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
Grimsby's January weather, with an average high temperature of 6.4°C (43.5°F) and an average low temperature of 2.9°C (37.2°F), tends to be the coldest of the year.Humidity
In Grimsby, the average relative humidity in January is 85%.Rainfall
In January, the rain falls for 11.7 days. Throughout January, 26mm (1.02") of precipitation is accumulated. In Grimsby, during the entire year, the rain falls for 153.7 days and collects up to 377mm (14.84") of precipitation.Snowfall
January through March, November and December are months with snowfall in Grimsby. The month with the most snowfall is January, when snow falls for 2.4 days and typically aggregates up to 16mm (0.63") of snow.Sea temperature
In January, the average sea temperature in Grimsby is 6.8°C (44.2°F).Note: Dipping into 6.8°C (44.2°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.
Daylight
The average length of the day in January is 8h and 8min.On the first day of January, sunrise is at 8:16 am and sunset at 3:50 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 4:39 pm GMT.
Sunshine
In Grimsby, the average sunshine in January is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Grimsby. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during January translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What month is the coldest in Grimsby?
How cold is January in Grimsby?
What is the average humidity in January in Grimsby?
How many days does it rain in January in Grimsby?
What is the snowiest month in Grimsby?
How much does it snow in Grimsby in January?
What is the sea water temperature in January in Grimsby?
How many hours of daylight does Grimsby have in January?
When is the sunrise / sunset in January in Grimsby?
How long on average sun shines in January in Grimsby?
When is the lowest UV index in Grimsby?
What is the UV index reading in January in Grimsby?
Average temperature in January
Grimsby, United Kingdom
- Average high temperature in January: 6.4°C
The warmest month (with the highest average high temperature) is August (19.5°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in January: 2.9°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (2.9°C).
Average pressure in January
Grimsby, United Kingdom
- Average pressure in January: 1012.4mbar
The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.2mbar).
Average wind speed in January
Grimsby, United Kingdom
- Average wind speed in January: 23km/h
The windiest month (with the highest average wind speed) is December (23.4km/h).
The calmest month (with the lowest average wind speed) is July (15.3km/h).
Average humidity in January
Grimsby, United Kingdom
- Average humidity in January: 85%
The month with the highest relative humidity is December (86%).
The month with the lowest relative humidity is August (76%).
Average rainfall in January
Grimsby, United Kingdom
- Average rainfall in January: 26mm
The wettest month (with the highest rainfall) is October (45mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in January
Grimsby, United Kingdom
- Average rainfall days in January: 11.7 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is September (9.8 days).
Average snowfall in January
Grimsby, United Kingdom
- Average snowfall in January: 16mm
The month with the highest snowfall is January (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Grimsby, United Kingdom
- Average snowfall days in January: 2.4 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in January
Grimsby, United Kingdom
- Average sea temperature in January: 6.8°C
The best month for swimming (with the highest average sea temperature) is August (15.7°C).
The coldest months (with the lowest average sea temperature) are February and March (6.6°C).
Average daylight in January /
Average sunshine in January
Grimsby, United Kingdom
- Average daylight in January: 8h and 1min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is August (Average sunshine: 7h and 48min).
The months with the least sunshine are February and November (Average sunshine: 3h and 42min).
Average sunshine days in January
Grimsby, United Kingdom
- Average sunshine days in January: 15.2 days
The month with the most sunshine days is September (17.3 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in January
Grimsby, United Kingdom
- Average UV index in January: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Grimsby, United Kingdom
- Average cloud cover in January: 61
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are April, August and September (Cloud cover 49).
Average visibility in January
Grimsby, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are February, March, April, August, September and October (10km).
The months with the lowest visibility are January, May, June, July, November and December (9km).
Grimsby, United Kingdom
Weather forecast for your location
2. Allow the app to use your location
