Iceland Weather Records in 2025

191 weather records set or tied in Iceland in 2025, by type, with the calendar of record highs and lows and the records that still stand.

Key Facts for Iceland in 2025

191 weather records were set or tied in Iceland in 2025.
157 were record highs and 14 were record lows, counting maximum and minimum temperature.
192 records set in 2025 still stand in Iceland.

Record Highs and Lows in 2025

Each square is a day of 2025. Warm squares had more record highs than record lows in Iceland, cold squares more lows.

Counts the records listed in the day ledgers; a busy day may list only its highest significance records.

Record highs and lows per day in Iceland in 2025
Date	Value
2025-09-11	1 more record highs than lows
2025-09-15	1 more record highs than lows
2025-09-27	1 more record highs than lows
2025-10-02	1 more record highs than lows
2025-10-08	1 more record highs than lows
2025-10-12	2 more record highs than lows
2025-10-14	3 more record highs than lows
2025-10-15	1 more record highs than lows
2025-10-22	1 more record lows than highs
2025-10-29	2 more record lows than highs
2025-10-30	1 more record lows than highs
2025-12-22	1 more record highs than lows
2025-12-24	2 more record highs than lows
2025-12-25	5 more record highs than lows
2025-12-26	1 more record highs than lows

Records per Year, by Type

2025 outlined

Records set or tied in Iceland each year from 1979 to 2026, stacked by type. 2025 had 191.

Weather records per year in Iceland, stacked by type, 2025 outlined
Year	Highest daily maximum	Lowest daily maximum	Highest daily minimum	Lowest daily minimum	Heaviest daily rainfall	Heaviest daily snowfall	Deepest snow cover	Total
1979	15	158	14	94	51	0	0	332
1980	59	60	49	33	45	0	0	246
1981	43	148	25	110	48	0	0	374
1982	28	58	30	65	83	1	3	268
1983	43	95	21	70	87	0	2	318
1984	36	20	64	21	74	0	1	216
1985	46	70	42	79	44	0	0	281
1986	32	24	29	42	45	0	17	189
1987	44	38	59	33	56	0	0	230
1988	56	58	33	45	68	7	2	269
1989	47	41	27	34	73	10	5	237
1990	34	34	41	23	63	3	5	203
1991	83	16	93	4	77	5	0	278
1992	67	68	50	42	71	8	3	309
1993	37	33	39	44	66	6	17	242
1994	31	6	16	25	51	6	3	138
1995	40	39	42	31	32	5	0	189
1996	52	49	58	40	45	4	1	249
1997	76	26	99	39	44	5	6	295
1998	63	56	43	45	45	3	1	256
1999	83	12	53	10	25	0	2	185
2000	57	8	63	22	26	0	0	176
2001	86	8	69	18	70	8	4	263
2002	107	13	69	20	82	2	0	293
2003	126	8	160	6	35	0	0	335
2004	148	10	84	16	32	0	0	290
2005	85	24	47	25	17	0	0	198
2006	152	9	65	18	44	0	1	289
2007	110	6	56	14	39	0	3	228
2008	52	9	34	15	28	0	1	139
2009	51	1	31	2	27	0	0	112
2010	103	1	93	1	18	0	0	216
2011	52	8	32	15	18	0	0	125
2012	40	3	40	8	17	0	0	108
2013	29	7	32	12	16	0	0	96
2014	26	1	35	3	23	0	1	89
2015	17	10	12	8	20	0	0	67
2016	36	1	32	0	19	0	0	88
2017	42	4	28	2	20	0	1	97
2018	22	2	27	7	27	0	3	88
2019	69	3	41	9	24	0	0	146
2020	30	2	18	4	25	0	0	79
2021	44	16	45	28	16	0	0	149
2022	39	13	32	16	27	0	0	127
2023	37	19	44	17	24	0	0	141
2024	44	21	26	22	19	0	0	132
2025	77	8	80	6	20	0	0	191
2026	10	0	14	1	6	0	0	31

Warm to Cold Ratio by Decade

Record highs per record low by decade in Iceland: 1970s 0.1 to 1, 1980s 0.7 to 1, 1990s 1.7 to 1, 2000s 6.7 to 1, 2010s 7.8 to 1, 2020s 3.1 to 1.

Standing Records by Year Set

2025: 192

Records still standing in Iceland by the year they were set. 192 of them were set in 2025.

