October weather forecastShimabara, Japan

October

Weather in October

October, the same as September, in Shimabara, Japan, is an agreeable autumn month, with an average temperature fluctuating between 22.6°C (72.7°F) and 17.3°C (63.1°F).

Temperature

Shimabara's weather subtly changes with the onset of October, barely falling from a moderately hot 27.4°C (81.3°F) in September to a pleasant 22.6°C (72.7°F). Throughout October, the average low-temperature in Shimabara, Japan, dips to a refreshing 17.3°C (63.1°F).

Humidity

In Shimabara, the average relative humidity in October is 72%.

Rainfall

In October, in Shimabara, the rain falls for 9.8 days. Throughout October, 35mm (1.38") of precipitation is accumulated. In Shimabara, during the entire year, the rain falls for 163.3 days and collects up to 865mm (34.06") of precipitation.

Snowfall

March through November are months without snowfall in Shimabara, Japan.

Sea temperature

In Shimabara, in October, the average water temperature is 24.4°C (75.9°F).
Note: For those not fond of cold temperatures, taking a swim at 24.4°C (75.9°F) may require consideration of the sunshine, wind, and ambient temperature. While wetsuits are not mandatory, they can enhance the experience.

Daylight

The average length of the day in October in Shimabara is 11h and 22min.
On the first day of October, sunrise is at 06:12 and sunset at 18:03. On the last day of the month, sunrise is at 06:35 and sunset at 17:28 JST.

Sunshine

In Shimabara, the average sunshine in October is 6.6h.

UV index

In Shimabara, the average daily maximum UV index in October is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 5 in October suggests the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Enhance your sun protection with tightly woven, yet airy clothing. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.

Frequently asked questions

In Shimabara, in October, the average high-temperature is 22.6°C (72.7°F), and the average low-temperature is 17.3°C (63.1°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 30°C (86°F).

In October, the average relative humidity in Shimabara, Japan, is 72%.

In Shimabara, Japan, during October, the rain falls for 9.8 days and regularly aggregates up to 35mm (1.38") of precipitation.

In Shimabara, snow does not fall in March through November.

In Shimabara, Japan, the average seawater temperature in October is 24.4°C (75.9°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.4°C (75.9°F) water.

In Shimabara, the average day length in October is 11h and 22min.

In October, on the first day of the month, sunrise is at 06:12 and sunset at 18:03. On the last day of the month, sunrise is at 06:35 and sunset at 17:28 JST.

In Shimabara, the average sunshine duration in October is 6.6h.

In October, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Shimabara, Japan

  • Average high temperature in October: 22.6°C

The warmest month (with the highest average high temperature) is August (30.3°C).
The month with the lowest average high temperature is January (9.6°C).

  • Average low temperature in October: 17.3°C

The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (4.6°C).

Average pressure in October
Shimabara, Japan

  • Average pressure in October: 1016.4mbar

The month with the highest atmospheric pressure is January (1021.9mbar).
The month with the lowest atmospheric pressure is June (1008.1mbar).

Average wind speed in October
Shimabara, Japan

  • Average wind speed in October: 12.2km/h

The windiest months (with the highest average wind speed) are February, March and December (12.5km/h).
The calmest month (with the lowest average wind speed) is June (8.9km/h).

Average humidity in October
Shimabara, Japan

  • Average humidity in October: 72%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is March (70%).

Average rainfall in October
Shimabara, Japan

  • Average rainfall in October: 35mm

The wettest month (with the highest rainfall) is July (183mm).
The driest month (with the least rainfall) is January (28mm).

Average rainfall days in October
Shimabara, Japan

  • Average rainfall days in October: 9.8 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is October (9.8 days).

Average snowfall in October
Shimabara, Japan

  • Average snowfall in October: 0mm

The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in October
Shimabara, Japan

  • Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (2.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in October
Shimabara, Japan

  • Average sea temperature in October: 24.4°C

The best month for swimming (with the highest average sea temperature) is August (27.8°C).
The coldest month (with the lowest average sea temperature) is March (15.5°C).

Average daylight in October /
Average sunshine in October
Shimabara, Japan

  • Average daylight in October: 11h and 24min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in October: 6h and 36min

The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in October
Shimabara, Japan

  • Average sunshine days in October: 19.5 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (9.5 days).

Average UV index in October
Shimabara, Japan

  • Average UV index in October: 5

The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in October
Shimabara, Japan

  • Average cloud cover in October: 30

The month with the most cloud cover is June (Cloud cover 48).
The months with the least cloud cover are August and October (Cloud cover 30).

Average visibility in October
Shimabara, Japan

  • Average visibility in October: 10km

The months with the highest visibility are January, February, March, April, August, September, October, November and December (10km).
The months with the lowest visibility are May, June and July (9km).