Record envelope, standing records and threshold days for Saint Helens Rfd (USC00357466), Oregon, United States, with 40 years of record.
Key Facts for Saint Helens Rfd
Saint Helens Rfd (USC00357466) is a weather station in Oregon, United States at 45.85 latitude and -122.87 longitude, 82 m (269 ft) above sea level.
The station reports from 1976 to 2015, 40 years of record.
1,464 records set at Saint Helens Rfd still stand.
Records are tracked for tmax, tmin, prcp, snow, snwd: an element needs 30 years of data to be eligible.
Saint Helens Rfd set a daily record high minimum temperature of 10.0 C (50.0 F) on 23 April 2015.
About the Station
Location: Oregon, United States, 45.85 latitude, -122.87 longitude.
Elevation: 82 m (269 ft).
Period of record: 1976 to 2015, 40 years.
Eligible elements: tmax, tmin, prcp, snow, snwd.
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 Saint Helens Rfd. 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 Saint Helens Rfd, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
17.2 C (63.0 F)
-12.8 C (9.0 F)
n/a
n/a
Feb
21.7 C (71.1 F)
-15.6 C (3.9 F)
n/a
n/a
Mar
27.8 C (82.0 F)
-7.8 C (18.0 F)
n/a
n/a
Apr
36.7 C (98.1 F)
-10.6 C (12.9 F)
n/a
n/a
May
38.9 C (102.0 F)
-8.3 C (17.1 F)
n/a
n/a
Jun
40.0 C (104.0 F)
-3.9 C (25.0 F)
n/a
n/a
Jul
41.1 C (106.0 F)
3.3 C (37.9 F)
n/a
n/a
Aug
41.7 C (107.1 F)
1.1 C (34.0 F)
n/a
n/a
Sep
41.1 C (106.0 F)
1.1 C (34.0 F)
n/a
n/a
Oct
34.4 C (93.9 F)
-5.0 C (23.0 F)
n/a
n/a
Nov
22.2 C (72.0 F)
-12.2 C (10.0 F)
n/a
n/a
Dec
18.3 C (64.9 F)
-17.2 C (1.0 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Saint Helens Rfd still stand. 2002 holds the most, with 59.
Standing records at Saint Helens Rfd by the year they were set
Year set
Standing records
1976
22
1977
44
1978
39
1979
34
1980
47
1981
30
1982
41
1983
32
1984
35
1985
45
1986
39
1987
47
1988
37
1989
36
1990
42
1991
42
1992
48
1993
26
1994
27
1995
37
1996
40
1997
29
1998
25
1999
46
2000
31
2001
25
2002
59
2003
56
2004
40
2005
45
2006
23
2007
35
2008
57
2009
18
2010
31
2011
54
2012
30
2013
44
2014
19
2015
7
All-Time Record Progression
1 new records
1 all-time records were set at Saint Helens Rfd between 2 December 2007 and 2 December 2007. Each dot is a new record.
When Saint Helens Rfd set new all-time records
Date
Kind
Detail
2007-12-02
Record daily precipitation
Record daily precipitation 99.1 mm (3.9 in)
Wettest Day of Each Month
Dec: 99.1 mm (3.9 in)
The wettest day on record for each calendar month at Saint Helens Rfd. The most was 99.1 mm (3.9 in) on 2 December 2007.
Record daily precipitation for each month at Saint Helens Rfd
Month
Record daily precipitation (mm)
Date
Jan
58.4 mm (2.3 in)
9 January 1990
Feb
50.8 mm (2.0 in)
23 February 1986
Mar
69.9 mm (2.8 in)
1 March 1983
Apr
47.0 mm (1.9 in)
4 April 1991
May
33.3 mm (1.3 in)
5 May 1979
Jun
50.8 mm (2.0 in)
9 June 2000
Jul
27.9 mm (1.1 in)
9 July 1995
Aug
35.3 mm (1.4 in)
30 August 1983
Sep
45.7 mm (1.8 in)
20 September 1982
Oct
50.5 mm (2.0 in)
11 October 1995
Nov
75.2 mm (3.0 in)
22 November 2011
Dec
99.1 mm (3.9 in)
2 December 2007
Period of Record Coverage
1976 to 2015
Complete yearUnder 90 percent of days
40 years of record at Saint Helens Rfd, 1976 to 2015. 31 years have data for under 90 percent of days and are left out of rankings: 1976, 1979, 1980, 1981, 1985, 1986, 1987, 1988 and others.
Cooler than the station meanWarmer than the station mean
One stripe for each of 19 complete years at Saint Helens Rfd, 1977 to 2011. Blue stripes are years cooler than the station's own mean of 12.0 C (53.7 F); red stripes are warmer. The coolest year was 2011, at 10.0 C (50.0 F), and the warmest was 1995, at 13.3 C (55.9 F). The strongest colour marks a difference of 2.1 C (3.8 F).
