Click on a day for an hourly weather forecast
The weather in Osoyoos in May is very cold with temperatures between 3°C and 17°C, warm clothes are a must.
You can expect rain for roughly half of the month of May in Osoyoos. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Osoyoos can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Osoyoos in May 2025.
If you’re planning to visit Osoyoos in the near future, we highly recommend that you review the 14 day weather forecast for Osoyoos before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -2° / -10° | 6 | 7 | 20 | 68 mm | Awful | Osoyoos in January |
| February | -1° / -10° | 6 | 5 | 17 | 50 mm | Awful | Osoyoos in February |
| March | 4° / -5° | 8 | 7 | 17 | 89 mm | Awful | Osoyoos in March |
| April | 10° / -1° | 6 | 16 | 8 | 70 mm | Bad | Osoyoos in April |
| May | 17° / 3° | 8 | 21 | 2 | 89 mm | Bad | Osoyoos in May |
| June | 21° / 6° | 7 | 23 | 0 | 79 mm | Ok | Osoyoos in June |
| July | 27° / 10° | 3 | 28 | 0 | 38 mm | Perfect | Osoyoos in July |
| August | 27° / 10° | 2 | 29 | 0 | 23 mm | Perfect | Osoyoos in August |
| September | 21° / 6° | 3 | 27 | 0 | 43 mm | Good | Osoyoos in September |
| October | 11° / 1° | 5 | 23 | 3 | 60 mm | Bad | Osoyoos in October |
| November | 3° / -5° | 6 | 9 | 15 | 72 mm | Awful | Osoyoos in November |
| December | -3° / -11° | 6 | 7 | 19 | 61 mm | Awful | Osoyoos in December |