Normally, the average daily temperature in Tigard through the whole of December is 5. Highs are around 7 degrees celsius with a low of 1 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 5 |
| High Temperature | 7 |
| Low Temperature | 1 |
Useful Links: Tigard Weather: Average Weather & Yearly Climate