Best year time to visit Iwaki

General weather information about Iwaki

Average annual temperature is 15.2 °C

Absolute maximum temperature: 36.6 °C

Absolute minimum temperature: -5.5 °C

Number of sunny days: 138

Number of rainy days: 223

Number of snow days: 4

Average annual precipitation: 1432 mm

Look at detailed online map of Iwaki

* Weather data for Iwaki Japan is based on climate observations for 2023 year

Iwaki air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 16 16 19.8 25.1 30.2 30.2 36.6 34 31.4 26 24.1 19.4
Average daytime temperature (°C) 7.9 9.2 14.7 18.3 20.8 25 30.3 30.8 28.2 21.5 16.8 12.1
Average temperature (°C) 3.5 4.5 9.8 13.3 16.3 21.2 25.9 27.1 24.4 16.5 11.9 7.3
Average night temperature (°C) 0.1 1 5.8 9.1 12.3 18 22.3 24 21.6 12.9 8.2 4.2
Absolute minimum temperature (°C) -5.5 -2.5 0.4 3.6 6.4 13.6 18.7 22.8 16.2 8.3 2.2 -0.9

Iwaki monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.3 11.3 12.6 13.7 14.5 14.7 14.7 14.1 13 11.8 10.7 9.8
Daylight mean duration (h) 10 10.8 12 13.2 14.2 14.7 14.4 13.6 12.4 11.3 10.2 9.7
Daylight minimum duration (h) 9.7 10.4 11.4 12.6 13.7 14.5 14.1 13 11.9 10.7 9.8 9.6
Sunshine mean duration (h) 7.4 8.1 8.2 9.1 9.6 8.3 10.2 11.3 8.1 9.1 7.1 7.2
Precipitation (mm) 37 50 142 103 135 290 69 113 220 110 112 51
Sunny days 13 16 11 18 12 5 9 4 3 14 15 18
Rainy days 15 11 20 12 19 25 22 27 27 17 15 13
Snow days 3 1

Iwaki - weather forecast by months

January February March April May June July August September October November December

Best time to visit Iwaki:

The best time to visit Iwaki during the most sunny months:

  • August — 11.3(h)

The largest precipitation sum in Iwaki is at

  • June — 290(mm)
  • September — 220(mm)

Weather forecast in the closest to Iwaki admin centers