Iyo

Iyo-shi, Ehime, Japan

Unlock Minute-by-Minute Forecast

See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.

Current Weather

22°

Mostly Cloudy

Feels Like: 22°

Min: 21°

Max: 27°

The next few hours will be mostly cloudy, with today reaching 27°C and dropping to 19°C. The coming days will be rain throughout the day.

Unlock Historical Data

Compare today's weather with yesterday's data and track temperature trends over time.

Hourly Forecast

22° 22° 22° 23° 24° 25° 26° 27° 27° 27° 27° 26° 26° 25° 24° 23° 23° 22° 21° 21° 20° 20° 20° 19°
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
Today
Tomorrow

Daylight Hours

06:02

Sunrise

18:00

Sunset

11 hours 58 minutes of sunlight today

Moon

Waxing Gibbous

15:06

Moonrise

01:09

Moonset

Daily Forecast

Monday

21°
27°

Tuesday

19°
28°

Wednesday

18°
27°

Thursday

20°
27°

Friday

21°
28°

Saturday

22°
25°

Sunday

23°
25°

Monday

23°
24°

Tuesday

22°
27°

Wednesday

20°
26°

Air Quality Data Available

Upgrade to access real-time air quality data for Iyo.

UV Index

No protection needed
0 Low
Low Extreme

Humidity

87% Humid
Low High

Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for Iyo.

View stargazing score

Weather in Iyo today, September 21, 2026

Iyo stays under cloudy skies on September 21, 2026, with only brief brighter breaks. Plan for a day that feels grey more often than open. The morning sky stays heavily clouded, with cover near 85% around 04:00. Grey conditions set the early tone before any later change.

Expect highs of 27°C and cooler readings close to 21°C. The air stays humid, with relative humidity between 63% and 87% and the peak around 05:00. Expect gentle winds, highest near 15:00 at 5.7 km/h.

Through the afternoon skies look more workable, with cloud near 55% around 12:00. Later outdoor plans have a clearer window than the morning may have suggested. Views remain open at about 16.1 km. The sun rises at 06:02 and sets at 18:00, for a total of 11 hours 58 minutes of sunlight today.

Taken together, overcast skies in Iyo on September 21, 2026 favour indoor or covered options, with temperatures near 27°C.

Frequently asked questions about weather in Iyo

How warm does it get in Iyo?

The warmest month in Iyo is August, with average high temperatures of 31°C. The average temperature during this period is around 27°C.

How cold does it get in Iyo?

The coldest month in Iyo is January, with average low temperatures of 3°C. The average temperature during this period is around 5°C.

What is the wettest time of year in Iyo?

The wettest month in Iyo is June, with an average of 278mm of precipitation.

What is the driest time of year in Iyo?

The driest month in Iyo is December, with an average of 66mm of precipitation.

View full climate insights for Iyo →

Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)