Standing records in Iceland by the year they were set, 2025 highlighted
Year set	Standing records
1944	2
1949	186
1950	110
1951	240
1952	381
1953	215
1954	171
1955	223
1956	218
1957	139
1958	178
1959	224
1960	178
1961	158
1962	126
1963	177
1964	259
1965	306
1966	173
1967	277
1968	417
1969	360
1970	250
1971	254
1972	164
1973	296
1974	180
1975	314
1976	162
1977	168
1978	142
1979	296
1980	170
1981	300
1982	196
1983	273
1984	169
1985	253
1986	222
1987	189
1988	233
1989	210
1990	155
1991	212
1992	292
1993	198
1994	137
1995	170
1996	191
1997	252
1998	230
1999	158
2000	167
2001	247
2002	301
2003	262
2004	290
2005	176
2006	281
2007	226
2008	159
2009	118
2010	222
2011	119
2012	125
2013	130
2014	156
2015	143
2016	153
2017	135
2018	130
2019	181
2020	122
2021	162
2022	137
2023	138
2024	128
2025	192
2026	29

Record Map for 2025

27 stations

The 27 highest significance station records of 2025 in Iceland, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records in Iceland in 2025: highest significance records shown on the map
Station	Country	Type	Value	Significance
Stykkisholmur	Iceland	Record daily precipitation	37.1 mm (1.5 in)	47 of 100 (Notable)
Keflavik	Iceland	Record high minimum temperature	7.0 C (44.6 F)	32 of 100 (Routine)
Dalatangi	Iceland	Record high maximum temperature	16.8 C (62.2 F)	31 of 100 (Routine)
Keflavik	Iceland	Record high minimum temperature	7.0 C (44.6 F)	30 of 100 (Routine)
Stykkisholmur	Iceland	Record high minimum temperature	5.6 C (42.1 F)	28 of 100 (Routine)
Reykjavik	Iceland	Record daily precipitation	26.6 mm (1.0 in)	26 of 100 (Routine)
Dalatangi	Iceland	Record high minimum temperature	8.7 C (47.7 F)	26 of 100 (Routine)
Dalatangi	Iceland	Record high maximum temperature	13.3 C (55.9 F)	25 of 100 (Routine)
Reykjavik	Iceland	Record high minimum temperature	6.5 C (43.7 F)	24 of 100 (Routine)
Stykkisholmur	Iceland	Record high minimum temperature	7.3 C (45.1 F)	23 of 100 (Routine)
Reykjavik	Iceland	Record high minimum temperature	7.8 C (46.0 F)	20 of 100 (Routine)
Dalatangi	Iceland	Record high maximum temperature	15.7 C (60.3 F)	20 of 100 (Routine)
Dalatangi	Iceland	Record high maximum temperature	18.5 C (65.3 F)	20 of 100 (Routine)
Keflavik	Iceland	Record low maximum temperature	-1.0 C (30.2 F)	18 of 100 (Routine)
Dalatangi	Iceland	Record high minimum temperature	9.0 C (48.2 F)	18 of 100 (Routine)
Reykjavik	Iceland	Record daily precipitation	21.9 mm (0.9 in)	17 of 100 (Routine)
Reykjavik	Iceland	Record low maximum temperature	-1.5 C (29.3 F)	16 of 100 (Routine)
Dalatangi	Iceland	Record high minimum temperature	5.2 C (41.4 F)	14 of 100 (Routine)
Keflavik	Iceland	Record high minimum temperature	9.0 C (48.2 F)	14 of 100 (Routine)
Reykjavik	Iceland	Record low maximum temperature	0.2 C (32.4 F)	13 of 100 (Routine)
Stykkisholmur	Iceland	Record high minimum temperature	10.3 C (50.5 F)	11 of 100 (Routine)
Stykkisholmur	Iceland	Record high maximum temperature	13.2 C (55.8 F)	10 of 100 (Routine)
Reykjavik	Iceland	Record high minimum temperature	9.7 C (49.5 F)	5 of 100 (Routine)
Keflavik	Iceland	Record high minimum temperature	10.0 C (50.0 F)	5 of 100 (Routine)
Keflavik	Iceland	Record low maximum temperature	2.0 C (35.6 F)	3 of 100 (Routine)
Stykkisholmur	Iceland	Record high maximum temperature	16.3 C (61.3 F)	3 of 100 (Routine)
Stykkisholmur	Iceland	Record high maximum temperature	9.3 C (48.7 F)	2 of 100 (Routine)

Download the Data

Data for Iceland in 2025: CSV or JSON. Field meanings are on the data page.

Sources: 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)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-13 (13 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-13. Last revised 13 October 2026 (2026-10-13).

Decade	Highs per low
1970s	0.11 to 1
1980s	0.71 to 1
1990s	1.72 to 1
2000s	6.65 to 1
2010s	7.77 to 1
2020s	3.12 to 1