Blue Ash weather by month
What a typical year looks like in Blue Ash, Ohio: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at CINCINNATI MUNICIPAL AP LUNKEN FIELD, 16 km from Blue Ash; records cover 1949–2026.
The year at a glance
- Precipitation a year
- 43.4 in1102 mm
- Snow a year
- Rare
- Last spring freeze
- Apr 12
- First fall freeze
- Oct 22
- Heating degree days
- 4,804
- Cooling degree days
- 1,126
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 5°−15° (heating, 99%) and 95°35° (cooling, 1%).
Month by month
Blue Ash in January
Highs average 41°5° and lows 24°−5°, with 2.9 in73 mm of precipitation in a typical January.
- Record high
- 74°23° (1950)
- Record low
- −22°−30° (1994)
- Heating degree days
- 1020
- Cooling degree days
- 0
Blue Ash in February
Highs average 45°7° and lows 26°−4°, with 2.8 in71 mm of precipitation in a typical February.
- Record high
- 80°27° (2018)
- Record low
- −16°−27° (2015)
- Heating degree days
- 830
- Cooling degree days
- 0
Blue Ash in March
Highs average 55°13° and lows 33°1°, with 3.9 in100 mm of precipitation in a typical March.
- Record high
- 86°30° (2012)
- Record low
- −6°−21° (1980)
- Heating degree days
- 652
- Cooling degree days
- 2
Blue Ash in April
Highs average 67°19° and lows 43°6°, with 4.4 in111 mm of precipitation in a typical April.
- Record high
- 90°32° (1986)
- Record low
- 19°−7° (1964)
- Heating degree days
- 326
- Cooling degree days
- 12
Blue Ash in May
Highs average 75°24° and lows 53°12°, with 4.7 in119 mm of precipitation in a typical May.
- Record high
- 94°34° (1962)
- Record low
- 27°−3° (1966)
- Heating degree days
- 113
- Cooling degree days
- 84
Blue Ash in June
Highs average 83°29° and lows 61°16°, with 4.6 in117 mm of precipitation in a typical June.
- Record high
- 103°39° (2012)
- Record low
- 39°4° (1966)
- Heating degree days
- 12
- Cooling degree days
- 229
Blue Ash in July
Highs average 87°30° and lows 65°19°, with 4.4 in112 mm of precipitation in a typical July.
- Record high
- 105°41° (1999)
- Record low
- 47°8° (1972)
- Heating degree days
- 0
- Cooling degree days
- 340
Blue Ash in August
Highs average 86°30° and lows 64°18°, with 3.4 in86 mm of precipitation in a typical August.
- Record high
- 103°39° (1988)
- Record low
- 43°6° (1965)
- Heating degree days
- 2
- Cooling degree days
- 305
Blue Ash in September
Highs average 80°27° and lows 56°13°, with 3.1 in78 mm of precipitation in a typical September.
- Record high
- 100°38° (1951)
- Record low
- 32°0° (1963)
- Heating degree days
- 52
- Cooling degree days
- 136
Blue Ash in OctoberThis month
Highs average 68°20° and lows 44°7°, with 3.1 in77 mm of precipitation in a typical October.
- Record high
- 95°35° (2019)
- Record low
- 18°−8° (1962)
- Heating degree days
- 295
- Cooling degree days
- 18
Blue Ash in November
Highs average 55°13° and lows 34°1°, with 2.9 in74 mm of precipitation in a typical November.
- Record high
- 82°28° (1950)
- Record low
- −3°−19° (1958)
- Heating degree days
- 612
- Cooling degree days
- 0
Blue Ash in December
Highs average 45°7° and lows 28°−2°, with 3.3 in84 mm of precipitation in a typical December.
- Record high
- 75°24° (1982)
- Record low
- −14°−26° (1989)
- Heating degree days
- 890
- Cooling degree days
- 0