Tachikawa Weather in September

During September, Tachikawa experiences high daytime temperatures of 27°C (81°F) and cooler nights around 20°C (68°F). As the wettest month of the year, and part of the summer season, expect frequent rainfall.

Rainfall in Tachikawa in September

Tachikawa is in the rainy season in September, with rain on around 19 days and an average of 237 mm (9.3 in). With rain on many days and solid totals, showers are frequent and often moderately heavy. Waterproof gear is a sensible idea.

Temperature in Tachikawa in September

September in Tachikawa brings typical temperatures with highs around 27°C (81°F) and lows of 20°C (68°F). September is part of summer. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 20°C (68°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Tachikawa in September

You can expect a moderate amount of sunlight, with approximately 137 hours. Even though this month is part of the wet season, you can still see the sun occasionally.

For Tachikawa itself, May generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• October
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For a detailed overview over the year and the best time to visit Japan, check out our Tachikawa's climate page.

Tachikawa Temperature in September

Min Temperature 20°C (68°F)  

Max Temperature 27°C (81°F)  

Chance of Rain 64%  

Precipitation 237 mm (9.3 in)  

Rainy days 19 days  

Sunshine 137 hours *  

Percentage Sunshine *  

* Data from: Saitama, Japan (26 KM, 16 Miles).

What to Wear in Tachikawa in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Tachikawa in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Tachikawa's climate page.

More climate data for Tachikawa

Temperature Rainfall Sunshine

See the full Tachikawa climate overview or explore weather in Japan.