News Shimabara Nagasaki Japan September 18, 2025

Weather Update for Shimabara, Japan: September 18-20, 2025

As we look ahead to the upcoming weather in Shimabara, Japan, residents can expect a predominantly humid and rainy couple of days. Here's what you need to know to plan your activities effectively.

Day 1: Thursday, September 18, 2025

The weather will start off warm with a daytime high reaching around 30°C (86°F) and a low of 25°C (77°F). With an average temperature peaking at 27°C (80°F), the day promises significant humidity levels around 90%. The chance of rain is notably high at 100%, particularly in the afternoon when thundery outbreaks are predicted. Expect patchy rain showers throughout the day, especially early in the morning and later in the evening. Visibility is expected to remain at a decent 10 kilometers, so commuting shouldn't be too troublesome despite the rain.

Residents should be cautious of potential wind gusts reaching up to 13 km/h, predominantly coming from the south. So, if you have any outdoor plans, it might be wise to have an umbrella handy and consider indoor options.

For those interested in the celestial show, the sun will rise at 6:04 AM and set at 6:20 PM, while a Waning Crescent moon will provide a beautiful backdrop for the evening.

Day 2: Friday, September 19, 2025

Friday’s forecast appears slightly more favorable, with temperatures a bit cooler ranging from 24°C (75°F) in the morning to a maximum of 30°C (85°F). Although we might see a few fleeting sunny intervals, the risk of rain remains significant, particularly during the early hours. Expect a humidity level of around 91%, as the day will likely begin with cloudy into rainy conditions, transitioning to clearer skies by midday.

Visibility continues to be good, expected at around 10 kilometers. Winds will be gentler than the previous day, with speeds of about 5 km/h. The sun rises again at 6:04 AM and sets a minute later at 6:19 PM.

Day 3: Saturday, September 20, 2025

As we head into the weekend, expect slightly cooler temperatures ranging from a low of 23°C (74°F) to a high of 28°C (83°F). The rain is expected to continue, with a high chance of light rain showers in the morning. By midday, though reductions in cloud cover may yield more visibility and sunshine, it is advisable to keep an eye on the weather updates.

With a UV index peaking at 2, outdoor activities should be manageable with proper skin protection. Expect another clear night with a Waning Crescent moon illuminating the sky at moonrise, which occurs around 4:17 AM.

In Summary:

The next few days in Shimabara, Japan, will be marked by warm temperatures and significant rainfall. It’s a good time to stay updated on local weather conditions, as the pattern may change rapidly. For a detailed outlook, visit Shimabara's next 5 days weather or check the hour-by-hour forecast.

Stay safe and plan accordingly as the weather unfolds in this picturesque part of Japan!