Greenock Weather and Climate: A Comprehensive Guide
Greenock experiences great temperature shifts.
The city's weather can transition from pleasant days
to cold weather.
It also has a relatively rain/snowy climate with high levels of precipitation.
Now, let’s explore all the climate details to give you a full picture.
Average maximum day and minimum night temperature
The climate in Greenock is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a pleasant 19°C in July to a chilly 8°C in December.
Nighttime temperatures can drop, with average lows reaching 2°C in December.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Greenock has a notably wet climate with abundant precipitation, recording 1716 mm of rain/snowfall per year. The wettest period in Greenock occurs in January, which receives around 177 mm of precipitation. During the driest month, April, Greenock experiences high rainfall, totaling approximately 109 mm. The consistent precipitation levels throughout the year contribute to a relatively stable climate.
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
In Greenock, summer days are longer and more sunny, with daily sunshine hours peaking at 6.3 hours in May. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 1.2 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Average humidity
The relative humidity is high throughout the year in Greenock.
The city experiences its highest humidity in January, reaching 87%. In May, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
partly cloudy and chance of slight rain overcast and no rain partly cloudy and rainForecast for Greenock
2 m/s
5 m/s
5 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Greenock in the United Kingdom
Other facts from our historical weather data:Most rainfall (rainy season) is seen in January, February, October, November and December.
July has an average maximum temperature of 19°C and is the warmest month of the year.
The coldest month is December with an average maximum temperature of 8°C.
January tops the wettest month list with 177 mm of rainfall.
April is the driest month with 109 mm of precipitation.
May is the sunniest month with an average of 188 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.
