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San Isidro weather

San Jose · 34,877 inhabitants · Friday, November 6 · updated 12:22

Air: Good High storm risk · Today, Tomorrow, Sun
Rain showers
25°
Rain showers
Feels like 33°C
Wind
8 km/h
Gusts
10 km/h
Humidity
81 %
Pressure
1012 hPa
Clouds
27 %
Storm
Low
Rise 05:25 Set 17:11 Day 11 h 45 min UV 7 · High

San Isidro 14-day forecast

Trend
Afternoon
Rain showers
Rain showers
25°
Feels like 34°
Wind ↑ W 8 km/h
Humidity 83 %
💧 1.0 mm
⚡ storm
Evening
Rain showers
Rain showers
24°23°
Feels like 31°
Wind ↑ NW 3 km/h
Humidity 82 %
💧 2.8 mm
12:00
Rain showers
25°
0.2mm
WSW 8
15:00
Rain showers
25°
0.8mm
W 8

Rain radar around San Isidro

Rain observed over the last two hours by official weather radars around San Isidro, followed by the radar forecast for the next hour where the weather service provides one.

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Rain radar Last two hours, then forecast where available · drag the timeline

Air you breathe in San Isidro: pollution and pollen

1/6
Good
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.53µg/m³
PM103µg/m³

Copernicus CAMS model, updated several times a day.

San Isidro forecast in charts · next 7 days

The week ahead: highs and lows

▲ This week runs +2.4° warmer than usual
Highs Lows Usual for the season (1991–2020 average)
19°22°24°27°29°TodayThuFriSatSunMonTue27°22°Wed 4 Nov: max 27° · min 21° · normal 21.3°Thu 5 Nov: max 24° · min 22° · normal 21.3°Fri 6 Nov: max 26° · min 22° · normal 21.3°Sat 7 Nov: max 24° · min 22° · normal 21.2°Sun 8 Nov: max 25° · min 21° · normal 21.2°Mon 9 Nov: max 27° · min 22° · normal 21.2°Tue 10 Nov: max 27° · min 22° · normal 21.2°

Hourly detail

FriSatSunMonTueWedThuFri20°24°28°27°21°025
Temperature (°C) Rain (mm) Wind (km/h)

Moon over San Isidro

Waning crescent
12 % illuminated · 26.3 days
Rise 03:09 Set 15:18
Sat 7/11 6%
Sun 8/11 2%
Mon 9/11 0%
Tue 10/11 1% New moon
Wed 11/11 3%
Thu 12/11 8%
Fri 13/11 15%
Sat 14/11 23%
Sun 15/11 33%
Mon 16/11 43%
Tue 17/11 54% First quarter
Wed 18/11 64%

Moonrise and moonset in local time (America/Costa_Rica); phase and lit fraction from a synodic calculation.

Sea and tides near San Isidro

Tide station used: San Isidro

Tide times in San Isidro
Sea state
Smooth
waves 1.1 m
Period
14 s
Swell
1.0 m
TodayFri 06/11
High tide 00:10 2.9 m
Low tide 06:33 0.8 m
High tide 12:42 2.6 m
Low tide 18:44 0.8 m
TomorrowSat 07/11
High tide 00:59 2.9 m
Low tide 07:20 0.6 m
High tide 13:30 2.7 m
Low tide 19:30 0.8 m
SunSun 08/11
High tide 01:40 3.0 m
Low tide 08:01 0.5 m
High tide 14:12 2.8 m
Low tide 20:09 0.7 m
MonMon 09/11
High tide 02:18 3.0 m
Low tide 08:37 0.5 m
High tide 14:49 2.8 m

Heights above chart datum. Coefficient: 20 for the weakest tides, 120 for the strongest.

Look up a past day in San Isidro

Curious about the weather in San Isidro on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.

San Isidro weather at a glance

This page gathers everything about the weather in San Isidro, San Jose: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “rain showers”, it is 25 °C (feels like 33 °C) and the wind blows at 8 km/h.

Expected range today: 22 °C to 26 °C and around 7 mm of rain; keep an eye on thunderstorms. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms, plus the tide times for San Isidro.

Other big cities nearby

San José 76 km 21°

San Isidro weather data for developers

Use the San Isidro forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.

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Where does this forecast come from? Our engine, checked every day against 1124 weather stations