30-Day Weather Forecast

San Juan Monthly Weather Forecast

MX San Juan

Jul 30 – Sep 2, 2026 as of 08:34

San Juan 30 Days Forecast Calendar

27 Jul Mon

No data

28 Jul Tue

No data

29 Jul Wed

No data

30 Jul Today
+30°C+85°F
+25°C+76°F

Clear

31 Jul Tomorrow
+30°C+87°F
+25°C+77°F

Clear

1 Aug Sat
+31°C+88°F
+25°C+77°F

Clear

2 Aug Sun
+31°C+88°F
+25°C+77°F

Clear

3 Aug Mon
+31°C+87°F
+25°C+77°F

Clear

4 Aug Tue
+31°C+87°F
+26°C+78°F

Rainy

5 Aug Wed
+31°C+88°F
+26°C+79°F

Overcast

6 Aug Thu
+31°C+88°F
+26°C+79°F

Partly Cloudy

7 Aug Fri
+30°C+87°F
+25°C+76°F

Clear

8 Aug Sat
+31°C+87°F
+25°C+78°F

Clear

9 Aug Sun
+30°C+86°F
+25°C+76°F

Clear

10 Aug Mon
+30°C+86°F
+26°C+78°F

Clear

11 Aug Tue
+31°C+88°F
+26°C+79°F

Clear

12 Aug Wed
+29°C+83°F
+26°C+79°F

Rainy

13 Aug Thu
+30°C+86°F
+25°C+76°F

Partly Cloudy

14 Aug Fri
+30°C+86°F
+24°C+76°F

Rainy

15 Aug Sat
+31°C+87°F
+25°C+77°F

Clear

16 Aug Sun
+31°C+87°F
+25°C+77°F

Clear

17 Aug Mon
+31°C+87°F
+25°C+77°F

Clear

18 Aug Tue
+31°C+88°F
+26°C+79°F

Rainy

19 Aug Wed
+30°C+87°F
+26°C+79°F

Overcast

20 Aug Thu
+32°C+89°F
+26°C+79°F

Overcast

21 Aug Fri
+32°C+89°F
+26°C+80°F

Overcast

22 Aug Sat
+32°C+89°F
+25°C+77°F

Clear

23 Aug Sun
+30°C+87°F
+25°C+77°F

Mainly Clear

24 Aug Mon
+31°C+88°F
+26°C+78°F

Partly Cloudy

25 Aug Tue
+31°C+88°F
+25°C+77°F

Rainy

26 Aug Wed
+31°C+87°F
+27°C+80°F

Rainy

27 Aug Thu
+31°C+88°F
+25°C+78°F

Clear

28 Aug Fri
+31°C+87°F
+27°C+80°F

Clear

29 Aug Sat
+31°C+89°F
+26°C+79°F

Clear

30 Aug Sun
+32°C+89°F
+26°C+78°F

Clear

31 Aug Mon
+30°C+87°F
+26°C+79°F

Partly Cloudy

1 Sep Tue
+32°C+89°F
+26°C+79°F

Partly Cloudy

2 Sep Wed

No data

3 Sep Thu

No data

4 Sep Fri

No data

5 Sep Sat

No data

6 Sep Sun

No data

San Juan Weather Overview

Sunny
29
Rainy
6

In this forecast period, San Juan has 29 sunny days, 0 cloudy days, 6 rainy days, and 0 snowy days.

Weather forecast day by day for 2 weeks in San Juan

Thursday, 30 July

San Juan is expected to see Clear with temperatures around 30°C, feeling like 35°C due to strong winds. Rain is expected today, with 0.9 mm of precipitation forecasted. Humidity is at 76% and atmospheric pressure stands at 1015 hPa.

Friday, 31 July

San Juan is expected to see Clear with temperatures around 30°C, feeling like 36°C due to strong winds. Humidity is at 73% and atmospheric pressure stands at 1015 hPa.

Saturday, 1 August

San Juan is expected to see Clear with temperatures around 31°C, feeling like 37°C due to strong winds. Humidity is at 68% and atmospheric pressure stands at 1013 hPa.

Sunday, 2 August

San Juan is expected to see Clear with temperatures around 31°C, feeling like 37°C due to strong winds. Rain is expected today, with 0.2 mm of precipitation forecasted. Skies are mostly clear with only 5% cloud cover. Humidity is at 68% and atmospheric pressure stands at 1011 hPa.

Monday, 3 August

San Juan is expected to see Clear with temperatures around 31°C, feeling like 37°C due to strong winds. Rain is expected today, with 0.4 mm of precipitation forecasted. Skies are mostly clear with only 2% cloud cover. Humidity is at 72% and atmospheric pressure stands at 1011 hPa.

Tuesday, 4 August

San Juan is expected to see Rainy with temperatures around 31°C, feeling like 36°C due to strong winds. Rain is expected today, with 3.9 mm of precipitation forecasted. Humidity is at 71% and atmospheric pressure stands at 1012 hPa.

Wednesday, 5 August

San Juan is expected to see Overcast with temperatures around 31°C, feeling like 37°C due to strong winds. Rain is expected today, with 0.8 mm of precipitation forecasted. Humidity is at 68% and atmospheric pressure stands at 1014 hPa.

Thursday, 6 August

San Juan is expected to see Partly Cloudy with temperatures around 31°C, feeling like 37°C due to strong winds. Rain is expected today, with 0.7 mm of precipitation forecasted. Humidity is at 68% and atmospheric pressure stands at 1015 hPa.

Friday, 7 August

San Juan is expected to see Clear with temperatures around 30°C, feeling like 35°C due to strong winds. Rain is expected today, with 0.2 mm of precipitation forecasted. Skies are mostly clear with only 2% cloud cover. Humidity is at 68% and atmospheric pressure stands at 1015 hPa.

Saturday, 8 August

San Juan is expected to see Clear with temperatures around 31°C, feeling like 36°C due to strong winds. Rain is expected today, with 0.1 mm of precipitation forecasted. Skies are mostly clear with only 2% cloud cover. Humidity is at 70% and atmospheric pressure stands at 1015 hPa.

Sunday, 9 August

San Juan is expected to see Clear with temperatures around 30°C, feeling like 34°C due to strong winds. Rain is expected today, with 1.0 mm of precipitation forecasted. Skies are mostly clear with only 8% cloud cover. Humidity is at 70% and atmospheric pressure stands at 1016 hPa.

Monday, 10 August

San Juan is expected to see Clear with temperatures around 30°C, feeling like 35°C due to strong winds. Rain is expected today, with 0.8 mm of precipitation forecasted. Skies are mostly clear with only 10% cloud cover. Humidity is at 74% and atmospheric pressure stands at 1016 hPa.

Tuesday, 11 August

San Juan is expected to see Clear with temperatures around 31°C, feeling like 37°C due to strong winds. Skies are mostly clear with only 16% cloud cover. Humidity is at 71% and atmospheric pressure stands at 1016 hPa.

Wednesday, 12 August

San Juan is expected to see Rainy with temperatures around 29°C, feeling like 34°C due to strong winds. Rain is expected today, with 2.8 mm of precipitation forecasted. Humidity is at 84% and atmospheric pressure stands at 1016 hPa.