Ehime Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Ehime, Japan in September.

Thinking about venturing to Ehime, Japan this September and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in Ehime in September

Ehime, Japan is a region in Japan. September in Ehime generally has warm temperatures, with heavy precipitation. During September, summer is in full swing.

Temperatures

The average maximum temperatures are warm and range from 27°C (81°F) in Shikokuchuo to 29°C (84°F) in Uwajima. Nighttime temperatures generally drop to 21°C (70°F) in Uwajima and 20°C (68°F) in Shikokuchuo.

To learn more about the conditions in specific areas of Ehime, Japan, check out the map below.

Precipitation

In September, precipitation varies across different areas. From heavy rainfall in Matsuyama with an average of 195 mm (7.7 in) to heavy rainfall in Shikokuchuo with 267 mm (11 in).

Average sunshine

Sunshine is fairly consistent across many areas. Matsuyama receives about 166 hours of sunlight in September, providing a good balance between sunny spells and cloud cover. If you're after more sunshine hours, take a look at our weather planner for other sun-rich destinations worldwide.

Explore Ehime by month

Pick a month to see the average temperature, rainfall and sunshine in Ehime — and find the best time to visit. (based on Matsuyama)

Best Places to Visit in Ehime in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Ehime.

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).

Popular Destinations in Ehime

What is the weather like in September for some of the most popular destinations in Ehime, Japan?

Temperature range in Ehime (September)

Precipitation variation in Ehime (September)

Matsuyama

In September Matsuyama generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 21°C (70°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
31°C (88°F)
28°C (82°F)
23°C (73°F)
Min temperature
24°C (75°F)
21°C (70°F)
16°C (61°F)
Monthly sun hours
223 hours
166 hours
178 hours
Monthly rainfall
151 mm (5.9 in)
195 mm (7.7 in)
138 mm (5.4 in)
Monthly rainy days
16 days
17 days
13 days
Weather conditions

Imabari

In September Imabari generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 22°C (72°F) and heavy monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
30°C (86°F)
27°C (81°F)
22°C (72°F)
Min temperature
25°C (77°F)
22°C (72°F)
16°C (61°F)
Monthly sun hours
223 hours
166 hours
178 hours
Monthly rainfall
138 mm (5.4 in)
199 mm (7.8 in)
143 mm (5.6 in)
Monthly rainy days
15 days
16 days
12 days
Weather conditions

Saijo

In September Saijo generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 21°C (70°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
31°C (88°F)
27°C (81°F)
22°C (72°F)
Min temperature
24°C (75°F)
21°C (70°F)
15°C (59°F)
Monthly sun hours
223 hours
166 hours
178 hours
Monthly rainfall
184 mm (7.2 in)
246 mm (9.7 in)
173 mm (6.8 in)
Monthly rainy days
16 days
17 days
13 days
Weather conditions

Uwajima

In September Uwajima generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 21°C (70°F) and heavy monthly rainfall. So on average the conditions are unpleasant that month.

August
September
October
Max temperature
32°C (90°F)
29°C (84°F)
24°C (75°F)
Min temperature
24°C (75°F)
21°C (70°F)
15°C (59°F)
Monthly sun hours
223 hours
166 hours
178 hours
Monthly rainfall
163 mm (6.4 in)
211 mm (8.3 in)
150 mm (5.9 in)
Monthly rainy days
17 days
17 days
13 days
Weather conditions

Shikokuchuo

In September Shikokuchuo generally has high temperatures with maximum daytime temperatures around 27°C (81°F), minimum nighttime temperatures around 20°C (68°F) and heavy monthly rainfall. So on average the conditions are poor that month.

August
September
October
Max temperature
30°C (86°F)
27°C (81°F)
22°C (72°F)
Min temperature
24°C (75°F)
20°C (68°F)
14°C (57°F)
Monthly sun hours
223 hours
166 hours
178 hours
Monthly rainfall
197 mm (7.8 in)
267 mm (11 in)
190 mm (7.5 in)
Monthly rainy days
16 days
17 days
13 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Ehime, in Japan.

Popular cities in September

Day & night temperatures, rainfall and average weather in Ehime in September.

City Weather Day temp Night temp Rainfall
Matsuyama 28°C (82°F) 21°C (70°F) 195 mm (7.7 in)
Imabari 27°C (81°F) 22°C (72°F) 199 mm (7.8 in)
Saijo 27°C (81°F) 21°C (70°F) 246 mm (9.7 in)
Uwajima 29°C (84°F) 21°C (70°F) 211 mm (8.3 in)
Shikokuchuo 27°C (81°F) 20°C (68°F) 267 mm (11 in)

Ehime weather in September: frequently asked questions

What is the weather like in Ehime, Japan in September?

September in Ehime, Japan brings tolerable weather. In Matsuyama, daytime temperatures are typically around 28°C (82°F) and nighttime lows hover near 21°C (70°F).

What is the average temperature in Ehime, Japan in September?

In Matsuyama, the average daytime high in September is 28°C (82°F), while nighttime temperatures drop to around 21°C (70°F).

Does Ehime, Japan get a lot of rain in September?

Yes. September brings heavy rainfall to Ehime, Japan, with Matsuyama averaging around 195 mm (7.7 in). Expect frequent showers and pack accordingly.

Is September a Good Time to Visit Ehime, Japan?

Given the typically tolerable weather conditions in Matsuyama, September might be a good time to visit Ehime, Japan. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Ehime, Japan is in May, October and November with generally pleasant weather in Matsuyama. On the other hand, the months of January, June and July tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Ehime.

Weather and climate has detailed information for every country in the world. Are you going to Japan? Get detailed historical weather averages for many cities in Japan.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Bucket list

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