Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Parainen Fagerholm. The lines show the 2026 daily maximum and minimum. 5 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Parainen Fagerholm, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
8.5 C (47.3 F)
-26.8 C (-16.2 F)
3.3 C (37.9 F)
-14.6 C (5.7 F)
Feb
8.9 C (48.0 F)
-25.7 C (-14.3 F)
3.2 C (37.8 F)
-18.7 C (-1.7 F)
Mar
11.6 C (52.9 F)
-20.8 C (-5.4 F)
6.5 C (43.7 F)
-3.0 C (26.6 F)
Apr
20.1 C (68.2 F)
-11.3 C (11.7 F)
14.9 C (58.8 F)
-1.7 C (28.9 F)
May
25.8 C (78.4 F)
-1.2 C (29.8 F)
18.8 C (65.8 F)
2.1 C (35.8 F)
Jun
28.2 C (82.8 F)
4.2 C (39.6 F)
23.8 C (74.8 F)
9.8 C (49.6 F)
Jul
31.7 C (89.1 F)
9.6 C (49.3 F)
24.1 C (75.4 F)
11.5 C (52.7 F)
Aug
30.5 C (86.9 F)
8.2 C (46.8 F)
20.6 C (69.1 F)
11.3 C (52.3 F)
Sep
24.6 C (76.3 F)
3.5 C (38.3 F)
n/a
n/a
Oct
17.0 C (62.6 F)
-4.0 C (24.8 F)
n/a
n/a
Nov
14.1 C (57.4 F)
-12.0 C (10.4 F)
n/a
n/a
Dec
9.7 C (49.5 F)
-20.3 C (-4.5 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Parainen Fagerholm still stand. 2020 holds the most, with 102.
Standing records at Parainen Fagerholm by the year they were set
Year set
Standing records
1993
52
1994
38
1995
33
1996
83
1997
33
1998
55
1999
29
2000
38
2001
37
2002
79
2003
56
2004
31
2005
28
2006
57
2007
21
2008
35
2009
23
2010
60
2011
44
2012
20
2013
37
2014
49
2015
33
2016
26
2017
24
2018
49
2019
47
2020
102
2021
43
2022
36
2023
41
2024
58
2025
58
2026
9
Wettest Day of Each Month
Sep: 49.7 mm (2.0 in)
The wettest day on record for each calendar month at Parainen Fagerholm. The most was 49.7 mm (2.0 in) on 21 September 2014.
Record daily precipitation for each month at Parainen Fagerholm
Month
Record daily precipitation (mm)
Date
Jan
18.0 mm (0.7 in)
8 January 2023
Feb
27.9 mm (1.1 in)
16 February 2024
Mar
16.3 mm (0.6 in)
13 March 2023
Apr
22.3 mm (0.9 in)
2 April 2024
May
31.8 mm (1.3 in)
26 May 2021
Jun
19.5 mm (0.8 in)
13 June 2009
Jul
36.2 mm (1.4 in)
25 July 2015
Aug
33.2 mm (1.3 in)
18 August 2010
Sep
49.7 mm (2.0 in)
21 September 2014
Oct
45.0 mm (1.8 in)
4 October 2012
Nov
20.6 mm (0.8 in)
29 November 2017
Dec
24.0 mm (0.9 in)
18 December 2019
Period of Record Coverage
1993 to 2026
Complete yearUnder 90 percent of days
34 years of record at Parainen Fagerholm, 1993 to 2026. 2 years have data for under 90 percent of days and are left out of rankings: 1993, 2026.
Cooler than the station meanWarmer than the station mean
One stripe for each of 30 complete years at Parainen Fagerholm, 1995 to 2025. Blue stripes are years cooler than the station's own mean of 7.2 C (44.9 F); red stripes are warmer. The coolest year was 1996, at 5.0 C (41.0 F), and the warmest was 2020, at 9.2 C (48.5 F). The strongest colour marks a difference of 2.2 C (4.0 F).
Annual mean temperature at Parainen Fagerholm as warming stripes, 1995 to 2025
Year
Annual mean temperature
Difference from the station mean
1995
6.7 C
-0.45 C
1996
5.0 C
-2.15 C
1997
6.8 C
-0.36 C
1998
5.9 C
-1.25 C
1999
6.7 C
-0.47 C
2000
7.5 C
+0.38 C
2001
6.6 C
-0.60 C
2002
6.8 C
-0.40 C
2003
6.2 C
-1.00 C
2004
6.8 C
-0.33 C
2006
7.1 C
-0.05 C
2007
7.5 C
+0.34 C
2008
8.0 C
+0.84 C
2009
6.7 C
-0.51 C
2010
5.1 C
-2.04 C
2011
7.3 C
+0.13 C
2012
6.5 C
-0.71 C
2013
6.9 C
-0.22 C
2014
7.9 C
+0.72 C
2015
8.3 C
+1.16 C
2016
7.2 C
+0.07 C
2017
7.2 C
+0.08 C
2018
7.7 C
+0.57 C
2019
7.9 C
+0.74 C
2020
9.2 C
+2.02 C
2021
7.2 C
+0.05 C
2022
7.9 C
+0.78 C
2023
7.4 C
+0.25 C
2024
8.0 C
+0.86 C
2025
8.6 C
+1.42 C
The annual mean temperature here has risen by 0.6 C (0.4 to 0.9) per decade over 1995 to 2025. In Fahrenheit: 1.2 F (0.6 to 1.7) per decade. The slope is a straight line fitted to 30 complete years; the brackets give its 95 percent interval.
