Record envelope, standing records and threshold days for Chesaw (USC00451381), Washington, United States, with 42 years of record.
Key Facts for Chesaw
Chesaw (USC00451381) is a weather station in Washington, United States at 48.95 latitude and -119.05 longitude, 875 m (2,871 ft) above sea level.
The station reports from 1917 to 1958, 42 years of record.
1,464 records set at Chesaw still stand.
Records are tracked for prcp: an element needs 30 years of data to be eligible.
Chesaw tied a daily record precipitation of 5.1 mm (0.20 in) on 17 September 1958.
About the Station
Location: Washington, United States, 48.95 latitude, -119.05 longitude.
Elevation: 875 m (2,871 ft).
Period of record: 1917 to 1958, 42 years.
Eligible elements: prcp.
Daily Record Envelope and 2026
0 days at or beyond a record
Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Chesaw. 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 Chesaw, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
10.0 C (50.0 F)
-35.6 C (-32.1 F)
n/a
n/a
Feb
11.1 C (52.0 F)
-32.2 C (-26.0 F)
n/a
n/a
Mar
20.0 C (68.0 F)
-31.1 C (-24.0 F)
n/a
n/a
Apr
28.3 C (82.9 F)
-14.4 C (6.1 F)
n/a
n/a
May
35.0 C (95.0 F)
-8.9 C (16.0 F)
n/a
n/a
Jun
33.3 C (91.9 F)
-3.3 C (26.1 F)
n/a
n/a
Jul
38.9 C (102.0 F)
1.1 C (34.0 F)
n/a
n/a
Aug
36.7 C (98.1 F)
-2.2 C (28.0 F)
n/a
n/a
Sep
34.4 C (93.9 F)
-5.6 C (21.9 F)
n/a
n/a
Oct
26.7 C (80.1 F)
-18.3 C (-0.9 F)
n/a
n/a
Nov
13.9 C (57.0 F)
-26.7 C (-16.1 F)
n/a
n/a
Dec
10.0 C (50.0 F)
-29.4 C (-20.9 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Chesaw still stand. 1936 holds the most, with 82.
Standing records at Chesaw by the year they were set
Year set
Standing records
1926
12
1930
56
1931
56
1932
60
1933
58
1934
65
1935
64
1936
82
1937
39
1938
48
1939
62
1940
43
1941
41
1942
40
1943
54
1944
39
1945
45
1946
37
1947
43
1948
35
1949
51
1950
58
1951
45
1952
49
1953
39
1954
63
1955
79
1956
25
1957
30
1958
46
Wettest Day of Each Month
Jun: 57.4 mm (2.3 in)
The wettest day on record for each calendar month at Chesaw. The most was 57.4 mm (2.3 in) on 2 June 1936.
Record daily precipitation for each month at Chesaw
Month
Record daily precipitation (mm)
Date
Jan
28.4 mm (1.1 in)
4 January 1956
Feb
25.7 mm (1.0 in)
19 February 1956
Mar
20.3 mm (0.8 in)
24 March 1930
Apr
24.6 mm (1.0 in)
29 April 1948
May
31.5 mm (1.2 in)
25 May 1942
Jun
57.4 mm (2.3 in)
2 June 1936
Jul
33.3 mm (1.3 in)
16 July 1942
Aug
45.7 mm (1.8 in)
28 August 1951
Sep
41.1 mm (1.6 in)
7 September 1927
Oct
36.8 mm (1.4 in)
1 October 1940
Nov
18.0 mm (0.7 in)
10 November 1944
Dec
27.4 mm (1.1 in)
1 December 1927
Period of Record Coverage
1926 to 1958
Complete yearUnder 90 percent of days
30 years of record at Chesaw, 1926 to 1958. 6 years have data for under 90 percent of days and are left out of rankings: 1926, 1930, 1937, 1956, 1957, 1958.
Cooler than the station meanWarmer than the station mean
One stripe for each of 22 complete years at Chesaw, 1932 to 1955. Blue stripes are years cooler than the station's own mean of 5.3 C (41.6 F); red stripes are warmer. The coolest year was 1955, at 3.7 C (38.6 F), and the warmest was 1934, at 7.5 C (45.4 F). The strongest colour marks a difference of 2.2 C (4.0 F).
Annual mean temperature at Chesaw as warming stripes, 1932 to 1955
Year
Annual mean temperature
Difference from the station mean
1932
5.5 C
+0.15 C
1933
5.3 C
0.00 C
1934
7.5 C
+2.13 C
1935
5.0 C
-0.32 C
1936
5.6 C
+0.21 C
1939
6.6 C
+1.25 C
1940
6.9 C
+1.53 C
1941
6.6 C
+1.24 C
1942
5.6 C
+0.21 C
1943
5.0 C
-0.37 C
1944
5.5 C
+0.13 C
1945
5.3 C
-0.09 C
1946
4.9 C
-0.43 C
1947
5.6 C
+0.26 C
1948
4.0 C
-1.31 C
1949
4.7 C
-0.67 C
1950
4.0 C
-1.31 C
1951
4.0 C
-1.36 C
1952
5.5 C
+0.14 C
1953
5.9 C
+0.53 C
1954
5.1 C
-0.20 C
1955
3.7 C
-1.65 C
This station does not have enough complete years (30 are needed) to fit a temperature trend.
