Average temperature in Shannon through the whole of April is 7 with usual highs being around 13 and average daily low being 5. Our table below has the full details:
| Month | Degrees Celsius |
|---|---|
| Temperature | 7 |
| High Temperature | 13 |
| Low Temperature | 5 |
| Sunshine Per Day | 6 |
Useful Links: Shannon Weather: Average Weather & Yearly Climate