Charlottetown weather by month
Canada

The best time to visit Charlottetown is June to August — 90/100 in August, 26°C and 8 rainy days. The best season is summer, June to August (87/100 on average).
The worst month is January at 31/100 — freezing, rainy, clean air. See January →
Updated September 2026 · climate normals from ERA5 reanalysis
Planning the wider trip? Best time to visit Canada →
Charlottetown, month by month
Comfort score out of 100 for the kind of trip Charlottetown is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.
| Month | Score | Tier | High | Rain | Sun | Crowds | On |
|---|---|---|---|---|---|---|---|
| JanJanuary | 31 | F | -1°C | 13 d | 4 h | Busy | 1 |
| FebFebruary | 39 | F | 0°C | 12 d | 6 h | Quiet | 1 |
| MarMarch | 47 | F | 4°C | 12 d | 8 h | Busy | 1 |
| AprApril | 64 | C | 10°C | 11 d | 9 h | Shoulder | 1 |
| MayMay | 76 | B | 16°C | 11 d | 10 h | Shoulder | — |
| JunJune | 87 | A | 22°C | 9 d | 11 h | Busy | 1 |
| JulJuly | 85 | A | 26°C | 10 d | 12 h | Busy | 1 |
| AugAugust | 90 | S | 26°C | 8 d | 11 h | Peak | 2 |
| SepSeptember | 82 | A | 21°C | 9 d | 9 h | Peak | 3 |
| OctOctober | 68 | C | 15°C | 11 d | 7 h | Busy | 2 |
| NovNovember | 50 | D | 8°C | 15 d | 5 h | Shoulder | 1 |
| DecDecember | 35 | F | 2°C | 14 d | 4 h | Busy | 1 |
What's on in Charlottetown through the year
Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.
Crowds in Charlottetown in August
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsOld Home Week, Summer break in Canada, school holidays in 2 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet