Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019

Name: Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019
Start: 2018-12-29
End: 2019-01-04
Location: Finland, Norway, Russia, Sweden, Estonia

Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019: 135 records at 125 stations, peak on 31 December 2018. Closed.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Key Facts

Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019 set or tied 135 station records at 125 stations.
It ran from 29 December 2018 to 4 January 2019 (7 days) and its peak day was 31 December 2018.
Status: closed.
Briksdal set a daily record precipitation of 71.3 mm (2.8 in) on 31 December 2018.
The busiest day was 31 December 2018 with 66 records.
The oldest broken record in the ranked list had stood for 108 years.

Footprint

29 December 2018 to 4 January 2019

The area covered by Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019 is outlined, with 20 of the stations that set records marked, coloured by record type. Made with Natural Earth.

Footprint of Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019: stations that set records in the event
Station	Type	Value	Date
Briksdal	Record daily precipitation	71.3 mm (2.8 in)	2018-12-31
Sorli	Record daily precipitation	26.1 mm (1.0 in)	2018-12-31
Botnen I Forde	Record daily precipitation	77.2 mm (3.0 in)	2018-12-31
Steigen	Record daily precipitation	27.4 mm (1.1 in)	2018-12-31
Afjord - Momyr	Record daily precipitation	51.3 mm (2.0 in)	2018-12-31
Boverdal	Record daily precipitation	16.1 mm (0.6 in)	2018-12-31
Tunnsjo	Record daily precipitation	16.6 mm (0.7 in)	2018-12-31
Kjobli I Snaasa	Record daily precipitation	24.8 mm (1.0 in)	2018-12-31
Karungi	Record daily precipitation	20.5 mm (0.8 in)	2018-12-31
Juupajoki Hyytiala	Record daily precipitation	19.0 mm (0.7 in)	2019-01-01
Jyvaskyla Muuratjarvi	Record daily precipitation	13.7 mm (0.5 in)	2019-01-01
Viitasaari Haapaniemi	Record daily precipitation	15.4 mm (0.6 in)	2019-01-01
Aanekoski Kalaniemi	Record daily precipitation	16.3 mm (0.6 in)	2019-01-01
Suonenjoki Iisvesi	Record daily precipitation	15.5 mm (0.6 in)	2019-01-01
Rautavaara Ala-Luosta	Record daily precipitation	16.6 mm (0.7 in)	2019-01-01
Rautavaara Yla-Luosta	Record daily precipitation	18.3 mm (0.7 in)	2019-01-01
Lieksa Lampela	Record daily precipitation	13.7 mm (0.5 in)	2019-01-01
Moncegorsk	Record daily precipitation	8.9 mm (0.35 in)	2019-01-01
Mudjug	Record daily precipitation	7.1 mm (0.28 in)	2019-01-02
Padany	Record daily precipitation	8.0 mm (0.31 in)	2019-01-02

Records per Day

Peak day 66

Records set or tied each day from 29 December 2018 to 4 January 2019. The most in one day was 66 on 31 December 2018.

Records per day during Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019
Date	Records
2018-12-29	1
2018-12-30	1
2018-12-31	66
2019-01-01	41
2019-01-02	16
2019-01-03	8
2019-01-04	2

Top Records by Margin

Margin over the record replaced

Top records of Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019 ranked by margin
Afjord - Momyr, 12-31	29.4 mm (1.2 in)
Briksdal, 12-31	24.2 mm (1.0 in)
Botnen I Forde, 12-31	15.5 mm (0.6 in)
Sorli, 12-31	11.9 mm (0.5 in)
Karungi, 12-31	11.4 mm (0.4 in)
Aanekoski Kalaniemi, 01-01	9.9 mm (0.39 in)
Rautavaara Yla-Luosta, 01-01	9.7 mm (0.38 in)
Suonenjoki Iisvesi, 01-01	9.5 mm (0.37 in)
Viitasaari Haapaniemi, 01-01	8.2 mm (0.32 in)
Boverdal, 12-31	7.9 mm (0.31 in)
Rautavaara Ala-Luosta, 01-01	6.6 mm (0.26 in)
Lieksa Lampela, 01-01	6.1 mm (0.24 in)
Juupajoki Hyytiala, 01-01	5.4 mm (0.21 in)
Jyvaskyla Muuratjarvi, 01-01	5.4 mm (0.21 in)
Moncegorsk, 01-01	3.8 mm (0.15 in)

Margin is how far the new value is beyond the record it replaced. Ties are not shown.

Margin Against Age of the Broken Record

135 records plotted by how far they beat the old record (across) and how many years the old record had stood (up). Long standing records beaten by a wide margin sit in the top right.

