October weather forecast
Oulu, Finland

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Weather in October

October in Oulu continues the trend of dropping temperatures, with the cold setting in once more. With average maximum temperatures around 5.4°C (41.7°F), it’s a clear departure from the warmth of the summer. Autumn rain acts as the prelude to the oncoming winter. As October progresses, the shortening daylight hours hint towards the return of wintry silence and peace.

Temperature

In the transition to October, Oulu observes a drop in the average high-temperature, moving from a moderate 13°C (55.4°F) in September to a cold 5.4°C (41.7°F). In Oulu, the month of October brings a consistent average low-temperature of 1.6°C (34.9°F), slightly cooler than its daytime highs.

Humidity

The average relative humidity in October is 86%.

Rainfall

In Oulu, in October, it is raining for 9.8 days, with typically 32mm (1.26") of accumulated precipitation. Throughout the year, there are 117.3 rainfall days, and 434mm (17.09") of precipitation is accumulated.

Snowfall

Months with snowfall in Oulu are January through May, September through December. In Oulu, Finland, in October, during 3.5 snowfall days, 33mm (1.3") of snow is typically accumulated. Throughout the year, in Oulu, Finland, there are 107.1 snowfall days, and 1131mm (44.53") of snow is accumulated.

Sea temperature

In Oulu, Finland, in October, the average water temperature is 7.6°C (45.7°F).
Note: Without suitable protection, venturing into 7.6°C (45.7°F) waters cooler than 10°C (50°F) can lead to pronounced cold shock and rapid breaths.

Daylight

In Oulu, the average length of the day in October is 9h and 39min.
On the first day of October, sunrise is at 07:29 and sunset at 18:45 EEST. On the last day of the month, sunrise is at 08:04 and sunset at 15:58 EET.
Note: On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. Daylight Saving Time starts again on Sunday, 30. March 2025, at 03:00; consequently, the time zone reverts from EET to EEST.

Sunshine

The average sunshine in October is 3.8h.

UV index

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 2 in October translates into the following instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

How cold is October in Oulu?

The average high-temperature, in October, in Oulu, is 5.4°C (41.7°F), while the average low-temperature is 1.6°C (34.9°F).

What is the average humidity in October in Oulu?

In Oulu, Finland, the average relative humidity in October is 86%.

How many days does it rain in October in Oulu?

In Oulu, Finland, in October, it is raining for 9.8 days, with typically 32mm (1.26") of accumulated precipitation.

How much does it snow in Oulu in October?

In Oulu, Finland, in October, snow falls for 3.5 days, with typically accumulated 33mm (1.3") of snow.

How cold is the water in October in Oulu?

In October, the average sea temperature in Oulu, Finland, is 7.6°C (45.7°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

What is the average length of the day in October in Oulu?

In Oulu, Finland, the average day length in October is 9h and 39min.

When are sunrise and sunset in October in Oulu?

In October, on the first day of the month, sunrise is at 07:29 and sunset at 18:45 EEST. On the last day of the month, in Oulu, sunrise is at 08:04 and sunset at 15:58 EET.

When does Daylight Saving Time (DST) end in October in Oulu?

On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends in Oulu, and the time zone changes from EEST to EET. The next DST starts on Sunday, 30. March 2025, at 03:00.

How many hours of sunshine does Oulu have in October?

In October, the average sunshine duration in Oulu, Finland, is 3.8h.

How high is the UV index in October in Oulu?

The average daily maximum UV index in October in Oulu, Finland, is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Oulu, Finland

Average temperature in October - Oulu, Finland
  • Average high temperature in October: 5.4°C

The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is January (-6.1°C).

  • Average low temperature in October: 1.6°C

The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is January (-10.6°C).

Average pressure in October
Oulu, Finland

Average pressure in October - Oulu, Finland
  • Average pressure in October: 1011.6mbar

The month with the highest atmospheric pressure is May (1014mbar).
The month with the lowest atmospheric pressure is December (1005.4mbar).

Average wind speed in October
Oulu, Finland

Average wind speed in October - Oulu, Finland
  • Average wind speed in October: 13.1km/h

The windiest month (with the highest average wind speed) is November (13.7km/h).
The calmest month (with the lowest average wind speed) is July (10.6km/h).

Average humidity in October
Oulu, Finland

Average humidity in October - Oulu, Finland
  • Average humidity in October: 86%

The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is June (69%).

Average rainfall in October
Oulu, Finland

Average rainfall in October - Oulu, Finland
  • Average rainfall in October: 32mm

The wettest month (with the highest rainfall) is July (59mm).
The driest months (with the least rainfall) are April and September (25mm).

Average rainfall days in October
Oulu, Finland

Average rainfall days in October - Oulu, Finland
  • Average rainfall days in October: 9.8 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in October
Oulu, Finland

Average snowfall in October - Oulu, Finland
  • Average snowfall in October: 33mm

The month with the highest snowfall is March (232mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in October
Oulu, Finland

Average snowfall days in October - Oulu, Finland
  • Average snowfall days in October: 3.5 days

The month with the highest number of snowfall days is January (21.4 days).
The months with the least snowfall days are July and August (0 days).

Average sea temperature in October
Oulu, Finland

Average sea temperature in October - Oulu, Finland
  • Average sea temperature in October: 7.6°C

The best month for swimming (with the highest average sea temperature) is July (16.7°C).
The coldest months (with the lowest average sea temperature) are January and February (-0.6°C).

Average daylight in October /
Average sunshine in October
Oulu, Finland

Average daylight in October / Average sunshine in October - Oulu, Finland
  • Average daylight in October: 9h and 4min

The month with the longest days is June (Average daylight: 21h and 42min).
The month with the shortest days is December (Average daylight: 3h and 54min).

  • Average sunshine in October: 3h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 0min).

Average sunshine days in October
Oulu, Finland

Average sunshine days in October - Oulu, Finland
  • Average sunshine days in October: 16.9 days

The month with the most sunshine days is June (17 days).
The month with the least sunshine days is December (7.4 days).

Average UV index in October
Oulu, Finland

Average UV index in October - Oulu, Finland
  • Average UV index in October: 2

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in October
Oulu, Finland

Average cloud cover in October - Oulu, Finland
  • Average cloud cover in October: 61

The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 43).

Average visibility in October
Oulu, Finland

Average visibility in October - Oulu, Finland
  • Average visibility in October: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and March (6km).

Oulu, Finland

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