Climate averages 1991–2020

Iida weather
in June.

A warm, very wet month: the 4th warmest and the 11th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 24.2°C Daytime mean, June

Average low 16.0°C Night-time mean, June

Rainfall 263 mm 18 days with ≥1 mm

Daylight 15 h Sunrise to sunset, per day

June is a warm month in Iida: daytime highs average 24.2°C and nights cool to about 16.0°C. By daytime temperature it is the 4th warmest of the 12 months.

Expect about 263 mm of rain on roughly 18 days, which makes June a very wet month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 31 min on an average June day.

The nearest other city in this atlas is Nakatsugawa (29 km away). In June its highs average 24.8°C, 0.7°C warmer than Iida, with 278 mm of rain.

Among the 303 cities listed in Japan, Iida ranks joint 189th of 303 for the warmest June highs and 255th of 303 for the driest June (rainfall, lowest first). The mean June high of those 303 cities is 24.4°C; Iida is 0.2°C cooler than that mean.

From June to July, average highs rise by 3.3°C to 27.5°C, and monthly rainfall rises from 263 mm to 308 mm.

The annual picture

June in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Iida climate table

1991–2020

Monthly climate averages for Iida, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	4.0°C-4.5°C	-4.5°C	99	11.8	10.010 h
February	5.3°C-3.9°C	-3.9°C	109	10.4	10.911 h
March	9.7°C0.4°C	0.4°C	171	13.1	11.912 h
April	16.3°C5.9°C	5.9°C	174	12.8	13.113 h
May	21.2°C11.3°C	11.3°C	191	13.7	14.014 h
June, selected	24.2°C16.0°C	16.0°C	263	18.0	14.515 h
July	27.5°C20.1°C	20.1°C	308	20.3	14.314 h
August	28.8°C20.9°C	20.9°C	184	18.5	13.513 h
September	25.3°C17.4°C	17.4°C	228	15.5	12.412 h
October	19.8°C11.3°C	11.3°C	210	12.9	11.311 h
November	13.8°C5.0°C	5.0°C	126	10.4	10.310 h
December	7.3°C-0.7°C	-0.7°C	100	12.0	9.810 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

June in nearby cities

Distance from Iida

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Iida) is explained once on the Iida year overview and on the Sources, method and limits page.