April is one of the cooler months of the year in Charlottetown, with average highs near 5.9°C and lows around -0.4°C (mean 2.8°C). It is about average for rainfall, averaging 72 mm of rainfall and 84% relative humidity across the period.
April is one of the cooler months of the year in Charlottetown. Across 45 years of records, the warmest April in Charlottetown was 2012 — when the month averaged 5.1°C — while the coldest was 2015 at 0.4°C. Typical April days reach 5.9°C with nights near -0.4°C. The long-term April temperature trend is broadly flat.
April is about average for rainfall in Charlottetown, averaging 72 mm of rainfall. The wettest April on record was 1984 with 133 mm, while the driest was 2020 at 27 mm.
Relative humidity in Charlottetown during April averages 84%. The most humid April was 1983 at 90%, and the least humid was 2020 at 79%.
April receives about 4.3 kWh/m²/day of solar energy in Charlottetown. The sunniest April was 2020 at 5.1 kWh/m²/day, and the cloudiest was 2000 at 3.5.
Average wind speed in Charlottetown during April is 3 m/s. The windiest April was 1982 at 3.9 m/s, while the calmest were 1986, 2017 and 2023 at 2.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 2.8°C | 2.3°C | 2.6°C | 2.9°C | 3.3°C | +0.5°C |
| Avg High | 6.0°C | 5.7°C | 5.7°C | 6.1°C | 6.4°C | +0.4°C |
| Avg Low | -0.5°C | -1.0°C | -0.4°C | -0.2°C | 0.3°C | +0.8°C |
| Avg Rain | 76 mm | 59 mm | 89 mm | 72 mm | 58 mm | -18 mm |
April temperatures in Charlottetown have risen by about 1.1°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -10.4°C (1995) to a record high of 17.8°C (2004).
Rainfall in April is about average for rainfall, averaging 72 mm, with a wettest year of 133 mm.
A good time to visit Charlottetown
April is a good time to visit Charlottetown, with days averaging 5.9°C and nights around -0.4°C (mean 2.8°C, cooler than Charlottetown's yearly average) and moderate rainfall. August and July are marginally more temperate, but April still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 6.5°C | 3.7°C | 0.8°C | 13.8°C | -3.6°C | 87 mm | 83% | 3.2 m/s | 3.9 |
| 2024 | 6.8°C | 3.9°C | 1.0°C | 11.7°C | -2.4°C | 39 mm | 80% | 3.2 m/s | 4.8 |
| 2023 | 6.6°C | 3.1°C | -0.4°C | 13.0°C | -5.7°C | 33 mm | 84% | 2.4 m/s | 4.7 |
| 2022 | 6.4°C | 3.3°C | 0.2°C | 10.7°C | -3.7°C | 77 mm | 86% | 3 m/s | 4.2 |
| 2021 | 6.6°C | 3.8°C | 1.0°C | 15.1°C | -3.5°C | 87 mm | 88% | 3 m/s | 4.1 |
| 2020 | 5.5°C | 2.2°C | -1.1°C | 11.1°C | -4.4°C | 27 mm | 79% | 3.1 m/s | 5.1 |
| 2019 | 5.6°C | 2.4°C | -0.7°C | 12.4°C | -5.9°C | 130 mm | 84% | 3.3 m/s | 4 |
| 2018 | 5.7°C | 2.1°C | -1.4°C | 15.0°C | -6.7°C | 75 mm | 81% | 2.8 m/s | 4.3 |
| 2017 | 6.5°C | 3.1°C | -0.3°C | 16.0°C | -5.7°C | 48 mm | 85% | 2.4 m/s | 4.5 |
| 2016 | 5.3°C | 2.1°C | -1.1°C | 12.9°C | -8.0°C | 65 mm | 80% | 3.3 m/s | 4.8 |
| 2015 ❄️ | 3.1°C | 0.4°C | -2.4°C | 8.8°C | -9.0°C | 100 mm | 85% | 2.7 m/s | 4 |
| 2014 | 5.5°C | 2.4°C | -0.6°C | 13.8°C | -3.9°C | 91 mm | 86% | 3.1 m/s | 3.8 |
| 2013 | 6.1°C | 2.9°C | -0.2°C | 14.6°C | -4.1°C | 45 mm | 82% | 3 m/s | 4.5 |
| 2012 🔥 | 8.3°C | 5.1°C | 1.8°C | 15.5°C | -2.2°C | 55 mm | 83% | 3.2 m/s | 4.6 |
| 2011 | 6.9°C | 3.8°C | 0.8°C | 16.3°C | -4.1°C | 63 mm | 83% | 3.2 m/s | 4.1 |
| 2010 | 7.7°C | 4.9°C | 2.1°C | 14.6°C | -0.7°C | 53 mm | 87% | 2.7 m/s | 4.3 |
| 2009 | 6.5°C | 3.6°C | 0.7°C | 16.3°C | -5.9°C | 85 mm | 84% | 3 m/s | 4.6 |
| 2008 | 6.5°C | 3.2°C | -0.1°C | 13.0°C | -4.1°C | 63 mm | 84% | 2.6 m/s | 4.5 |
