San Jose (Costa Rica) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius; -
Maximum daytime temperature: 26° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 26 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 25 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius;
-
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 27 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius; -
Maximum daytime temperature: 27° Celsius; Minimum nighttime temperature: 19° Celsius;
Maximum daytime temperature: 27 degrees Celsius; Minimum nighttime temperature: 19 degrees Celsius;
Sunny intervals changing to light showers by late morning.
Sunrise:
Sunset:
Ex UV
No pollution data.
No pollen data.
7 day forecast for San Jose
Today (12 September 2026)
| Time |
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 |
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
50%
|
50%
|
80%
|
70%
|
80%
|
70%
|
50%
|
40%
|
20%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
19°
|
19°
|
19°
|
19°
|
19°
|
19°
|
20°
|
22°
|
23°
|
24°
|
25°
|
25°
|
25°
|
24°
|
24°
|
23°
|
22°
|
22°
|
21°
|
21°
|
20°
|
20°
|
20°
|
| Feels like temperature (°C) |
21°
|
21°
|
21°
|
21°
|
20°
|
21°
|
22°
|
24°
|
25°
|
25°
|
27°
|
27°
|
26°
|
26°
|
25°
|
24°
|
24°
|
23°
|
23°
|
22°
|
22°
|
22°
|
21°
|
| Wind direction and speed |
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
4
|
ENE
6
|
ENE
7
|
ENE
7
|
NE
7
|
NE
7
|
NE
6
|
NE
6
|
NE
5
|
NE
4
|
NE
4
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
| Wind gust (mph) |
8
|
8
|
8
|
8
|
8
|
8
|
10
|
14
|
19
|
19
|
19
|
19
|
18
|
16
|
15
|
13
|
10
|
9
|
7
|
6
|
6
|
6
|
6
|
| Visibility |
M
|
P
|
P
|
P
|
P
|
P
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
| Humidity |
99%
|
99%
|
99%
|
99%
|
99%
|
99%
|
97%
|
92%
|
84%
|
78%
|
76%
|
75%
|
77%
|
79%
|
80%
|
80%
|
85%
|
88%
|
90%
|
94%
|
95%
|
96%
|
97%
|
| UV | - | - | - | - | 1 | 1 | 3 | 6 | 9 | 13 | 12 | 11 | 7 | 4 | 2 | 1 | 1 | - | - | - | - | - | - |
Sunday (13 September 2026)
| 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%
|
10%
|
10%
|
10%
|
20%
|
30%
|
40%
|
20%
|
50%
|
50%
|
40%
|
40%
|
50%
|
30%
|
30%
|
30%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
40%
|
| Temperature (°C) |
20°
|
19°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
22°
|
23°
|
24°
|
25°
|
25°
|
25°
|
25°
|
24°
|
23°
|
23°
|
21°
|
21°
|
20°
|
20°
|
20°
|
20°
|
| Feels like temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
22°
|
23°
|
24°
|
25°
|
26°
|
26°
|
26°
|
26°
|
25°
|
24°
|
24°
|
23°
|
22°
|
22°
|
22°
|
22°
|
22°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
4
|
ENE
4
|
ENE
6
|
ENE
8
|
ENE
8
|
ENE
8
|
NE
7
|
NE
7
|
NE
7
|
NE
6
|
NE
5
|
NE
4
|
NE
4
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
4
|
| Wind gust (mph) |
6
|
7
|
7
|
8
|
8
|
8
|
9
|
11