Fitted temperature trends per decade at Parainen Fagerholm
Measure
Per decade (C)
Per decade (F)
Period
Complete years
Reading
Annual mean temperature
0.6 C (0.4 to 0.9) per decade
1.2 F (0.6 to 1.7) per decade
1995 to 2025
30
Rise
Mean daily maximum
0.6 C (0.4 to 0.9) per decade
1.1 F (0.7 to 1.6) per decade
1995 to 2025
30
Rise
Mean daily minimum
0.7 C (0.3 to 1.0) per decade
1.2 F (0.6 to 1.8) per decade
1995 to 2025
30
Rise
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
1993 to 2026
Yearly extremes at Parainen Fagerholm: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
31.7 C (89.1 F)
2018
27.0 C (80.6 F)
34
Coldest night (TNn)
-26.8 C (-16.2 F)
2003
-16.0 C (3.2 F)
34
Wettest day (Rx1day)
49.7 mm (2.0 in)
2014
31.7 mm (1.2 in)
16
Wettest five days (Rx5day)
82.3 mm (3.2 in)
2014
49.6 mm (2.0 in)
16
Longest dry spell (CDD)
45 days
2018
22 days
16
Hottest day (TXx)
The hottest day of the year at Parainen Fagerholm, 1993 to 2026. The record is 31.7 C (89.1 F) in 2018, marked on the chart; the median year is 27.0 C (80.6 F).
Hottest day (TXx) at Parainen Fagerholm by year
Year
Hottest day (TXx)
1993
23.0 C (73.4 F)
1994
29.1 C (84.4 F)
1995
25.5 C (77.9 F)
1996
23.8 C (74.8 F)
1997
27.1 C (80.8 F)
1998
23.6 C (74.5 F)
1999
26.0 C (78.8 F)
2000
24.6 C (76.3 F)
2001
26.9 C (80.4 F)
2002
26.5 C (79.7 F)
2003
28.7 C (83.7 F)
2004
26.1 C (79.0 F)
2005
27.5 C (81.5 F)
2006
28.2 C (82.8 F)
2007
26.4 C (79.5 F)
2008
26.5 C (79.7 F)
2009
26.6 C (79.9 F)
2010
28.0 C (82.4 F)
2011
29.5 C (85.1 F)
2012
24.6 C (76.3 F)
2013
27.5 C (81.5 F)
2014
29.4 C (84.9 F)
2015
25.0 C (77.0 F)
2016
26.2 C (79.2 F)
2017
24.6 C (76.3 F)
2018
31.7 C (89.1 F)
2019
29.8 C (85.6 F)
2020
28.1 C (82.6 F)
2021
30.9 C (87.6 F)
2022
28.2 C (82.8 F)
2023
30.5 C (86.9 F)
2024
27.6 C (81.7 F)
2025
29.2 C (84.6 F)
2026
24.1 C (75.4 F)
Coldest night (TNn)
The coldest night of the year at Parainen Fagerholm, 1993 to 2026. The record is -26.8 C (-16.2 F) in 2003, marked on the chart; the median year is -16.0 C (3.2 F).
Coldest night (TNn) at Parainen Fagerholm by year
Year
Coldest night (TNn)
1993
-15.4 C (4.3 F)
1994
-21.8 C (-7.2 F)
1995
-13.3 C (8.1 F)
1996
-23.1 C (-9.6 F)
1997
-15.4 C (4.3 F)
1998
-16.3 C (2.7 F)
1999
-24.8 C (-12.6 F)
2000
-10.6 C (12.9 F)
2001
-23.1 C (-9.6 F)
2002
-18.3 C (-0.9 F)
2003
-26.8 C (-16.2 F)
2004
-15.7 C (3.7 F)
2005
-15.6 C (3.9 F)
2006
-20.8 C (-5.4 F)
2007
-19.4 C (-2.9 F)
2008
-7.8 C (18.0 F)
2009
-11.8 C (10.8 F)
2010
-25.3 C (-13.5 F)
2011
-25.7 C (-14.3 F)
2012
-18.9 C (-2.0 F)
2013
-19.7 C (-3.5 F)
2014
-14.8 C (5.4 F)
2015
-9.5 C (14.9 F)
2016
-18.9 C (-2.0 F)
2017
-14.8 C (5.4 F)
2018
-17.6 C (0.3 F)
2019
-13.4 C (7.9 F)
2020
-6.3 C (20.7 F)
2021
-14.8 C (5.4 F)
2022
-11.1 C (12.0 F)
2023
-10.8 C (12.6 F)
2024
-16.9 C (1.6 F)
2025
-7.4 C (18.7 F)
2026
-18.7 C (-1.7 F)
Wettest day (Rx1day)
The wettest day of the year at Parainen Fagerholm, 1993 to 2026. The record is 49.7 mm (2.0 in) in 2014, marked on the chart; the median year is 31.7 mm (1.2 in).
