Weather Records in May 2026

23,233 weather records were set or tied in May 2026, with a daily chart by type, a record map and the top 20 by significance.

Key Facts for May 2026

23,233 weather records were set or tied in May 2026 across 31 days.
14,529 were record highs and 4,363 were record lows, counting maximum and minimum temperature.
The busiest day of the month was 19 May 2026 with 1,355 records.
Great Falls 16St set a daily record precipitation of 54.6 mm (2.1 in) on 31 May 2026.

Records per Day, by Type

23,233 records

Records per day, stacked by record type, with 23,233 records in total and the busiest day on 19 May 2026 with 1,355.

Weather records per day in May 2026, stacked by type
Day of month	Highest daily maximum	Lowest daily maximum	Highest daily minimum	Lowest daily minimum	Heaviest daily rainfall	Heaviest daily snowfall	Deepest snow cover	Total
1	183	112	184	61	78	3	2	623
2	164	140	311	87	59	3	1	765
3	205	88	381	146	59	0	0	879
4	84	28	258	36	148	0	1	555
5	40	58	140	67	210	9	13	537
6	51	163	124	234	159	37	28	796
7	29	211	152	195	110	8	10	715
8	27	58	92	84	30	0	1	292
9	72	57	112	21	46	1	0	309
10	226	28	160	23	60	0	0	497
11	370	20	257	32	117	0	1	797
12	580	53	373	63	34	0	5	1,108
13	422	36	305	32	230	0	1	1,026
14	198	43	172	31	80	0	1	525
15	122	92	99	65	102	0	1	481
16	152	79	134	62	130	1	1	559
17	125	99	191	117	194	13	6	745
18	207	160	377	141	201	25	20	1,131
19	259	110	482	178	316	4	6	1,355
20	184	55	328	39	88	2	1	697
21	100	54	136	15	50	1	0	356
22	110	35	179	47	100	1	1	473
23	291	100	224	32	157	0	0	804
24	273	131	330	38	104	1	0	877
25	299	38	405	13	158	0	0	913
26	472	30	662	12	155	0	0	1,331
27	279	52	641	20	190	1	1	1,184
28	184	82	495	23	268	0	1	1,053
29	159	50	315	15	246	1	2	788
30	96	19	279	22	109	0	1	526
31	56	47	212	84	135	1	1	536

