6 mm (3.9 in)
1934	25.9 mm (1.0 in)
1943	34.3 mm (1.4 in)
1944	24.1 mm (0.9 in)
1945	52.3 mm (2.1 in)
1946	66.5 mm (2.6 in)
1947	67.1 mm (2.6 in)
1948	73.7 mm (2.9 in)
1949	55.9 mm (2.2 in)
1950	87.6 mm (3.4 in)
1951	53.3 mm (2.1 in)
1952	50.0 mm (2.0 in)
1953	61.0 mm (2.4 in)
1954	36.1 mm (1.4 in)
1962	0.0 mm (0.00 in)

Wettest five days (Rx5day)

The wettest five days of the year at Walterville 1 SW, 1917 to 1962. The record is 243.6 mm (9.6 in) in 1924, marked on the chart; the median year is 115.1 mm (4.5 in).

Wettest five days (Rx5day) at Walterville 1 SW by year
Year	Wettest five days (Rx5day)
1917	171.6 mm (6.8 in)
1918	103.4 mm (4.1 in)
1919	134.2 mm (5.3 in)
1920	92.2 mm (3.6 in)
1921	178.8 mm (7.0 in)
1922	106.4 mm (4.2 in)
1923	109.0 mm (4.3 in)
1924	243.6 mm (9.6 in)
1926	95.3 mm (3.8 in)
1927	158.0 mm (6.2 in)
1928	105.2 mm (4.1 in)
1929	139.5 mm (5.5 in)
1930	94.3 mm (3.7 in)
1931	117.4 mm (4.6 in)
1932	115.1 mm (4.5 in)
1933	138.2 mm (5.4 in)
1934	93.4 mm (3.7 in)
1943	24.9 mm (1.0 in)
1944	79.2 mm (3.1 in)
1945	126.0 mm (5.0 in)
1946	98.8 mm (3.9 in)
1947	113.3 mm (4.5 in)
1948	154.0 mm (6.1 in)
1949	111.8 mm (4.4 in)
1950	187.7 mm (7.4 in)
1951	126.3 mm (5.0 in)
1952	125.4 mm (4.9 in)
1953	143.6 mm (5.7 in)
1954	97.0 mm (3.8 in)
1962	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Walterville 1 SW, 1917 to 1962. The record is 57 days in 1918, marked on the chart; the median year is 14 days.

Longest dry spell (CDD) at Walterville 1 SW by year
Year	Longest dry spell (CDD)
1917	25 days
1918	57 days
1919	16 days
1920	23 days
1921	13 days
1922	13 days
1923	11 days
1924	11 days
1926	10 days
1927	7 days
1928	10 days
1929	15 days
1930	9 days
1931	15 days
1932	12 days
1933	19 days
1934	20 days
1943	2 days
1944	24 days
1945	15 days
1946	11 days
1947	13 days
1948	18 days
1949	21 days
1950	6 days
1951	29 days
1952	23 days
1953	11 days
1954	34 days
1962	1 day

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 Walterville 1 SW standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Walterville 1 SW 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 2026-10-14 (14 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).