NWS, American, European side by side around Dayton and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Dayton, OH is at its warmest in Jul (average highs near 84°F) and coldest in Jan (lows around 27°F), with roughly 43 in of precipitation across the year. Below, compare what NWS, American, European forecast for Dayton right now, and see exactly where they disagree.
Dayton climate by month
average daytime high and overnight low across a typical year
Jan
40°
27°
Feb
50°
30°
Mar
54°
34°
Apr
64°
44°
May
74°
55°
Jun
81°
62°
Jul
84°
66°
Aug
83°
64°
Sep
79°
59°
Oct
67°
48°
Nov
54°
38°
Dec
45°
32°
Common questions
What's the weather in Dayton today?
On this page we show what NWS, American, European each forecast for Dayton today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Dayton today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Dayton and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Dayton?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Dayton forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Dayton?
Jul is typically the warmest month in Dayton, with average highs around 84°F.
How cold does Dayton get?
The coldest month in Dayton is Jan, when overnight lows average about 27°F.
How much rain does Dayton get?
Dayton sees roughly 43 in of precipitation a year, with Apr usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.