Margin against age of the broken record in Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019
Margin (mm)	Years the old record stood
24	108
8	81
10	31
8	31
12	44
16	105
11	53
10	31
3	107
3	104
6	35
10	5
5	56
7	31
2	81
29	35
3	53
4	40
5	40
4	27
6	40
5	40
12	4
15	35
23	35
5	31
6	53
18	35
5	35
2	59
3	53
0	80
2	40
3	53
27	4
2	64
4	35
6	24
3	48
14	4
9	44
2	48
1	56
4	31
1	55
3	31
5	44
17	1
1	48
4	31
3	35
3	10
1	48
3	35
1	16
2	13
25	8
2	31
4	12
2	40
1	59
14	8
16	1
12	13
9	27
1	24
1	48
2	40
2	35
1	35
2	31
4	0
2	35
1	48
1	44
2	44
4	12
3	9
3	35
2	23
1	24
4	20
6	5
0	48
1	31
2	24
9	16
11	27
3	4
0	37
1	31
3	5
2	0
2	9
3	13
1	35
1	35
3	5
7	27
2	12
1	31
3	4
0	31
9	1
1	35
0	31
2	5
2	5
3	8
0	25
1	5
4	4
2	16
3	5
2	0
2	4
1	16
5	8
1	16
3	16
0	20
0	17
1	12
2	4
4	8
1	8
1	4
1	12
2	8
1	5
0	9
1	4
0	4
0	5
0	3

Compared With Other Events

Station records per event

Station records in Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019 compared with similar events
Extreme rain in United States and Mexico, 23 February to 15 March 2019	2,223 records
Extreme rain in United States, 3 to 19 January 2024	2,133 records
Extreme rain in Australia, 7 to 26 March 2021	2,099 records
Extreme rain in United States and Mexico, 29 September to 19 October 2018	1,970 records
Extreme rain in United States, 19 December 2022 to 13 January 2023	1,941 records
Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019 (this event)	135 records

Every Record Set

20 of 135

Every record set or tied during Extreme rain in Finland and 4 other countries, 29 December 2018 to 4 January 2019, in date order
Date	Station	Record	Value	Margin	Years stood	Significance
2018-12-31	Briksdal	Record daily precipitation	71.3 mm (2.8 in)	24.2 mm (1.0 in)	108	60 of 100 (Major)
2018-12-31	Sorli	Record daily precipitation	26.1 mm (1.0 in)	11.9 mm (0.5 in)	44	50 of 100 (Notable)
2018-12-31	Botnen I Forde	Record daily precipitation	77.2 mm (3.0 in)	15.5 mm (0.6 in)	105	49 of 100 (Notable)
2018-12-31	Steigen	Record daily precipitation	27.4 mm (1.1 in)	2.3 mm (0.09 in)	81	37 of 100 (Notable)
2018-12-31	Afjord - Momyr	Record daily precipitation	51.3 mm (2.0 in)	29.4 mm (1.2 in)	35	37 of 100 (Notable)
2018-12-31	Boverdal	Record daily precipitation	16.1 mm (0.6 in)	7.9 mm (0.31 in)	81	20 of 100 (Routine)
2018-12-31	Tunnsjo	Record daily precipitation	16.6 mm (0.7 in)	3.2 mm (0.13 in)	107	20 of 100 (Routine)
2018-12-31	Kjobli I Snaasa	Record daily precipitation	24.8 mm (1.0 in)	3.1 mm (0.12 in)	104	20 of 100 (Routine)
2018-12-31	Karungi	Record daily precipitation	20.5 mm (0.8 in)	11.4 mm (0.4 in)	53	20 of 100 (Routine)
2019-01-01	Juupajoki Hyytiala	Record daily precipitation	19.0 mm (0.7 in)	5.4 mm (0.21 in)	56	20 of 100 (Routine)
2019-01-01	Jyvaskyla Muuratjarvi	Record daily precipitation	13.7 mm (0.5 in)	5.4 mm (0.21 in)	40	20 of 100 (Routine)
2019-01-01	Viitasaari Haapaniemi	Record daily precipitation	15.4 mm (0.6 in)	8.2 mm (0.32 in)	31	20 of 100 (Routine)
2019-01-01	Aanekoski Kalaniemi	Record daily precipitation	16.3 mm (0.6 in)	9.9 mm (0.39 in)	5	20 of 100 (Routine)
2019-01-01	Suonenjoki Iisvesi	Record daily precipitation	15.5 mm (0.6 in)	9.5 mm (0.37 in)	31	20 of 100 (Routine)
2019-01-01	Rautavaara Ala-Luosta	Record daily precipitation	16.6 mm (0.7 in)	6.6 mm (0.26 in)	31	20 of 100 (Routine)
2019-01-01	Rautavaara Yla-Luosta	Record daily precipitation	18.3 mm (0.7 in)	9.7 mm (0.38 in)	31	20 of 100 (Routine)
2019-01-01	Lieksa Lampela	Record daily precipitation	13.7 mm (0.5 in)	6.1 mm (0.24 in)	35	20 of 100 (Routine)
2019-01-01	Moncegorsk	Record daily precipitation	8.9 mm (0.35 in)	3.8 mm (0.15 in)	27	20 of 100 (Routine)
2019-01-02	Mudjug	Record daily precipitation	7.1 mm (0.28 in)	3.0 mm (0.12 in)	53	20 of 100 (Routine)
2019-01-02	Padany	Record daily precipitation	8.0 mm (0.31 in)	3.8 mm (0.15 in)	40	20 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 20 of the 135 records the event counts. The counts above use the full total.

