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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Mostyn, Flintshire, UKL2
Content continues below
May
Average Temperature
High
15°
Feels 14
Low
6°
Feels 4
Average Precipitation
13 Days
Rain amount
59.2mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
13°
19
15°
20
15°
21
18°
22
21°
23
16°
24
21°
25
20°
26
20°
27
18°
28
19°
29
20°
30
15°
31
14°
Forecast
Monday, May 18, 2026
Day
13°
Feels 13
Wind
10 km/h W
Gust
15 km/h
Humidity
60%
P.O.P
60%
Rain
1-3 mm
Night
10°
Feels 7
Wind
25 km/h SE
Gust
38 km/h
Humidity
94%
P.O.P
90%
Rain
2-4 mm
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.