Cool
Average highs are around 12°C, so pack for cooler days.
September verdict
Nikiski, United States in September
Weather score24Poor
Poor for holiday weather
Average highs are around 12°C, so pack for cooler days. Sunshine averages 5.3h per day, enough for a balanced month. Rainfall averages 81mm, so some wet days are possible.
September weather
Monthly averages
Temp
12°C
Rain
81mm
Sun
5.3h
Sea
12°C
Weather score
24
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 81mm, so some wet days are possible.
Some sun
Sunshine averages 5.3h per day, enough for a balanced month.
Cool sea
Sea temperatures average 12°C, so the water can feel cool.
Map
Weather map
Compare Nikiski, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September12°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
September81mm average rain
September is one of Nikiski's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to July and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September5.3 hours average sun
September sits close to Nikiski'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 is one of Nikiski's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to September
Sea temperatures are usually near 12°C in this stretch, so swimming comfort is at its strongest.
Weather score
September24 weather score
September scores below Nikiski's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsMarch to August
These months have the strongest weather score in the monthly averages.
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