Annual mean temperature at Saint Helens Rfd as warming stripes, 1977 to 2011
Year
Annual mean temperature
Difference from the station mean
1977
11.6 C
-0.44 C
1980
11.4 C
-0.64 C
1982
11.5 C
-0.59 C
1983
11.9 C
-0.19 C
1984
11.6 C
-0.45 C
1985
11.0 C
-1.05 C
1988
12.7 C
+0.69 C
1989
12.2 C
+0.16 C
1990
12.5 C
+0.44 C
1991
12.7 C
+0.68 C
1993
11.9 C
-0.13 C
1994
12.6 C
+0.57 C
1995
13.3 C
+1.21 C
1996
12.4 C
+0.31 C
1998
13.1 C
+1.10 C
1999
12.4 C
+0.34 C
2000
11.9 C
-0.17 C
2001
12.2 C
+0.14 C
2011
10.0 C
-2.03 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
1976 to 2015
Yearly extremes at Saint Helens Rfd: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
41.7 C (107.1 F)
1981
37.8 C (100.0 F)
40
Coldest night (TNn)
-17.2 C (1.0 F)
1990
-9.1 C (15.5 F)
40
Wettest day (Rx1day)
99.1 mm (3.9 in)
2007
48.6 mm (1.9 in)
40
Wettest five days (Rx5day)
213.9 mm (8.4 in)
2006
100.2 mm (3.9 in)
40
Longest dry spell (CDD)
65 days
2010
32 days
40
Hottest day (TXx)
The hottest day of the year at Saint Helens Rfd, 1976 to 2015. The record is 41.7 C (107.1 F) in 1981, marked on the chart; the median year is 37.8 C (100.0 F).
Hottest day (TXx) at Saint Helens Rfd by year
Year
Hottest day (TXx)
1976
31.1 C (88.0 F)
1977
40.0 C (104.0 F)
1978
38.9 C (102.0 F)
1979
39.4 C (102.9 F)
1980
37.2 C (99.0 F)
1981
41.7 C (107.1 F)
1982
37.8 C (100.0 F)
1983
38.9 C (102.0 F)
1984
37.2 C (99.0 F)
1985
37.8 C (100.0 F)
1986
37.8 C (100.0 F)
1987
39.4 C (102.9 F)
1988
41.1 C (106.0 F)
1989
35.6 C (96.1 F)
1990
37.8 C (100.0 F)
1991
39.4 C (102.9 F)
1992
39.4 C (102.9 F)
1993
37.2 C (99.0 F)
1994
40.0 C (104.0 F)
1995
38.3 C (100.9 F)
1996
40.0 C (104.0 F)
1997
36.1 C (97.0 F)
1998
38.9 C (102.0 F)
1999
37.8 C (100.0 F)
2000
38.9 C (102.0 F)
2001
39.4 C (102.9 F)
2002
40.6 C (105.1 F)
2003
38.9 C (102.0 F)
2004
41.1 C (106.0 F)
2005
37.8 C (100.0 F)
2006
40.6 C (105.1 F)
2007
35.6 C (96.1 F)
2008
37.2 C (99.0 F)
2009
32.8 C (91.0 F)
2010
36.1 C (97.0 F)
2011
32.8 C (91.0 F)
2012
35.6 C (96.1 F)
2013
31.1 C (88.0 F)
2014
36.7 C (98.1 F)
2015
25.0 C (77.0 F)
Coldest night (TNn)
The coldest night of the year at Saint Helens Rfd, 1976 to 2015. The record is -17.2 C (1.0 F) in 1990, marked on the chart; the median year is -9.1 C (15.5 F).
Coldest night (TNn) at Saint Helens Rfd by year
Year
Coldest night (TNn)
1976
-4.4 C (24.1 F)
1977
-10.0 C (14.0 F)
1978
-11.1 C (12.0 F)
1979
-12.2 C (10.0 F)
1980
-12.8 C (9.0 F)
1981
-3.3 C (26.1 F)
1982
-11.7 C (10.9 F)
1983
-10.0 C (14.0 F)
1984
-8.9 C (16.0 F)
1985
-12.2 C (10.0 F)
1986
-3.9 C (25.0 F)
1987
-5.6 C (21.9 F)
1988
-6.7 C (19.9 F)
1989
-15.6 C (3.9 F)
1990
-17.2 C (1.0 F)
1991
-6.7 C (19.9 F)
1992
-3.3 C (26.1 F)
1993
-12.2 C (10.0 F)
1994
-7.8 C (18.0 F)
1995
-10.0 C (14.0 F)
1996
-12.2 C (10.0 F)
1997
-7.8 C (18.0 F)
1998
-10.0 C (14.0 F)
1999
-8.3 C (17.1 F)
2000
-6.1 C (21.0 F)
2001
-5.6 C (21.9 F)
2002
-10.6 C (12.9 F)
2003
-7.8 C (18.0 F)
2004
-9.4 C (15.1 F)
2005
-10.6 C (12.9 F)
2006
-7.8 C (18.0 F)
2007
-8.3 C (17.1 F)
2008
-10.6 C (12.9 F)
2009
-5.6 C (21.9 F)
2010
-10.0 C (14.0 F)
2011
-10.0 C (14.0 F)
2012
-4.4 C (24.1 F)
2013
-12.8 C (9.0 F)
2014
-6.7 C (19.9 F)
2015
-5.0 C (23.0 F)
Wettest day (Rx1day)
The wettest day of the year at Saint Helens Rfd, 1976 to 2015. The record is 99.1 mm (3.9 in) in 2007, marked on the chart; the median year is 48.6 mm (1.9 in).
