Weather Cerro Barú week

Weather forecast for Cerro Barú for this and next week.

Friday, May 1

23 / 17°C

16.5 mm

3 km/h

18 °C	20 °C	12 am
17 °C	19 °C	6 am
23 °C	26 °C	12 pm
20 °C	23 °C	6 pm

sunrise 5:18 am
sunset 5:46 pm

HOURLY

During the day cloudy, later morning rain, in the afternoon heavy rain, in the evening initially heavy rain, later overcast. The highest temperature 23 °C. Total rainfall 16.5 mm. At night the lowest temperature 17 °C.

Interactive map weather Costa Rica

GPS: 9.3333; -83.7833

altitude: 670 m
local time:

PLACES IN THE AREA

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Weather forecast Cerro Barú, Costa Rica extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Friday 05/01/2026
12 AM 2 AM	cloudy	18 °C 20 °C	0.2 mm	1.8 m/s 6 km/h north-northeast	1011 hPa	92 %	16 °C	68 %	26%	48%	25%	21%
6 AM 8 AM	rain	17 °C 19 °C	3.7 mm	1.3 m/s 5 km/h north-northeast	1011 hPa	93 %	16 °C	100 %	0%	61%	15%	99%
12 PM 2 PM	heavy rain	23 °C 27 °C	12.6 mm	0.7 m/s 3 km/h south-southwest	1011 hPa	84 %	20 °C	100 %	0%	25%	28%	100%
6 PM 8 PM	overcast	20 °C 23 °C	0.0 mm	0.3 m/s 1 km/h south-southwest	1010 hPa	98 %	19 °C	100 %	0%	75%	6%	100%
Saturday 05/02/2026
12 AM 2 AM	overcast	19 °C 21 °C	0.0 mm	0.4 m/s 1 km/h northeast	1012 hPa	89 %	17 °C	100 %	0%	57%	29%	100%
6 AM 8 AM	rain	17 °C 18 °C	4.6 mm	1.8 m/s 6 km/h north-northeast	1012 hPa	91 %	15 °C	97 %	0%	47%	21%	94%
12 PM 2 PM	heavy rain	24 °C 28 °C	9.9 mm	0.7 m/s 3 km/h southeast	1013 hPa	78 %	19 °C	100 %	0%	29%	18%	100%
6 PM 8 PM	overcast	19 °C 22 °C	0.0 mm	0.1 m/s 0 km/h south-southwest	1013 hPa	99 %	19 °C	100 %	0%	96%	11%	100%

Cerro Barú, Costa Rica - information

State: Costa Rica

GPS coordinates: 9.3333; -83.7833

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

Altitude: 670 m
The administrative part:

Provincia de San José, San José
Cantón de Pérez Zeledón, Mercedes, San José

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Weather Cerro Barú, Costa Rica. Weather forecast Cerro Barú.

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Data source

Weather forecast for Cerro Barú 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 Cerro Barú

data are always in the local time

Sun and light

May 1, 2026

Sunrise:	Sunset:
5:18 am	5:46 pm
Noon:	Length of day:
11:32 am	12:27
Start of civil twilight*:	End of civil twilight*:
4:56 am	6:08 pm
Start of nautical twilight*:	End of nautical twilight*:
4:31 am	6:33 pm
Start of astronomical twilight*:	End of astronomical twilight*:
4:05 am	6:58 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
04/30/2026 5:04 pm	05/01/2026 5:01 am
Next new moon:	Next full moon:
05/16/2026	05/31/2026