Cool
Average highs are around 15°C, so pack for cooler days.
April verdict
Iwaki, Japan in April
Weather score23Poor
Poor for holiday weather
Average highs are around 15°C, so pack for cooler days. Sunshine averages 5.9h per day, enough for a balanced month. Rainfall averages 120mm, so some wet days are possible.
April weather
Monthly averages
Temp
15°C
Rain
120mm
Sun
5.9h
Sea
13°C
Weather score
23
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 120mm, so some wet days are possible.
Some sun
Sunshine averages 5.9h per day, enough for a balanced month.
Cool sea
Sea temperatures average 13°C, so the water can feel cool.
Map
Weather map
Compare Iwaki, Japan with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
April15°C average high
April is close to Iwaki's yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJuly to September
This stretch sets the upper range for average daytime heat.
Rain
April120mm average rain
April sits near Iwaki's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to February and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
April5.9 hours average sun
April is brighter than Iwaki's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJanuary to May and August
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
April13°C average sea
April is below Iwaki's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJuly to September
Sea temperatures are usually near 21°C in this stretch, so swimming comfort is at its strongest.
Weather score
April23 weather score
April is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.
Hotels near Iwaki, Japan
Marriott
Fairfield by Marriott Tochigi MotegiTochigi, Tochigi, Japan
Four Points Flex by Sheraton UtsunomiyaUtsunomiya, Tochigi, Japan
Fairfield by Marriott Tochigi UtsunomiyaTochigi, Tochigi, Japan
Fairfield by Marriott Tochigi NikkoTochigi, Tochigi, Japan
The Ritz-Carlton, NikkoNikko, Tochigi, Japan
The Westin SendaiSendai, Miyagi, Japan