Guanacaste
10 day weather forecast for Guanacaste
Saturday, 31st October 2026, at 22:19
Today
31° 23°
Tomorrow
31° 23°
Monday
31° 23°
Tuesday
28° 23°
Wednesday
28° 22°
Thursday
27° 22°
Friday
28° 23°
Seemore
Guanacaste Weather Pages
Guanacaste weather forecast
The weather forecast for Guanacaste over the next 5 days indicates very wet conditions with temperatures ranging from 28 °C to 31 °C.
Rain is expected today and will continue at least through Wednesday.
Wind speeds are expected to be breezy, averaging around 18 km/h.
Guanacaste 14 days weather forecast
This weeks weather in Guanacaste. Click on a date for detailed forecasts
Sat. 31
31°
23°
0.7 mm
Sun. 1
31°
23°
0.3 mm
Mon. 2
31°
23°
5.9 mm
Tue. 3
28°
23°
27.9 mm
Wed. 4
28°
22°
11.5 mm
Thu. 5
27°
22°
14.4 mm
Fri. 6
28°
23°
3.7 mm
Sat. 7
27°
23°
17.1 mm
Sun. 8
29°
23°
2.4 mm
Mon. 9
29°
23°
3.6 mm
Tue. 10
30°
23°
8.3 mm
Wed. 11
29°
23°
4.8 mm
Thu. 12
31°
23°
0.6 mm
Fri. 13
30°
23°
0.5 mm
Further Ahead
You can click on date
Access Guanacaste weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Guanacaste long range weather forecast
30 day weather forecast for Guanacaste
Important Notice
Our Guanacaste long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.
Rain Forecast for the Next 14 Days in Guanacaste
A total of 101.7 mm is expected over 10 rainy days. The wettest day is Tuesday 3, with 27.9 mm. Click a day for details.
Guanacaste Wind Speed Forecast Chart
The windiest day is tomorrow, with winds up to 20.2 km/h from the E. The calmest day is Friday 13. The average daily maximum is 8.7 km/h.
Sat. 31
18 km/h
E · Gentle breeze
Sun. 1
20.2 km/h
E · Moderate breeze
Mon. 2
15.1 km/h
E · Gentle breeze
Tue. 3
10.8 km/h
SE · Light breeze
Wed. 4
10.1 km/h
SE · Light breeze
Thu. 5
6.8 km/h
SE · Light breeze
Fri. 6
5 km/h
Calm
Sat. 7
4 km/h
Calm
Sun. 8
4 km/h
Calm
Mon. 9
5 km/h
Calm
Tue. 10
7.6 km/h
E · Light breeze
Wed. 11
5.8 km/h
Calm
Thu. 12
6.1 km/h
E · Light breeze
Fri. 13
3.2 km/h
Calm
CalmLight breezeGentle breezeModerate breezeFresh breeze
Frequently asked questions about the weather in Guanacaste
How warm is it in Guanacaste over the next 14 days?
Over the next two weeks, temperatures in Guanacaste are expected to range from around 22 °C on the coldest nights up to about 31 °C on the warmest days. Use this range to plan what to pack and wear.
Will it rain in Guanacaste in the next two weeks?
Yes - rain is expected on about 10 of the next 14 days in Guanacaste, with roughly 101.7 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.
How windy is it in Guanacaste?
Maximum wind speeds in Guanacaste are forecast to reach about 20.2 km/h at their peak over the next 14 days.
When is the best time to visit Guanacaste?
For a month-by-month look at temperatures and rainfall, see our best time to visit Guanacaste guide.
How accurate is the 14-day forecast for Guanacaste?
Our Guanacaste forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.
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Where is Guanacaste?Get accurate weather forecasts for Guanacaste, located at latitude 10.767 and longitude -85.647. Stay updated with localized weather information tailored for Guanacaste.
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