Weather San Isidro, San José today

sunrise 5:18 am
sunset 5:45 pm

HOURLY

Weather forecast San Isidro, San José April 28, 2026

During the day morning fog, later morning cloudy, in the afternoon heavy rain showers, in the evening initially heavy rain showers, later partly cloudy. The highest temperature 22 °C. Total rainfall 8.4 mm. At night cloudy. The lowest temperature 16 °C.

Interactive map weather Costa Rica

GPS: 9.3674; -83.6971

altitude: 696 m
local time:

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Weather forecast San Isidro, San José, Costa Rica extended forecast

Time			Precip.	Wind	Pressure	Humidity	Dew	total	Fog	Low	Middle	High
Today, Tuesday 04/28/2026
12 AM 2 AM	light rain	18 °C 20 °C	0.1 mm	1.6 m/s 6 km/h north-northeast	1014 hPa	94 %	17 °C	90 %	58%	68%	28%	57%
1 AM 3 AM	fog	18 °C 20 °C	0.0 mm	2.0 m/s 7 km/h north-northeast	1013 hPa	94 %	16 °C	85 %	46%	65%	21%	50%
2 AM 4 AM	fog	17 °C 19 °C	0.0 mm	1.9 m/s 7 km/h north-northeast	1013 hPa	93 %	16 °C	92 %	56%	74%	24%	63%
3 AM 5 AM	fog	17 °C 18 °C	0.0 mm	1.8 m/s 6 km/h north-northeast	1013 hPa	91 %	15 °C	94 %	73%	83%	12%	63%
4 AM 6 AM	fog	17 °C 18 °C	0.0 mm	1.8 m/s 6 km/h north-northeast	1012 hPa	89 %	15 °C	83 %	60%	73%	11%	34%
5 AM 7 AM	fog	17 °C 18 °C	0.0 mm	2.0 m/s 7 km/h north-northeast	1013 hPa	87 %	14 °C	70 %	53%	63%	6%	16%
6 AM 8 AM	cloudy	18 °C 19 °C	0.3 mm	1.9 m/s 7 km/h north-northeast	1013 hPa	86 %	15 °C	63 %	51%	57%	1%	12%
12 PM 2 PM	heavy rain showers	26 °C 30 °C	7.9 mm	2.0 m/s 7 km/h southwest	1013 hPa	73 %	20 °C	59 %	0%	45%	31%	0%
6 PM 8 PM	partly cloudy	22 °C 26 °C	0.0 mm	0.0 m/s 0 km/h north-northeast	1011 hPa	95 %	20 °C	35 %	0%	28%	14%	0%
Tomorrow, Wednesday 04/29/2026
12 AM 2 AM	cloudy	20 °C 22 °C	0.0 mm	0.8 m/s 3 km/h north-northeast	1012 hPa	77 %	15 °C	78 %	0%	78%	5%	1%
6 AM 8 AM	overcast	17 °C 18 °C	0.1 mm	1.7 m/s 6 km/h north-northeast	1011 hPa	85 %	14 °C	95 %	0%	3%	1%	94%
12 PM 2 PM	rain showers	26 °C 30 °C	3.1 mm	1.5 m/s 5 km/h west-southwest	1012 hPa	71 %	20 °C	50 %	0%	16%	39%	0%
6 PM 8 PM	rain showers	22 °C 26 °C	1.7 mm	0.7 m/s 3 km/h south-southwest	1010 hPa	95 %	21 °C	78 %	0%	72%	23%	0%

San Isidro, San José, Costa Rica - information

State: Costa Rica

GPS coordinates: 9.3674; -83.6971

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

Population: 34 877
Altitude: 696 m
The administrative part:

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

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Weather San Isidro, San José, Costa Rica. Weather forecast San Isidro, San José.

San Isidro, San José - weather nearby - bigger cities

San Isidro, San José - weather nearby - the closest place

Pavones, San José, 1.5 km
Pedregoso, 1.8 km
Daniel Flores, 2.8 km
San Juan, San José, 4.2 km
Cerro Barú, 6.3 km
Magnolia, 7.7 km

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Data source

Weather forecast for San Isidro, San José 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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Long-term statistical averages

	average	min.	max.	precipit… days
January	21.8 °C
February	22.2 °C
March	22.8 °C
April	23.0 °C
May	22.2 °C
June	21.7 °C
July	22.0 °C
August	21.8 °C
September	21.3 °C
October	21.2 °C
November	21.6 °C
December	21.8 °C

Statistical averages in charts San Isidro, San José

Astronomical information San Isidro, San José

data are always in the local time

Sun and light

April 28, 2026

Sunrise:	Sunset:
5:18 am	5:45 pm
Noon:	Length of day:
11:32 am	12:26
Start of civil twilight*:	End of civil twilight*:
4:56 am	6:07 pm
Start of nautical twilight*:	End of nautical twilight*:
4:32 am	6:32 pm
Start of astronomical twilight*:	End of astronomical twilight*:
4:06 am	6:58 pm
* What is Twilight?

Moon and moon phases

Moonrise:	Moonset:
04/27/2026 2:44 pm	04/28/2026 3:04 am
Next new moon:	Next full moon:
05/16/2026	05/01/2026