Cool
Average highs are around 13°C, so pack for cooler days.
August verdict
Katmai National Park, United States in August
Weather score23Poor
Poor for holiday weather
Average highs are around 13°C, so pack for cooler days. Sunshine averages 5.9h per day, enough for a balanced month. Rainfall averages 108mm, so some wet days are possible.
August weather
Monthly averages
Temp
13°C
Rain
108mm
Sun
5.9h
Sea
12°C
Weather score
23
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 108mm, so some wet days are possible.
Some sun
Sunshine averages 5.9h per day, enough for a balanced month.
Cool sea
Sea temperatures average 12°C, so the water can feel cool.
Map
Weather map
Compare Katmai National Park, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August13°C average high
August is one of Katmai National Park's hottest months, so shade and slower afternoons matter.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
August108mm average rain
August is one of Katmai National Park'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
August5.9 hours average sun
August sits close to Katmai National Park'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
August12°C average sea
August is one of Katmai National Park'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
August23 weather score
August scores below Katmai National Park's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsFebruary to July
These months have the strongest weather score in the monthly averages.