Wettest day (Rx1day) at Parainen Fagerholm by year
Year
Wettest day (Rx1day)
1993
n/a
1994
n/a
1995
n/a
1996
n/a
1997
n/a
1998
n/a
1999
n/a
2000
n/a
2001
n/a
2002
n/a
2003
n/a
2004
n/a
2005
n/a
2006
n/a
2007
n/a
2008
n/a
2009
33.2 mm (1.3 in)
2010
33.2 mm (1.3 in)
2011
30.6 mm (1.2 in)
2012
45.0 mm (1.8 in)
2013
26.5 mm (1.0 in)
2014
49.7 mm (2.0 in)
2015
36.2 mm (1.4 in)
2016
27.5 mm (1.1 in)
2017
31.8 mm (1.3 in)
2018
25.0 mm (1.0 in)
2019
31.5 mm (1.2 in)
2020
15.2 mm (0.6 in)
2021
35.7 mm (1.4 in)
2022
17.2 mm (0.7 in)
2023
21.2 mm (0.8 in)
2024
35.4 mm (1.4 in)
2025
n/a
2026
n/a
Wettest five days (Rx5day)
The wettest five days of the year at Parainen Fagerholm, 1993 to 2026. The record is 82.3 mm (3.2 in) in 2014, marked on the chart; the median year is 49.6 mm (2.0 in).
Wettest five days (Rx5day) at Parainen Fagerholm by year
Year
Wettest five days (Rx5day)
1993
n/a
1994
n/a
1995
n/a
1996
n/a
1997
n/a
1998
n/a
1999
n/a
2000
n/a
2001
n/a
2002
n/a
2003
n/a
2004
n/a
2005
n/a
2006
n/a
2007
n/a
2008
n/a
2009
48.0 mm (1.9 in)
2010
52.8 mm (2.1 in)
2011
69.0 mm (2.7 in)
2012
61.0 mm (2.4 in)
2013
53.3 mm (2.1 in)
2014
82.3 mm (3.2 in)
2015
55.6 mm (2.2 in)
2016
34.3 mm (1.4 in)
2017
62.1 mm (2.4 in)
2018
31.3 mm (1.2 in)
2019
42.0 mm (1.7 in)
2020
46.7 mm (1.8 in)
2021
38.4 mm (1.5 in)
2022
33.5 mm (1.3 in)
2023
51.1 mm (2.0 in)
2024
43.9 mm (1.7 in)
2025
n/a
2026
n/a
Longest dry spell (CDD)
The longest dry spell of the year at Parainen Fagerholm, 1993 to 2026. The record is 45 days in 2018, marked on the chart; the median year is 22 days.
Longest dry spell (CDD) at Parainen Fagerholm by year
Year
Longest dry spell (CDD)
1993
n/a
1994
n/a
1995
n/a
1996
n/a
1997
n/a
1998
n/a
1999
n/a
2000
n/a
2001
n/a
2002
n/a
2003
n/a
2004
n/a
2005
n/a
2006
n/a
2007
n/a
2008
n/a
2009
15 days
2010
19 days
2011
19 days
2012
21 days
2013
25 days
2014
23 days
2015
24 days
2016
31 days
2017
37 days
2018
45 days
2019
22 days
2020
19 days
2021
17 days
2022
37 days
2023
19 days
2024
22 days
2025
n/a
2026
n/a
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
30 years with a frost
Across 30 years with a frost, the median last spring frost at Parainen Fagerholm falls on 24 April and the median first autumn frost on 6 November, which leaves a median of 193 days between them.
Fitted over all years, the growing season changes by +4.0 days per decade at this station.
Frost dates and growing season at Parainen Fagerholm
Measure
Median, all years
Earliest period
Recent period (1995 to 2025)
Recent against earliest
Fitted trend
Last spring frost
24 April
n/a
24 April
n/a
-0.9 days per decade
First autumn frost
6 November
n/a
6 November
n/a
+3.0 days per decade
Growing days
193 days
n/a
193 days
n/a
+4.0 days per decade
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 Parainen Fagerholm standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Parainen Fagerholm 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 2026-10-15 (15 October 2026). Records are computed by this site and are not official.