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Hillsboro May Weather

Averages and records for weather in Hillsboro, Ohio in the month of May.

Typical Hillsboro May Weather 1991–2020
Average daily high	72.1 °F
Average daily low	51.4 °F
Average monthly precipitation	4.8 inches
Average monthly snow	none
Daily chance of precipitation	43.2%
Daily chance of snow	0%

Hillsboro May Weather Records 1893–2024
Highest temperature	99 °F	May 31, 1895
Lowest temperature	23 °F	May 10, 1966
Highest daily low	73 °F	May 29, 2019
Lowest daily high	39 °F	May 9, 1923
Hottest average high temperature	84.4 °F	1896
Coldest average high temperature	64.7 °F	1924
Most daily precipitation	4.2 inches	May 22, 1962
Most monthly precipitation	11.8 inches	1990
Most daily snow	2.0 inches	May 9, 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	68.0	46.5	88	28
May 2	68.2	46.8	91	30
May 3	68.4	47.0	95	32
May 4	68.5	47.3	96	28
May 5	68.6	47.6	98	32
May 6	68.9	47.8	97	30
May 7	69.2	48.1	86	32
May 8	69.5	48.5	91	28
May 9	69.8	48.8	95	28
May 10	70.2	49.2	96	23
May 11	70.5	49.5	97	29
May 12	70.8	49.9	88	30
May 13	71.1	50.3	92	28
May 14	71.5	50.7	91	34
May 15	71.8	51.1	90	27
May 16	72.0	51.4	90	33
May 17	72.3	51.7	91	28
May 18	72.6	52.0	93	30
May 19	73.0	52.4	93	32
May 20	73.2	52.6	91	34
May 21	73.5	52.9	91	35
May 22	73.7	53.1	92	29
May 23	73.9	53.4	88	33
May 24	74.1	53.6	90	34
May 25	74.3	53.8	93	32
May 26	74.5	54.0	96	35
May 27	74.8	54.3	96	33
May 28	75.2	54.6	94	34
May 29	75.6	55.1	95	35
May 30	75.9	55.5	96	35
May 31	76.2	55.9	99	37

Weather Station Details

Years	Station	Coordinates
1893–2024	Hillsboro	location