Click on a day for an hourly weather forecast
The temperatures in Saint James during August are extremely high, between 27°C and hot as 30°C, drinking water regularly is advisable.
There’s going to be many days of rain during the month of August in Saint James.
Saint James should expect an average of 15 to 22 days of rain, so be sure to bring along a waterproof jacket to stay dry this month!
Our weather forecast can give you a great sense of what weather to expect in Saint James in August 2025.
If you’re planning to visit Saint James in the near future, we highly recommend that you review the 14 day weather forecast for Saint James before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 27° / 24° | 4 | 27 | 0 | 64 mm | Perfect | Saint James in January |
| February | 27° / 24° | 3 | 26 | 0 | 43 mm | Perfect | Saint James in February |
| March | 27° / 24° | 3 | 28 | 0 | 47 mm | Perfect | Saint James in March |
| April | 28° / 25° | 7 | 23 | 0 | 104 mm | Good | Saint James in April |
| May | 29° / 25° | 13 | 18 | 0 | 215 mm | Ok | Saint James in May |
| June | 29° / 26° | 12 | 18 | 0 | 171 mm | Ok | Saint James in June |
| July | 30° / 27° | 12 | 19 | 0 | 135 mm | Ok | Saint James in July |
| August | 30° / 27° | 15 | 16 | 0 | 196 mm | Ok | Saint James in August |
| September | 30° / 27° | 13 | 17 | 0 | 199 mm | Ok | Saint James in September |
| October | 29° / 26° | 13 | 18 | 0 | 214 mm | Ok | Saint James in October |
| November | 28° / 25° | 6 | 24 | 0 | 118 mm | Perfect | Saint James in November |
| December | 28° / 25° | 4 | 27 | 0 | 57 mm | Perfect | Saint James in December |