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Arcanum, OH 45304 Weather

It is 52°F and clear in Arcanum, OH 45304, observed at 9:55 AM EDT. Today: Sunny, high 67°F, low 44°F. Hourly and 10-day forecast from the National Weather Service. Times are local (EDT).

Arcanum, OH 45304 current weather

52°F

Clear

H 67° / L 44°Feels like 52°

Observed at Versailles Darke County Airport (15.3 mi away), 10/30/2026, 9:55 AM EDT

Hourly forecast

NWS, updated 10/30/2026, 1:00 AM PT

  1. Now53°
  2. 11 AM57°
  3. 12 PM60°
  4. 1 PM63°
  5. 2 PM64°
  6. 3 PM66°
  7. 4 PM66°
  8. 5 PM67°
  9. 6 PM64°
  10. 7 PM61°
  11. 8 PM57°
  12. 9 PM52°
  13. 10 PM50°
  14. 11 PM49°
  15. 12 AM48°Sat
  16. 1 AM47°
  17. 2 AM47°
  18. 3 AM46°
  19. 4 AM46°
  20. 5 AM45°
  21. 6 AM45°
  22. 7 AM45°
  23. 8 AM44°
  24. 9 AM46°
  25. 10 AM52°
  26. 11 AM56°
  27. 12 PM59°
  28. 1 PM61°
  29. 2 PM63°
  30. 3 PM64°
  31. 4 PM64°
  32. 5 PM65°
  33. 6 PM63°
  34. 7 PM61°
  35. 8 PM59°
  36. 9 PM55°
  37. 10 PM54°
  38. 11 PM54°
  39. 12 AM54°Sun
  40. 1 AM53°
  41. 1 AM53°
  42. 2 AM53°
  43. 3 AM52°
  44. 4 AM52°
  45. 5 AM51°
  46. 6 AM51°
  47. 7 AM51°20%
  48. 8 AM54°20%

10-day forecast

Tap a day for details

  • Today10/30Low 44°High 67°

    Today: Sunny, with a high near 67. Northeast wind around 7 mph.

    Tonight: Partly cloudy, with a low around 44. Northeast wind around 7 mph.

    Sunny
  • Sat10/31Low 51°High 65°

    Saturday: Mostly cloudy, with a high near 65. East wind around 9 mph.

    Saturday Night: Cloudy, with a low around 51. East wind 5 to 8 mph.

    Mostly Cloudy
  • Sun11/142% chance of precipitationLow 50°High 66°

    Sunday: A chance of rain after 7am. Mostly cloudy, with a high near 66. Southeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 50. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

    Chance Light Rain
  • Mon11/241% chance of precipitationLow 53°High 66°

    Monday: A chance of rain. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.

    Monday Night: A chance of rain. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.

    Chance Light Rain
  • Tue11/331% chance of precipitationLow 52°High 73°

    Tuesday: A slight chance of rain. Mostly cloudy, with a high near 73.

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

    Slight Chance Light Rain
  • Wed11/454% chance of precipitationLow 51°High 70°

    Wednesday: A chance of rain. Partly sunny, with a high near 70. Chance of precipitation is 50%.

    Wednesday Night: A chance of rain. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.

    Chance Light Rain
  • Thu11/542% chance of precipitationLow 43°High 65°

    Thursday: A chance of rain. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 43.

    Chance Light Rain
  • Fri11/6Model blend40% chance of precipitationLow 40°High 61°

    Friday: Chance of rain. High near 61°. Low that night near 40°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sat11/7Model blend12% chance of precipitationLow 38°High 58°

    Saturday: Partly cloudy. High near 58°. Low that night near 38°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sun11/8Model blend17% chance of precipitationLow 38°High 59°

    Sunday: Partly cloudy, slight chance of rain. High near 59°. Low that night near 38°. About 0.01 in of precipitation.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 39.985, -84.565 from the NWS ILN office, updated 10/30/2026, 1:00 AM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KVES (Versailles/Darke Cnty, 15 mi), model run 10/30/2026, 4:00 AM EDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now53°Sunny0%7 mph
  2. 11 AM57°Sunny0%7 mph
  3. 12 PM60°Sunny0%7 mph
  4. 1 PM63°Sunny0%6 mph
  5. 2 PM64°Sunny0%6 mph
  6. 3 PM66°Sunny0%6 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the weather in Arcanum, OH 45304 right now?
The latest observation from Versailles Darke County Airport was 52°F and clear, reported at 10/30/2026, 9:55 AM EDT.
What is the high temperature today in Arcanum, OH 45304?
The National Weather Service forecast for today calls for a high near 67°F. Sunny.
Will it rain in Arcanum, OH 45304 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Arcanum, OH 45304?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 6 to Nov 8) come from the NOAA National Blend of Models, with highs of 58°F to 61°F and up to a 40% chance of precipitation. Model guidance this far out often changes.
What time is sunrise and sunset in Arcanum, OH 45304 today?
Sunrise is about 8:05 AM EDT and sunset is about 6:38 PM EDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Arcanum, OH 45304?
At Greenville Wtp, the 1991 to 2020 normal high in October is 66°F and the normal low is 42°F.

Nearby hazards

Ohio hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:Could not check the Storm Prediction Center outlook right now.Outlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (Dayton)
58ModeratePM2.5
AQI forecast tomorrow (Dayton)
56ModeratePM2.5

UV index guide · Air quality

Drought

By county

Darke County, week of 10/27/2026

No drought or abnormal dryness in this county.

Sun and moon

Local time, center of the area

Sunrise
8:05 AM
Sunset
6:38 PM
Daylight
10 hr 33 min
Moon
Waning Gibbous 79% lit
First light (civil dawn)
7:37 AM
Last light (civil dusk)
7:06 PM
Moonrise
10:18 PM
Moonset
1:18 PM

Normal October weather

Climate

Normal October high 66°, low 42°, precipitation 2.90 in for the month. 1991 to 2020 normals at Greenville Wtp, 9 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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