A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.
Extremes by Year
1917 to 1958
Yearly extremes at Chesaw: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
38.9 C (102.0 F)
1939
34.4 C (93.9 F)
30
Coldest night (TNn)
-35.6 C (-32.1 F)
1950
-26.1 C (-15.1 F)
30
Wettest day (Rx1day)
57.4 mm (2.3 in)
1936
19.6 mm (0.8 in)
34
Wettest five days (Rx5day)
68.7 mm (2.7 in)
1936
31.3 mm (1.2 in)
33
Longest dry spell (CDD)
65 days
1952
32 days
33
Hottest day (TXx)
The hottest day of the year at Chesaw, 1917 to 1958. The record is 38.9 C (102.0 F) in 1939, marked on the chart; the median year is 34.4 C (93.9 F).
Hottest day (TXx) at Chesaw by year
Year
Hottest day (TXx)
1917
n/a
1918
n/a
1921
n/a
1922
n/a
1923
n/a
1924
n/a
1925
n/a
1926
13.3 C (55.9 F)
1927
n/a
1928
n/a
1929
n/a
1930
35.0 C (95.0 F)
1931
36.1 C (97.0 F)
1932
34.4 C (93.9 F)
1933
35.6 C (96.1 F)
1934
38.3 C (100.9 F)
1935
35.0 C (95.0 F)
1936
36.1 C (97.0 F)
1937
35.6 C (96.1 F)
1938
36.7 C (98.1 F)
1939
38.9 C (102.0 F)
1940
38.3 C (100.9 F)
1941
36.7 C (98.1 F)
1942
34.4 C (93.9 F)
1943
33.9 C (93.0 F)
1944
34.4 C (93.9 F)
1945
33.9 C (93.0 F)
1946
33.9 C (93.0 F)
1947
32.2 C (90.0 F)
1948
31.1 C (88.0 F)
1949
33.3 C (91.9 F)
1950
33.3 C (91.9 F)
1951
32.2 C (90.0 F)
1952
35.6 C (96.1 F)
1953
33.3 C (91.9 F)
1954
32.2 C (90.0 F)
1955
34.4 C (93.9 F)
1956
35.6 C (96.1 F)
1957
31.1 C (88.0 F)
1958
36.7 C (98.1 F)
Coldest night (TNn)
The coldest night of the year at Chesaw, 1917 to 1958. The record is -35.6 C (-32.1 F) in 1950, marked on the chart; the median year is -26.1 C (-15.1 F).
Coldest night (TNn) at Chesaw by year
Year
Coldest night (TNn)
1917
n/a
1918
n/a
1921
n/a
1922
n/a
1923
n/a
1924
n/a
1925
n/a
1926
-14.4 C (6.1 F)
1927
n/a
1928
n/a
1929
n/a
1930
-17.8 C (0.0 F)
1931
-21.7 C (-7.1 F)
1932
-26.7 C (-16.1 F)
1933
-30.0 C (-22.0 F)
1934
-15.0 C (5.0 F)
1935
-32.8 C (-27.0 F)
1936
-32.2 C (-26.0 F)
1937
-26.7 C (-16.1 F)
1938
-20.6 C (-5.1 F)
1939
-27.2 C (-17.0 F)
1940
-20.6 C (-5.1 F)
1941
-18.3 C (-0.9 F)
1942
-23.3 C (-9.9 F)
1943
-34.4 C (-29.9 F)
1944
-24.4 C (-11.9 F)
1945
-21.7 C (-7.1 F)
1946
-25.6 C (-14.1 F)
1947
-28.3 C (-18.9 F)
1948
-25.6 C (-14.1 F)
1949
-28.9 C (-20.0 F)
1950
-35.6 C (-32.1 F)
1951
-29.4 C (-20.9 F)
1952
-21.7 C (-7.1 F)
1953
-15.6 C (3.9 F)
1954
-33.9 C (-29.0 F)
1955
-31.1 C (-24.0 F)
1956
-30.0 C (-22.0 F)
1957
-35.0 C (-31.0 F)
1958
-17.8 C (0.0 F)
Wettest day (Rx1day)
The wettest day of the year at Chesaw, 1917 to 1958. The record is 57.4 mm (2.3 in) in 1936, marked on the chart; the median year is 19.6 mm (0.8 in).
