Average temperatures within Harlingen through the month of November is 18. You can expect a high of 25 with low of 15. The table below has some further insights:
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 25 |
| Low Temperature | 15 |
| Sunshine Per Day | 9 |
Useful Links: Harlingen Weather: Average Weather & Yearly Climate