Warm
Average highs sit around 31°C, giving warm days by monthly-average standards.
Weather Guide
Northern Islands Municipality, Northern Mariana Islands Average Monthly Weather
Weather score73Very good annual avg
Best months: March, April, May
Across the year, average daytime temperatures are around 29°C, sunshine averages 0h per day, and rainfall totals about 1144mm. Sea temperatures average 29°C across the year.
Annual weather
Annual averages
Temp
29°C
Rain
1144mm
Annual total
Sun
0h
Sea
29°C
Weather score
73
Very good avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Wet
Rainfall averages 275mm, so showers are a real planning factor.
Limited sun
Sunshine averages 0h per day, so this is not one of the brighter months.
Warm sea
Sea temperatures average 30°C, so swimming is usually comfortable by monthly-average standards.
Map
Weather map
Compare Northern Islands Municipality, Northern Mariana Islands with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August31°C average high
August is one of Northern Islands Municipality's warmest months, with daytime heat above the yearly average.
Warmest monthsMay to December
This stretch sets the upper range for average daytime heat.
Rain
August275mm average rain
August is one of Northern Islands Municipality's wettest months, so rain is likely to be a major planning factor.
Driest monthsJanuary to June and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
August0 hours average sun
August is close to Northern Islands Municipality's usual sunshine level, with limited seasonal swing across the year.
Brightest monthsAll year
Sunshine stays consistently strong through the year.
Sea temperature
August30°C average sea
August is one of Northern Islands Municipality's warmest sea months, when swimming comfort is usually strongest.
Warmest seaMay to November
Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.
Weather score
August52 weather score
August is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to June
These months have the strongest weather score in the monthly averages.