The Weather Network
Weather
Maps
News
Video
|
Welcome
Monthly
⋮
Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
San Marino, 55
Content continues below
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
18°
19
19°
20
21°
21
22°
22
23°
23
24°
24
25°
25
27°
26
29°
27
27°
28
29°
29
29°
30
29°
31
30°
Forecast
Monday, May 18, 2026
Day
18°
Feels 17
Wind
13 km/h SW
Gust
20 km/h
Humidity
48%
P.O.P
30%
Night
8°
Feels 8
Wind
4 km/h NW
Gust
6 km/h
Humidity
89%
P.O.P
20%
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
May
Average Temperature
High
22°
Feels 22
Low
8°
Feels 8
Average Precipitation
10 Days
Rain amount
54.9mm
Snow amount
0cm