Average Last Frost Dates for New Hampshire

About Last Frost Dates in New Hampshire

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

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Interactive Map of Average Last Frost Dates for New Hampshire

Click on the map for more information. Click on the icon in the lower right to view the map legend. Add additional data layers using the icon in the upper right corner.

List of Average Last Frost Dates for Locations in New Hampshire

LocationAverage Last Frost Dates
AtkinsonMay 11 - 20
AuburnMay 11 - 20
BarringtonMay 21 - 31
BedfordMay 1 - 10
BerlinMay 21 - 31
BrooklineMay 11 - 20
ChesterMay 11 - 20
ClaremontMay 11 - 20
ConcordMay 21 - 31
DerryMay 11 - 20
DoverMay 11 - 20
DurhamMay 11 - 20
East MerrimackMay 1 - 10
ExeterMay 11 - 20
FranklinMay 11 - 20
GilfordMay 21 - 31
HampsteadMay 11 - 20
HamptonMay 11 - 20
HanoverMay 11 - 20
HollisMay 11 - 20
HooksettMay 11 - 20
HopkintonMay 21 - 31
HudsonMay 11 - 20
KeeneMay 21 - 31
KingstonMay 11 - 20
LaconiaMay 11 - 20
LebanonMay 11 - 20
LitchfieldMay 11 - 20
LondonderryMay 11 - 20
ManchesterMay 1 - 10
MilfordMay 11 - 20
NashuaMay 1 - 10
New IpswichMay 21 - 31
NewmarketMay 11 - 20
NottinghamMay 21 - 31
PelhamMay 11 - 20
PinardvilleMay 1 - 10
PlaistowMay 11 - 20
PortsmouthMay 11 - 20
RindgeMay 21 - 31
RochesterMay 11 - 20
RyeMay 11 - 20
SalemMay 1 - 10
SandownMay 11 - 20
SeabrookMay 11 - 20
SomersworthMay 11 - 20
South HooksettMay 11 - 20
StrathamMay 11 - 20
SuncookMay 21 - 31
SwanzeyMay 21 - 31
WakefieldMay 11 - 20
WeareMay 11 - 20
WindhamMay 11 - 20

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