Hourly Weather Forecast - Sierra, Guanacaste, CR

12 AM
77°F
0%
7mph
ENE
Clear
Humidity
67%
Feels like
77°F
Dew Point
65°F
1 AM
76°F
0%
7mph
ENE
Clear
Humidity
68%
Feels like
76°F
Dew Point
65°F
2 AM
76°F
10%
8mph
ENE
Clear
Humidity
67%
Feels like
76°F
Dew Point
64°F
3 AM
76°F
10%
8mph
ENE
Clear
Humidity
67%
Feels like
76°F
Dew Point
64°F
4 AM
76°F
10%
8mph
ENE
Clear
Humidity
67%
Feels like
76°F
Dew Point
64°F
5 AM
75°F
10%
8mph
ENE
Clear
Humidity
67%
Feels like
75°F
Dew Point
64°F
5:53 AM
6 AM
75°F
10%
8mph
ENE
Sunny
Humidity
67%
Feels like
75°F
Dew Point
64°F
7 AM
78°F
0%
8mph
ENE
Sunny
Humidity
62%
Feels like
78°F
Dew Point
64°F
8 AM
81°F
0%
8mph
ENE
Sunny
Humidity
58%
Feels like
82°F
Dew Point
64°F
9 AM
83°F
0%
10mph
ENE
Sunny
Humidity
54%
Feels like
85°F
Dew Point
65°F
10 AM
85°F
0%
11mph
ENE
Sunny
Humidity
50%
Feels like
87°F
Dew Point
65°F
11 AM
87°F
0%
13mph
ENE
Sunny
Humidity
47%
Feels like
89°F
Dew Point
64°F
12 PM
89°F
0%
15mph
ENE
Mostly Sunny
Humidity
44%
Feels like
90°F
Dew Point
64°F
1 PM
89°F
0%
17mph
ENE
Mostly Sunny
Humidity
43%
Feels like
90°F
Dew Point
63°F
2 PM
89°F
0%
18mph
ENE
Sunny
Humidity
42%
Feels like
89°F
Dew Point
62°F
3 PM
88°F
0%
18mph
ENE
Sunny
Humidity
42%
Feels like
88°F
Dew Point
62°F
4 PM
85°F
0%
17mph
NE
Sunny
Humidity
45%
Feels like
86°F
Dew Point
62°F
5 PM
83°F
0%
16mph
NE
Sunny
Humidity
49%
Feels like
83°F
Dew Point
62°F
5:50 PM
6 PM
80°F
0%
13mph
ENE
Clear
Humidity
53%
Feels like
80°F
Dew Point
61°F
7 PM
78°F
0%
11mph
ENE
Clear
Humidity
53%
Feels like
78°F
Dew Point
60°F
8 PM
78°F
0%
9mph
ENE
Clear
Humidity
54%
Feels like
78°F
Dew Point
60°F
9 PM
77°F
0%
9mph
ENE
Clear
Humidity
55%
Feels like
77°F
Dew Point
60°F
10 PM
76°F
0%
9mph
ENE
Clear
Humidity
57%
Feels like
76°F
Dew Point
60°F
11 PM
76°F
10%
9mph
ENE
Clear
Humidity
58%
Feels like
76°F
Dew Point
60°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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Today's National Outlook

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