Hourly Weather Forecast - San Martín, San Juan, PR

12 AM
73°F
40%
6mph
E
40% Chance Rain Showers
Humidity
88%
Feels like
73°F
Dew Point
69°F
1 AM
73°F
40%
6mph
E
40% Chance Rain Showers
Humidity
88%
Feels like
73°F
Dew Point
69°F
2 AM
73°F
50%
6mph
E
50% Chance Rain Showers
Humidity
88%
Feels like
73°F
Dew Point
69°F
3 AM
73°F
50%
6mph
E
50% Chance Rain Showers
Humidity
88%
Feels like
73°F
Dew Point
69°F
4 AM
73°F
50%
6mph
E
50% Chance Rain Showers
Humidity
88%
Feels like
73°F
Dew Point
69°F
5 AM
73°F
40%
6mph
E
40% Chance Rain Showers
Humidity
89%
Feels like
73°F
Dew Point
69°F
6 AM
73°F
40%
6mph
E
40% Chance Rain Showers
Humidity
89%
Feels like
73°F
Dew Point
69°F
6:51 AM
7 AM
74°F
30%
5mph
E
30% Chance Rain Showers
Humidity
86%
Feels like
74°F
Dew Point
70°F
8 AM
76°F
30%
6mph
E
30% Chance Rain Showers
Humidity
82%
Feels like
76°F
Dew Point
71°F
9 AM
78°F
40%
7mph
E
40% Chance Rain Showers
Humidity
79%
Feels like
78°F
Dew Point
71°F
10 AM
80°F
40%
9mph
E
40% Chance Rain Showers
Humidity
77%
Feels like
80°F
Dew Point
72°F
11 AM
80°F
40%
11mph
E
40% Chance Rain Showers
Humidity
77%
Feels like
80°F
Dew Point
72°F
12 PM
80°F
40%
11mph
E
40% Chance Rain Showers
Humidity
75%
Feels like
84°F
Dew Point
72°F
1 PM
80°F
30%
12mph
ENE
30% Chance Rain Showers
Humidity
74%
Feels like
84°F
Dew Point
71°F
2 PM
80°F
30%
12mph
ENE
30% Chance Rain Showers
Humidity
74%
Feels like
84°F
Dew Point
71°F
3 PM
79°F
30%
11mph
ENE
30% Chance Rain Showers
Humidity
76%
Feels like
79°F
Dew Point
71°F
4 PM
78°F
20%
11mph
ENE
Partly Cloudy
Humidity
79%
Feels like
78°F
Dew Point
71°F
5 PM
76°F
20%
10mph
ENE
Partly Cloudy
Humidity
83%
Feels like
76°F
Dew Point
71°F
5:52 PM
6 PM
75°F
10%
9mph
ENE
Partly Cloudy
Humidity
86%
Feels like
75°F
Dew Point
71°F
7 PM
74°F
10%
7mph
ENE
Partly Cloudy
Humidity
88%
Feels like
74°F
Dew Point
70°F
8 PM
74°F
10%
6mph
E
Partly Cloudy
Humidity
88%
Feels like
74°F
Dew Point
70°F
9 PM
74°F
20%
5mph
E
Partly Cloudy
Humidity
88%
Feels like
74°F
Dew Point
70°F
10 PM
74°F
20%
5mph
E
Partly Cloudy
Humidity
88%
Feels like
74°F
Dew Point
70°F
11 PM
74°F
30%
5mph
E
30% Chance Rain Showers
Humidity
88%
Feels like
74°F
Dew Point
70°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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