|
15
|
19
|
21
|
21
|
20
|
18
|
17
|
17
|
13
|
10
|
9
|
8
|
9
|
9
|
9
|
9
|
| Visibility (description) |
M
|
M
|
P
|
VP
|
VP
|
VP
|
P
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
M
|
M
|
| Humidity |
98%
|
99%
|
99%
|
100%
|
100%
|
100%
|
99%
|
97%
|
93%
|
86%
|
81%
|
75%
|
74%
|
70%
|
75%
|
78%
|
79%
|
81%
|
87%
|
90%
|
93%
|
95%
|
97%
|
97%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 5 | 8 | 13 | 12 | 11 | 7 | 5 | 3 | 1 | 1 | - | - | - | - | - | - |
Monday (14 September 2026)
| 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 |
40%
|
40%
|
50%
|
40%
|
40%
|
30%
|
30%
|
40%
|
50%
|
60%
|
50%
|
30%
|
20%
|
30%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
10%
|
20%
|
| Temperature (°C) |
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
21°
|
21°
|
22°
|
24°
|
25°
|
24°
|
24°
|
25°
|
24°
|
24°
|
23°
|
21°
|
21°
|
21°
|
20°
|
20°
|
20°
|
| Feels like temperature (°C) |
22°
|
22°
|
21°
|
21°
|
21°
|
21°
|
21°
|
22°
|
23°
|
23°
|
24°
|
25°
|
25°
|
25°
|
26°
|
25°
|
25°
|
24°
|
23°
|
22°
|
22°
|
22°
|
22°
|
22°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
3
|
ENE
4
|
ENE
6
|
ENE
7
|
ENE
9
|
ENE
8
|
ENE
8
|
ENE
8
|
ENE
7
|
NE
7
|
ENE
5
|
ENE
5
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
3
|
| Wind gust (mph) |
10
|
10
|
9
|
10
|
10
|
10
|
10
|
13
|
18
|
22
|
22
|
22
|
20
|
20
|
19
|
16
|
13
|
11
|
9
|
9
|
8
|
9
|
9
|
8
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
M
|
M
|
| Humidity |
98%
|
98%
|
98%
|
98%
|
99%
|
99%
|
98%
|
97%
|
92%
|
89%
|
82%
|
77%
|
76%
|
75%
|
75%
|
76%
|
77%
|
79%
|
87%
|
89%
|
90%
|
93%
|
96%
|
97%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 5 | 9 | 12 | 9 | 11 | 8 | 6 | 2 | 1 | 1 | - | - | - | - | - | - |
Tuesday (15 September 2026)
| 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 |
10%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
20%
|
30%
|
30%
|
30%
|
30%
|
30%
|
30%
|
20%
|
20%
|
20%
|
30%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
10%
|
| Temperature (°C) |
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
20°
|
21°
|
21°
|
23°
|
23°
|
24°
|
25°
|
24°
|
24°
|
23°
|
23°
|
22°
|
22°
|
21°
|
20°
|
20°
|
20°
|
20°
|
| Feels like temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
22°
|
22°
|
22°
|
23°
|
24°
|
24°
|
25°
|
25°
|
25°
|
25°
|
24°
|
24°
|
24°
|
23°
|
23°
|
22°
|
22°
|
22°
|
21°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
4
|
ENE
4
|
ENE
6
|
ENE
8
|
ENE
8
|
ENE
8
|
ENE
7
|
ENE
6
|
NE
6
|
ENE
5
|
ENE
5
|
ENE
4
|
ENE
4
|
ENE
4
|
ENE
3
|
ENE
3
|
ENE
3
|
| Wind gust (mph) |
8
|
8
|
8
|
9
|
9
|
9
|
10
|
12
|
15
|
18
|
19
|
20
|
19
|
17
|
15
|
14
|
12
|
11
|
10
|
9
|
8
|
8
|
8
|
8
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
P
|
M
|
M
|
M
|
M
|
M
|
G
|
VG
|
VG
|
VG
|
G
|
VG
|
G
|
G
|
G
|
G
|
G
|
G
|
M
|
| Humidity |
