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
Weather in January
Temperature
January, with average temperatures reaching a high of 7.6°C (45.7°F) and a low of 4°C (39.2°F), is the coldest month.Humidity
In January, the average relative humidity in Garristown, Ireland, is 85%.Rainfall
In Garristown, in January, during 11.5 rainfall days, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, in Garristown, Ireland, there are 159.4 rainfall days, and 362mm (14.25") of precipitation is accumulated.Snowfall
Months with snowfall in Garristown are January through March, November and December. In Garristown, Ireland, in January, during 1.8 snowfall days, 5mm (0.2") of snow is typically accumulated. Throughout the year, there are 6 snowfall days, and 31mm (1.22") of snow is accumulated.Daylight
The average length of the day in January is 8h and 8min.On the first day of January in Garristown, Ireland, sunrise is at 8:41 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 5:04 pm GMT.
Sunshine
January, February and November, with an average of 4.3h of sunshine, are months with the least sunshine in Garristown.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Garristown, Ireland. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.Note: The UV index of 2 in January translates into these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What are the coldest months in Garristown?
What is the temperature in January in Garristown?
What is the average humidity in January in Garristown?
How many days does it rain in January in Garristown?
How much does it snow in Garristown in January?
How many hours of daylight does Garristown have in January?
When are sunrise and sunset in January in Garristown?
What is the month with the least sunshine in Garristown?
How long on average sun shines in January in Garristown?
When is the lowest UV index in Garristown?
What is the UV index reading in January in Garristown?
Average temperature in January
Garristown, Ireland
- Average high temperature in January: 7.6°C
The warmest month (with the highest average high temperature) is July (17.4°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in January: 4°C
The months with the highest average low temperature are July and August (12.1°C).
The coldest months (with the lowest average low temperature) are February and March (3.9°C).
Average pressure in January
Garristown, Ireland
- Average pressure in January: 1011.4mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.2mbar).
Average wind speed in January
Garristown, Ireland
- Average wind speed in January: 24.2km/h
The windiest month (with the highest average wind speed) is January (24.2km/h).
The calmest month (with the lowest average wind speed) is June (15.2km/h).
Average humidity in January
Garristown, Ireland
- Average humidity in January: 85%
The months with the highest relative humidity are July and December (86%).
The months with the lowest relative humidity are March, April and May (83%).
Average rainfall in January
Garristown, Ireland
- Average rainfall in January: 20mm
The wettest month (with the highest rainfall) is November (51mm).
The driest month (with the least rainfall) is May (19mm).
Average rainfall days in January
Garristown, Ireland
- Average rainfall days in January: 11.5 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is February (10.7 days).
Average snowfall in January
Garristown, Ireland
- Average snowfall in January: 5mm
The month with the highest snowfall is December (12mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Garristown, Ireland
- Average snowfall days in January: 1.8 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Garristown, Ireland
- 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: 4h and 2min
The months with the most sunshine are April, May and June (Average sunshine: 7h and 30min).
The months with the least sunshine are January, February and November (Average sunshine: 4h and 18min).
Average sunshine days in January
Garristown, Ireland
- Average sunshine days in January: 16.8 days
The months with the most sunshine days are January and December (16.8 days).
The month with the least sunshine days is July (11 days).
Average UV index in January
Garristown, Ireland
- 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, November and December (UV index 2).
Average cloud cover in January
Garristown, Ireland
- Average cloud cover in January: 57
The months with the most cloud cover are January and February (Cloud cover 57).
The months with the least cloud cover are April and September (Cloud cover 50).
Average visibility in January
Garristown, Ireland
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, October, November and December (10km).
The months with the lowest visibility are April, May, June, July, August and September (9km).
Garristown, Ireland
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