Typically, the average weather in Merstham right-through March is 6 with a general average high of 11 with low temperatures being around 5 degrees celsius. We have put some more detail below here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 6 |
| High Temperature | 11 |
| Low Temperature | 5 |
| Sunshine Per Day | 4 |
Useful Links: Merstham Weather: Average Weather & Yearly Climate