Record Map

highest significance

The 250 highest significance station records of the period are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Highest significance weather records in May 2026: highest significance records shown on the map
Station	Country	Type	Value	Significance
Great Falls 16St	United States	Record daily precipitation	54.6 mm (2.1 in)	80 of 100 (Exceptional)
Jonkoping	Sweden	Record daily precipitation	29.7 mm (1.2 in)	79 of 100 (Major)
Kellevie	Australia	Record daily precipitation	86.0 mm (3.4 in)	79 of 100 (Major)
Longmont 2 ESE	United States	Record daily snowfall	11.9 cm (4.7 in)	75 of 100 (Major)
Nundle Post Office	Australia	Record daily precipitation	64.6 mm (2.5 in)	75 of 100 (Major)
Paruna	Australia	Record daily precipitation	49.4 mm (1.9 in)	75 of 100 (Major)
Oatlands Post Office	Australia	Record daily precipitation	35.4 mm (1.4 in)	75 of 100 (Major)
Willow Tree (Yarrabah)	Australia	Record daily precipitation	51.2 mm (2.0 in)	74 of 100 (Major)
Winterswijk	Netherlands	Record daily precipitation	38.7 mm (1.5 in)	74 of 100 (Major)
Sugar City	United States	Record daily precipitation	39.4 mm (1.6 in)	74 of 100 (Major)
Three Hummock Island	Australia	Record daily precipitation	40.4 mm (1.6 in)	73 of 100 (Major)
Levendale	Australia	Record daily precipitation	38.4 mm (1.5 in)	73 of 100 (Major)
Yerong Creek (Fertilizer Depot	Australia	Record daily precipitation	42.6 mm (1.7 in)	72 of 100 (Major)
Pirlta	Australia	Record daily precipitation	26.6 mm (1.0 in)	72 of 100 (Major)
Walden	United States	Record daily precipitation	30.7 mm (1.2 in)	72 of 100 (Major)
Mammoth Cave	United States	Record daily precipitation	103.9 mm (4.1 in)	72 of 100 (Major)
Sturt Vale	Australia	Record daily precipitation	29.0 mm (1.1 in)	71 of 100 (Major)
Mt Ayr	United States	Record daily precipitation	139.7 mm (5.5 in)	71 of 100 (Major)
Asheville AP	United States	Record daily precipitation	73.4 mm (2.9 in)	71 of 100 (Major)
Koloa 936	United States	Record daily precipitation	78.7 mm (3.1 in)	70 of 100 (Major)
Wangerooge	Germany	Record daily precipitation	28.3 mm (1.1 in)	69 of 100 (Major)
Boulder	United States	Record snow depth	12.7 cm (5.0 in)	69 of 100 (Major)
Alawoona (Schells Well)	Australia	Record daily precipitation	44.2 mm (1.7 in)	69 of 100 (Major)
Quorn (Depot Flat)	Australia	Record daily precipitation	64.0 mm (2.5 in)	69 of 100 (Major)
Bad Rothenfelde	Germany	Record daily precipitation	68.6 mm (2.7 in)	69 of 100 (Major)
Cope Cope	Australia	Record daily precipitation	28.8 mm (1.1 in)	68 of 100 (Major)
Selma	United States	Record daily precipitation	90.9 mm (3.6 in)	67 of 100 (Major)
Eucla	Australia	Record daily precipitation	26.6 mm (1.0 in)	67 of 100 (Major)
Old Delamere	Australia	Record daily precipitation	48.6 mm (1.9 in)	67 of 100 (Major)
Robinson	United States	Record daily precipitation	53.3 mm (2.1 in)	67 of 100 (Major)
Lihue WSO AP 1020.1	United States	Record daily precipitation	115.3 mm (4.5 in)	66 of 100 (Major)
Lincoln 1 SE	United States	Record daily precipitation	130.8 mm (5.1 in)	66 of 100 (Major)
Randolph	United States	Record daily snowfall	13.2 cm (5.2 in)	66 of 100 (Major)
Lake Toxaway 2 SW	United States	Record daily precipitation	132.1 mm (5.2 in)	66 of 100 (Major)
Inglewood Post Office	Australia	Record daily precipitation	51.0 mm (2.0 in)	66 of 100 (Major)
Galena	United States	Record daily precipitation	90.2 mm (3.6 in)	66 of 100 (Major)
Denekamp	Netherlands	Record daily precipitation	34.3 mm (1.4 in)	66 of 100 (Major)
Ft McKavett	United States	Record low maximum temperature	13.9 C (57.0 F)	65 of 100 (Major)
Aldgate	Australia	Record daily precipitation	140.0 mm (5.5 in)	65 of 100 (Major)
Ultima (Post Office)	Australia	Record daily precipitation	37.2 mm (1.5 in)	65 of 100 (Major)
Church Buttes Gas Plt	United States	Record daily snowfall	17.8 cm (7.0 in)	65 of 100 (Major)
German Town	Australia	Record daily precipitation	104.0 mm (4.1 in)	65 of 100 (Major)
Wynne	United States	Record daily precipitation	83.8 mm (3.3 in)	64 of 100 (Major)
Martinsville 2 SW	United States	Record daily precipitation	69.1 mm (2.7 in)	64 of 100 (Major)
Junction Kimble Co AP	United States	Record daily precipitation	85.1 mm (3.4 in)	64 of 100 (Major)
Willow Tree (Yarrabah)	Australia	Record daily precipitation	30.0 mm (1.2 in)	64 of 100 (Major)
Newcastle Nobbys Signal Statio	Australia	Record daily precipitation	73.0 mm (2.9 in)	64 of 100 (Major)
Wernigerode	Germany	Record daily precipitation	35.2 mm (1.4 in)	63 of 100 (Major)
Hogemalen	Sweden	Record daily precipitation	31.3 mm (1.2 in)	63 of 100 (Major)
Puhi 1013	United States	Record daily precipitation	97.8 mm (3.9 in)	63 of 100 (Major)
Ivanhoe (Baden Park)	Australia	Record daily precipitation	33.0 mm (1.3 in)	63 of 100 (Major)
Bay City Wtr Wks	United States	Record daily precipitation	86.4 mm (3.4 in)	63 of 100 (Major)
Little Mtn	United States	Record daily precipitation	77.0 mm (3.0 in)	63 of 100 (Major)
Mount Wellington	Australia	Record daily precipitation	53.4 mm (2.1 in)	63 of 100 (Major)
Gerber Dam	United States	Record daily precipitation	26.8 mm (1.1 in)	63 of 100 (Major)
Denekamp	Netherlands	Record daily precipitation	29.0 mm (1.1 in)	62 of 100 (Major)
Gainesville	United States	Record daily precipitation	76.2 mm (3.0 in)	62 of 100 (Major)
Halenanaho 1006	United States	Record daily precipitation	116.6 mm (4.6 in)	62 of 100 (Major)
Crete 4ESE	United States	Record daily precipitation	65.5 mm (2.6 in)	62 of 100 (Major)
Cheboygan	United States	Record daily precipitation	53.3 mm (2.1 in)	62 of 100 (Major)

