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Built 2026-10-14 (14 October 2026)

Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026

Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026: 66 records at 39 stations, peak on 6 October 2026. Closed.

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

Key Facts

  • Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 set or tied 66 station records at 39 stations.
  • It ran from 3 October 2026 to 7 October 2026 (5 days) and its peak day was 6 October 2026.
  • Status: closed.
  • Kokpekty set a monthly record high minimum temperature of 9.8 C (49.6 F) on 4 October 2026 (provisional).
  • The busiest day was 6 October 2026 with 25 records.
  • The oldest broken record in the ranked list had stood for 68 years.

Footprint

3 to 7 October 2026
Footprint of Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 The area covered by Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 is outlined, with 18 of the stations that set records marked, coloured by record type.
The area covered by Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 is outlined, with 18 of the stations that set records marked, coloured by record type. Made with Natural Earth.
Footprint of Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026: stations that set records in the event
StationTypeValueDate
KokpektyRecord high minimum temperature9.8 C (49.6 F)2026-10-04
BarshatasRecord high minimum temperature11.4 C (52.5 F)2026-10-04
UliastaiRecord high minimum temperature4.7 C (40.5 F)2026-10-05
GaluutRecord high minimum temperature1.6 C (34.9 F)2026-10-06
UrdzharRecord high minimum temperature14.0 C (57.2 F)2026-10-04
MurenRecord high minimum temperature6.6 C (43.9 F)2026-10-05
BaruunharaaRecord high minimum temperature4.5 C (40.1 F)2026-10-07
BayanbulagRecord high minimum temperature1.5 C (34.7 F)2026-10-06
SemijarkaRecord high minimum temperature13.5 C (56.3 F)2026-10-03
MaantiRecord high minimum temperature5.0 C (41.0 F)2026-10-07
ArvaiheerRecord high minimum temperature10.6 C (51.1 F)2026-10-06
AltaiRecord high minimum temperature4.7 C (40.5 F)2026-10-06
HatgalRecord high minimum temperature4.8 C (40.6 F)2026-10-05
MandalgobiRecord high minimum temperature8.7 C (47.7 F)2026-10-06
HujirtRecord high minimum temperature1.9 C (35.4 F)2026-10-06
BaevoRecord high minimum temperature11.1 C (52.0 F)2026-10-04
TsetserlegRecord high minimum temperature6.5 C (43.7 F)2026-10-06
DashbalbarRecord high minimum temperature6.6 C (43.9 F)2026-10-06
UnderkhaanRecord high minimum temperature6.4 C (43.5 F)2026-10-06
Bayan-OvooRecord high minimum temperature4.7 C (40.5 F)2026-10-07
RinchinlhumbeRecord high minimum temperature3.6 C (38.5 F)2026-10-05
TarialanRecord high minimum temperature4.7 C (40.5 F)2026-10-06
ChoirRecord high minimum temperature5.9 C (42.6 F)2026-10-06
Ulken NaryRecord high minimum temperature7.4 C (45.3 F)2026-10-05
Ulaan-GomRecord high minimum temperature6.1 C (43.0 F)2026-10-05
UlgiRecord high minimum temperature9.2 C (48.6 F)2026-10-05
BaruunturuunRecord high minimum temperature5.8 C (42.4 F)2026-10-05
BayanhongorRecord high minimum temperature4.5 C (40.1 F)2026-10-06
Omno-GobiRecord high minimum temperature7.6 C (45.7 F)2026-10-05
ChoibalsanRecord high minimum temperature7.8 C (46.0 F)2026-10-06
TosontsengelRecord high minimum temperature1.3 C (34.3 F)2026-10-06
Saikhan-OvooRecord high minimum temperature7.7 C (45.9 F)2026-10-06
HovdRecord high minimum temperature8.9 C (48.0 F)2026-10-06
Zamyn-UudRecord high minimum temperature10.4 C (50.7 F)2026-10-07
ErdenemandalRecord high minimum temperature3.2 C (37.8 F)2026-10-05
HutagRecord high minimum temperature5.0 C (41.0 F)2026-10-06
SainshandRecord high minimum temperature8.2 C (46.8 F)2026-10-07

