San Jose (Costa Rica) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 16° Celsius; -
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 17° Celsius; -
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 16° Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 17° Celsius;
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 17° Celsius; -
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 18° Celsius;
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 18° Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 17° Celsius;
Sunny intervals changing to heavy showers by late morning.
Sunrise:
Sunset:
Ex UV
No pollution data.
No pollen data.
7 day forecast for San Jose
Today (18 September 2025)
| Time |
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
 |
|
|
|
|
 |
 |
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
30%
|
40%
|
50%
|
90%
|
90%
|
90%
|
60%
|
20%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
| Temperature |
18°
|
18°
|
17°
|
18°
|
20°
|
21°
|
23°
|
23°
|
24°
|
24°
|
23°
|
23°
|
22°
|
22°
|
22°
|
20°
|
20°
|
20°
|
19°
|
19°
|
18°
|
| Feels like temperature (°C) |
19°
|
19°
|
19°
|
19°
|
22°
|
24°
|
25°
|
25°
|
26°
|
27°
|
26°
|
25°
|
24°
|
24°
|
24°
|
22°
|
22°
|
21°
|
20°
|
20°
|
19°
|
| Wind direction and speed |
SE
2
|
SE
2
|
SE
2
|
SE
1
|
SSE
1
|
SSW
1
|
SW
2
|
SW
2
|
SW
2
|
W
2
|
W
3
|
WSW
3
|
WSW
2
|
SW
2
|
SSW
2
|
E
2
|
E
2
|
E
2
|
ENE
2
|
ENE
2
|
ENE
2
|
| Wind gust (mph) |
6
|
5
|
6
|
6
|
5
|
6
|
8
|
9
|
9
|
9
|
9
|
9
|
7
|
6
|
5
|
6
|
5
|
5
|
5
|
5
|
5
|
| Visibility |
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
98%
|
98%
|
98%
|
97%
|
95%
|
89%
|
81%
|
74%
|
72%
|
75%
|
81%
|
85%
|
86%
|
87%
|
88%
|
93%
|
94%
|
95%
|
96%
|
96%
|
97%
|
| UV | - | - | 1 | 1 | 3 | 6 | 7 | 12 | 13 | 5 | 6 | 3 | 2 | 1 | 1 | - | - | - | - | - | - |
Friday (19 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
 |
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
20%
|
20%
|
40%
|
70%
|
90%
|
90%
|
80%
|
70%
|
50%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
18°
|
20°
|
22°
|
24°
|
25°
|
26°
|
26°
|
25°
|
24°
|
23°
|
22°
|
22°
|
21°
|
20°
|
20°
|
20°
|
19°
|
19°
|
| Feels like temperature (°C) |
19°
|
19°
|
18°
|
18°
|
18°
|
18°
|
19°
|
22°
|
24°
|
26°
|
27°
|
28°
|
28°
|
27°
|
27°
|
25°
|
25°
|
24°
|
23°
|
22°
|
22°
|
21°
|
21°
|
20°
|
| Wind direction and speed (mph) |
E
2
|
ESE
2
|
ESE
3
|
ESE
3
|
ESE
3
|
ESE
3
|
ESE
2
|
E
2
|
ENE
2
|
N
1
|
NW
1
|
NW
2
|
NW
3
|
NW
3
|
NW
2
|
NW
2
|
NNW
1
|
N
2
|
NNE
2
|
NE
3
|
NE
3
|
NE
3
|
ENE
3
|
ENE
3
|
| Wind gust (mph) |
5
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
5
|
6
|
10
|
10
|
7
|
7
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
6
|
| Visibility (description) |
G
|
G
|
M
|
M
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
| Humidity |
97%
|
98%
|
98%
|
99%
|
98%
|
98%
|
97%
|
95%
|
85%
|
75%
|
66%
|
65%
|
68%
|
75%
|
83%
|
88%
|
91%
|
94%
|
96%
|
96%
|
97%
|
97%
|
98%
|
98%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 7 | 11 | 12 | 11 | 11 | 8 | 1 | 2 | 1 | 1 | - | - | - | - | - | - |
Saturday (20 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
20%
|
40%
|
50%
|
50%
|
50%
|
50%
|
40%
|
40%
|
40%
|
30%
|
20%
|
10%
|
<5%
|
<5%
|
| Temperature (°C) |
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
17°
|
19°
|
22°
|
24°
|
25°
|
26°
|
27°
|
26°
|
26°
|
25°
|
24°
|
23°
|
22°
|
21°
|
20°
|
20°
|
19°
|
19°
|
| Feels like temperature (°C) |
19°
|
19°
|
19°
|
19°
|
18°
|
18°
|
18°
|
21°
|
24°
|
26°
|
27°
|
28°
|
28°
|
28°
|
28°
|
27°
|
27°
|
26°
|
24°
|
23°
|
23°
|
22°
|
21°
|
21°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
3
|
E
3
|
E
3
|
E
3
|
E
3
|
E
3
|
E
2
|
ENE
1
|
NE
1
|
N
1
|
NW
2
|
NW
2
|
NNW
3
|
NNW
3
|
NNW
3
|
NNW
2
|
NNW
1
|
N
1
|
NNE
2
|
NNE
2
|
NE
2
|
NE
3
|
ENE
3
|
| Wind gust (mph) |
6
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
6
|
5
|
6
|
7
|
9
|
11
|
11
|
10
|
8
|
6
|
6
