Koriyama
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Koriyama Weather in May

May in Koriyama brings pleasant temperatures, with daytime highs of 21°C (70°F) and nights around 10°C (50°F). Quite a bit of rainfall is expected, around 106 mm (4.2 in), so pack an umbrella.

Rainfall in Koriyama in May

Rain is expected on roughly 17 days, totalling around 106 mm (4.2 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Koriyama in May

In May, expect pleasant temperatures in Koriyama, with highs of 21°C (70°F) and lows of 10°C (50°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights cool down to 10°C (50°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

If you're a fan of comfortable temperatures and drier conditions, May is a great time to visit.

Koriyama Temperature in May

Min Temperature
10°C (50°F)
Max Temperature
21°C (70°F)
Chance of Rain
55%
Precipitation
106 mm (4.2 in)
Rainy days
17 days

Koriyama Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Koriyama - and find the best time to visit.

Best Places in Japan in May

Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in May →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Koriyama in May

For Koriyama in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.

What To Do in Koriyama in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    6/10
  • Outdoor sports
    9/10

Koriyama 3-Day Forecast

More climate data for Koriyama

Popular in May

Where to go in May - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.