Records per Day

Peak day 25
Records per day during Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 Records set or tied each day from 3 October 2026 to 7 October 2026. The most in one day was 25 on 6 October 2026. 0 6 13 19 25 10-0310-0410-0510-0610-07
Records set or tied each day from 3 October 2026 to 7 October 2026. The most in one day was 25 on 6 October 2026.
Records per day during Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026
DateRecords
2026-10-032
2026-10-045
2026-10-0517
2026-10-0625
2026-10-0717

Top Records by Margin

Margin over the record replaced
Top records of Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 ranked by margin
Bayanbulag, 10-067.5 C (13.5 F)
Baevo, 10-047.1 C (12.8 F)
Maanti, 10-075.7 C (10.3 F)
Barshatas, 10-045.3 C (9.5 F)
Tsetserleg, 10-065.0 C (9.0 F)
Dashbalbar, 10-064.9 C (8.8 F)
Arvaiheer, 10-064.7 C (8.5 F)
Galuut, 10-064.4 C (7.9 F)
Barshatas, 10-034.0 C (7.2 F)
Hujirt, 10-063.9 C (7.0 F)
Muren, 10-052.7 C (4.9 F)
Baruunharaa, 10-072.3 C (4.1 F)
Altai, 10-061.9 C (3.4 F)
Urdzhar, 10-041.7 C (3.1 F)
Hatgal, 10-051.1 C (2.0 F)

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

Margin Against Age of the Broken Record

Margin against age of the broken record in Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 66 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. 0 20 40 60 80 0.02.04.06.08.0 Margin (C) Years the old record stood
66 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 Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026
Margin (C)Years the old record stood
0.268
5.363
0.458
4.467
1.739
2.767
2.368
7.540
0.939
4.744
1.965
5.739
4.047
0.967
1.139
3.949
0.865
5.028
7.115
4.935
1.819
2.944
3.341
1.647
6.327
2.840
1.344
0.447
2.627
0.716
2.540
2.140
3.928
2.628
2.625
1.332
2.927
1.327
1.228
2.328
2.221
1.521
2.815
4.111
4.512
0.928
0.228
0.928
2.216
3.111
0.632
0.124
1.128
2.57
0.528
2.016
0.416
1.816
1.116
2.013
3.43
0.413
1.911
0.215
0.116
1.67

Compared With Other Events

Station records per event
Station records in Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 compared with similar events
Heat wave in United States and Mexico, 16 January to 14 February 20249,869 records
Heat wave in United States, 28 January to 24 February 20266,528 records
Heat wave in United States and Mexico, 24 May to 19 June 20205,047 records
Heat wave in United States and Mexico, 26 March to 17 April 20213,669 records
Heat wave in Germany and 49 other countries, 18 December 2021 to 15 January 20223,626 records
Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026 (this event)66 records

