Cool
Average highs are around 11°C, so pack for cooler days.
September verdict
Whittier (Alaska), United States in September
Weather score19Poor
Poor for holiday weather
Average highs are around 11°C, so pack for cooler days. Sunshine averages 5h per day, enough for a balanced month. Rainfall averages 161mm, so some wet days are possible.
September weather
Monthly averages
Temp
11°C
Rain
161mm
Sun
5h
Sea
12°C
Weather score
19
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 161mm, so some wet days are possible.
Some sun
Sunshine averages 5h per day, enough for a balanced month.
Cool sea
Sea temperatures average 12°C, so the water can feel cool.
Map
Weather map
Compare Whittier (Alaska), United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September11°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
September161mm average rain
September is one of Whittier (Alaska)'s wettest months, so rain is likely to be a major planning factor.
Driest monthsFebruary to July
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September5 hours average sun
September sits close to Whittier (Alaska)'s yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September12°C average sea
September sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJune to September
Sea temperatures are usually near 12°C in this stretch, so swimming comfort is at its strongest.
Weather score
September19 weather score
September is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsMarch to July
These months have the strongest weather score in the monthly averages.
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