Sully weather
The Sully weather guide shows monthly weather averages (including daytime and night-time temperatures, rainfall and hours of sunshine) for holidays in Sully, Vale of Glamorgan, Wales in 2022/2023.
Sully weather averages
Check the Sully weather averages for each month of the year including maximum daytime and minimum night-time temperatures, monthly rainfall, number of days with rain and average daily hours of sunshine for Sully, Vale of Glamorgan, Wales.
Sully weather by month
Check the weather for Sully, Vale of Glamorgan, Wales for a particular month by selecting from the list below. This gives the best indication of what to expect from the weather months in advance.
Sully weather in January
The average maximum daytime temperature in Sully in January is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 2 hours of sunshine a day in Sully during January.
- 8°C max day temperature
8
- 2 hours of sunshine per day
2
- 19 days with some rainfall
19
- 2°C min night temperature
2
- 105 mm of monthly rainfall
105
On average 105 mm (4.1 inches) of rain normally falls in Sully during January with rain falling on 19 days of the month.
Sully weather in February
The average maximum daytime temperature in Sully in February is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 2°C (36°F). You can expect on average 3 hours of sunshine a day in Sully during February.
- 8°C max day temperature
8
- 3 hours of sunshine per day
3
- 15 days with some rainfall
15
- 2°C min night temperature
2
- 79 mm of monthly rainfall
79
On average 79 mm (3.1 inches) of rain normally falls in Sully during February with rain falling on 15 days of the month.
Sully weather in March
The average maximum daytime temperature in Sully in March is a cool 10°C (50°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 4 hours of sunshine a day in Sully during March.
- 10°C max day temperature
10
- 4 hours of sunshine per day
4
- 17 days with some rainfall
17
- 3°C min night temperature
3
- 76 mm of monthly rainfall
76
On average 76 mm (3 inches) of rain normally falls in Sully during March with rain falling on 17 days of the month.
Sully weather in April
The average maximum daytime temperature in Sully in April is a cool 12°C (54°F), while the average minimum night-time temperature is a cold 4°C (39°F). You can expect on average 5 hours of sunshine a day in Sully during April.
- 12°C max day temperature
12
- 5 hours of sunshine per day
5
- 14 days with some rainfall
14
- 4°C min night temperature
4
- 60 mm of monthly rainfall
60
On average 60 mm (2.4 inches) of rain normally falls in Sully during April with rain falling on 14 days of the month.
Sully weather in May
The average maximum daytime temperature in Sully in May is a comfortable 16°C (61°F), while the average minimum night-time temperature is a cold 7°C (45°F). You can expect on average 6 hours of sunshine a day in Sully during May.
- 16°C max day temperature
16
- 6 hours of sunshine per day
6
- 13 days with some rainfall
13
- 7°C min night temperature
7
- 61 mm of monthly rainfall
61
On average 61 mm (2.4 inches) of rain normally falls in Sully during May with rain falling on 13 days of the month.
Sully weather in June
The average maximum daytime temperature in Sully in June is a comfortable 18°C (64°F), while the average minimum night-time temperature is a cool 10°C (50°F). You can expect on average 7 hours of sunshine a day in Sully during June.
- 18°C max day temperature
18
- 7 hours of sunshine per day
7
- 13 days with some rainfall
13
- 10°C min night temperature
10
- 61 mm of monthly rainfall
61
On average 61 mm (2.4 inches) of rain normally falls in Sully during June with rain falling on 13 days of the month.
Sully weather in July
The average maximum daytime temperature in Sully in July is a comfortable 21°C (70°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 6 hours of sunshine a day in Sully during July.
- 21°C max day temperature
21
- 6 hours of sunshine per day
6
- 12 days with some rainfall
12
- 12°C min night temperature
12
- 54 mm of monthly rainfall
54
On average 54 mm (2.1 inches) of rain normally falls in Sully during July with rain falling on 12 days of the month.
Sully weather in August
The average maximum daytime temperature in Sully in August is a comfortable 21°C (70°F), while the average minimum night-time temperature is a cool 12°C (54°F). You can expect on average 6 hours of sunshine a day in Sully during August.
- 21°C max day temperature
21
- 6 hours of sunshine per day
6
- 14 days with some rainfall
14
- 12°C min night temperature
12
- 77 mm of monthly rainfall
77
On average 77 mm (3 inches) of rain normally falls in Sully during August with rain falling on 14 days of the month.
Sully weather in September
The average maximum daytime temperature in Sully in September is a comfortable 18°C (64°F), while the average minimum night-time temperature is a cool 10°C (50°F). You can expect on average 5 hours of sunshine a day in Sully during September.
- 18°C max day temperature
18
- 5 hours of sunshine per day
5
- 14 days with some rainfall
14
- 10°C min night temperature
10
- 82 mm of monthly rainfall
82
On average 82 mm (3.2 inches) of rain normally falls in Sully during September with rain falling on 14 days of the month.
Sully weather in October
The average maximum daytime temperature in Sully in October is a comfortable 14°C (57°F), while the average minimum night-time temperature is a cool 8°C (46°F). You can expect on average 3 hours of sunshine a day in Sully during October.
- 14°C max day temperature
14
- 3 hours of sunshine per day
3
- 17 days with some rainfall
17
- 8°C min night temperature
8
- 99 mm of monthly rainfall
99
On average 99 mm (3.9 inches) of rain normally falls in Sully during October with rain falling on 17 days of the month.
Sully weather in November
The average maximum daytime temperature in Sully in November is a cool 10°C (50°F), while the average minimum night-time temperature is a cold 5°C (41°F). You can expect on average 2 hours of sunshine a day in Sully during November.
- 10°C max day temperature
10
- 2 hours of sunshine per day
2
- 18 days with some rainfall
18
- 5°C min night temperature
5
- 101 mm of monthly rainfall
101
On average 101 mm (4 inches) of rain normally falls in Sully during November with rain falling on 18 days of the month.
Sully weather in December
The average maximum daytime temperature in Sully in December is a cool 8°C (46°F), while the average minimum night-time temperature is a cold 3°C (37°F). You can expect on average 2 hours of sunshine a day in Sully during December.
- 8°C max day temperature
8
- 2 hours of sunshine per day
2
- 19 days with some rainfall
19
- 3°C min night temperature
3
- 110 mm of monthly rainfall
110
On average 110 mm (4.3 inches) of rain normally falls in Sully during December with rain falling on 19 days of the month.