October weather forecastHakodate, Japan

October

Weather in October

October drags Hakodate further into the autumn season, with temperatures dropping between 11.2°C (52.2°F) to 15.3°C (59.5°F). A visible decrease from the higher temperatures in September, October's cooling trend makes it one of the most comfortable months weather-wise. With the foliage on trees changing from green to vibrant hues of orange and red, Hakodate transforms into a picturesque autumn scene. Despite the lower temperatures and increased rainfall days compared to September, October makes for a very favorable time to experience Hakodate's serene and charming setting. The shift in climate also signals the incoming chilly November.

Temperature

October's onset in Hakodate, Japan, corresponds with a shift in the average high-temperature, moving from an agreeable 20.9°C (69.6°F) in September to a mild 15.3°C (59.5°F). Hakodate, in the month of October, notes an average low temperature of 11.2°C (52.2°F), indicating a small decrease from the daytime highs.

Humidity

The least humid month in Hakodate is October, with an average relative humidity of 73%.

Rainfall

In Hakodate, in October, it is raining for 9.9 days, with typically 21mm (0.83") of accumulated precipitation. In Hakodate, Japan, during the entire year, the rain falls for 112.7 days and collects up to 203mm (7.99") of precipitation.

Snowfall

May through October are months without snowfall in Hakodate.

Sea temperature

In Hakodate, in October, the average water temperature is 17.3°C (63.1°F).
Note: The majority of people do not enjoy swimming in 17.3°C (63.1°F). The difficulty in controlling breathing escalates as the temperature descends from 21°C (69.8°F) to 15°C (59°F).

Daylight

In October, the average length of the day is 11h and 6min.
On the first day of the month, sunrise is at 05:34 and sunset at 17:19. On the last day of October, in Hakodate, sunrise is at 06:08 and sunset at 16:33 JST.

Sunshine

In Hakodate, the average sunshine in October is 6.9h.

UV index

The average daily maximum UV index in October is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In October, the UV index of 3 transforms into the following advice:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature and low-temperature in Hakodate during October are 15.3°C (59.5°F) and 11.2°C (52.2°F) respectively.

The least humid month is October, with an average relative humidity of 73%.

In October, the average relative humidity is 73%.

In Hakodate, in October, during 9.9 rainfall days, 21mm (0.83") of precipitation is typically accumulated.

May through October are months without snowfall in Hakodate.

In Hakodate, in October, it doesn't snow. In November, it regularly snows.

In October, the average sea temperature is 17.3°C (63.1°F). For most, swimming in 17.3°C (63.1°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

In Hakodate, the average day length in October is 11h and 6min.

On the first day of October in Hakodate, Japan, sunrise is at 05:34 and sunset at 17:19. On the last day of the month, sunrise is at 06:08 and sunset at 16:33 JST.

In Hakodate, Japan, the average sunshine duration in October is 6.9h.

In October, the average daily maximum UV index in Hakodate, Japan, is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S October N D

Sep

October

Nov

Average high temperature

20.9°C

15.3°C

8.7°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

14.9km/h

19.9km/h

22km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

3.1

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

15.5

17.3

12.8

Average UV index

Average cloud cover

Average visibility

Average temperature in October
Hakodate, Japan

Average high temperature in October: 15.3°C

The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (-0.1°C).

Average low temperature in October: 11.2°C

The month with the highest average low temperature is August (19.6°C).
The coldest month (with the lowest average low temperature) is February (-3.5°C).

Average pressure in October
Hakodate, Japan

Average pressure in October: 1016.6mbar

The month with the highest atmospheric pressure is November (1017mbar).
The month with the lowest atmospheric pressure is July (1008.8mbar).

Average wind speed in October
Hakodate, Japan

Average wind speed in October: 18.7km/h

The windiest month (with the highest average wind speed) is December (24.3km/h).
The calmest month (with the lowest average wind speed) is July (12.2km/h).

Average humidity in October
Hakodate, Japan

Average humidity in October: 73%

The month with the highest relative humidity is July (89%).
The month with the lowest relative humidity is October (73%).

Average rainfall in October
Hakodate, Japan

Average rainfall in October: 21mm

The wettest month (with the highest rainfall) is August (25mm).
The driest month (with the least rainfall) is May (12mm).

Average rainfall days in October
Hakodate, Japan

Average rainfall days in October: 9.9 days

The month with the highest number of rainy days is July (13 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in October
Hakodate, Japan

Average snowfall in October: 0mm

The month with the highest snowfall is February (52mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in October
Hakodate, Japan

Average snowfall days in October: 0 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in October
Hakodate, Japan

Average sea temperature in October: 17.3°C

The best month for swimming (with the highest average sea temperature) is August (21.8°C).
The coldest month (with the lowest average sea temperature) is March (4.9°C).

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

Average daylight in October: 11h and 6min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

Average sunshine in October: 6h and 54min

The month with the most sunshine is May (Average sunshine: 8h and 48min).
The months with the least sunshine are January and February (Average sunshine: 3h and 6min).

Average sunshine days in October
Hakodate, Japan

Average sunshine days in October: 17.3 days

The months with the most sunshine days are May and October (17.3 days).
The month with the least sunshine days is February (9.3 days).

Average UV index in October
Hakodate, Japan

Average UV index in October: 3

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).