Record envelope, standing records and threshold days for Kettle Falls (USC00454178), Washington, United States, with 31 years of record.
Key Facts for Kettle Falls
Kettle Falls (USC00454178) is a weather station in Washington, United States at 48.57 latitude and -118.13 longitude, 387 m (1,270 ft) above sea level.
The station reports from 1909 to 1939, 31 years of record.
1,464 records set at Kettle Falls still stand.
Records are tracked for tmin: an element needs 30 years of data to be eligible.
Kettle Falls set a daily record low minimum temperature of -12.8 C (9.0 F) on 5 March 1939.
About the Station
Location: Washington, United States, 48.57 latitude, -118.13 longitude.
Elevation: 387 m (1,270 ft).
Period of record: 1909 to 1939, 31 years.
Eligible elements: tmin.
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 Kettle Falls. 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 Kettle Falls, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
15.0 C (59.0 F)
-32.8 C (-27.0 F)
n/a
n/a
Feb
16.7 C (62.1 F)
-35.6 C (-32.1 F)
n/a
n/a
Mar
23.9 C (75.0 F)
-18.3 C (-0.9 F)
n/a
n/a
Apr
32.8 C (91.0 F)
-10.6 C (12.9 F)
n/a
n/a
May
37.8 C (100.0 F)
-3.9 C (25.0 F)
n/a
n/a
Jun
41.1 C (106.0 F)
-1.1 C (30.0 F)
n/a
n/a
Jul
45.0 C (113.0 F)
1.1 C (34.0 F)
n/a
n/a
Aug
40.0 C (104.0 F)
0.6 C (33.1 F)
n/a
n/a
Sep
38.9 C (102.0 F)
-7.8 C (18.0 F)
n/a
n/a
Oct
30.6 C (87.1 F)
-14.4 C (6.1 F)
n/a
n/a
Nov
19.4 C (66.9 F)
-19.4 C (-2.9 F)
n/a
n/a
Dec
17.2 C (63.0 F)
-30.0 C (-22.0 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Kettle Falls still stand. 1917 holds the most, with 76.
Standing records at Kettle Falls by the year they were set
Year set
Standing records
1909
43
1910
66
1911
42
1912
44
1913
38
1914
57
1915
30
1916
54
1917
76
1918
63
1919
70
1920
26
1921
53
1922
48
1923
34
1924
70
1925
45
1926
54
1927
53
1928
23
1929
47
1930
53
1931
37
1932
41
1933
45
1934
47
1935
50
1936
57
1937
50
1938
40
1939
8
Wettest Day of Each Month
Sep: 45.2 mm (1.8 in)
The wettest day on record for each calendar month at Kettle Falls. The most was 45.2 mm (1.8 in) on 2 September 1936.
Record daily precipitation for each month at Kettle Falls
Month
Record daily precipitation (mm)
Date
Jan
26.7 mm (1.1 in)
17 January 1919
Feb
24.1 mm (0.9 in)
9 February 1919
Mar
20.8 mm (0.8 in)
22 March 1921
Apr
24.9 mm (1.0 in)
23 April 1936
May
22.9 mm (0.9 in)
20 May 1932
Jun
36.8 mm (1.4 in)
2 June 1936
Jul
42.7 mm (1.7 in)
7 July 1923
Aug
30.5 mm (1.2 in)
18 August 1926
Sep
45.2 mm (1.8 in)
2 September 1936
Oct
36.8 mm (1.4 in)
26 October 1921
Nov
29.2 mm (1.1 in)
4 November 1916
Dec
25.4 mm (1.0 in)
1 December 1927
Period of Record Coverage
1909 to 1939
Complete yearUnder 90 percent of days
31 years of record at Kettle Falls, 1909 to 1939. 7 years have data for under 90 percent of days and are left out of rankings: 1909, 1912, 1913, 1915, 1916, 1928, 1939.
Cooler than the station meanWarmer than the station mean
One stripe for each of 23 complete years at Kettle Falls, 1910 to 1938. Blue stripes are years cooler than the station's own mean of 8.7 C (47.7 F); red stripes are warmer. The coolest year was 1929, at 7.4 C (45.4 F), and the warmest was 1926, at 10.1 C (50.2 F). The strongest colour marks a difference of 1.4 C (2.5 F).
