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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
15°
24
16°
25
20°
26
18°
27
19°
28
15°
29
14°
30
16°
31
17°
Forecast
Monday, May 18, 2026
Day
13°
Feels 13
Wind
12 km/h SW
Gust
17 km/h
Humidity
57%
P.O.P
80%
Rain
~1 mm
Night
10°
Feels 7
Wind
26 km/h SE
Gust
39 km/h
Humidity
94%
P.O.P
90%
Rain
~5 mm
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.