I found this little frost chart while trying to find the average last frost date for my area.
It will show you the historical earliest, latest and average last frost dates for your area so you can narrow down a time to put your tomatoes or any other frost sensitive plants out.
Frost Dates
Garp
It will show you the historical earliest, latest and average last frost dates for your area so you can narrow down a time to put your tomatoes or any other frost sensitive plants out.
Frost Dates
Garp