Weather Fortuna, Guanacaste weekend

Weather forecast for Fortuna, Guanacaste for this and next weekend.

Saturday overcast morning, turning to rain by midday. Sunday overcast morning, turning to heavy rain by midday, becoming rain in the evening.

Friday, Jun 19

75 / 73°F

0.01 in

7 mph

72 °F	79 °F	5 am
72 °F	79 °F	6 am
75 °F	84 °F	12 pm
75 °F	82 °F	6 pm

sunrise 5:19 am
sunset 6:04 pm

HOURLY

Fog in the morning, turning to heavy rain showers by midday, then changing to light rain in the afternoon, becoming overcast in the evening. High of 75 °F. Total rainfall 0.32 in. Overnight low of 73 °F. Total rainfall 0.02 in.

Interactive map weather Costa Rica

GPS: 10.6743; -85.1996

altitude: 1433 ft
local time:

PLACES IN THE AREA

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Weather forecast Fortuna, Guanacaste, Costa Rica extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Friday 06/19/2026
12 AM 7 AM	overcast	72 °F 79 °F	0.0 in	6 fps 4 mph north-northeast	29.9 in	97 %	70 °F	98 %	2%	3%	23%	97%
1 AM 8 AM	overcast	72 °F 79 °F	0.0 in	9 fps 6 mph north-northeast	29.9 in	98 %	70 °F	88 %	17%	65%	21%	60%
2 AM 9 AM	fog	72 °F 79 °F	0.0 in	10 fps 6 mph north-northeast	29.9 in	98 %	70 °F	91 %	42%	81%	46%	42%
3 AM 10 AM	fog	72 °F 79 °F	0.0 in	10 fps 7 mph north-northeast	29.9 in	98 %	70 °F	93 %	51%	87%	15%	46%
4 AM 11 AM	fog	72 °F 79 °F	0.0 in	10 fps 7 mph north-northeast	29.9 in	97 %	70 °F	85 %	38%	79%	21%	3%
5 AM 12 PM	fog	72 °F 79 °F	0.0 in	9 fps 6 mph north-northeast	29.9 in	97 %	70 °F	85 %	44%	82%	18%	0%
6 AM 1 PM	heavy rain showers	72 °F 79 °F	0.29 in	10 fps 7 mph north-northeast	29.9 in	97 %	70 °F	81 %	50%	81%	3%	0%
12 PM 7 PM	light rain	75 °F 84 °F	0.02 in	10 fps 7 mph north-northeast	29.9 in	94 %	73 °F	96 %	0%	57%	23%	89%
6 PM 1 AM	overcast	75 °F 84 °F	0.00 in	6 fps 4 mph north-northeast	29.9 in	94 %	72 °F	99 %	0%	32%	35%	98%
Saturday 06/20/2026
12 AM 7 AM	overcast	73 °F 81 °F	0.02 in	12 fps 9 mph north-northeast	29.9 in	95 %	72 °F	100 %	0%	89%	6%	97%
6 AM 1 PM	rain	73 °F 81 °F	0.06 in	13 fps 9 mph north-northeast	29.9 in	95 %	70 °F	95 %	0%	94%	13%	3%
12 PM 7 PM	rain	79 °F 86 °F	0.15 in	13 fps 9 mph northeast	29.9 in	83 %	72 °F	97 %	0%	59%	69%	78%
6 PM 1 AM	overcast	73 °F 81 °F	0.0 in	6 fps 4 mph north-northeast	29.9 in	95 %	72 °F	99 %	0%	20%	0%	99%

Fortuna, Guanacaste, Costa Rica - information

State: Costa Rica

GPS coordinates: 10.6743; -85.1996

Time zone: America / Costa Rica time difference in hours with time in US is -8 hours

Population: 1 774
Altitude: 1433 ft
The administrative part:

Provincia de Guanacaste, Liberia
Cantón de Bagaces, Bagaces

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Weather Fortuna, Guanacaste, Costa Rica. Weather forecast Fortuna, Guanacaste.

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Data source

Weather forecast for Fortuna, Guanacaste is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Fortuna, Guanacaste

data are always in the local time

Sun and light

June 19, 2026

Sunrise:	Sunset:
5:19 am	6:04 pm
Noon:	Length of day:
11:42 am	12:45
Start of civil twilight*:	End of civil twilight*:
4:55 am	6:28 pm
Start of nautical twilight*:	End of nautical twilight*:
4:29 am	6:55 pm
Start of astronomical twilight*:	End of astronomical twilight*:
4:01 am	7:22 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
06/19/2026 9:52 am	06/19/2026 10:30 pm
Next new moon:	Next full moon:
07/14/2026	06/30/2026