| 2007 | 4.4°C | 1.9°C | -0.7°C | 13.0°C | -4.2°C | 70 mm | 82% | 3.5 m/s | 4.3 |
| 2006 | 6.3°C | 3.0°C | -0.2°C | 12.7°C | -2.8°C | 129 mm | 84% | 2.8 m/s | 4.2 |
| 2005 | 6.8°C | 3.5°C | 0.2°C | 12.4°C | -2.6°C | 81 mm | 82% | 2.8 m/s | 4.6 |
| 2004 | 6.2°C | 2.9°C | -0.5°C | 17.8°C | -3.5°C | 90 mm | 86% | 2.5 m/s | 3.7 |
| 2003 | 4.8°C | 1.5°C | -1.9°C | 14.5°C | -8.1°C | 88 mm | 80% | 2.7 m/s | 4.6 |
| 2002 | 5.0°C | 2.3°C | -0.4°C | 10.0°C | -2.4°C | 118 mm | 83% | 3.2 m/s | 3.8 |
| 2001 | 3.9°C | 1.2°C | -1.5°C | 11.5°C | -5.2°C | 105 mm | 84% | 2.9 m/s | 3.8 |
| 2000 | 6.2°C | 3.3°C | 0.5°C | 11.8°C | -1.8°C | 65 mm | 84% | 3 m/s | 3.5 |
| 1999 | 5.0°C | 2.3°C | -0.4°C | 10.8°C | -4.5°C | 71 mm | 84% | 3.2 m/s | 4.3 |
| 1998 | 6.0°C | 3.2°C | 0.4°C | 14.6°C | -2.4°C | 102 mm | 85% | 3 m/s | 3.8 |
| 1997 | 3.5°C | 0.6°C | -2.2°C | 8.4°C | -6.0°C | 58 mm | 84% | 3.6 m/s | 4.4 |
| 1996 | 6.3°C | 3.0°C | -0.3°C | 13.2°C | -4.4°C | 72 mm | 85% | 2.9 m/s | 3.9 |
| 1995 | 5.4°C | 1.7°C | -2.0°C | 12.3°C | -10.4°C | 46 mm | 83% | 2.5 m/s | 4 |
| 1994 | 7.9°C | 3.9°C | 0.0°C | 15.1°C | -8.9°C | 52 mm | 81% | 2.9 m/s | 4.4 |
| 1993 | 6.1°C | 2.5°C | -1.1°C | 12.8°C | -6.6°C | 53 mm | 85% | 2.8 m/s | 4.3 |
| 1992 | 4.6°C | 1.0°C | -2.7°C | 12.1°C | -7.0°C | 28 mm | 80% | 3 m/s | 5 |
| 1991 | 5.4°C | 1.9°C | -1.6°C | 13.6°C | -4.8°C | 37 mm | 83% | 2.5 m/s | 4.9 |
| 1990 | 6.4°C | 3.1°C | -0.2°C | 14.4°C | -3.4°C | 73 mm | 84% | 2.9 m/s | 4 |
| 1989 | 6.2°C | 3.0°C | -0.3°C | 13.9°C | -3.4°C | 50 mm | 83% | 2.6 m/s | 4.5 |
| 1988 | 5.2°C | 2.2°C | -0.8°C | 10.8°C | -4.2°C | 72 mm | 87% | 3.5 m/s | 3.7 |
| 1987 | 7.8°C | 3.7°C | -0.5°C | 14.6°C | -4.1°C | 38 mm | 84% | 2.5 m/s | 4.3 |
| 1986 | 6.8°C | 3.6°C | 0.3°C | 13.8°C | -5.5°C | 69 mm | 87% | 2.4 m/s | 3.9 |
| 1985 | 4.5°C | 1.4°C | -1.8°C | 13.6°C | -6.8°C | 43 mm | 82% | 3.1 m/s | 4.5 |
| 1984 🌧️ | 4.9°C | 1.8°C | -1.3°C | 13.8°C | -5.6°C | 133 mm | 89% | 3.3 m/s | 4.4 |
| 1983 | 6.9°C | 3.8°C | 0.7°C | 14.2°C | -4.7°C | 85 mm | 90% | 2.5 m/s | — |
| 1982 | 5.2°C | 2.1°C | -0.9°C | 13.2°C | -6.9°C | 128 mm | 83% | 3.9 m/s | — |
| 1981 | 6.9°C | 3.5°C | 0.1°C | 12.9°C | -7.4°C | 66 mm | 82% | 3.6 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 5.9°C with lows near -0.4°C (mean 2.8°C), based on 45 years of NASA POWER data.
April averages 72 mm of rainfall in Charlottetown, about average for rainfall. The wettest on record was 133 mm in 1984.
The hottest April reached 17.8°C in 2004. The coldest dipped to -10.4°C in 1995.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1.1°C. Daytime highs moved from 5.7°C to 6.6°C and overnight lows from -0.6°C to 0.5°C over the same span.
April is one of the cooler months of the year in Charlottetown and about average for rainfall, so plan for around 5.9°C daytime highs and -0.4°C at night.
Not quite — April is the 5th coolest month in Charlottetown, averaging 2.8°C.
For April in Charlottetown, pack warm layers and a jacket for chilly mornings, with typical highs of 5.9°C and lows of -0.4°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 84% — quite humid.
Average wind speed in April is 3 m/s. The windiest April on record averaged 3.9 m/s (1982).
The wettest April on record was 1984 with 133 mm. On average, April sees 72 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Charlottetown behaves each April, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for April specifically, along with year-by-year records and how the month has changed over the decades.
