Weather forecast for tomorrow
Puerto Rico, USA

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Weather forecast and temperature for tomorrow - Saturday, May 18.

PM Thunderstorms
05:49

18:52
AST
PM Thunderstorms
90°F / 79°F
  • Wind: 16mph E
  • Humidity: 72%
  • Precip. probability: 45%
  • Precipitation: 0.04"
  • UV index: 11
On Saturday, in San Juan, thunderstorms and rainy weather are anticipated in the afternoon.
Minimal precipitation is predicted for tomorrow. The maximum temperature will be a hot 89.6°F (32°C), while the minimum forecasted temperature is a moderately hot 78.8°F (26°C).
The maximum heat index, which represents the influence of relative humidity on air temperature, is computed to be a blisteringly hot 105.8°F (41°C). Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
The day's peak temperature is expected to be relatively higher than the standard May temperature of 82.4°F (28°C).
Sunrise will be at 5:49 am and sunset at 6:52 pm; tomorrow's daylight will last for 13h and 3min.

Hourly weather forecast and temperature - San Juan, PR

0h
  • 82°F
  • Feels like:
    91°F
Clear
Clear
  • Wind: 4mph ESE
  • Pressure: 30"Hg
  • Humidity: 82%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 9mi
2h
  • 81°F
  • Feels like:
    90°F
Clear
Clear
  • Wind: 3mph SE
  • Pressure: 29.97"Hg
  • Humidity: 85%
  • Precip. probability: 10%
  • Precipitation: 0"
  • Visibility: 7mi
4h
  • 81°F
  • Feels like:
    88°F
Clear
Clear
  • Wind: 2mph SE
  • Pressure: 29.97"Hg
  • Humidity: 86%
  • Precip. probability: 8%
  • Precipitation: 0"
  • Visibility: 7mi
6h
  • 81°F
  • Feels like:
    88°F
Mostly Sunny
Mostly Sunny
  • Wind: 2mph SE
  • Pressure: 29.97"Hg
  • Humidity: 86%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 7mi
8h
  • 84°F
  • Feels like:
    95°F
Mostly Sunny
Mostly Sunny
  • Wind: 5mph ESE
  • Pressure: 30"Hg
  • Humidity: 77%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 10mi
10h
  • 88°F
  • Feels like:
    99°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph ENE
  • Pressure: 30"Hg
  • Humidity: 69%
  • Precip. probability: 11%
  • Precipitation: 0"
  • Visibility: 10mi
12h
  • 88°F
  • Feels like:
    100°F
Partly Cloudy
Partly Cloudy
  • Wind: 12mph ENE
  • Pressure: 30"Hg
  • Humidity: 70%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 10mi
14h
  • 88°F
  • Feels like:
    100°F
Isolated Thunderstorms
Isolated Thunderstorms
  • Wind: 16mph ENE
  • Pressure: 29.97"Hg
  • Humidity: 71%
  • Precip. probability: 30%
  • Precipitation: 0.04"
  • Visibility: 9mi
16h
  • 88°F
  • Feels like:
    99°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 14mph ENE
  • Pressure: 29.94"Hg
  • Humidity: 73%
  • Precip. probability: 42%
  • Precipitation: 0.04"
  • Visibility: 7mi
18h
  • 86°F
  • Feels like:
    97°F
Few Showers
Few Showers
  • Wind: 12mph E
  • Pressure: 29.94"Hg
  • Humidity: 76%
  • Precip. probability: 32%
  • Precipitation: 0.04"
  • Visibility: 10mi
20h
  • 84°F
  • Feels like:
    93°F
Mostly Clear
Mostly Clear
  • Wind: 8mph E
  • Pressure: 29.97"Hg
  • Humidity: 80%
  • Precip. probability: 14%
  • Precipitation: 0"
  • Visibility: 10mi
22h
  • 82°F
  • Feels like:
    91°F
Mostly Clear
Mostly Clear
  • Wind: 6mph ESE
  • Pressure: 30"Hg
  • Humidity: 80%
  • Precip. probability: 9%
  • Precipitation: 0"
  • Visibility: 9mi
Tomorrow, weather will be unstable, and a mix of sunny, stormy, cloudy and rainy weather is anticipated.
With minimal precipitation of 0.04" (1mm), rain is expected from 2 pm to 7 pm.
The temperature will be between a minimum of 80.6°F (27°C) and a maximum of 89.6°F (32°C). The feels-like temperature will be between a minimum of 87.8°F (31°C) and a maximum of 102.2°F (39°C). The warmest part of the day will be at 11 am and 1 pm.
The highest temperature will be a few degrees higher than the average maximum of 82.4°F (28°C) in May. The lowest temperature tomorrow will be also similar to May's average minimum temperature.

Puerto Rico, USA

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