Average First Frost Dates for Maine

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First Frost Dates were calculated using daily climate data from the period between 1991-2020.

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List of Average First Frost Dates for Locations in Maine

LocationAverage First Frost Dates
AuburnOct. 1 - Oct. 10
AugustaOct. 11 - Oct. 20
BangorOct. 1 - Oct. 10
BathOct. 11 - Oct. 20
BelfastOct. 1 - Oct. 10
BiddefordOct. 1 - Oct. 10
BrewerOct. 1 - Oct. 10
BrunswickOct. 11 - Oct. 20
BuxtonOct. 1 - Oct. 10
Cape ElizabethOct. 11 - Oct. 20
CaribouSep. 21 - Sep. 30
EllsworthOct. 11 - Oct. 20
GardinerOct. 11 - Oct. 20
GorhamOct. 1 - Oct. 10
HermonOct. 1 - Oct. 10
KennebunkOct. 1 - Oct. 10
LebanonOct. 1 - Oct. 10
LewistonOct. 1 - Oct. 10
New GloucesterOct. 1 - Oct. 10
North WindhamOct. 1 - Oct. 10
Oak HillOct. 11 - Oct. 20
Old Orchard BeachOct. 1 - Oct. 10
Old TownOct. 1 - Oct. 10
OronoOct. 1 - Oct. 10
ParisOct. 1 - Oct. 10
PolandOct. 1 - Oct. 10
PortlandOct. 11 - Oct. 20
Presque IsleSep.11 - Sep. 20
RocklandOct. 21 - Oct. 31
SacoOct. 1 - Oct. 10
SanfordOct. 1 - Oct. 10
ScarboroughOct. 11 - Oct. 20
SkowheganOct. 1 - Oct. 10
South PortlandOct. 11 - Oct. 20
TopshamOct. 11 - Oct. 20
WaterboroOct. 1 - Oct. 10
WatervilleOct. 1 - Oct. 10
WellsOct. 1 - Oct. 10
WestbrookOct. 11 - Oct. 20
WinslowOct. 1 - Oct. 10
YarmouthOct. 11 - Oct. 20

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