Was October 28, 2026 a frost day in Hillsboro?
NO
No — today's low in Hillsboro is forecast at 6.8°C (44°F), far above freezing.
Why
- A frost day needs a low at or below 0°C (32°F).
- Today's forecast high is 12.6°C with rain, not frost.
- Current temperature is 9°C at 01:26 local time.