SAN JUAN, PR 00918 Weather Forecast & Current Conditions

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00918 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
SAN JUAN, PR Current Weather
8:56 PM 999 MAY 16, 2026
Few Clouds 86°F
Feels Like:	93°F
Dewpoint:	73°F
Rel. Hum.:	65%
Visibility:	10 miles
Wind:	E at 17 mph
Pressure:	29.99 inches
Last 72 hours
Local Area Snow Depth
Puerto Rico Current Weather
Puerto Rico MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

00918 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	SAN JUAN, PR 00918 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Variably cloudy until early morning, then becoming mostly cloudy. Scattered showers. Lows around 81. East winds 10 to 15 mph. Chance of rain 50 percent.

SUNDAY
Variably cloudy with scattered showers. Isolated thunderstorms in the afternoon. Highs around 91. East winds 15 to 20 mph. Chance of rain 40 percent.

SUNDAY NIGHT
Partly cloudy with isolated showers in the evening, then mostly cloudy with scattered showers after midnight. Lows around 81. East winds 10 to 15 mph. Chance of rain 50 percent.

MONDAY
Mostly cloudy in the morning, then becoming variably cloudy. Scattered showers. Highs around 90. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

MONDAY NIGHT
Partly cloudy with isolated showers. Lows around 81. East winds 10 to 15 mph. Chance of rain 20 percent.

TUESDAY
Partly cloudy with isolated showers in the morning, then variably cloudy with scattered showers in the afternoon. Highs around 90. Chance of rain 40 percent.

TUESDAY NIGHT
Mostly cloudy with scattered showers. Lows around 81. Chance of rain 50 percent.

WEDNESDAY
Variably cloudy. Scattered showers, mainly in the morning. Highs around 90. Chance of rain 40 percent.

WEDNESDAY NIGHT
Mostly cloudy with scattered showers. Lows around 81. Chance of rain 50 percent.

THURSDAY
Mostly cloudy with scattered showers. Isolated thunderstorms in the afternoon. Highs around 90. Chance of rain 50 percent.

THURSDAY NIGHT
Variably cloudy with scattered showers. Lows around 81. Chance of rain 50 percent.

FRIDAY
Mostly cloudy. Numerous showers in the morning, then scattered showers with isolated thunderstorms in the afternoon. Highs around 91. Chance of rain 60 percent.

FRIDAY NIGHT
Variably cloudy with scattered showers. Lows around 81. Chance of rain 50 percent.

00918 WEATHER SATELLITE LOOPS

Visible Weather Satellite
SAN JUAN, PR 00918

Infrared Weather Satellite
SAN JUAN, PR 00918

00918 WEATHER RADAR LOOP

NEXRAD Weather Radar
SAN JUAN, PR 00918

MOS COMPUTER WEATHER FORECAST

SAN JUAN, PR 3 hourly weather forecast

weather forecast created 9:00 AM XDT 5/16/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Saturday
16 MAY 2026

3 PM

88°

97°

Mostly Cloudy

58%
RAIN
***

0% Thunder
( 11% severe)

E 14

63%

74°

High 89°

6 PM

86°

93°

Mostly Cloudy

E 13

65%

73°

Mostly Cloudy

Rain Likely

9 PM

82°

87°

Partly Cloudy

43%
RAIN
.01–.1 in

0% Thunder
( 3% severe)

E 10

74%

73°

12 AM

81°

86°

Mostly Cloudy

E 10

79%

74°

Sunday
17 MAY 2026

3 AM

79°

82°

Mostly Cloudy

23%
RAIN
<.01 in

0% Thunder
( 2% severe)

E 12

82%

73°

Low 77°

6 AM

79°

82°

Mostly Cloudy

E 12

82%

73°

High 89°

9 AM

82°

87°

Mostly Cloudy

16%
RAIN
<.01 in

0% Thunder
( 6% severe)

E 12

74%

73°

Mostly Cloudy

Chance of Rain

12 PM

87°

95°

Mostly Cloudy

E 14

65%

74°

3 PM

88°

96°

Mostly Cloudy

32%
RAIN
<.01 in

0% Thunder
( 10% severe)

E 15

61%

73°

6 PM

85°

92°

Mostly Cloudy

E 14

67%

73°

9 PM

81°

86°

Mostly Cloudy

46%
RAIN
.01–.1 in

0% Thunder
( 2% severe)

E 12

77%

73°

12 AM

80°

84°

Mostly Cloudy

E 12

77%

72°

Monday
18 MAY 2026

3 AM

79°

82°

Mostly Cloudy

52%
RAIN
.5–1 in

0% Thunder
( 3% severe)

E 12

79%

72°

Low 77°

6 AM

78°

80°

Mostly Cloudy

E 13

82%

72°

High 89°

9 AM

81°

85°

Mostly Cloudy

35%
RAIN
.01–.1 in

0% Thunder
( 12% severe)

E 14

72%

71°

Mostly Cloudy

Chance of Rain

12 PM

86°

92°

Mostly Cloudy

E 15

63%

72°

3 PM

87°

93°

Partly Cloudy

25%
RAIN
<.01 in

0% Thunder
( 10% severe)

E 15

59%

71°

6 PM

85°

90°

Partly Cloudy

E 14

61%

70°

9 PM

81°

85°

Partly Cloudy

E 12

72%

71°


SAN JUAN, PR extended weather forecast
Tuesday 19 MAY 2026	Wednesday 20 MAY 2026	Thursday 21 MAY 2026	Friday 22 MAY 2026	Saturday 23 MAY 2026
Low 76°	Low 76°	Low 76°	Low 77°	Low 77°
High 89°	High 88°	High 88°	High 89°	High 88°

Partly Cloudy 55% Rain	Partly Cloudy 53% Rain	Overcast 51% Rain	Partly Cloudy 54% Rain	Mostly Cloudy 40% Rain

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