San José (Alajuela) weather by month & the best time to visit
🇨🇷 Costa Rica · city break · tropical — wet & dry seasons climate
The best time to visit San José (Alajuela) is February — its sunniest month (Sunshine Score 89/100), with March and January close behind. San José (Alajuela) averages about 2,387 hours of sunshine a year. Daytime highs around 27°C / 81°F and roughly 22 mm of rain in February.
Jump to: month-by-month table · nearby alternatives · embed this data
- Sun hours / year
- 2,387
- Sunniest month
- February
- Peak score
- 89/100
- Rain / year
- 1,792 mm
- Midday UV at peak
- 13 (extreme)
- Population
- 1.3M
- Elevation
- 909 m
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When is the best time to visit San José (Alajuela)?
For sunshine, the best time to visit San José (Alajuela) is February, then March and January. The dullest month is May (65/100, 220 mm of rain). The full month-by-month picture is in the table below.
How sunny is San José (Alajuela)?
San José (Alajuela) gets a moderate 2,387 hours of sunshine a year. February (89/100) is noticeably better than May (65). It ranks #3 of 8 destinations in Costa Rica for annual sunshine, above the national median of 2,278 hours. Rain has a clear season: the wettest stretch, around September, carries about 42% of the annual 1,792 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 86 | 25° / 77°F | 17° / 63°F | 38 mm | 11 |
| February | 89 | 27° / 81°F | 17° / 63°F | 22 mm | 13 |
| March | 88 | 29° / 84°F | 18° / 64°F | 29 mm | 13 |
| April | 79 | 29° / 84°F | 19° / 66°F | 77 mm | 12 |
| May | 65 | 26° / 79°F | 19° / 66°F | 220 mm | 10 |
| June | 65 | 25° / 77°F | 19° / 66°F | 209 mm | 10 |
| July | 65 | 25° / 77°F | 19° / 66°F | 184 mm | 9 |
| August | 65 | 25° / 77°F | 19° / 66°F | 198 mm | 10 |
| September | 65 | 24° / 75°F | 18° / 64°F | 256 mm | 10 |
| October | 65 | 24° / 75°F | 18° / 64°F | 301 mm | 9 |
| November | 65 | 24° / 75°F | 18° / 64°F | 188 mm | 9 |
| December | 80 | 25° / 77°F | 17° / 63°F | 70 mm | 10 |
See San José (Alajuela) on the interactive sunshine globe →
Nearby places for sunshine
- Liberia Costa Rica · 161 km · best in Jan · 2,491 h sun/yr
- Managua Nicaragua · 321 km · best in Jan · 2,818 h sun/yr
- San Andrés Colombia · 396 km · best in Feb · 2,607 h sun/yr
- Panama City Panama · 539 km · best in Feb · 1,770 h sun/yr
- Tegucigalpa Honduras · 558 km · best in Jan · 2,423 h sun/yr
- San Salvador (San Luis Talpa) El Salvador · 652 km · best in Nov · 3,137 h sun/yr
Nearest destinations
- Quepos Costa Rica · 62 km · 2,387 h sun/yr · best in Feb
- La Fortuna Costa Rica · 67 km · 1,730 h sun/yr · best in Feb
- Limón Costa Rica · 130 km · 1,758 h sun/yr · best in Feb
- Nicoya Costa Rica · 158 km · 2,604 h sun/yr · best in Jan
- Golfito Costa Rica · 187 km · 2,169 h sun/yr · best in Feb
Head-to-head
How San José (Alajuela) compares month by month: San José (Alajuela) vs Managua · San José (Alajuela) vs San Andrés · San José (Alajuela) vs Liberia · all comparisons
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