Every Record Set

63 of 66
Every record set or tied during Heat wave in Mongolia and 2 other countries, 3 to 7 October 2026, in date order
DateStationRecordValueMarginYears stoodSignificance
2026-10-03SemijarkaRecord high minimum temperature (provisional)13.5 C (56.3 F)0.9 C (1.6 F)3929 of 100 (Routine)
2026-10-03BarshatasRecord high minimum temperature (provisional)11.0 C (51.8 F)4.0 C (7.2 F)4728 of 100 (Routine)
2026-10-04KokpektyRecord high minimum temperature (provisional)9.8 C (49.6 F)0.2 C (0.4 F)6840 of 100 (Notable)
2026-10-04BarshatasRecord high minimum temperature (provisional)11.4 C (52.5 F)5.3 C (9.5 F)6335 of 100 (Notable)
2026-10-04UrdzharRecord high minimum temperature (provisional)14.0 C (57.2 F)1.7 C (3.1 F)3932 of 100 (Routine)
2026-10-04BaevoRecord high minimum temperature (provisional)11.1 C (52.0 F)7.1 C (12.8 F)1526 of 100 (Routine)
2026-10-05UliastaiRecord high minimum temperature (provisional)4.7 C (40.5 F)0.4 C (0.7 F)5834 of 100 (Routine)
2026-10-05MurenRecord high minimum temperature (provisional)6.6 C (43.9 F)2.7 C (4.9 F)6732 of 100 (Routine)
2026-10-05HatgalRecord high minimum temperature (provisional)4.8 C (40.6 F)1.1 C (2.0 F)3928 of 100 (Routine)
2026-10-05RinchinlhumbeRecord high minimum temperature (provisional)3.6 C (38.5 F)6.3 C (11.3 F)2723 of 100 (Routine)
2026-10-05Ulken NaryRecord high minimum temperature (provisional)7.4 C (45.3 F)0.4 C (0.7 F)4721 of 100 (Routine)
2026-10-05Ulaan-GomRecord high minimum temperature (provisional)6.1 C (43.0 F)2.6 C (4.7 F)2721 of 100 (Routine)
2026-10-05UlgiRecord high minimum temperature (provisional)9.2 C (48.6 F)0.7 C (1.3 F)1621 of 100 (Routine)
2026-10-05BaruunturuunRecord high minimum temperature (provisional)5.8 C (42.4 F)3.9 C (7.0 F)2819 of 100 (Routine)
2026-10-05MaantiRecord high minimum temperature (provisional)1.8 C (35.2 F)2.6 C (4.7 F)2519 of 100 (Routine)
2026-10-05Omno-GobiRecord high minimum temperature (provisional)7.6 C (45.7 F)2.9 C (5.2 F)2718 of 100 (Routine)
2026-10-05BaruunharaaRecord high minimum temperature (provisional)2.9 C (37.2 F)1.5 C (2.7 F)2116 of 100 (Routine)
2026-10-05BayanhongorRecord high minimum temperature (provisional)3.8 C (38.8 F)0.9 C (1.6 F)2815 of 100 (Routine)
2026-10-05TarialanRecord high minimum temperature (provisional)5.7 C (42.3 F)3.1 C (5.6 F)1114 of 100 (Routine)
2026-10-05ErdenemandalRecord high minimum temperature (provisional)3.2 C (37.8 F)0.6 C (1.1 F)3214 of 100 (Routine)
2026-10-05GaluutRecord high minimum temperature (provisional)-2.0 C (28.4 F)1.1 C (2.0 F)1612 of 100 (Routine)
2026-10-05TosontsengelRecord high minimum temperature (provisional)3.7 C (38.7 F)3.4 C (6.1 F)311 of 100 (Routine)
2026-10-05BayanbulagRecord high minimum temperature (provisional)-2.3 C (27.9 F)1.9 C (3.4 F)1110 of 100 (Routine)
2026-10-05HutagRecord high minimum temperature (tie) (provisional)1.8 C (35.2 F)tie82 of 100 (Routine)
2026-10-06GaluutRecord high minimum temperature (provisional)1.6 C (34.9 F)4.4 C (7.9 F)6734 of 100 (Routine)
2026-10-06BayanbulagRecord high minimum temperature (provisional)1.5 C (34.7 F)7.5 C (13.5 F)4030 of 100 (Routine)
2026-10-06ArvaiheerRecord high minimum temperature (provisional)10.6 C (51.1 F)4.7 C (8.5 F)4429 of 100 (Routine)
2026-10-06AltaiRecord high minimum temperature (provisional)4.7 C (40.5 F)1.9 C (3.4 F)6529 of 100 (Routine)
2026-10-06MandalgobiRecord high minimum temperature (provisional)8.7 C (47.7 F)0.9 C (1.6 F)6728 of 100 (Routine)
2026-10-06HujirtRecord high minimum temperature (provisional)1.9 C (35.4 F)3.9 C (7.0 F)4928 of 100 (Routine)
2026-10-06UliastaiRecord high minimum temperature (provisional)3.6 C (38.5 F)0.8 C (1.4 F)6527 of 100 (Routine)
2026-10-06TsetserlegRecord high minimum temperature (provisional)6.5 C (43.7 F)5.0 C (9.0 F)2826 of 100 (Routine)
