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
Weather in January
Temperature
Greenock's January weather reaches an average high of 5°C (41°F) and an average low of 1.7°C (35.1°F), making it the coldest month.Humidity
January, August through December, with an average relative humidity of 89%, are the most humid months.Rainfall
In Greenock, in January, it is raining for 21.3 days, with typically 99mm (3.9") of accumulated precipitation. Throughout the year, there are 249.9 rainfall days, and 1079mm (42.48") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. In Greenock, in January, snow falls for 2.7 days, with typically accumulated 26mm (1.02") of snow. In Greenock, during the entire year, snow falls for 10.8 days and aggregates up to 115mm (4.53") of snow.Sea temperature
In Greenock, the average seawater temperature in January is 8.3°C (46.9°F).Note: Caution: 8.3°C (46.9°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing.
Daylight
In Greenock, the average length of the day in January is 7h and 44min.On the first day of the month, sunrise is at 8:49 am and sunset at 3:55 pm. On the last day of January, sunrise is at 8:16 am and sunset at 4:48 pm GMT.
Sunshine
The average sunshine in January is 3.1h.UV index
With an average maximum UV index of 1, January is the month with the lowest UV index in Greenock, United Kingdom. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 1 in January converts into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What are the coldest months in Greenock?
How cold is January in Greenock?
What are the most humid months in Greenock?
What is the average humidity in January in Greenock?
How many days does it rain in January in Greenock?
How much does it snow in Greenock in January?
What is the water temperature in January in Greenock?
How many hours of daylight does Greenock have in January?
When are sunrise and sunset in January in Greenock?
How long on average sun shines in January in Greenock?
What is the month with the lowest UV index in Greenock?
How high is the UV index in January in Greenock?
Average temperature in January
Greenock, United Kingdom
- Average high temperature in January: 5°C
The warmest month (with the highest average high temperature) is July (16.3°C).
The month with the lowest average high temperature is January (5°C).
- Average low temperature in January: 1.7°C
The month with the highest average low temperature is July (9.8°C).
The coldest month (with the lowest average low temperature) is February (1.4°C).
Average pressure in January
Greenock, United Kingdom
- Average pressure in January: 1008.6mbar
The month with the highest atmospheric pressure is May (1015.2mbar).
The month with the lowest atmospheric pressure is November (1006.6mbar).
Average wind speed in January
Greenock, United Kingdom
- Average wind speed in January: 19.3km/h
The windiest month (with the highest average wind speed) is January (19.3km/h).
The calmest months (with the lowest average wind speed) are June and July (11.9km/h).
Average humidity in January
Greenock, United Kingdom
- Average humidity in January: 89%
The months with the highest relative humidity are January, August, September, October, November and December (89%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in January
Greenock, United Kingdom
- Average rainfall in January: 99mm
The wettest month (with the highest rainfall) is December (116mm).
The driest month (with the least rainfall) is April (48mm).
Average rainfall days in January
Greenock, United Kingdom
- Average rainfall days in January: 21.3 days
The month with the highest number of rainy days is August (24 days).
The month with the least rainy days is February (17.8 days).
Average snowfall in January
Greenock, United Kingdom
- Average snowfall in January: 26mm
The month with the highest snowfall is February (53mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in January
Greenock, United Kingdom
- Average snowfall days in January: 2.7 days
The month with the highest number of snowfall days is February (3.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in January
Greenock, United Kingdom
- Average sea temperature in January: 8.3°C
The best month for swimming (with the highest average sea temperature) is August (14.3°C).
The coldest month (with the lowest average sea temperature) is March (7.4°C).
Average daylight in January /
Average sunshine in January
Greenock, United Kingdom
- Average daylight in January: 7h and 4min
The month with the longest days is June (Average daylight: 17h and 30min).
The month with the shortest days is December (Average daylight: 7h and 6min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is June (Average sunshine: 6h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in January
Greenock, United Kingdom
- Average sunshine days in January: 6.7 days
The month with the most sunshine days is April (8.8 days).
The months with the least sunshine days are July and August (5.4 days).
Average UV index in January
Greenock, United Kingdom
- Average UV index in January: 1
The months with the highest UV index are May and June (UV index 4).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Greenock, United Kingdom
- Average cloud cover in January: 70
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 59).
Average visibility in January
Greenock, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May and November (9km).
The months with the lowest visibility are June, July, August, September, October and December (8km).
Greenock, United Kingdom
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