Wettest day (Rx1day) at Chesaw by year
Year
Wettest day (Rx1day)
1917
n/a
1918
n/a
1921
2.5 mm (0.10 in)
1922
n/a
1923
n/a
1924
n/a
1925
n/a
1926
9.1 mm (0.36 in)
1927
41.1 mm (1.6 in)
1928
34.0 mm (1.3 in)
1929
11.4 mm (0.4 in)
1930
20.3 mm (0.8 in)
1931
13.5 mm (0.5 in)
1932
17.8 mm (0.7 in)
1933
16.0 mm (0.6 in)
1934
13.5 mm (0.5 in)
1935
22.9 mm (0.9 in)
1936
57.4 mm (2.3 in)
1937
23.4 mm (0.9 in)
1938
16.8 mm (0.7 in)
1939
16.5 mm (0.6 in)
1940
36.8 mm (1.4 in)
1941
30.2 mm (1.2 in)
1942
33.3 mm (1.3 in)
1943
15.7 mm (0.6 in)
1944
26.9 mm (1.1 in)
1945
21.8 mm (0.9 in)
1946
17.8 mm (0.7 in)
1947
17.5 mm (0.7 in)
1948
42.4 mm (1.7 in)
1949
17.0 mm (0.7 in)
1950
15.0 mm (0.6 in)
1951
45.7 mm (1.8 in)
1952
16.5 mm (0.6 in)
1953
20.6 mm (0.8 in)
1954
24.1 mm (0.9 in)
1955
18.0 mm (0.7 in)
1956
28.4 mm (1.1 in)
1957
18.8 mm (0.7 in)
1958
30.5 mm (1.2 in)
Wettest five days (Rx5day)
The wettest five days of the year at Chesaw, 1917 to 1958. The record is 68.7 mm (2.7 in) in 1936, marked on the chart; the median year is 31.3 mm (1.2 in).
Wettest five days (Rx5day) at Chesaw by year
Year
Wettest five days (Rx5day)
1917
n/a
1918
n/a
1921
n/a
1922
n/a
1923
n/a
1924
n/a
1925
n/a
1926
17.4 mm (0.7 in)
1927
61.5 mm (2.4 in)
1928
59.4 mm (2.3 in)
1929
21.0 mm (0.8 in)
1930
45.9 mm (1.8 in)
1931
29.3 mm (1.2 in)
1932
25.8 mm (1.0 in)
1933
24.1 mm (0.9 in)
1934
20.6 mm (0.8 in)
1935
24.4 mm (1.0 in)
1936
68.7 mm (2.7 in)
1937
28.8 mm (1.1 in)
1938
28.8 mm (1.1 in)
1939
20.3 mm (0.8 in)
1940
54.3 mm (2.1 in)
1941
51.5 mm (2.0 in)
1942
51.1 mm (2.0 in)
1943
33.3 mm (1.3 in)
1944
31.3 mm (1.2 in)
1945
42.6 mm (1.7 in)
1946
43.5 mm (1.7 in)
1947
37.3 mm (1.5 in)
1948
66.5 mm (2.6 in)
1949
21.0 mm (0.8 in)
1950
25.9 mm (1.0 in)
1951
66.3 mm (2.6 in)
1952
28.9 mm (1.1 in)
1953
28.8 mm (1.1 in)
1954
39.9 mm (1.6 in)
1955
30.8 mm (1.2 in)
1956
67.4 mm (2.7 in)
1957
24.6 mm (1.0 in)
1958
40.6 mm (1.6 in)
Longest dry spell (CDD)
The longest dry spell of the year at Chesaw, 1917 to 1958. The record is 65 days in 1952, marked on the chart; the median year is 32 days.
Longest dry spell (CDD) at Chesaw by year
Year
Longest dry spell (CDD)
1917
n/a
1918
n/a
1921
n/a
1922
n/a
1923
n/a
1924
n/a
1925
n/a
1926
10 days
1927
29 days
1928
24 days
1929
51 days
1930
31 days
1931
33 days
1932
27 days
1933
26 days
1934
37 days
1935
27 days
1936
38 days
1937
20 days
1938
35 days
1939
40 days
1940
38 days
1941
20 days
1942
57 days
1943
32 days
1944
22 days
1945
56 days
1946
31 days
1947
22 days
1948
25 days
1949
47 days
1950
36 days
1951
35 days
1952
65 days
1953
42 days
1954
54 days
1955
50 days
1956
29 days
1957
24 days
1958
28 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.
Frost Dates and Growing Season
22 years with a frost
Across 22 years with a frost, the median last spring frost at Chesaw falls on 1 June and the median first autumn frost on 12 September, which leaves a median of 99 days between them.
Frost dates and growing season at Chesaw
Measure
Median, all years
Earliest period
Recent period (1932 to 1955)
Recent against earliest
Fitted trend
Last spring frost
1 June
n/a
1 June
n/a
n/a
First autumn frost
12 September
n/a
12 September
n/a
n/a
Growing days
99 days
n/a
99 days
n/a
n/a
A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.
Download the Data
Data for Chesaw standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Chesaw 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.