< Previous Month Next Month >

Mandan May Weather

Averages and records for weather in Mandan, North Dakota in the month of May.

Typical Mandan May Weather 1991–2020
Average daily high	66.5 °F
Average daily low	42.6 °F
Average monthly precipitation	2.6 inches
Daily chance of precipitation	30.2%

Mandan May Weather Records 1913–2024
Highest temperature	102 °F	May 30, 1934
Lowest temperature	13 °F	May 3, 1967
Highest daily low	76 °F	May 30, 1934
Lowest daily high	30 °F	May 3, 1967
Hottest average high temperature	79.9 °F	1934
Coldest average high temperature	59.0 °F	1927
Most daily precipitation	2.9 inches	May 12, 1985
Most monthly precipitation	7.3 inches	2013

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	60.5	36.7	91	20
May 2	61.1	37.2	85	19
May 3	61.4	37.5	92	13
May 4	61.9	37.9	95	16
May 5	62.4	38.2	98	17
May 6	62.8	38.6	88	19
May 7	63.2	39.1	91	21
May 8	63.6	39.5	96	19
May 9	63.9	39.9	89	21
May 10	64.2	40.3	89	24
May 11	64.5	40.6	93	20
May 12	64.9	40.9	91	23
May 13	65.3	41.3	91	25
May 14	65.6	41.7	90	24
May 15	66.2	42.2	93	23
May 16	66.6	42.7	94	23
May 17	67.0	43.1	93	26
May 18	67.3	43.5	98	26
May 19	67.6	43.9	93	25
May 20	68.0	44.2	89	23
May 21	68.2	44.5	94	26
May 22	68.7	44.9	95	24
May 23	69.0	45.2	95	28
May 24	69.4	45.6	97	25
May 25	69.8	46.0	95	23
May 26	70.2	46.4	93	26
May 27	70.6	46.9	101	28
May 28	71.0	47.3	102	23
May 29	71.3	47.6	98	25
May 30	71.6	48.0	102	30
May 31	71.8	48.4	92	29

Weather Station Details

Years	Station	Coordinates
1913–2024	Mandan Experimental Station	location