Annual mean temperature at Kettle Falls as warming stripes, 1910 to 1938
Year
Annual mean temperature
Difference from the station mean
1910
9.3 C
+0.50 C
1911
8.2 C
-0.59 C
1914
8.9 C
+0.11 C
1917
8.8 C
+0.06 C
1918
9.8 C
+1.03 C
1919
8.3 C
-0.49 C
1921
8.8 C
+0.02 C
1922
7.9 C
-0.83 C
1923
9.3 C
+0.54 C
1924
9.1 C
+0.30 C
1925
10.0 C
+1.23 C
1926
10.1 C
+1.38 C
1927
8.3 C
-0.44 C
1929
7.4 C
-1.33 C
1930
8.4 C
-0.36 C
1931
9.1 C
+0.37 C
1932
7.9 C
-0.89 C
1933
8.0 C
-0.80 C
1934
10.0 C
+1.28 C
1935
8.0 C
-0.77 C
1936
8.5 C
-0.29 C
1937
8.0 C
-0.72 C
1938
9.3 C
+0.58 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
1909 to 1939
Yearly extremes at Kettle Falls: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
45.0 C (113.0 F)
1924
39.4 C (102.9 F)
31
Coldest night (TNn)
-35.6 C (-32.1 F)
1933
-23.3 C (-9.9 F)
31
Wettest day (Rx1day)
45.2 mm (1.8 in)
1936
22.4 mm (0.9 in)
31
Wettest five days (Rx5day)
78.2 mm (3.1 in)
1927
44.7 mm (1.8 in)
31
Longest dry spell (CDD)
78 days
1917
36 days
31
Hottest day (TXx)
The hottest day of the year at Kettle Falls, 1909 to 1939. The record is 45.0 C (113.0 F) in 1924, marked on the chart; the median year is 39.4 C (102.9 F).
Hottest day (TXx) at Kettle Falls by year
Year
Hottest day (TXx)
1909
36.7 C (98.1 F)
1910
37.8 C (100.0 F)
1911
39.4 C (102.9 F)
1912
38.9 C (102.0 F)
1913
37.2 C (99.0 F)
1914
38.9 C (102.0 F)
1915
37.2 C (99.0 F)
1916
37.2 C (99.0 F)
1917
38.9 C (102.0 F)
1918
42.8 C (109.0 F)
1919
41.1 C (106.0 F)
1920
39.4 C (102.9 F)
1921
37.2 C (99.0 F)
1922
40.6 C (105.1 F)
1923
39.4 C (102.9 F)
1924
45.0 C (113.0 F)
1925
41.1 C (106.0 F)
1926
43.9 C (111.0 F)
1927
42.2 C (108.0 F)
1928
42.2 C (108.0 F)
1929
40.0 C (104.0 F)
1930
40.6 C (105.1 F)
1931
40.6 C (105.1 F)
1932
38.9 C (102.0 F)
1933
38.3 C (100.9 F)
1934
41.7 C (107.1 F)
1935
38.3 C (100.9 F)
1936
40.0 C (104.0 F)
1937
37.2 C (99.0 F)
1938
38.9 C (102.0 F)
1939
30.0 C (86.0 F)
Coldest night (TNn)
The coldest night of the year at Kettle Falls, 1909 to 1939. The record is -35.6 C (-32.1 F) in 1933, marked on the chart; the median year is -23.3 C (-9.9 F).
Coldest night (TNn) at Kettle Falls by year
Year
Coldest night (TNn)
1909
-18.3 C (-0.9 F)
1910
-22.2 C (-8.0 F)
1911
-18.9 C (-2.0 F)
1912
-27.2 C (-17.0 F)
1913
-22.2 C (-8.0 F)
1914
-21.1 C (-6.0 F)
1915
-22.2 C (-8.0 F)
1916
-27.2 C (-17.0 F)
1917
-23.3 C (-9.9 F)
1918
-21.7 C (-7.1 F)
1919
-28.3 C (-18.9 F)
1920
-17.2 C (1.0 F)
1921
-19.4 C (-2.9 F)
1922
-30.0 C (-22.0 F)
1923
-25.0 C (-13.0 F)
1924
-28.9 C (-20.0 F)
1925
-20.0 C (-4.0 F)
1926
-18.3 C (-0.9 F)
1927
-30.0 C (-22.0 F)
1928
-17.8 C (0.0 F)
1929
-27.2 C (-17.0 F)
1930
-25.0 C (-13.0 F)
1931
-21.1 C (-6.0 F)
1932
-27.8 C (-18.0 F)
1933
-35.6 C (-32.1 F)
1934
-15.6 C (3.9 F)
1935
-32.8 C (-27.0 F)
1936
-28.9 C (-20.0 F)
1937
-32.2 C (-26.0 F)
1938
-15.0 C (5.0 F)
1939
-25.6 C (-14.1 F)
Wettest day (Rx1day)
The wettest day of the year at Kettle Falls, 1909 to 1939. The record is 45.2 mm (1.8 in) in 1936, marked on the chart; the median year is 22.4 mm (0.9 in).
