Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
January is the coldest month of the year, registering average temperatures as high as -6.1°C (21°F) and as low as -10.6°C (12.9°F).Humidity
January and February, with an average relative humidity of 95%, are the most humid months in Oulu.Rainfall
In Oulu, during January, the rain falls for 4.9 days and regularly aggregates up to 37mm (1.46") of 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 January, it is snowing for 21.4 days. Throughout January, 209mm (8.23") of snow is accumulated. Throughout the year, in Oulu, there are 107.1 snowfall days, and 1131mm (44.53") of snow is accumulated.Sea temperature
January and February, with an average sea temperature of -0.6°C (30.9°F), are months with the coldest seawater.Note: Within the context of swimming, this state is extremely cold, dangerous, and can result in death. Hypothermia happens quickly in the absence of protective insulated waterproof clothing.
Daylight
The average length of the day in January in Oulu is 5h and 13min.On the first day of the month, sunrise is at 10:24 and sunset at 14:18. On the last day of January, sunrise is at 09:10 and sunset at 15:52 EET.
Sunshine
The average sunshine in January in Oulu is 1.5h.UV index
The months with the lowest UV index in Oulu are January through March, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: During January, 1 as the daily maximum UV index converts into the following advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Oulu?
How cold is it in Oulu in January?
What are the most humid months in Oulu?
What is the average humidity in January in Oulu?
How many days does it rain in January in Oulu?
How many days does it snow in January in Oulu?
When is the sea coldest in Oulu?
How cold is the water in January in Oulu?
How many hours of daylight does Oulu have in January?
What time are sunrise and sunset in January in Oulu?
How many hours of sunshine does Oulu have in January?
What is the month with the lowest UV index in Oulu?
How high is the UV index in January in Oulu?
Average temperature in January
Oulu, Finland
- Average high temperature in January: -6.1°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 January: -10.6°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 January
Oulu, Finland
- Average pressure in January: 1009.6mbar
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 January
Oulu, Finland
- Average wind speed in January: 13km/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 January
Oulu, Finland
- Average humidity in January: 95%
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 January
Oulu, Finland
- Average rainfall in January: 37mm
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 January
Oulu, Finland
- Average rainfall days in January: 4.9 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 January
Oulu, Finland
- Average snowfall in January: 209mm
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 January
Oulu, Finland
- Average snowfall days in January: 21.4 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 January
Oulu, Finland
- Average sea temperature in January: -0.6°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 January /
Average sunshine in January
Oulu, Finland
- Average daylight in January: 5h and 1min
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 January: 1h and 3min
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 January
Oulu, Finland
- Average sunshine days in January: 8.9 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 January
Oulu, Finland
- Average UV index in January: 1
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 January
Oulu, Finland
- Average cloud cover in January: 76
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 January
Oulu, Finland
- Average visibility in January: 6km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and March (6km).
