Randalstown Weather and Climate: A Comprehensive Guide
The weather in Randalstown sees moderate temperature fluctuations over the course of a year.
Temperatures can be pleasant at the high end
to roughly cold at the low end.
It receives a reasonable amount of rain/snowfall.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
The climate in Randalstown experiences moderate temperature changes, with mild shifts between seasons. Average daytime temperatures reach a pleasant 20°C in July. In January, the coolest month of the year, temperatures drop to a chilly 9°C.
At night, you can expect cooler temperatures, with averages dropping to around 3°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
On average, Randalstown receives a reasonable amount of rain/snowfall, with an annual precipitation of 986 mm. Despite minor fluctuations, Randalstown enjoys fairly consistent precipitation throughout the year. In August, you can expect around 94 mm of precipitation, while in March, Randalstown receives about 70 mm.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Randalstown can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 6.1 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 1.3 hours of sunlight per day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average water temperature
The mean water temperature over the year ranges from 7°C in February to 13°C in August.
Water temperature over the year
Average humidity
The city experiences its highest humidity in September, reaching 91%. In February, the humidity drops to its lowest level at 86%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Average wind speed
The mean wind speed over the year ranges from 4 m/s in April, May, June, July, August and September to 5 m/s in January, February, March, October, November and December.
The mean monthly wind speed over the year (meters per second)
clear and no rain broken clouds and no rain broken clouds and no rainForecast for Randalstown
5 m/s
6 m/s
6 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Randalstown in the United Kingdom
Other facts from our historical weather data:July has an average maximum temperature of 20°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 9°C.
August tops the wettest month list with 94 mm of rainfall.
March is the driest month with 70 mm of precipitation.
May is the sunniest month with an average of 184 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
