Hourly Weather Forecast - San Mateo, Alajuela, CR

12 AM
68°F
0%
2mph
ENE
Foggy
Humidity
100%
Feels like
68°F
Dew Point
68°F
1 AM
67°F
0%
2mph
ENE
Foggy
Humidity
100%
Feels like
67°F
Dew Point
67°F
2 AM
67°F
0%
2mph
ENE
Foggy
Humidity
100%
Feels like
67°F
Dew Point
67°F
3 AM
66°F
0%
3mph
ENE
Foggy
Humidity
100%
Feels like
66°F
Dew Point
66°F
4 AM
65°F
0%
3mph
ENE
Hazy
Humidity
98%
Feels like
65°F
Dew Point
65°F
5 AM
65°F
0%
4mph
ENE
Mostly Clear
Humidity
86%
Feels like
65°F
Dew Point
61°F
5:48 AM
6 AM
65°F
0%
4mph
E
Mostly Sunny
Humidity
78%
Feels like
65°F
Dew Point
58°F
7 AM
68°F
0%
3mph
ENE
Mostly Sunny
Humidity
71%
Feels like
68°F
Dew Point
58°F
8 AM
72°F
0%
2mph
NE
Sunny
Humidity
64%
Feels like
72°F
Dew Point
59°F
9 AM
76°F
0%
2mph
WNW
Sunny
Humidity
61%
Feels like
76°F
Dew Point
61°F
10 AM
78°F
0%
4mph
W
Sunny
Humidity
61%
Feels like
78°F
Dew Point
63°F
11 AM
79°F
0%
4mph
W
Sunny
Humidity
63%
Feels like
79°F
Dew Point
65°F
12 PM
80°F
0%
5mph
WSW
Mostly Sunny
Humidity
65%
Feels like
82°F
Dew Point
67°F
1 PM
79°F
10%
5mph
WSW
Mostly Sunny
Humidity
69%
Feels like
79°F
Dew Point
68°F
2 PM
79°F
10%
5mph
SW
Mostly Sunny
Humidity
72%
Feels like
79°F
Dew Point
69°F
3 PM
78°F
20%
4mph
SW
Mostly Sunny
Humidity
75%
Feels like
78°F
Dew Point
69°F
4 PM
76°F
20%
4mph
SSW
Mostly Sunny
Humidity
79%
Feels like
76°F
Dew Point
69°F
5 PM
74°F
20%
3mph
SSW
Mostly Sunny
Humidity
83%
Feels like
74°F
Dew Point
69°F
5:21 PM
6 PM
72°F
10%
2mph
S
Mostly Clear
Humidity
89%
Feels like
72°F
Dew Point
68°F
7 PM
71°F
10%
1mph
SSE
Hazy
Humidity
92%
Feels like
71°F
Dew Point
69°F
8 PM
70°F
10%
2mph
SE
Hazy
Humidity
95%
Feels like
70°F
Dew Point
69°F
9 PM
69°F
10%
2mph
E
Hazy
Humidity
96%
Feels like
69°F
Dew Point
68°F
10 PM
69°F
0%
2mph
E
Hazy
Humidity
96%
Feels like
69°F
Dew Point
68°F
11 PM
69°F
0%
2mph
E
Hazy
Humidity
95%
Feels like
69°F
Dew Point
67°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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