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 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 marks a gentle change in average high-temperature, declining from December's icy 0.8°C (33.4°F) to a freezing cold -2.5°C (27.5°F). January nighttime temperatures hover close to the daytime peak with an average of -5.8°C (21.6°F).Humidity
The average relative humidity in January in Helilä is 90%.Rainfall
In January, the rain falls for 8 days. Throughout January, 40mm (1.57") of precipitation is accumulated. In Helilä, during the entire year, the rain falls for 158.3 days and collects up to 569mm (22.4") of precipitation.Snowfall
January through May, October through December are months with snowfall in Helilä. January is the month with the most snowfall in Helilä. Snow falls for 18.7 days and accumulates 148mm (5.83") of snow.Daylight
The average length of the day in January in Helilä is 6h and 44min.On the first day of January in Helilä, sunrise is at 09:19 and sunset at 15:11. On the last day of the month, sunrise is at 08:32 and sunset at 16:19 EET.
Sunshine
In January, the average sunshine is 2h.UV index
The months with the lowest UV index in Helilä 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 minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In January, the maximum UV index of 1 transforms into these recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Helilä in January?
What is the average humidity in January in Helilä?
How many days does it rain in January in Helilä?
When does it snow the most in Helilä?
How many days does it snow in January in Helilä?
How many hours of daylight does Helilä have in January?
When is the sunrise / sunset in January in Helilä?
How many hours of sunshine does Helilä have in January?
What are the months with the lowest UV index in Helilä?
What is the UV index reading in January in Helilä?
Average temperature in January
Helilä, Finland
- Average high temperature in January: -2.5°C
The warmest month (with the highest average high temperature) is July (19.7°C).
The month with the lowest average high temperature is February (-2.7°C).
- Average low temperature in January: -5.8°C
The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is February (-6.3°C).
Average pressure in January
Helilä, Finland
- Average pressure in January: 1012mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).
Average wind speed in January
Helilä, Finland
- Average wind speed in January: 20.9km/h
The windiest month (with the highest average wind speed) is December (23.7km/h).
The calmest month (with the lowest average wind speed) is July (15.5km/h).
Average humidity in January
Helilä, Finland
- Average humidity in January: 90%
The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is May (73%).
Average rainfall in January
Helilä, Finland
- Average rainfall in January: 40mm
The wettest month (with the highest rainfall) is August (67mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in January
Helilä, Finland
- Average rainfall days in January: 8 days
The month with the highest number of rainy days is October (17.6 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in January
Helilä, Finland
- Average snowfall in January: 148mm
The month with the highest snowfall is January (148mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Helilä, Finland
- Average snowfall days in January: 18.7 days
The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Helilä, Finland
- Average daylight in January: 6h and 4min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in January: 2h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).
Average sunshine days in January
Helilä, Finland
- Average sunshine days in January: 7.7 days
The month with the most sunshine days is May (15.2 days).
The month with the least sunshine days is December (6.4 days).
Average UV index in January
Helilä, 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
Helilä, Finland
- Average cloud cover in January: 77
The months with the most cloud cover are January and December (Cloud cover 77).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in January
Helilä, Finland
- Average visibility in January: 8km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March and December (8km).
