More often than not the weather in Jamestown right-through December is 16. High average temperature is 21 degrees with a low of 15. The table below has further info:
| Month | Degrees Celsius |
|---|---|
| Temperature | 16 |
| High Temperature | 21 |
| Low Temperature | 15 |
| Sunshine Per Day | 7 |
Useful Links: Jamestown Weather: Average Weather & Yearly Climate