|
5
|
6
|
6
|
6
|
6
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
99%
|
99%
|
99%
|
99%
|
99%
|
99%
|
99%
|
96%
|
89%
|
73%
|
63%
|
58%
|
58%
|
60%
|
66%
|
70%
|
76%
|
85%
|
92%
|
94%
|
95%
|
96%
|
97%
|
97%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 7 | 11 | 13 | 14 | 12 | 5 | 4 | 2 | 1 | 1 | - | - | - | - | - | - |
Sunday (21 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
20%
|
30%
|
60%
|
70%
|
80%
|
70%
|
60%
|
60%
|
40%
|
20%
|
20%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
18°
|
18°
|
17°
|
17°
|
17°
|
17°
|
17°
|
20°
|
22°
|
24°
|
25°
|
26°
|
27°
|
26°
|
25°
|
24°
|
23°
|
22°
|
21°
|
21°
|
20°
|
20°
|
19°
|
19°
|
| Feels like temperature (°C) |
20°
|
19°
|
19°
|
18°
|
18°
|
18°
|
18°
|
21°
|
24°
|
26°
|
27°
|
28°
|
28°
|
28°
|
27°
|
27°
|
26°
|
24°
|
23°
|
23°
|
22°
|
22°
|
21°
|
21°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
2
|
ENE
3
|
E
3
|
E
3
|
E
3
|
E
3
|
E
2
|
ENE
2
|
NE
1
|
N
2
|
NNW
2
|
NW
3
|
NW
3
|
NNW
3
|
NNW
2
|
NNE
2
|
NNE
2
|
NE
2
|
NE
2
|
NE
3
|
NE
2
|
NE
2
|
ENE
2
|
| Wind gust (mph) |
6
|
6
|
6
|
6
|
6
|
7
|
7
|
7
|
7
|
6
|
6
|
7
|
11
|
11
|
10
|
7
|
6
|
6
|
6
|
6
|
6
|
5
|
5
|
5
|
| Visibility (description) |
G
|
G
|
M
|
M
|
M
|
M
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
98%
|
99%
|
99%
|
99%
|
99%
|
98%
|
98%
|
93%
|
82%
|
68%
|
62%
|
57%
|
57%
|
58%
|
70%
|
82%
|
90%
|
92%
|
94%
|
95%
|
96%
|
96%
|
97%
|
98%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 7 | 11 | 13 | 11 | 10 | 3 | 4 | 1 | 1 | 1 | - | - | - | - | - | - |
Monday (22 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
40%
|
60%
|
70%
|
80%
|
70%
|
70%
|
60%
|
30%
|
10%
|
<5%
|
| Temperature (°C) |
19°
|
18°
|
18°
|
18°
|
18°
|
17°
|
18°
|
20°
|
22°
|
24°
|
25°
|
26°
|
26°
|
25°
|
24°
|
23°
|
23°
|
22°
|
21°
|
20°
|
| Feels like temperature (°C) |
21°
|
20°
|
19°
|
19°
|
19°
|
18°
|
19°
|
22°
|
24°
|
26°
|
27°
|
28°
|
28°
|
27°
|
26°
|
26°
|
25°
|
25°
|
23°
|
22°
|
| Wind direction and speed (mph) |
ENE
2
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
E
3
|
E
3
|
E
2
|
ENE
2
|
NE
2
|
NNE
2
|
N
1
|
NNW
2
|
N
2
|
N
2
|
N
2
|
N
2
|
N
2
|
NNE
2
|
NE
3
|
| Wind gust (mph) |
6
|
6
|
7
|
7
|
7
|
8
|
8
|
8
|
9
|
8
|
7
|
6
|
7
|
7
|
8
|
7
|
6
|
6
|
7
|
7
|
| Visibility (description) |
G
|
G
|
M
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
98%
|
98%
|
99%
|
98%
|
98%
|
98%
|
98%
|
95%
|
86%
|
72%
|
63%
|
61%
|
61%
|
68%
|
79%
|
82%
|
85%
|
90%
|
93%
|
96%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 7 | 11 | 12 | 13 | 11 | 4 | 4 | 2 | 1 | 1 | - | - |
Tuesday (23 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
40%
|
60%
|
30%
|
10%
|
<5%
|
| Temperature (°C) |
19°
|
18°
|
18°
|
24°
|
26°
|
24°
|
21°
|
20°
|
| Feels like temperature (°C) |
21°
|
19°
|
19°
|
25°
|
28°
|
26°
|
23°
|
21°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
3
|
E
3
|
NE
3
|
N
2
|
NNE
3
|
NNE
3
|
NE
3
|
| Wind gust (mph) |
7
|
8
|
11
|
12
|
8
|
11
|
9
|
9
|
| Visibility (description) |
G
|
M
|
G
|
VG
|
VG
|
G
|
VG
|
G
|
| Humidity |
98%
|
98%
|
97%
|
75%
|
64%
|
78%
|
88%
|
97%
|
| UV | - | - | 1 | 11 | 11 | 2 | - | - |
Wednesday (24 September 2025)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
10%
|
30%
|
30%
|
20%
|
<5%
|
<5%
|
| Temperature (°C) |
19°
|
18°
|
18°
|
24°
|
26°
|
26°
|
22°
|
20°
|
| Feels like temperature (°C) |
20°
|
20°
|
19°
|
25°
|
28°
|
27°
|
24°
|
21°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
3
|
ENE
3
|
NE
4
|
NNE
4
|
NNE
3
|
NE
3
|
NE
3
|
| Wind gust (mph) |
8
|
9
|
13
|
14
|
14
|
13
|
9
|
9
|
| Visibility (description) |
M
|
M
|
M
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
98%
|
99%
|
99%
|
75%
|
60%
|
64%
|
83%
|
92%
|
| UV | - | - | 1 | 10 | 8 | 3 | - | - |
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Forecast for 03:00 (UTC-6), Thu
Updated 07:28 (UTC+1) on Thu 18 Sep 2025
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