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
With average high and low temperatures of -1.2°C (29.8°F) and -4°C (24.8°F) respectively, January is Keila-Joa's coldest month.Humidity
In Keila-Joa, the average relative humidity in January is 88%.Rainfall
In Keila-Joa, in January, it is raining for 6.3 days, with typically 31mm (1.22") of accumulated precipitation. In Keila-Joa, Estonia, during the entire year, the rain falls for 159.9 days and collects up to 528mm (20.79") of precipitation.Snowfall
January through May, October through December are months with snowfall in Keila-Joa. January is the month with the most snowfall. Snow falls for 12.3 days and accumulates 91mm (3.58") of snow.Daylight
In January, the average length of the day is 7h and 1min.On the first day of January in Keila-Joa, sunrise is at 09:19 and sunset at 15:32. On the last day of the month, sunrise is at 08:36 and sunset at 16:35 EET.
Sunshine
In Keila-Joa, the average sunshine in January is 2.2h.UV index
The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: During January, 2 as the daily maximum UV index converts into the following advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Keila-Joa?
How cold is January in Keila-Joa?
What is the average humidity in January in Keila-Joa?
How many days does it rain in January in Keila-Joa?
What is the snowiest month in Keila-Joa?
How many days does it snow in January in Keila-Joa?
How many hours of daylight does Keila-Joa have in January?
When is the sunrise / sunset in January in Keila-Joa?
How long on average sun shines in January in Keila-Joa?
What is the UV index intensity in January in Keila-Joa?
Average temperature in January
Keila-Joa, Estonia
- Average high temperature in January: -1.2°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (-1.2°C).
- Average low temperature in January: -4°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 (-4.1°C).
Average pressure in January
Keila-Joa, Estonia
- Average pressure in January: 1011.9mbar
The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1008.9mbar).
Average wind speed in January
Keila-Joa, Estonia
- Average wind speed in January: 21.4km/h
The windiest month (with the highest average wind speed) is December (24km/h).
The calmest month (with the lowest average wind speed) is May (15.2km/h).
Average humidity in January
Keila-Joa, Estonia
- Average humidity in January: 88%
The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are May and August (75%).
Average rainfall in January
Keila-Joa, Estonia
- Average rainfall in January: 31mm
The wettest month (with the highest rainfall) is August (67mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in January
Keila-Joa, Estonia
- Average rainfall days in January: 6.3 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in January
Keila-Joa, Estonia
- Average snowfall in January: 91mm
The month with the highest snowfall is January (91mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Keila-Joa, Estonia
- Average snowfall days in January: 12.3 days
The month with the highest number of snowfall days is December (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Keila-Joa, Estonia
- Average daylight in January: 7h and 0min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in January: 2h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in January
Keila-Joa, Estonia
- Average sunshine days in January: 13.2 days
The month with the most sunshine days is May (16.6 days).
The month with the least sunshine days is December (6.9 days).
Average UV index in January
Keila-Joa, Estonia
- Average UV index in January: 2
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover in January
Keila-Joa, Estonia
- Average cloud cover in January: 73
The month with the most cloud cover is December (Cloud cover 77).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in January
Keila-Joa, Estonia
- Average visibility in January: 9km
The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, April, October, November and December (9km).
