The best times to visit Oulu for ideal weather are
June 4th to September 16th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Oulu Travel Guide
Other Oulu Travel Info
Weather in Oulu
Average temperatures in Oulu vary drastically. Considering humidity, temperatures feel cold for most of the year with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 46th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Oulu, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally late July where highs are regularly around 71.4°F (21.9°C) with temperatures rarely dropping below 59°F (15°C) at night.
Oulu Temperatures (Fahrenheit)
Oulu Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Oulu Perceived Temperature (F)
Oulu Perceived Temperature (C)
Average Oulu Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Oulu are January, May, and then November. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid July with an average of 1 days of significant precipitation the week of July 16th.
When can you find snow in Oulu? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Oulu.
Snow on the Ground
The graph below shows the average snow on the ground in Oulu (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Oulu has some extremely humid months, and above average humidity throughout the year. The least humid month is May (65.6% relative humidity), and the most humid month is November (88.6%).
Wind in Oulu is usually moderate. The windiest month is October, followed by November and September. October’s average wind speed of around 11.1 knots (12.8 MPH or 20.6 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late September where average top sustained speeds reach 18.6 knots, which is considered a fresh breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Oulu.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||8.9||Gentle breeze||13.2||Significant breeze|
|Feb||9.7||Gentle breeze||14.6||Significant breeze|
|Mar||9.7||Gentle breeze||15.4||Significant breeze|
|Apr||8.9||Gentle breeze||14.2||Significant breeze|
|May||9.7||Gentle breeze||15.8||Significant breeze|
|Jun||9.8||Gentle breeze||15.7||Significant breeze|
|Jul||8.6||Gentle breeze||14.4||Significant breeze|
|Aug||8.4||Gentle breeze||13.3||Significant breeze|
|Sep||10.4||Gentle breeze||15.6||Significant breeze|
|Oct||11.1||Significant breeze||16.6||Significant breeze|
|Nov||10.5||Gentle breeze||15.5||Significant breeze|
|Dec||10.1||Gentle breeze||14.8||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Oulu?
Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for Finland; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Aug 22, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Oulu, Finland is July, followed by June and January. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Oulu in December. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Oulu Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel very cold. Highs range from 60.3°F (15.7°C) and 29.5°F (-1.4°C) with far warmer temperatures in the later months. Rain is extremely rare with 0 to 1 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.
Summer (June through August)
The middle-year months have comfortably cool weather with high temperatures that are comfortable. These months see the most precipitation with 1 to 2 days of precipitation per month. June – August is the busiest season for tourism in Oulu, so lodging and other accommodations may cost more than usual.
Fall (September through November)
Fall daily highs range from 59.7°F (15.4°C) and 32.3°F (0.2°C), which will feel chilly given the humidity and wind. It rains or snows a trivial amount: approximately 0 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.
Winter (December through February)
Weather is far too cold this time of year in Oulu to be enjoyable for warm weather travelers. The average high during this season is between 30.4°F (-0.9°C) and 20.7°F (-6.3°C). On average, it rains or snows a very small amount: 0 to 2 times per month. These times of year are fairly slow with tourists.