Weather Río Grande, Guanacaste today
Weather forecast Río Grande, Guanacaste Jan. 10, 2026
During the day morning partly cloudy, in the afternoon clear. The highest temperature 27 °C. At night clear. The lowest temperature 22 °C.
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Weather forecast Río Grande, Guanacaste, Costa Rica extended forecast
| Time | State Temp. Feels like | Precip. | Wind | Pressure | Humidity | Dew | total |
Fog | Low |
Middle |
High |
||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Today, Saturday 01/10/2026 |
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| 12 AM
1 AM
| partly cloudy | 25 °C 28 °C |
0.0 mm | 4.2 m/s15 km/h northeast |
1011 hPa | 75 % | 19 °C | 32 % | 0% | 30% | 0% | 3% | |
| 6 AM
7 AM
| partly cloudy | 24 °C 27 °C |
0.0 mm | 3.5 m/s13 km/h northeast |
1010 hPa | 77 % | 19 °C | 18 % | 0% | 16% | 0% | 1% | |
| 12 PM
1 PM
| clear | 32 °C 34 °C |
0.0 mm | 4.5 m/s16 km/h east-northeast |
1010 hPa | 45 % | 18 °C | 2 % | 0% | 0% | 1% | 0% | |
| 6 PM
7 PM
| clear | 27 °C 30 °C |
0.0 mm | 4.7 m/s17 km/h northeast |
1008 hPa | 64 % | 19 °C | 2 % | 0% | 0% | 2% | 0% | |
Tomorrow, Sunday 01/11/2026 |
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| 12 AM
1 AM
| clear | 24 °C 27 °C |
0.0 mm | 3.4 m/s12 km/h north-northeast |
1011 hPa | 80 % | 20 °C | 11 % | 0% | 9% | 3% | 0% | |
| 6 AM
7 AM
| partly cloudy | 22 °C 25 °C |
0.0 mm | 1.7 m/s6 km/h northeast |
1012 hPa | 84 % | 19 °C | 22 % | 0% | 6% | 0% | 17% | |
| 12 PM
1 PM
| clear | 31 °C 33 °C |
0.0 mm | 4.4 m/s16 km/h northeast |
1011 hPa | 44 % | 17 °C | 4 % | 0% | 2% | 0% | 2% | |
Río Grande, Guanacaste, Costa Rica - information
State: Costa RicaGPS coordinates: 10.1343; -85.4238
Time zone: America / Costa Rica
time difference in hours with time in US is -7 hours
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Data source
Weather forecast for Río Grande, 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.⇵ Weather with Meteobox for your website
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Astronomical information Río Grande, Guanacaste
data are always in the local timeSun and light
Jan. 10, 2026
| Sunrise: | Sunset: |
| 6:01 am | 5:36 pm |
| Noon: | Length of day: |
| 11:49 am | 11:35 |
| Start of civil twilight*: | End of civil twilight*: |
| 5:38 am | 5:59 pm |
| Start of nautical twilight*: | End of nautical twilight*: |
| 5:13 am | 6:25 pm |
| Start of astronomical twilight*: | End of astronomical twilight*: |
| 4:47 am | 6:51 pm |
| * What is Twilight? | |
Moon and moon phases
| Moonrise: | Moonset: |
| 01/09/2026 11:20 pm | 01/10/2026 11:25 am |
| Next new moon: | Next full moon: |
| 01/18/2026 | 02/01/2026 |