97%
|
98%
|
99%
|
98%
|
99%
|
99%
|
98%
|
96%
|
93%
|
88%
|
84%
|
81%
|
76%
|
76%
|
75%
|
78%
|
79%
|
82%
|
87%
|
88%
|
93%
|
94%
|
96%
|
97%
|
| UV | - | - | - | - | - | 1 | 1 | 2 | 4 | 7 | 6 | 11 | 9 | 9 | 2 | 2 | 1 | 1 | - | - | - | - | - | - |
Wednesday (16 September 2026)
| 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%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
20%
|
30%
|
20%
|
20%
|
20%
|
10%
|
10%
|
20%
|
20%
|
20%
|
<5%
|
10%
|
| Temperature (°C) |
20°
|
20°
|
19°
|
19°
|
19°
|
19°
|
20°
|
20°
|
22°
|
23°
|
24°
|
25°
|
25°
|
25°
|
25°
|
24°
|
23°
|
23°
|
21°
|
20°
|
| Feels like temperature (°C) |
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
21°
|
22°
|
23°
|
24°
|
25°
|
25°
|
25°
|
25°
|
25°
|
24°
|
24°
|
24°
|
23°
|
22°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
3
|
ENE
4
|
ENE
5
|
ENE
7
|
ENE
8
|
ENE
9
|
ENE
9
|
ENE
8
|
ENE
9
|
NE
8
|
NE
6
|
NE
6
|
ENE
5
|
ENE
4
|
| Wind gust (mph) |
8
|
8
|
8
|
9
|
9
|
9
|
10
|
12
|
16
|
21
|
23
|
23
|
22
|
21
|
21
|
19
|
16
|
13
|
11
|
10
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
P
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
98%
|
98%
|
98%
|
99%
|
99%
|
99%
|
98%
|
95%
|
90%
|
85%
|
77%
|
75%
|
73%
|
73%
|
73%
|
75%
|
77%
|
83%
|
88%
|
96%
|
| UV | - | - | - | - | - | 1 | 1 | 3 | 4 | 10 | 11 | 12 | 11 | 9 | 5 | 3 | 1 | 1 | - | - |
Thursday (17 September 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
10%
|
50%
|
40%
|
30%
|
20%
|
20%
|
10%
|
| Temperature (°C) |
20°
|
20°
|
20°
|
23°
|
26°
|
25°
|
22°
|
21°
|
| Feels like temperature (°C) |
21°
|
21°
|
21°
|
24°
|
26°
|
26°
|
23°
|
22°
|
| Wind direction and speed (mph) |
ENE
4
|
ENE
3
|
ENE
3
|
ENE
8
|
ENE
10
|
NE
8
|
ENE
5
|
ENE
4
|
| Wind gust (mph) |
10
|
10
|
14
|
25
|
25
|
19
|
11
|
8
|
| Visibility (description) |
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
| Humidity |
98%
|
99%
|
98%
|
82%
|
69%
|
73%
|
86%
|
95%
|
| UV | - | - | 1 | 9 | 13 | 3 | - | - |
Friday (18 September 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
 |
|
|
|
| Chance of precipitation |
20%
|
30%
|
50%
|
70%
|
80%
|
70%
|
30%
|
10%
|
| Temperature (°C) |
20°
|
20°
|
19°
|
23°
|
26°
|
24°
|
21°
|
21°
|
| Feels like temperature (°C) |
22°
|
21°
|
21°
|
24°
|
27°
|
26°
|
24°
|
23°
|
| Wind direction and speed (mph) |
ENE
3
|
ENE
3
|
E
4
|
ENE
6
|
ENE
6
|
ENE
4
|
ENE
3
|
E
3
|
| Wind gust (mph) |
9
|
9
|
14
|
22
|
20
|
14
|
7
|
6
|
| Visibility (description) |
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
| Humidity |
98%
|
98%
|
98%
|
85%
|
74%
|
84%
|
96%
|
97%
|
| UV | - | - | 1 | 7 | 12 | 2 | - | - |
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Forecast
Forecast for 2am (UTC-6) Saturday
Updated 01:39 (UTC+1) on Sat 12 Sep 2026
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