Extended 10-day forecasts, San Juan

This is the 10-day extended forecast for San Juan, Puerto Rico. The forecast is updated every three hours and displays the temperature, weather conditions, wind direction and speed, as well as the chance of precipitation.

Check out our May climate page to see if the current temperatures in San Juan is typical for this time of year.

Today (Friday 23 May)

HOURLY Temperature Precipitation Humidity Wind direction Wind speed 07 26°C 0 mm 85% SE 7 m/s 08 27°C 0 mm 81% E 7 m/s 09 28°C 0 mm 76% E 8 m/s 10 29°C 0.3 mm 71% E 8 m/s 11 29°C 0.1 mm 69% E 9 m/s 12 29°C 0.1 mm 70% E 8 m/s 13 29°C 0.3 mm 68% E 9 m/s 14 29°C 0.2 mm 71% E 8 m/s 15 29°C 0 mm 70% E 8 m/s 16 29°C 0 mm 70% E 8 m/s 17 28°C 0 mm 71% E 9 m/s 18 28°C 0 mm 75% E 9 m/s 19 27°C 0 mm 79% E 9 m/s 20 26°C 0 mm 83% E 9 m/s 21 26°C 0 mm 83% E 9 m/s 22 26°C 0 mm 83% E 9 m/s 23 26°C 0 mm 83% E 9 m/s

Tomorrow (Saturday 24 May)

HOURLY Temperature Precipitation Humidity Wind direction Wind speed 00 25°C 0 mm 86% E 8 m/s 01 25°C 0 mm 86% E 8 m/s 02 25°C 0 mm 86% E 9 m/s 03 25°C 0 mm 84% E 9 m/s 04 26°C 0 mm 82% E 9 m/s 05 25°C 0 mm 82% E 8 m/s 06 25°C 0 mm 82% E 9 m/s 07 26°C 0 mm 81% E 9 m/s 08 27°C 0 mm 77% E 9 m/s 09 27°C 0 mm 75% E 8 m/s 10 28°C 0.1 mm 73% E 9 m/s 11 29°C 0 mm 68% E 9 m/s 12 29°C 0 mm 64% E 10 m/s 13 30°C 0 mm 64% E 10 m/s 14 29°C 0 mm 66% E 10 m/s 15 29°C 0 mm 68% E 9 m/s 16 28°C 0 mm 69% E 9 m/s 17 28°C 0 mm 70% E 9 m/s 18 27°C 0 mm 76% E 9 m/s 19 26°C 0 mm 81% E 8 m/s 20 26°C 0 mm 81% E 8 m/s 21 26°C 0 mm 81% E 9 m/s 22 26°C 0 mm 82% E 9 m/s 23 26°C 0 mm 82% E 9 m/s

Sunday 25 May

Temperature Precipitation Humidity Wind direction Wind speed

Temp Rain Humidity Wind Speed

night 02h - 08h 25°C 0.2 mm 86% E 9 m/s

morning 08h - 14h 26°C 0.9 mm 80% E 8 m/s

afternoon 14h - 20h 29°C 0.2 mm 72% E 8 m/s

evening 20h - 02h 26°C 0 mm 80% E 8 m/s

Monday 26 May

Temperature Precipitation Humidity Wind direction Wind speed

Temp Rain Humidity Wind Speed

night 02h - 08h 25°C 0 mm 86% E 3 m/s

morning 08h - 14h 27°C 0.6 mm 79% E 4 m/s

afternoon 14h - 20h 30°C 0.7 mm 69% E 5 m/s

evening 20h - 02h 26°C 0.1 mm 85% E 4 m/s

Tuesday 27 May

Temperature Precipitation Humidity Wind direction Wind speed

Temp Rain Humidity Wind Speed

night 02h - 08h 25°C 0.1 mm 89% E 3 m/s

morning 08h - 14h 27°C 0.8 mm 79% E 4 m/s

afternoon 14h - 20h 29°C 0.8 mm 71% E 5 m/s

evening 20h - 02h 27°C 0 mm 83% E 5 m/s

Wednesday 28 May

Temperature Precipitation Humidity Wind direction Wind speed

Temp Rain Humidity Wind Speed

night 02h - 08h 26°C 0.2 mm 83% E 4 m/s

morning 08h - 14h 27°C 0.6 mm 80% E 4 m/s

afternoon 14h - 20h 29°C 0 mm 68% NE 6 m/s

evening 20h - 02h 26°C 0 mm 78% E 4 m/s

Thursday 29 May

Temperature Precipitation Humidity Wind direction Wind speed

Temp Rain Humidity Wind Speed

night 02h - 08h 25°C 0 mm 83% E 3 m/s

morning 08h - 14h 26°C 0 mm 78% E 3 m/s

afternoon 14h - 20h 31°C 0 mm 54% E 5 m/s

evening 20h - 02h 27°C 0.1 mm 79% E 4 m/s

Friday 30 May

Temperature Precipitation Humidity Wind direction Wind speed

Temp Rain Humidity Wind Speed

night 02h - 08h 25°C 0.1 mm 88% SE 2 m/s

morning 08h - 14h 27°C 0.9 mm 78% E 3 m/s

afternoon 14h - 20h 30°C 0 mm 65% E 5 m/s

evening 20h - 02h 27°C 0 mm 79% E 3 m/s

Saturday 31 May

Temperature Precipitation Humidity Wind direction Wind speed

Temp Rain Humidity Wind Speed

night 02h - 08h 26°C 0 mm 88% SE 2 m/s

morning 08h - 14h 27°C 2.4 mm 80% SE 2 m/s

afternoon 14h - 20h 30°C 0.2 mm 68% SE 4 m/s

evening 20h - 02h 27°C 0 mm 85% E 2 m/s