Cool
Average highs are around 15°C, so pack for cooler days.
Weather Guide
Boothbay Harbor, United States Average Monthly Weather
Weather score34Poor annual avg
Best months: July, August, June
Across the year, average daytime temperatures are around 13°C, sunshine averages 6.1h per day, and rainfall totals about 1149mm. Sea temperatures average 10°C across the year.
Annual weather
Annual averages
Temp
13°C
Rain
1149mm
Annual total
Sun
6.1h
Sea
10°C
Weather score
34
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 98mm, so some wet days are possible.
Some sun
Sunshine averages 5.6h per day, enough for a balanced month.
Cool sea
Sea temperatures average 12°C, so the water can feel cool.
Map
Weather map
Compare Boothbay Harbor, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
October15°C average high
October is close to Boothbay Harbor's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
October98mm average rain
October sits near Boothbay Harbor's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to October
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
October5.6 hours average sun
October sits close to Boothbay Harbor's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
October12°C average sea
October is close to Boothbay Harbor's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJuly to September
Sea temperatures are usually near 16°C in this stretch, so swimming comfort is at its strongest.
Weather score
October26 weather score
October scores below Boothbay Harbor's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
Hotels near Boothbay Harbor, United States
Marriott
Residence Inn Bath Brunswick AreaBath, Maine, USA
Fairfield Inn & Suites Brunswick FreeportBrunswick, Maine, USA
SpringHill Suites by Marriott Freeport BrunswickFreeport, Maine, USA
AC Hotel Portland Downtown/Waterfront, MEPortland, Maine, USA
Residence Inn Portland Downtown/WaterfrontPortland, Maine, USA
The Press Hotel, Autograph CollectionPortland, Maine, USA