Charlottetown weather by month & the best time to visit
Canada · seaside town · continental climate
The best time to visit Charlottetown is July — its sunniest month (Sunshine Score 73/100), with August close behind. Charlottetown averages about 1,705 hours of sunshine a year. Daytime highs around 21°C / 70°F and roughly 83 mm of rain in July.
When is the best time to visit Charlottetown?
For sunshine, the best time to visit Charlottetown is July, then August. The dullest month is January (0/100, 93 mm of rain). The full month-by-month picture is in the table below.
How sunny is Charlottetown?
Charlottetown isn't a sunny place by world standards: about 1,705 hours of sunshine a year. 73 Sunshine Score points separate July (73) from January (0), so the month you pick matters. It ranks #219 of 242 destinations in Canada for annual sunshine, below the national median of 2,024 hours. The year's 1,209 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | -3° / 27°F | -8° / 18°F | 93 mm | 1 | -1° / 30°F |
| February | 0 | -4° / 25°F | -10° / 14°F | 94 mm | 1 | -1° / 30°F |
| March | 0 | 0° / 32°F | -6° / 21°F | 87 mm | 2 | 1° / 34°F |
| April | 0 | 5° / 41°F | 0° / 32°F | 92 mm | 4 | 5° / 41°F |
| May | 12 | 10° / 50°F | 5° / 41°F | 86 mm | 5 | 10° / 50°F |
| June | 46 | 16° / 61°F | 11° / 52°F | 103 mm | 6 | 17° / 63°F |
| July | 73 | 21° / 70°F | 16° / 61°F | 83 mm | 6 | 21° / 70°F |
| August | 71 | 21° / 70°F | 17° / 63°F | 94 mm | 5 | 23° / 73°F |
| September | 58 | 18° / 64°F | 13° / 55°F | 104 mm | 4 | 19° / 66°F |
| October | 22 | 12° / 54°F | 8° / 46°F | 121 mm | 2 | 14° / 57°F |
| November | 0 | 6° / 43°F | 2° / 36°F | 123 mm | 1 | 6° / 43°F |
| December | 0 | 1° / 34°F | -4° / 25°F | 129 mm | 0 | 1° / 34°F |
Sea temperature in Charlottetown by month
The sea off Charlottetown is warmest in August at around 23°C / 73°F, and coolest in January at -1°C / 30°F. The water sits at a comfortable 21°C or warmer roughly 2 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Head-to-head
How Charlottetown compares month by month: Charlottetown vs Halifax · Charlottetown vs St. John's · Charlottetown vs Moncton · Charlottetown vs Fredericton · all comparisons
Charlottetown: questions and answers
What kind of destination is Charlottetown?
Charlottetown is a seaside town in Canada with a continental climate — the sea reaches 23°C at its warmest and is swimmable (21°C+) about 2 months a year.
How many hours of sunshine does Charlottetown get a year?
Charlottetown gets about 1,705 hours of sunshine a year, at its best around July.
When is the best time to visit Charlottetown?
The sunniest time to visit Charlottetown is July, when the Sunshine Score peaks at 73/100 (with August close behind). Expect daytime highs around 21°C / 70°F.
What is the least sunny month in Charlottetown?
January is the least sunny month in Charlottetown, scoring 0/100 with about 93 mm of rain.
What is the sea temperature in Charlottetown?
The sea in Charlottetown ranges from about -1°C (January) to 23°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Charlottetown?
The typical midday UV index in Charlottetown peaks around 6 (high) in June, easing to about 0 (low) in December. Month-by-month midday UV values are in the UV column of the table on this page.
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