Wettest day (Rx1day) at Kettle Falls by year
Year
Wettest day (Rx1day)
1909
18.8 mm (0.7 in)
1910
20.8 mm (0.8 in)
1911
19.1 mm (0.8 in)
1912
21.1 mm (0.8 in)
1913
20.3 mm (0.8 in)
1914
18.3 mm (0.7 in)
1915
21.6 mm (0.9 in)
1916
29.2 mm (1.1 in)
1917
23.1 mm (0.9 in)
1918
20.1 mm (0.8 in)
1919
26.7 mm (1.1 in)
1920
24.6 mm (1.0 in)
1921
36.8 mm (1.4 in)
1922
18.3 mm (0.7 in)
1923
42.7 mm (1.7 in)
1924
27.7 mm (1.1 in)
1925
13.2 mm (0.5 in)
1926
30.5 mm (1.2 in)
1927
34.8 mm (1.4 in)
1928
22.4 mm (0.9 in)
1929
18.8 mm (0.7 in)
1930
19.8 mm (0.8 in)
1931
21.1 mm (0.8 in)
1932
23.9 mm (0.9 in)
1933
38.6 mm (1.5 in)
1934
25.4 mm (1.0 in)
1935
19.6 mm (0.8 in)
1936
45.2 mm (1.8 in)
1937
27.4 mm (1.1 in)
1938
35.1 mm (1.4 in)
1939
13.7 mm (0.5 in)
Wettest five days (Rx5day)
The wettest five days of the year at Kettle Falls, 1909 to 1939. The record is 78.2 mm (3.1 in) in 1927, marked on the chart; the median year is 44.7 mm (1.8 in).
Wettest five days (Rx5day) at Kettle Falls by year
Year
Wettest five days (Rx5day)
1909
35.3 mm (1.4 in)
1910
47.2 mm (1.9 in)
1911
45.5 mm (1.8 in)
1912
50.1 mm (2.0 in)
1913
45.2 mm (1.8 in)
1914
37.8 mm (1.5 in)
1915
24.6 mm (1.0 in)
1916
39.6 mm (1.6 in)
1917
32.0 mm (1.3 in)
1918
27.3 mm (1.1 in)
1919
47.0 mm (1.9 in)
1920
61.6 mm (2.4 in)
1921
40.1 mm (1.6 in)
1922
41.5 mm (1.6 in)
1923
66.8 mm (2.6 in)
1924
47.2 mm (1.9 in)
1925
29.2 mm (1.1 in)
1926
39.6 mm (1.6 in)
1927
78.2 mm (3.1 in)
1928
29.2 mm (1.1 in)
1929
41.5 mm (1.6 in)
1930
43.3 mm (1.7 in)
1931
48.8 mm (1.9 in)
1932
53.9 mm (2.1 in)
1933
47.0 mm (1.9 in)
1934
48.2 mm (1.9 in)
1935
32.9 mm (1.3 in)
1936
49.3 mm (1.9 in)
1937
55.9 mm (2.2 in)
1938
44.7 mm (1.8 in)
1939
24.8 mm (1.0 in)
Longest dry spell (CDD)
The longest dry spell of the year at Kettle Falls, 1909 to 1939. The record is 78 days in 1917, marked on the chart; the median year is 36 days.
Longest dry spell (CDD) at Kettle Falls by year
Year
Longest dry spell (CDD)
1909
37 days
1910
28 days
1911
26 days
1912
22 days
1913
23 days
1914
55 days
1915
21 days
1916
36 days
1917
78 days
1918
33 days
1919
37 days
1920
29 days
1921
69 days
1922
48 days
1923
30 days
1924
36 days
1925
60 days
1926
41 days
1927
33 days
1928
30 days
1929
59 days
1930
30 days
1931
55 days
1932
38 days
1933
35 days
1934
45 days
1935
26 days
1936
37 days
1937
23 days
1938
41 days
1939
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
23 years with a frost
Across 23 years with a frost, the median last spring frost at Kettle Falls falls on 21 May and the median first autumn frost on 25 September, which leaves a median of 127 days between them.
Frost dates and growing season at Kettle Falls
Measure
Median, all years
Earliest period
Recent period (1910 to 1938)
Recent against earliest
Fitted trend
Last spring frost
21 May
n/a
21 May
n/a
n/a
First autumn frost
25 September
n/a
25 September
n/a
n/a
Growing days
127 days
n/a
127 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 Kettle Falls standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Kettle Falls 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.