Voyaggora
Top-rated tours in Guanacaste
Where to stay in Guanacaste
Hotels and vacation rentals around Guanacaste with live prices from the big booking sites. Pick your dates on the map to compare.
Hotel map by our partner Stay22. If you book through it we may earn a commission, at no extra cost to you.
Best time to visit Guanacaste
By temperature and rainfall alone, the most comfortable months in Guanacaste are January to March and December, with average daytime highs of 88 to 94°F (31 to 34°C) and 0 to 4 rainy days a month. This is a weather-data pick that has not yet been checked against crowds, closures or local seasons. April is the hottest month, averaging 96°F (36°C), and October the coolest at 85°F (29°C). October sees the most rain, around 30 days, while February is the driest with almost no rainy days.
Jump to a month: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
| Month | Avg high | Avg low | Rainy days | Verdict |
|---|---|---|---|---|
| January | 90°F (32°C) | 73°F (23°C) | 2 | Comfortable: 2 rainy days |
| February | 92°F (33°C) | 74°F (23°C) | 0 | Comfortable: 0 rainy days |
| March | 94°F (34°C) | 74°F (23°C) | 4 | Comfortable: 4 rainy days |
| April | 96°F (36°C) | 75°F (24°C) | 10 | Avoid: very hot, 96°F (36°C) |
| May | 91°F (33°C) | 75°F (24°C) | 23 | Shoulder: 91°F (33°C), 23 rainy days |
| June | 86°F (30°C) | 73°F (23°C) | 25 | Shoulder: 86°F (30°C), 25 rainy days |
| July | 88°F (31°C) | 74°F (23°C) | 21 | Shoulder: 88°F (31°C), 21 rainy days |
| August | 87°F (31°C) | 73°F (23°C) | 26 | Shoulder: 87°F (31°C), 26 rainy days |
| September | 86°F (30°C) | 73°F (23°C) | 28 | Shoulder: 86°F (30°C), 28 rainy days |
| October | 85°F (29°C) | 72°F (22°C) | 30 | Avoid: among the wettest, 30 rainy days |
| November | 85°F (29°C) | 72°F (22°C) | 20 | Shoulder: 85°F (29°C), 20 rainy days |
| December | 88°F (31°C) | 72°F (22°C) | 4 | Comfortable: 4 rainy days |
Average daily high and low, and days with rain (a day with at least 1 mm), from Open-Meteo ERA5 records for 2019-2024. Highlighted rows are the pick above. Verdicts use only these numbers.
Plan the rest of your trip to Guanacaste
More destinations in Latin America & Caribbean
Closest guides to Guanacaste
Planning guides
Right now in Guanacaste
Is it safe to travel to Costa Rica right now?
Official US, UK and Canada travel advice for Costa Rica, side by side, with each source and the time it was checked. See today's advisory for Costa Rica
Guanacaste: common questions
- When is the best time to visit Guanacaste?
- By temperature and rainfall alone, the most comfortable months in Guanacaste are January to March and December, when average highs run 88 to 94°F (31 to 34°C) with 0 to 4 rainy days a month. This is a weather-data pick, not yet checked against crowds, closures or local seasons. April is the hottest month at 96°F (36°C) on average, and October the coolest at 85°F (29°C).
- What is the rainiest month in Guanacaste?
- October, with roughly 30 days of rain. The driest is February, with almost no rainy days. A rainy day is a day with at least 1 mm of rain; figures are averages from 2019-2024 records.
- How warm does it get in Guanacaste?
- April is the warmest month, averaging 96°F (36°C) by day and 75°F (24°C) at night. October is the coolest, at 85°F (29°C) by day and 72°F (22°C) at night.
- What is the rainy season in Guanacaste?
- The wettest months in Guanacaste are May to June and August to October, with 23 to 30 rainy days a month. February is the driest.
- Is it safe to travel to Costa Rica right now?
- Voyaggora shows the official US, UK and Canada travel advisories for Costa Rica on one page, with the source and the time each was last checked. Open the live advisory for Costa Rica before you book.
- What other places are near Guanacaste?
- The closest Voyaggora guides to Guanacaste are Monteverde (50 miles), La Fortuna, Costa Rica (60 miles), San José, Costa Rica (100 miles).
Some links on this page are sponsored: if you book through them we may earn a commission at no extra cost to you. Ratings and review counts come from GetYourGuide and were last checked on October 12, 2026. Prices, availability and rules are set by the providers and change often. See our affiliate disclosure.