By Timescale

Records by timescale: all-time 45, monthly 1,152, daily 22,036.

Top 20 by Significance

Top 20 records of the period by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 May 2026	Great Falls 16St, US	daily rain	54.6 mm (2.1 in)	33.5 mm (1.3 in)	128 years	80 of 100 (Exceptional)
28 May 2026	Kellevie, AU	daily rain	86.0 mm (3.4 in)	57.3 mm (2.3 in)	99 years	79 of 100 (Major)
11 May 2026	Jonkoping, SE	daily rain	29.7 mm (1.2 in)	18.4 mm (0.7 in)	142 years	79 of 100 (Major)
28 May 2026	Oatlands Post Office, AU	daily rain	35.4 mm (1.4 in)	20.4 mm (0.8 in)	84 years	75 of 100 (Major)
27 May 2026	Paruna, AU	monthly rain	49.4 mm (1.9 in)	16.4 mm (0.6 in)	70 years	75 of 100 (Major)
19 May 2026	Nundle Post Office, AU	daily rain	64.6 mm (2.5 in)	38.4 mm (1.5 in)	116 years	75 of 100 (Major)
6 May 2026	Longmont 2 ESE, US	daily snowfall	11.9 cm (4.7 in)	11.9 cm (4.7 in)	116 years	75 of 100 (Major)
31 May 2026	Winterswijk, NL	daily rain	38.7 mm (1.5 in)	19.2 mm (0.8 in)	96 years	74 of 100 (Major)
31 May 2026	Sugar City, US	daily rain	39.4 mm (1.6 in)	20.9 mm (0.8 in)	108 years	74 of 100 (Major)
19 May 2026	Willow Tree (Yarrabah), AU	daily rain	51.2 mm (2.0 in)	40.8 mm (1.6 in)	80 years	74 of 100 (Major)
28 May 2026	Levendale, AU	daily rain	38.4 mm (1.5 in)	28.2 mm (1.1 in)	100 years	73 of 100 (Major)
4 May 2026	Three Hummock Island, AU	daily rain	40.4 mm (1.6 in)	25.7 mm (1.0 in)	84 years	73 of 100 (Major)
21 May 2026	Mammoth Cave, US	daily rain	103.9 mm (4.1 in)	68.6 mm (2.7 in)	79 years	72 of 100 (Major)
18 May 2026	Walden, US	daily rain	30.7 mm (1.2 in)	24.9 mm (1.0 in)	73 years	72 of 100 (Major)
17 May 2026	Pirlta, AU	daily rain	26.6 mm (1.0 in)	17.7 mm (0.7 in)	100 years	72 of 100 (Major)
4 May 2026	Yerong Creek (Fertilizer Depot, AU	daily rain	42.6 mm (1.7 in)	24.8 mm (1.0 in)	137 years	72 of 100 (Major)
25 May 2026	Asheville AP, US	daily rain	73.4 mm (2.9 in)	55.1 mm (2.2 in)	79 years	71 of 100 (Major)
17 May 2026	Mt Ayr, US	monthly rain	139.7 mm (5.5 in)	35.6 mm (1.4 in)	83 years	71 of 100 (Major)
16 May 2026	Sturt Vale, AU	daily rain	29.0 mm (1.1 in)	22.6 mm (0.9 in)	73 years	71 of 100 (Major)
11 May 2026	Koloa 936, US	daily rain	78.7 mm (3.1 in)	32.5 mm (1.3 in)	84 years	70 of 100 (Major)

Every Day of the Month

Download the Data

Data for May 2026: 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 2026-10-12 (12 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 13 October 2026 (2026-10-13).