Charlottetown climate — normals and trends
Charlottetown (Canada) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 6.0 °C and it receives 1,042 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is July (18.7 °C on average) and the coldest is February (-6.8 °C). Rainfall peaks in November.
Charlottetown averages 139 frost days, 0 hot days (≥ 30 °C) and 139 rainy days per year.
Charlottetown has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The number of frost days there went from about 150 to 128 per year over the period.
The hottest day of the period reached 31.6 °C (on 15 July 2013) and the coldest -29.0 °C (on 12 February 1967).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
CharlottetownPrince Edward Island
- coords
- 46.23°, -63.13°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
6.0°C
Average daily high
9.2°C
Average daily low
3.0°C
Annual rainfall
1,042mm
Sunshine / day
8.1h
Mean relative humidity
79%
Average peak wind
27.1km/h
Seasonal range
25.5°C
Frost days (< 0 °C)
139 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
139 d/yr
Annual snowfall
182.1 cm
Average feels-like high
6.1 °C
Average feels-like low
-1.4 °C
Average peak gust
46.1 km/h
Tropical nights (≥ 20 °C)
3 d/yr
Solar radiation
13.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.40 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
31.6 °C
15 July 2013
Coldest day
-29.0 °C
12 February 1967
Wettest day
67 mm
5 September 2012
Windiest day
90.0 km/h
24 September 2022
Strongest gust
164.5 km/h
24 September 2022
Hottest feels-like
35.0 °C
15 July 2013
Coldest feels-like
-40.2 °C
12 February 1967
Snowiest day
35.6 cm
19 February 2004
Sunniest day
15.3 h
17 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -2.4 °C | +0.8 °C | 72 mm | -21 mm |
| Feb | -3.6 °C | -0.1 °C | 60 mm | -20 mm |
| Mar | 4.2 °C | +3.9 °C | 93 mm | +10 mm |
| Apr | 7.5 °C | +1.5 °C | 88 mm | +8 mm |
| May | 14.1 °C | +1.3 °C | 87 mm | +7 mm |
| Jun | 20.9 °C | +2.8 °C | 93 mm | +10 mm |
| Jul | 24.3 °C | +2.0 °C | 61 mm | -18 mm |
| Aug | 23.9 °C | +1.8 °C | 35 mm | -50 mm |
| Sep | 20.4 °C | +2.4 °C | 30 mm | -56 mm |
| Oct | 14.7 °C | +2.7 °C | 84 mm | -6 mm |
| Nov | 6.7 °C | +0.9 °C | 113 mm | +9 mm |
| Dec | -0.5 °C | -0.6 °C | 88 mm | -12 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Charlottetown?
Charlottetown has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 6.0 °C and it receives 1,042 mm of precipitation per year.
What is the hottest day ever recorded in Charlottetown?
The hottest day measured in Charlottetown between 1940 and 2025 was 15 July 2013, reaching 31.6 °C.
What is the coldest day in Charlottetown?
The coldest day measured in Charlottetown between 1940 and 2025 was 12 February 1967, at -29.0 °C.
Does it snow in Charlottetown?
Yes. Charlottetown gets on average 182.1 cm of snow per year and has around 139 frost days.
Has the climate of Charlottetown warmed?
Yes: Charlottetown warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Charlottetown?
The wettest day measured in Charlottetown between 1940 and 2025 was 5 September 2012, with 67 mm of rain in 24 hours.
What was the windiest day in Charlottetown?
The windiest day measured in Charlottetown between 1940 and 2025 was 24 September 2022, with winds reaching 90.0 km/h.
What is the warmest month in Charlottetown?
The warmest month in Charlottetown is July (18.7 °C on average); the coldest is February (-6.8 °C).
How much does it rain in Charlottetown?
Charlottetown receives on average 1,042 mm of precipitation per year, spread over about 139 rainy days.
Is it sunny in Charlottetown?
Charlottetown gets on average 8.1 hours of sunshine per day, roughly 2,957 hours per year over 1940-2025.
What is the biggest single-day snowfall in Charlottetown?
The heaviest 24-hour snowfall measured in Charlottetown between 1940 and 2025 was 19 February 2004, with 35.6 cm.
Are there tropical nights in Charlottetown?
Yes: Charlottetown has on average 3 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Charlottetown?
In Charlottetown, between 1940 and 2025, the highest apparent temperature reached 35.0 °C on 15 July 2013, and the lowest was -40.2 °C on 12 February 1967.
Compare Charlottetown with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Charlottetown