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Celina, OH Weather Tomorrow

Planning ahead? View tomorrow's Celina weather along with a complete 5 day forecast that includes precipitation potential, daytime and nighttime forecasts, temperature highs and lows in Fahrenheit and Celsius, sunrise and sunset times, cloud cover, wind chill, wind speed, and wind direction for the Celina area and around Mercer county, Ohio.
Updated: Mon Sep 21st 2026 4:15 PM EDT
Celina, OH Weather – 9-21 – Overcast
60° / 57°
Overcast
In Celina, skies will be overcast with highs near 60°F and lows around 57°F. The chance of rain is 81% with an estimated 0.14in. Wind will be moderate, blowing around 16mph on average and gusts of 26.4mph at 7 PM. High humidity with average of 83% is anticipated, the maximum being 90% at 11 PM and 70% being its lowest at 5 PM. Barometric pressure is its highest of 30.1inHg at 10 PM, a lowest point of 30.06inHg at 5 PM with an avg 30.08inHg.
Celina, OH Weather – 9-22 – Scattered Showers
63° / 52°

Weather Tomorrow

Scattered Showers
Daytime highs will reach 63°F with lows dropping to 52°F in Celina, where on and off showers are set to occur. There's a moderate 45% chance of rainfall with an estimated 0.01in. Wind will be moderate, blowing around 16mph on average and gusts of 27.6mph at 1 AM. High humidity with average of 86% is anticipated, the maximum being 96% at 7 AM and 78% being its lowest at 12 PM. Barometric pressure is its highest of 30.2inHg at 11 PM, a lowest point of 30.1inHg at 12 AM with an avg 30.15inHg.
Celina, OH Weather – 9-23 – Scattered Showers
57° / 53°
Scattered Showers
In Celina, passing showers are likely with a high near 57°F and a low around 53°F. Rainfall predicted to have a 66% chance with an estimated 0.03in. Wind will be moderate, blowing around 13mph on average and gusts of 24.2mph at 10 PM. High humidity with average of 90% is anticipated, the maximum being 97% at 9 PM and 83% being its lowest at 12 AM. Barometric pressure is its highest of 30.27inHg at 11 AM, a lowest point of 30.2inHg at 12 AM with an avg 30.24inHg.
Celina, OH Weather – 9-24 – Overcast
66° / 53°
Overcast
Cloud-filled skies are in the forecast for Celina, with a high of 66°F and a low of 53°F. There's a moderate 34% chance of rainfall with an estimated 0.01in. Wind will be moderate, blowing around 12mph on average and gusts of 23.7mph at 2 AM. High humidity with average of 83% is anticipated, the maximum being 95% at 2 AM and 68% being its lowest at 4 PM. Barometric pressure is its highest of 30.32inHg at 10 AM, a lowest point of 30.26inHg at 5 PM with an avg 30.29inHg.
Celina, OH Weather – 9-25 – Overcast
64° / 49°
Overcast
Cloud-filled skies are in the forecast for Celina, with a high of 64°F and a low of 49°F. There might be light rainfall having a 15% chance. Winds will be light at 10mph and gusts of 17.5mph at 12 AM. The humidity will be on the higher side, averaging about 66%, the maximum being 78% at 8 AM and 48% being its lowest at 3 PM. Barometric pressure is its highest of 30.31inHg at 7 AM, a lowest point of 30.2inHg at 5 PM with an avg 30.27inHg.
Celina, OH Weather – 9-26 – Overcast
66° / 58°
Overcast
Highs will reach 66°F with lows near 58°F in Celina, where overcast is. There might be light rainfall having a 14% chance. Winds will be light at 7mph and gusts of 14.2mph at 3 AM. The humidity will be on the higher side, averaging about 64%, the maximum being 73% at 8 PM and 51% being its lowest at 5 PM. Barometric pressure is its highest of 30.22inHg at 12 AM, a lowest point of 30.13inHg at 5 PM with an avg 30.18inHg.

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