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Climate Statistics · City

Average daily low in Dayton

1991–2020 · 1 data point Updated Oct 22, 2026
Climate · Dayton

Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1991–2020

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Latest value · 1991–2020 43 °F
Weather through the year long-term average 1991–2020 · Dayton Intl Ap weather station, 17 km away
36° 21°
Jan
40° 23°
Feb
50° 32°
Mar
63° 42°
Apr
73° 53°
May
81° 62°
Jun
84° 65°
Jul
83° 63°
Aug
77° 56°
Sep
65° 45°
Oct
51° 34°
Nov
40° 26°
Dec
3.1
2.4
3.5
4.5
4.5
4.1
3.9
3.0
3.3
2.9
3.1
3.1
High and low, °F Precipitation, inches

Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1991–2020

What it means

The typical coolest temperature of the day, usually at night, averaged over the year.

How it is calculated

Mean of the twelve monthly normals of the daily minimum at the nearest weather station: 1991–2020, or the latest ten years where the older record is missing.