Weather in Utsunomiya in July

Japan · 20-year averages, July

Shoulder season. July sits in between. You will get good days and you will lose some. You should expect rain on 19 days of the month, which is more days wet than dry.

July ranks 8 of 12 in Utsunomiya: past the worst of the year but short of May, which is the month to book if the dates are open.

Rain on 19 days, 6 of them heavy. Enough to need a plan B, not enough to need a plan around it. Natural fibres and a second shirt for the day. At 83% nothing dries, including you.

What the averages hide

Averages flatten a month, and this one hides a few things: 16 days top 30 °C — hot spells arrive, but they break. Across the twenty years measured, the hottest July day reached 37.4 °C and the coldest night fell to 12.9 °C, and the wettest single day dropped 142 mm — roughly 74% of the month's rain in one day.

July is statistically steady but not small: the year-to-year variation is modest in relative terms, yet the wettest July on record still delivered 321 mm against 82 mm in the driest. In a month this wet, even a tame spread is a lot of rain in absolute terms — the 192 mm average is a reasonable planning figure, not a promise.

Wind is light at 4.3 km/h, so the temperature on the page is close to the temperature on your skin, and humidity runs at 83%, high enough to notice on the warm days without dominating them.

How July sits in the year

Temperatures hold steady either side: 26.1 °C in June, 29.8 here, 30.9 in August. Nothing about the timing within the month matters much.

Daylight in July

July is at or near the longest days of Utsunomiya's year: 14.4 hours of daylight, losing 0.5 hours across the month. Evenings are the real gain — dinner outdoors still happens in full light.

An inland climate

With no coast nearby, the year swings a fair way — 33.5 °C between the warmest afternoons and the coldest nights, wider than any coastal city at this latitude would manage.

How busy it gets

Shoulder. The value months — prices ease off and you get the place closer to itself.

Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.

July in Utsunomiya versus nearby

If Utsunomiya is one option among several, the nearby comparison is worth making. Tokyo is close enough to be a coin toss — within a degree on temperature, 4 days less rain. Niigata is a better bet in July — 4.4 °C cooler, 2 days less rain.

So: July is a compromise. May is 25 points better and is what Utsunomiya is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.

Every month in Utsunomiya

MonthHigh °CLow °CRain daysRain mmHumidity %Daylight hScore
January6.5-2.6 653779.942
February7.9-2.3 6457710.847
March120.1 10877511.954
April17.95.1 111177613.170
May23.111 121347714.175
June26.116 161578114.667
July29.820.4 191928314.450
August30.921.5 171678213.646
September26.817.5 151968412.564
October2111 131928311.372
November15.34.7 7798210.370
December9.4-0.4 657809.748

See all twelve months in Utsunomiya, or where else to go in July.

Planning the rest of the trip

Built and maintained by Amit Sharma, Auckland, New Zealand. I build these sites so the answer is free and the data is public.

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