Related Headlines

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Download the Data

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 2026-10-12. Events are found by this site from station records and are not official designations. Records are provisional until reprocessed.

Margin (mm)	Years the old record stood
24	108
8	81
10	31
8	31
12	44
16	105
11	53
10	31
3	107
3	104
6	35
10	5
5	56
7	31
2	81
29	35
3	53
4	40
5	40
4	27
6	40
5	40
12	4
15	35
23	35
5	31
6	53
18	35
5	35
2	59
3	53
0	80
2	40
3	53
27	4
2	64
4	35
6	24
3	48
14	4
9	44
2	48
1	56
4	31
1	55
3	31
5	44
17	1
1	48
4	31
3	35
3	10
1	48
3	35
1	16
2	13
25	8
2	31
4	12
2	40
1	59
14	8
16	1
12	13
9	27
1	24
1	48
2	40
2	35
1	35
2	31
4	0
2	35
1	48
1	44
2	44
4	12
3	9
3	35
2	23
1	24
4	20
6	5
0	48
1	31
2	24
9	16
11	27
3	4
0	37
1	31
3	5
2	0
2	9
3	13
1	35
1	35
3	5
7	27
2	12
1	31
3	4
0	31
9	1
1	35
0	31
2	5
2	5
3	8
0	25
1	5
4	4
2	16
3	5
2	0
2	4
1	16
5	8
1	16
3	16
0	20
0	17
1	12
2	4
4	8
1	8
1	4
1	12
2	8
1	5
0	9
1	4
0	4
0	5
0	3

Margin (mm)	Years the old record stood
24	108
8	81
10	31
8	31
12	44
16	105
11	53
10	31
3	107
3	104
6	35
10	5
5	56
7	31
2	81
29	35
3	53
4	40
5	40
4	27
6	40
5	40
12	4
15	35
23	35
5	31
6	53
18	35
5	35
2	59
3	53
0	80
2	40
3	53
27	4
2	64
4	35
6	24
3	48
14	4
9	44
2	48
1	56
4	31
1	55
3	31
5	44
17	1
1	48
4	31
3	35
3	10
1	48
3	35
1	16
2	13
25	8
2	31
4	12
2	40
1	59
14	8
16	1
12	13
9	27
1	24
1	48
2	40
2	35
1	35
2	31
4	0
2	35
1	48
1	44
2	44
4	12
3	9
3	35
2	23
1	24
4	20
6	5
0	48
1	31
2	24
9	16
11	27
3	4
0	37
1	31
3	5
2	0
2	9
3	13
1	35
1	35
3	5
7	27
2	12
1	31
3	4
0	31
9	1
1	35
0	31
2	5
2	5
3	8
0	25
1	5
4	4
2	16
3	5
2	0
2	4
1	16
5	8
1	16
3	16
0	20
0	17
1	12
2	4
4	8
1	8
1	4
1	12
2	8
1	5
0	9
1	4
0	4
0	5
0	3

Margin (mm)	Years the old record stood
24	108
8	81
10	31
8	31
12	44
16	105
11	53
10	31
3	107
3	104
6	35
10	5
5	56
7	31
2	81
29	35
3	53
4	40
5	40
4	27
6	40
5	40
12	4
15	35
23	35
5	31
6	53
18	35
5	35
2	59
3	53
0	80
2	40
3	53
27	4
2	64
4	35
6	24
3	48
14	4
9	44
2	48
1	56
4	31
1	55
3	31
5	44
17	1
1	48
4	31
3	35
3	10
1	48
3	35
1	16
2	13
25	8
2	31
4	12
2	40
1	59
14	8
16	1
12	13
9	27
1	24
1	48
2	40
2	35
1	35
2	31
4	0
2	35
1	48
1	44
2	44
4	12
3	9
3	35
2	23
1	24
4	20
6	5
0	48
1	31
2	24
9	16
11	27
3	4
0	37
1	31
3	5
2	0
2	9
3	13
1	35
1	35
3	5
7	27
2	12
1	31
3	4
0	31
9	1
1	35
0	31
2	5
2	5
3	8
0	25
1	5
4	4
2	16
3	5
2	0
2	4
1	16
5	8
1	16
3	16
0	20
0	17
1	12
2	4
4	8
1	8
1	4
1	12
2	8
1	5
0	9
1	4
0	4
0	5
0	3