2026-10-06DashbalbarRecord high minimum temperature (provisional)6.6 C (43.9 F)4.9 C (8.8 F)3525 of 100 (Routine)
2026-10-06UnderkhaanRecord high minimum temperature (provisional)6.4 C (43.5 F)1.8 C (3.2 F)1925 of 100 (Routine)
2026-10-06TarialanRecord high minimum temperature (provisional)4.7 C (40.5 F)2.8 C (5.0 F)4022 of 100 (Routine)
2026-10-06ChoirRecord high minimum temperature (provisional)5.9 C (42.6 F)1.3 C (2.3 F)4422 of 100 (Routine)
2026-10-06BayanhongorRecord high minimum temperature (provisional)4.5 C (40.1 F)2.6 C (4.7 F)2819 of 100 (Routine)
2026-10-06ChoibalsanRecord high minimum temperature (provisional)7.8 C (46.0 F)1.3 C (2.3 F)3218 of 100 (Routine)
2026-10-06TosontsengelRecord high minimum temperature (provisional)1.3 C (34.3 F)2.3 C (4.1 F)2817 of 100 (Routine)
2026-10-06UlgiRecord high minimum temperature (provisional)4.3 C (39.7 F)2.2 C (4.0 F)2116 of 100 (Routine)
2026-10-06Bayan-OvooRecord high minimum temperature (provisional)5.9 C (42.6 F)4.1 C (7.4 F)1116 of 100 (Routine)
2026-10-06Saikhan-OvooRecord high minimum temperature (provisional)7.7 C (45.9 F)4.5 C (8.1 F)1216 of 100 (Routine)
2026-10-06HovdRecord high minimum temperature (provisional)8.9 C (48.0 F)0.9 C (1.6 F)2815 of 100 (Routine)
2026-10-06RinchinlhumbeRecord high minimum temperature (provisional)1.7 C (35.1 F)1.1 C (2.0 F)2813 of 100 (Routine)
2026-10-06HutagRecord high minimum temperature (provisional)5.0 C (41.0 F)2.5 C (4.5 F)713 of 100 (Routine)
2026-10-06MurenRecord high minimum temperature (provisional)3.1 C (37.6 F)0.4 C (0.7 F)1612 of 100 (Routine)
2026-10-06Omno-GobiRecord high minimum temperature (provisional)2.8 C (37.0 F)0.1 C (0.2 F)169 of 100 (Routine)
2026-10-06ErdenemandalRecord high minimum temperature (provisional)3.5 C (38.3 F)1.6 C (2.9 F)79 of 100 (Routine)
2026-10-07BaruunharaaRecord high minimum temperature (provisional)4.5 C (40.1 F)2.3 C (4.1 F)6832 of 100 (Routine)
2026-10-07MaantiRecord high minimum temperature (provisional)5.0 C (41.0 F)5.7 C (10.3 F)3929 of 100 (Routine)
2026-10-07HatgalRecord high minimum temperature (provisional)-0.7 C (30.7 F)2.9 C (5.2 F)4424 of 100 (Routine)
2026-10-07Bayan-OvooRecord high minimum temperature (provisional)4.7 C (40.5 F)3.3 C (5.9 F)4124 of 100 (Routine)
2026-10-07UnderkhaanRecord high minimum temperature (provisional)3.6 C (38.5 F)1.6 C (2.9 F)4724 of 100 (Routine)
2026-10-07ArvaiheerRecord high minimum temperature (provisional)7.8 C (46.0 F)1.2 C (2.2 F)2817 of 100 (Routine)
2026-10-07ChoirRecord high minimum temperature (provisional)7.9 C (46.2 F)2.8 C (5.0 F)1516 of 100 (Routine)
2026-10-07MandalgobiRecord high minimum temperature (provisional)8.2 C (46.8 F)0.2 C (0.4 F)2815 of 100 (Routine)
2026-10-07Zamyn-UudRecord high minimum temperature (provisional)10.4 C (50.7 F)2.2 C (4.0 F)1615 of 100 (Routine)
2026-10-07TsetserlegRecord high minimum temperature (provisional)2.3 C (36.1 F)0.1 C (0.2 F)2414 of 100 (Routine)
2026-10-07Saikhan-OvooRecord high minimum temperature (provisional)5.7 C (42.3 F)0.5 C (0.9 F)2813 of 100 (Routine)
2026-10-07TosontsengelRecord high minimum temperature (provisional)1.4 C (34.5 F)1.8 C (3.2 F)1612 of 100 (Routine)
2026-10-07RinchinlhumbeRecord high minimum temperature (provisional)-1.0 C (30.2 F)2.0 C (3.6 F)1311 of 100 (Routine)
2026-10-07SainshandRecord high minimum temperature (provisional)8.2 C (46.8 F)0.4 C (0.7 F)1311 of 100 (Routine)
2026-10-07BayanhongorRecord high minimum temperature (provisional)2.5 C (36.5 F)0.2 C (0.4 F)1510 of 100 (Routine)

The daily ledgers keep a limited number of records per day, so this list has 63 of the 66 records the event counts. The counts above use the full total.

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.