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10 day weather forecast for Guanacaste

Sunday, 2nd August 2026, at 00:07
today
Sunny
34° 24°
tomorrow
Partly cloudy
35° 24°
Tuesday
Partly cloudy
34° 24°
Wednesday
Sunny
35° 23°
Thursday
Patchy rain possible
31° 23°
Friday
Patchy rain possible
33° 24°
Saturday
Patchy rain possible
34° 24°
 More Details See
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Guanacaste Weather Pages

Guanacaste weather forecast

The weather forecast for Guanacaste over the next 5 days indicates very wet conditions with temperatures ranging from 31 °C to 35 °C.

Rain is expected today and will continue at least through Thursday, accompanied by a gentle breeze.

Weather today
Guanacaste weather forecast

Guanacaste 14 days weather forecast

This weeks weather in Guanacaste. Click on a date for detailed forecasts
Sun. 2
34°
24°
Sunny
0.9 mm
Mon. 3
35°
24°
Partly cloudy
0.3 mm
Tue. 4
34°
24°
Partly cloudy
0.4 mm
Wed. 5
35°
23°
Sunny
1.4 mm
Thu. 6
31°
23°
Patchy rain possible
11.4 mm
Fri. 7
33°
24°
Patchy rain possible
0.2 mm
Sat. 8
34°
24°
Patchy rain possible
0.6 mm
Sun. 9
33°
23°
Partly cloudy
0 mm
Mon. 10
34°
24°
Partly cloudy
0.1 mm
Tue. 11
34°
23°
Partly cloudy
0 mm
Wed. 12
33°
25°
Partly cloudy
0 mm
Thu. 13
34°
26°
Partly cloudy
0 mm
Fri. 14
33°
25°
Partly cloudy
0 mm
Further Ahead
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Access Guanacaste weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Guanacaste long range weather forecast

30 day weather forecast for Guanacaste
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate or heavy rain shower
30°
2
Sunny
34°
3
Partly cloudy
35°
4
Partly cloudy
34°
5
Sunny
35°
6
Patchy rain possible
31°
7
Patchy rain possible
33°
8
Patchy rain possible
34°
9
Partly cloudy
33°
10
Partly cloudy
34°
11
Partly cloudy
34°
12
Partly cloudy
33°
13
Partly cloudy
34°
14
Partly cloudy
33°
15
Moderate or heavy rain shower
30°
16
Moderate or heavy rain shower
29°
17
Moderate or heavy rain shower
30°
18
Moderate or heavy rain shower
29°
19
Moderate or heavy rain shower
29°
20
Moderate rain at times
30°
21
Moderate or heavy rain shower
29°
22
Moderate or heavy rain shower
28°
23
Patchy rain possible
29°
24
Moderate or heavy rain shower
29°
25
Moderate or heavy rain shower
30°
26
Moderate or heavy rain shower
30°
27
Moderate or heavy rain shower
30°
28
Patchy rain possible
30°
29
Patchy rain possible
29°
30
Heavy rain at times
29°
31
Moderate or heavy rain shower
30°
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

The chart displays the expected rainfall values (in mm) over the next 14 days in Guanacaste, highlighting variations in precipitation levels for specific dates. ☔

Guanacaste Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in Guanacaste over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

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 23 °C on the coldest nights up to about 35 °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 11 of the next 14 days in Guanacaste, with roughly 15.4 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 25 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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Location coordinates 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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