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Lead May Weather

Averages and records for weather in Lead, South Dakota in the month of May.

Typical Lead May Weather 1991–2020
Average daily high	61.1 °F
Average daily low	39.9 °F
Average monthly precipitation	4.8 inches
Average monthly snow	6.3 inches
Daily chance of precipitation	45.4%
Daily chance of snow	6.5%

Lead May Weather Records 1909–2024
Highest temperature	89 °F	May 29, 1934
Lowest temperature	8 °F	May 1, 1909
Highest daily low	64 °F	May 31, 1984
Lowest daily high	23 °F	May 2, 1954
Hottest average high temperature	75.9 °F	1934
Coldest average high temperature	53.4 °F	1935
Most daily precipitation	5.7 inches	May 31, 1909
Most monthly precipitation	15.1 inches	1946
Most daily snow	25.0 inches	May 9, 1965
Most monthly snow	43.0 inches	1916

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
May 1	55.8	35.0	81	8
May 2	56.2	35.3	78	13
May 3	56.6	35.6	85	9
May 4	57.1	36.0	81	19
May 5	57.5	36.4	83	19
May 6	57.9	36.7	82	18
May 7	58.3	37.0	85	20
May 8	58.4	37.2	84	17
May 9	58.7	37.5	84	22
May 10	58.9	37.9	81	20
May 11	59.2	38.2	82	16
May 12	59.6	38.6	82	13
May 13	60.0	38.9	85	20
May 14	60.5	39.3	84	25
May 15	61.0	39.7	87	22
May 16	61.4	40.0	84	25
May 17	61.7	40.4	88	24
May 18	62.1	40.8	83	22
May 19	62.4	41.2	87	21
May 20	62.6	41.5	87	22
May 21	62.9	41.7	86	22
May 22	63.2	42.0	89	25
May 23	63.7	42.4	85	27
May 24	64.1	42.8	83	24
May 25	64.6	43.1	86	28
May 26	65.1	43.5	88	22
May 27	65.6	43.9	88	27
May 28	65.9	44.2	87	30
May 29	66.1	44.5	89	24
May 30	66.4	44.8	87	30
May 31	66.6	45.0	87	26

Weather Station Details

Years	Station	Coordinates
1909–2024	Lead	location