Charlottetown in August

In August, Charlottetown averages 23°C (74°F) during the day and 17°C (63°F) at night, with frequent rain — about 18 days of the month see precipitation (103 mm total).

High season

Conditions are comfortable for sightseeing without being sweltering. Expect daily rain or showers, often in heavy bursts.

August offers comfortable temperatures in Charlottetown, with some rain to plan around.

23°C
Avg high
17°C
Avg low
18
Rain days
103 mm
Rainfall

How August compares to the rest of the year in Charlottetown

2nd
warmest month of the 12
5th
wettest month of the 12
8%
of yearly rainfall falls in August
14 h 11 min
daylight on the 15th

August is one of the warmest months in Charlottetown (2nd of 12) and moderately rainy compared to the rest of the year (5th of 12). Daytime temperature runs 13°C above the annual average (10°C). August runs roughly the same as July (23°C) and cools 4°C in September (19°C).

August sunrise & sunset in Charlottetown

🌅
Sunrise (15th)
6:11 AM
🌇
Sunset (15th)
8:22 PM
Day length
14 h 11 min

Times shown for Charlottetown local time (America/Halifax), calculated for the 15th of August. They shift by a few minutes day to day across the month.

Photography light in Charlottetown — August

Golden-hour and blue-hour windows for the 15th of August, in Charlottetown's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:11 AM – 5:51 AM
🌄 Golden hour (AM)
5:51 AM – 6:51 AM
🌇 Golden hour (PM)
7:42 PM – 8:42 PM
🌆 Blue hour (PM)
8:42 PM – 9:22 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Charlottetown.

📅 When to book — Charlottetown in August

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (High season) and Charlottetown's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — August in Charlottetown

High season

This is a busy month in Charlottetown — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: comfortable tourism weather Northern Hemisphere summer holidays

Sun & mosquito risk — August in Charlottetown

☀️ UV Index (noon, 15th)
10.4
Very high
Limit sun exposure between 11 AM and 3 PM; SPF 30-50, reapply every 90 minutes outdoors.
🦟 Mosquito risk
●●●●○
High
Peak mosquito activity. DEET 30%+, long sleeves at dawn/dusk, sleep under nets if rural.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Charlottetown in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January -1°C / 29°F -9°C / 16°F 111 mm 19
February -2°C / 28°F -10°C / 14°F 102 mm 17
March 1°C / 33°F -6°C / 20°F 93 mm 18
April 7°C / 44°F 0°C / 32°F 87 mm 18
May 14°C / 56°F 6°C / 42°F 73 mm 16
June 19°C / 66°F 12°C / 53°F 107 mm 18
July 23°C / 74°F 17°C / 62°F 81 mm 17
August 23°C / 74°F 17°C / 63°F 103 mm 18
September 19°C / 67°F 13°C / 56°F 92 mm 16
October 13°C / 56°F 8°C / 46°F 108 mm 17
November 7°C / 44°F 1°C / 34°F 134 mm 18
December 2°C / 35°F -4°C / 25°F 121 mm 18

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Charlottetown in August →

Frequently asked questions

How hot is Charlottetown in August?

In August, Charlottetown averages a high of 23°C (74°F) and a low of 17°C (63°F) — generally mild and pleasant.

Does it rain a lot in Charlottetown in August?

August is quite rainy in Charlottetown, with about 18 rainy days on average.

Is August a good time to visit Charlottetown?

August is mild and pleasant but on the rainy side. It suits travelers who are comfortable with mild and pleasant weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Charlottetown in August?

Pack light layers for warm days and cooler evenings, plus a compact umbrella or rain jacket. See the full August packing list for Charlottetown for a complete, climate-based checklist.

Open Charlottetown on the interactive map

Check the live 10-day forecast and sunrise/sunset.