Wettest day (Rx1day) at Saint Helens Rfd by year
Year
Wettest day (Rx1day)
1976
25.4 mm (1.0 in)
1977
53.3 mm (2.1 in)
1978
25.4 mm (1.0 in)
1979
33.3 mm (1.3 in)
1980
43.2 mm (1.7 in)
1981
48.8 mm (1.9 in)
1982
45.7 mm (1.8 in)
1983
69.9 mm (2.8 in)
1984
50.8 mm (2.0 in)
1985
26.7 mm (1.1 in)
1986
50.8 mm (2.0 in)
1987
46.7 mm (1.8 in)
1988
49.5 mm (1.9 in)
1989
30.5 mm (1.2 in)
1990
58.4 mm (2.3 in)
1991
47.0 mm (1.9 in)
1992
36.8 mm (1.4 in)
1993
71.1 mm (2.8 in)
1994
48.8 mm (1.9 in)
1995
50.8 mm (2.0 in)
1996
61.0 mm (2.4 in)
1997
46.2 mm (1.8 in)
1998
38.1 mm (1.5 in)
1999
53.1 mm (2.1 in)
2000
50.8 mm (2.0 in)
2001
41.9 mm (1.6 in)
2002
47.5 mm (1.9 in)
2003
47.8 mm (1.9 in)
2004
38.1 mm (1.5 in)
2005
48.3 mm (1.9 in)
2006
63.5 mm (2.5 in)
2007
99.1 mm (3.9 in)
2008
53.3 mm (2.1 in)
2009
38.1 mm (1.5 in)
2010
33.8 mm (1.3 in)
2011
75.2 mm (3.0 in)
2012
53.3 mm (2.1 in)
2013
30.5 mm (1.2 in)
2014
55.9 mm (2.2 in)
2015
50.8 mm (2.0 in)
Wettest five days (Rx5day)
The wettest five days of the year at Saint Helens Rfd, 1976 to 2015. The record is 213.9 mm (8.4 in) in 2006, marked on the chart; the median year is 100.2 mm (3.9 in).
Wettest five days (Rx5day) at Saint Helens Rfd by year
Year
Wettest five days (Rx5day)
1976
36.5 mm (1.4 in)
1977
124.2 mm (4.9 in)
1978
56.4 mm (2.2 in)
1979
67.5 mm (2.7 in)
1980
104.2 mm (4.1 in)
1981
85.9 mm (3.4 in)
1982
137.0 mm (5.4 in)
1983
104.1 mm (4.1 in)
1984
83.9 mm (3.3 in)
1985
58.2 mm (2.3 in)
1986
96.3 mm (3.8 in)
1987
145.2 mm (5.7 in)
1988
93.0 mm (3.7 in)
1989
52.4 mm (2.1 in)
1990
129.9 mm (5.1 in)
1991
127.5 mm (5.0 in)
1992
75.2 mm (3.0 in)
1993
94.6 mm (3.7 in)
1994
94.3 mm (3.7 in)
1995
139.0 mm (5.5 in)
1996
114.7 mm (4.5 in)
1997
110.6 mm (4.4 in)
1998
118.1 mm (4.6 in)
1999
113.1 mm (4.5 in)
2000
66.8 mm (2.6 in)
2001
93.2 mm (3.7 in)
2002
110.5 mm (4.4 in)
2003
108.0 mm (4.3 in)
2004
70.3 mm (2.8 in)
2005
108.2 mm (4.3 in)
2006
213.9 mm (8.4 in)
2007
75.3 mm (3.0 in)
2008
91.3 mm (3.6 in)
2009
92.8 mm (3.7 in)
2010
105.5 mm (4.2 in)
2011
129.8 mm (5.1 in)
2012
120.3 mm (4.7 in)
2013
52.7 mm (2.1 in)
2014
55.9 mm (2.2 in)
2015
128.2 mm (5.0 in)
Longest dry spell (CDD)
The longest dry spell of the year at Saint Helens Rfd, 1976 to 2015. The record is 65 days in 2010, marked on the chart; the median year is 32 days.
Longest dry spell (CDD) at Saint Helens Rfd by year
Year
Longest dry spell (CDD)
1976
17 days
1977
35 days
1978
19 days
1979
34 days
1980
33 days
1981
55 days
1982
15 days
1983
21 days
1984
38 days
1985
52 days
1986
43 days
1987
34 days
1988
34 days
1989
24 days
1990
25 days
1991
32 days
1992
40 days
1993
55 days
1994
41 days
1995
27 days
1996
19 days
1997
40 days
1998
48 days
1999
22 days
2000
44 days
2001
32 days
2002
33 days
2003
27 days
2004
55 days
2005
24 days
2006
29 days
2007
28 days
2008
32 days
2009
42 days
2010
65 days
2011
15 days
2012
9 days
2013
12 days
2014
21 days
2015
8 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 Saint Helens Rfd standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Saint Helens Rfd 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.