What time is it in Kawaguchi, Saitama, Japan
Kawaguchi follows Japan Standard Time, matching Saitama and the rest of Japan. Its current clock, sunrise and sunset times, and weather report provide a concise guide to the city’s day.
Kawaguchi, Japan
Sunday, 25 October 2026
UTC+9 · Asia/Tokyo
Local time in Kawaguchi
UTC+9 · no daylight saving time
The sun today
Sunrise 5:57 AM Solar noon 11:26 AM Sunset 4:56 PM Daylight 10 h 58 min Night 13 h 02 min Civil twilight 5:31 AM – 5:22 PM
Weather in Kawaguchi right now
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Weather data by Open-Meteo, updated every 30 minutes.
Kawaguchi and its neighbours
Postal codes
- 015-0051
- 015-8511
- 015-8543
- 017-0878
- 018-1618
- 028-4211
- 086-0072
- 098-3312
- 289-2535
- 300-0033
- 332-0015
- 347-0014
Postal codes come from the free GeoNames dataset. Where a code is listed with a distance, it belongs to a nearby settlement — GeoNames spells that name differently from ours.
Largest cities in Saitama
Other places named Kawaguchi
- Kawaguchi Tokushima, Japan
- Kawaguchi Akita, Japan
- Kawaguchi Akita, Japan
- Kawaguchi Aomori, Japan
- Kawaguchi Wakayama, Japan
Same time zone — Asia/Tokyo
Nearby places
- Kawaguchi-Shi — 3.8 km
- Niizo — 4.6 km
- Itabashi-Ku — 6.0 km
- Kita-Ku — 6.2 km
- Shimo-Jujomachi — 6.5 km
- Niikura — 8.0 km
What time is it in Kawaguchi
The live Kawaguchi clock supplies the local time without any calculation. Japan uses one standard time throughout the country, so an appointment stated for Kawaguchi has the same clock reading in Tokyo, Osaka, and other Japanese cities.
Japan does not make a seasonal clock adjustment. Nevertheless, its difference from an overseas city can change if that other place moves its clocks. For international work or travel, compare the locations for the exact date rather than using a permanent mental conversion.
Clarity matters near the edges of the day. A call held early in Kawaguchi may occur on the previous date elsewhere, while a late overseas event may fall on the following morning in Japan. Put the full date beside both local times.
Use Japan Standard Time for domestic coordination. Show each participant the time in their own city. Check the calendar date on both sides of the conversion. Reconfirm live events before they begin. Crossing midnight without travelling is one of the quieter tricks performed by an international video call.
Sunrise, sunset, and useful light
The listed sunrise and sunset place Kawaguchi’s current day within its natural-light cycle. Both values vary by date. They can guide commuting, exercise, sightseeing, and photography, but they do not represent abrupt changes between darkness and full daylight.
Dawn brightens the sky before sunrise, and twilight continues after sunset. Nearby buildings may delay the first direct sunlight on a street or hide it before the calculated sunset. Cloud also changes perceived brightness while leaving the astronomical times untouched.
For a task that needs clear natural light, use these entries together with the weather. Plan some extra time before sunset if you must finish outdoors, particularly when your route or destination is unfamiliar.
Reading Kawaguchi weather
Current conditions answer what the weather is doing now; forecasts help with what may happen later. Temperature, precipitation, humidity, wind, cloud, and visibility each describe a different part of the experience, so choose the details relevant to your plan.
An hourly forecast is more useful than a whole-day summary when you are selecting a departure time. Refresh the information before leaving because the expected timing of rain or cloud can shift. Conditions may also differ somewhat between the reporting location and a particular neighbourhood.
Start with Kawaguchi’s present local time. Locate your plans between sunrise and sunset. Review the weather during the relevant hours. Adjust timing, clothing, or transport if necessary.
Questions and answers
- Is Kawaguchi on the same time as Tokyo?
- Yes. Kawaguchi and Tokyo both use Japan Standard Time.
- Does Kawaguchi change its clocks seasonally?
- No. Japan does not currently observe seasonal clock changes.
- Are sunrise and first light the same?
- No. Morning twilight begins before sunrise, so some natural light is normally present before the Sun reaches the horizon.