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
January's arrival brings an average high-temperature of a still frosty 7.1°C (44.8°F), slightly deviating from December's 8.1°C (46.6°F). Nighttime temperature in Cairnryan reflects an average dip to an icy 4.5°C (40.1°F) in January, subtly cooler than its daytime highs.Humidity
In January, the average relative humidity is 83%.Rainfall
In Cairnryan, during January, the rain falls for 19.6 days and regularly aggregates up to 47mm (1.85") of precipitation. Throughout the year, in Cairnryan, there are 210.9 rainfall days, and 632mm (24.88") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. January is the month with the most snowfall in Cairnryan. Snow falls for 1.9 days and accumulates 14mm (0.55") of snow.Sea temperature
In Cairnryan, in January, the average water temperature is 8.7°C (47.7°F).Note: Dipping in 8.7°C (47.7°F) at temperatures less than 10°C (50°F) without proper gear can lead to pronounced cold shock and breathing difficulties.
Daylight
In Cairnryan, the average length of the day in January is 7h and 55min.On the first day of January, sunrise is at 8:44 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 8:13 am and sunset at 4:53 pm GMT.
Sunshine
The month with the least sunshine in Cairnryan is January, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index in Cairnryan, United Kingdom, are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the usual temperature for Cairnryan in January?
What is the average humidity in January in Cairnryan?
How much does it rain in Cairnryan in January?
When does it snow the most in Cairnryan?
How much does it snow in Cairnryan in January?
What is the sea water temperature in January in Cairnryan?
What is the average length of the day in January in Cairnryan?
What time are sunrise and sunset in January in Cairnryan?
What is the month with the least sunshine in Cairnryan?
How long on average sun shines in January in Cairnryan?
What are the months with the lowest UV index in Cairnryan?
What is the UV index intensity in January in Cairnryan?
Average temperature in January
Cairnryan, United Kingdom
- Average high temperature in January: 7.1°C
The warmest month (with the highest average high temperature) is July (15.9°C).
The month with the lowest average high temperature is February (6.9°C).
- Average low temperature in January: 4.5°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).
Average pressure in January
Cairnryan, United Kingdom
- Average pressure in January: 1009.8mbar
The month with the highest atmospheric pressure is May (1015.6mbar).
The month with the lowest atmospheric pressure is November (1007.3mbar).
Average wind speed in January
Cairnryan, United Kingdom
- Average wind speed in January: 28.6km/h
The windiest month (with the highest average wind speed) is December (29.5km/h).
The calmest month (with the lowest average wind speed) is June (17.4km/h).
Average humidity in January
Cairnryan, United Kingdom
- Average humidity in January: 83%
The month with the highest relative humidity is August (86%).
The months with the lowest relative humidity are April, May and November (81%).
Average rainfall in January
Cairnryan, United Kingdom
- Average rainfall in January: 47mm
The wettest month (with the highest rainfall) is November (72mm).
The driest months (with the least rainfall) are April and May (32mm).
Average rainfall days in January
Cairnryan, United Kingdom
- Average rainfall days in January: 19.6 days
The month with the highest number of rainy days is August (20.7 days).
The month with the least rainy days is May (14.5 days).
Average snowfall in January
Cairnryan, United Kingdom
- Average snowfall in January: 14mm
The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Cairnryan, United Kingdom
- Average snowfall days in January: 1.9 days
The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in January
Cairnryan, United Kingdom
- Average sea temperature in January: 8.7°C
The best months for swimming (with the highest average sea temperature) are August and September (14.3°C).
The coldest month (with the lowest average sea temperature) is March (7.8°C).
Average daylight in January /
Average sunshine in January
Cairnryan, United Kingdom
- Average daylight in January: 7h and 5min
The month with the longest days is June (Average daylight: 17h and 18min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in January: 3h and 3min
The month with the most sunshine is June (Average sunshine: 7h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in January
Cairnryan, United Kingdom
- Average sunshine days in January: 8 days
The month with the most sunshine days is May (14.2 days).
The month with the least sunshine days is December (7.2 days).
Average UV index in January
Cairnryan, United Kingdom
- Average UV index in January: 2
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Cairnryan, United Kingdom
- Average cloud cover in January: 66
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are April and May (Cloud cover 52).
Average visibility in January
Cairnryan, United Kingdom
- Average visibility in January: 9km
The months with the highest visibility are March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are January, February, July and August (9km).
Cairnryan, United Kingdom
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