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Bluffton May Weather

Averages and records for weather in Bluffton, Indiana in the month of May.

Typical Bluffton May Weather 1991–2020
Average daily high	71.7 °F
Average daily low	50.8 °F
Average monthly precipitation	4.7 inches
Average monthly snow	none
Daily chance of precipitation	42.8%
Daily chance of snow	0%

Bluffton May Weather Records 1895–2023
Highest temperature	101 °F	May 27, 1911
Lowest temperature	22 °F	May 7, 1989
Highest daily low	73 °F	May 30, 2018
Lowest daily high	42 °F	May 9, 1923
Hottest average high temperature	82.4 °F	1896
Coldest average high temperature	61.8 °F	1989
Most daily precipitation	3.8 inches	May 26, 1989
Most monthly precipitation	10.4 inches	1943
Most daily snow	2.5 inches	May 10, 1923
Most monthly snow	3.0 inches	1923

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	66.7	45.2	88	25
May 2	67.0	45.5	87	30
May 3	67.2	45.9	91	28
May 4	67.4	46.1	90	24
May 5	67.6	46.4	87	30
May 6	67.8	46.6	89	30
May 7	68.2	47.0	90	22
May 8	68.5	47.4	92	26
May 9	68.9	47.8	91	25
May 10	69.3	48.2	92	26
May 11	69.7	48.6	92	28
May 12	70.0	48.9	90	28
May 13	70.3	49.4	90	28
May 14	70.8	49.8	92	32
May 15	71.2	50.3	91	32
May 16	71.7	50.7	93	30
May 17	72.0	51.1	91	29
May 18	72.4	51.5	94	31
May 19	72.8	51.8	94	31
May 20	73.1	52.1	93	32
May 21	73.3	52.4	93	30
May 22	73.4	52.6	92	28
May 23	73.6	52.9	94	30
May 24	73.8	53.2	92	30
May 25	74.0	53.4	95	28
May 26	74.2	53.7	98	34
May 27	74.6	54.1	101	30
May 28	75.0	54.6	98	32
May 29	75.4	55.1	95	32
May 30	75.7	55.5	93	32
May 31	76.1	55.9	95	32

Weather Station Details

Years	Station	Coordinates
1970–2023	Bluffton 6N	location
1969–1971	Bluffton 1 N	location
1949–1969	Bluffton	location
1895–1948	Bluffton Water Works	location