Hourly Weather Forecast - San Isidro, Alajuela, CR

12 AM
64°F
30%
7mph
ENE
30% Chance Rain Showers
Humidity
81%
Feels like
64°F
Dew Point
58°F
1 AM
63°F
30%
7mph
ENE
30% Chance Rain Showers
Humidity
82%
Feels like
63°F
Dew Point
57°F
2 AM
63°F
30%
7mph
ENE
30% Chance Rain Showers
Humidity
82%
Feels like
63°F
Dew Point
57°F
3 AM
62°F
20%
8mph
NE
Clear
Humidity
83%
Feels like
62°F
Dew Point
57°F
4 AM
62°F
10%
7mph
NE
Clear
Humidity
83%
Feels like
62°F
Dew Point
57°F
5 AM
63°F
10%
7mph
ENE
Clear
Humidity
81%
Feels like
63°F
Dew Point
57°F
5:48 AM
6 AM
65°F
20%
8mph
NE
Sunny
Humidity
75%
Feels like
65°F
Dew Point
57°F
7 AM
69°F
20%
8mph
ENE
Sunny
Humidity
67%
Feels like
69°F
Dew Point
58°F
8 AM
72°F
20%
9mph
ENE
Sunny
Humidity
62%
Feels like
72°F
Dew Point
58°F
9 AM
74°F
30%
9mph
ENE
30% Chance Rain Showers
Humidity
59%
Feels like
74°F
Dew Point
59°F
10 AM
75°F
20%
10mph
ENE
Mostly Sunny
Humidity
58%
Feels like
75°F
Dew Point
60°F
11 AM
76°F
30%
12mph
NE
30% Chance Rain Showers
Humidity
58%
Feels like
76°F
Dew Point
60°F
12 PM
76°F
30%
13mph
NE
30% Chance Rain Showers
Humidity
58%
Feels like
76°F
Dew Point
60°F
1 PM
75°F
30%
13mph
NE
30% Chance Rain Showers
Humidity
59%
Feels like
75°F
Dew Point
60°F
2 PM
74°F
30%
13mph
NE
30% Chance Rain Showers
Humidity
61%
Feels like
74°F
Dew Point
60°F
3 PM
73°F
30%
12mph
NE
30% Chance Rain Showers
Humidity
63%
Feels like
73°F
Dew Point
60°F
4 PM
71°F
30%
11mph
NE
30% Chance Rain Showers
Humidity
67%
Feels like
71°F
Dew Point
59°F
5 PM
69°F
30%
10mph
NE
30% Chance Rain Showers
Humidity
71%
Feels like
69°F
Dew Point
59°F
5:21 PM
6 PM
67°F
30%
10mph
NE
30% Chance Rain Showers
Humidity
75%
Feels like
67°F
Dew Point
59°F
7 PM
66°F
30%
9mph
ENE
30% Chance Rain Showers
Humidity
77%
Feels like
66°F
Dew Point
58°F
8 PM
65°F
20%
9mph
ENE
Mostly Clear
Humidity
79%
Feels like
65°F
Dew Point
58°F
9 PM
64°F
20%
9mph
ENE
Mostly Clear
Humidity
80%
Feels like
64°F
Dew Point
57°F
10 PM
63°F
20%
8mph
ENE
Mostly Clear
Humidity
80%
Feels like
63°F
Dew Point
57°F
11 PM
63°F
20%
8mph
NE
Mostly Clear
Humidity
80%
Feels like
63°F
Dew Point
56°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Wednesday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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