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
Costa Rica, ARA
Content continues below
May
Average Temperature
High
29°
Feels 31
Low
21°
Feels 21
Average Precipitation
24 Days
Rain amount
350.7mm
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
27°
18
31°
19
29°
20
29°
21
27°
22
28°
23
27°
24
26°
25
27°
26
26°
27
26°
28
27°
29
28°
30
26°
31
28°
Forecast
Sunday, May 17, 2026
Day
27°
Feels 30
Wind
14 km/h NE
Gust
20 km/h
Humidity
84%
P.O.P
100%
Rain
15-20 mm
Night
23°
Feels 23
Wind
9 km/h NW
Gust
13 km/h
Humidity
96%
P.O.P
30%
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.