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
January stands out as Roscrea's coldest month, with temperatures ranging between an average high of 7°C (44.6°F) and a low of 2°C (35.6°F).Humidity
In Roscrea, the average relative humidity in January is 91%.Rainfall
In January, the rain falls for 17.8 days. Throughout January, 47mm (1.85") of precipitation is accumulated. In Roscrea, during the entire year, the rain falls for 210.9 days and collects up to 562mm (22.13") of precipitation.Snowfall
January through March, November and December are months with snowfall. January is the month with the most snowfall in Roscrea. Snow falls for 2 days and accumulates 21mm (0.83") of snow.Daylight
In Roscrea, Ireland, the average length of the day in January is 8h and 14min.On the first day of January in Roscrea, sunrise is at 8:44 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 5:12 pm GMT.
Sunshine
The average sunshine in January is 3.8h.UV index
The months with the lowest UV index 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 exposure to the Sun's UV radiation for the ordinary person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Roscrea?
Is January cold in Roscrea?
What is the average humidity in January in Roscrea?
How much does it rain in Roscrea in January?
What is the snowiest month in Roscrea?
How much does it snow in Roscrea in January?
What is the average length of the day in January in Roscrea?
What time are sunrise and sunset in January in Roscrea?
How many hours of sunshine does Roscrea have in January?
What is the month with the lowest UV index in Roscrea?
How high is the UV index in January in Roscrea?
Average temperature in January
Roscrea, Ireland
- Average high temperature in January: 7°C
The warmest month (with the highest average high temperature) is July (17.7°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in January: 2°C
The month with the highest average low temperature is July (10.5°C).
The coldest month (with the lowest average low temperature) is February (1.9°C).
Average pressure in January
Roscrea, Ireland
- Average pressure in January: 1011.3mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008.1mbar).
Average wind speed in January
Roscrea, Ireland
- Average wind speed in January: 18.7km/h
The windiest month (with the highest average wind speed) is February (18.8km/h).
The calmest month (with the lowest average wind speed) is July (12.9km/h).
Average humidity in January
Roscrea, Ireland
- Average humidity in January: 91%
The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are March, April and May (86%).
Average rainfall in January
Roscrea, Ireland
- Average rainfall in January: 47mm
The wettest month (with the highest rainfall) is November (67mm).
The driest month (with the least rainfall) is September (34mm).
Average rainfall days in January
Roscrea, Ireland
- Average rainfall days in January: 17.8 days
The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is February (15.5 days).
Average snowfall in January
Roscrea, Ireland
- Average snowfall in January: 21mm
The month with the highest snowfall is January (21mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Roscrea, Ireland
- Average snowfall days in January: 2 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Roscrea, Ireland
- Average daylight in January: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is June (Average sunshine: 6h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in January
Roscrea, Ireland
- Average sunshine days in January: 9.9 days
The month with the most sunshine days is November (11.6 days).
The month with the least sunshine days is July (5.8 days).
Average UV index in January
Roscrea, Ireland
- Average UV index in January: 2
The months with the highest UV index are May and June (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
Roscrea, Ireland
- Average cloud cover in January: 63
The month with the most cloud cover is July (Cloud cover 71).
The month with the least cloud cover is April (Cloud cover 60).
Average visibility in January
Roscrea, Ireland
- Average visibility in January: 8km
The months with the highest visibility are February, March and December (9km).
The month with the lowest visibility is July (7km).
