Climate normals · 1970–2000
Iwata Climate
Iwata is a city in Japan (37) with a population of about 166,672. Its average annual temperature is 16.1°C (61°F), with roughly 2109 mm of rain per year.
16.1°C
Avg Temp
2109
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
Iwata Climate
Iwata has an average annual temperature of 16.1°C (61°F) and receives about 2109 mm of precipitation per year. The warmest month is August and the coldest is January. Figures are 1970–2000 climate normals.
16.1°C
Avg Temp
2109
Precip (mm/yr)
Aug
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 6° / 43° | 78 mm |
| February | 6° / 44° | 96 mm |
| March | 10° / 49° | 164 mm |
| April | 15° / 58° | 199 mm |
| May | 19° / 65° | 214 mm |
| June | 22° / 72° | 286 mm |
| July | 25° / 78° | 227 mm |
| August | 27° / 80° | 212 mm |
| September | 24° / 75° | 228 mm |
| October | 19° / 66° | 202 mm |
| November | 14° / 56° | 127 mm |
| December | 8° / 47° | 76 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Iwata
The most comfortable months to visit Iwata are typically October, May and November, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 30°C high). The coldest is January (near 2°C low). June is usually the wettest month.
Where to stay near Iwata
Planning a trip to Iwata? Compare hotels and short-term rentals — live availability and prices.
Top-rated places to stay near Iwata
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Iwata?
Get climate tips and the best lodging deals for Iwata by email. No spam, unsubscribe anytime.
Other cities in Japan
Frequently Asked Questions
The most comfortable months to visit Iwata are typically October, May and November, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Iwata, Japan has an average annual temperature of 16.1°C and about 2109 mm of precipitation per year. The warmest month is August and the coldest is January.
In August, the hottest month, daily highs in Iwata average about 30°C (86°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.