April is one of the cooler months of the year in Bay Shore, with average highs near 10.4°C and lows around 6.3°C (mean 8.4°C). It is about average for rainfall, averaging 111 mm of rainfall and 83% relative humidity across the period.
April is one of the cooler months of the year in Bay Shore. Across 45 years of records, the warmest April in Bay Shore was 2023 — when the month averaged 10.4°C — while the coldest was 2003 at 6.6°C. Typical April days reach 10.4°C with nights near 6.3°C. The long-term trend is warming, about 0.3°C per decade.
April is about average for rainfall in Bay Shore, averaging 111 mm of rainfall. The wettest April on record was 1983 with 284 mm, while the driest was 1985 at 33 mm.
Relative humidity in Bay Shore during April averages 83%. The most humid April was 2017 at 88%, and the least humid was 2012 at 77%.
April receives about 5 kWh/m²/day of solar energy in Bay Shore. The sunniest April was 2012 at 5.8 kWh/m²/day, and the cloudiest were 1984 and 2000 at 4.1.
Average wind speed in Bay Shore during April is 5 m/s. The windiest April was 1996 at 6.3 m/s, while the calmest were 1992 and 2001 at 4.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 8.1°C | 8.0°C | 8.3°C | 8.7°C | 9.0°C | +0.9°C |
| Avg High | 10.2°C | 10.1°C | 10.3°C | 10.7°C | 11.0°C | +0.8°C |
| Avg Low | 5.9°C | 5.9°C | 6.3°C | 6.6°C | 7.1°C | +1.2°C |
| Avg Rain | 123 mm | 97 mm | 120 mm | 102 mm | 118 mm | -5 mm |
April temperatures in Bay Shore have risen by about 1.1°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -5.4°C (1982) to a record high of 20.6°C (2002).
Rainfall in April is about average for rainfall, averaging 111 mm, with a wettest year of 284 mm.
A good time to visit Bay Shore
April is a good time to visit Bay Shore, with days averaging 10.4°C and nights around 6.3°C (mean 8.4°C, cooler than Bay Shore's yearly average) and higher 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 | 11.0°C | 9.0°C | 7.0°C | 16.4°C | 1.0°C | 80 mm | 82% | 5.5 m/s | 4.7 |
| 2024 | 10.6°C | 8.9°C | 7.2°C | 18.0°C | 4.0°C | 121 mm | 85% | 4.7 m/s | 4.7 |
| 2023 🔥 | 12.1°C | 10.4°C | 8.6°C | 18.0°C | 4.5°C | 153 mm | 84% | 4.6 m/s | 4.8 |
| 2022 | 10.8°C | 8.7°C | 6.7°C | 14.4°C | 2.9°C | 111 mm | 80% | 5.4 m/s | 5.3 |
| 2021 | 11.4°C | 9.1°C | 6.7°C | 16.0°C | 0.1°C | 87 mm | 81% | 4.7 m/s | 5.1 |
| 2020 | 9.9°C | 8.1°C | 6.2°C | 14.5°C | 3.6°C | 156 mm | 81% | 6 m/s | 4.5 |
| 2019 | 11.1°C | 9.3°C | 7.4°C | 15.1°C | 0.8°C | 149 mm | 84% | 5.1 m/s | 4.8 |
| 2018 | 8.7°C | 6.7°C | 4.7°C | 13.0°C | 0.7°C | 128 mm | 83% | 5.3 m/s | 4.8 |
| 2017 | 11.5°C | 9.6°C | 7.6°C | 18.3°C | 2.9°C | 125 mm | 88% | 4.7 m/s | 4.6 |
| 2016 | 10.8°C | 8.6°C | 6.3°C | 17.1°C | -0.9°C | 88 mm | 80% | 5.2 m/s | 5.3 |
| 2015 | 9.8°C | 7.8°C | 5.7°C | 15.4°C | 0.9°C | 69 mm | 83% | 5 m/s | 5.2 |
| 2014 | 9.6°C | 7.5°C | 5.3°C | 12.7°C | 0.8°C | 147 mm | 83% | 5.2 m/s | 5.3 |
| 2013 | 10.3°C | 8.2°C | 6.1°C | 18.0°C | 1.0°C | 45 mm | 82% | 4.9 m/s | 5.6 |
| 2012 | 12.6°C | 10.3°C | 8.0°C | 18.7°C | 4.6°C | 76 mm | 77% | 4.9 m/s | 5.8 |
| 2011 | 10.4°C | 8.5°C | 6.7°C | 15.1°C | 2.2°C | 121 mm | 87% | 5.4 m/s | 4.2 |
| 2010 | 12.2°C | 10.1°C | 8.0°C | 17.7°C | 5.3°C | 70 mm | 84% | 4.4 m/s | 5.5 |
| 2009 | 10.5°C | 8.6°C | 6.7°C | 19.4°C | 2.1°C | 125 mm | 84% | 5.2 m/s | 4.6 |
| 2008 | 11.1°C | 9.2°C | 7.3°C | 18.3°C | 2.4°C | 80 mm | 84% | 4.6 m/s | 5.1 |
| 2007 | 9.2°C | 7.2°C | 5.2°C | 16.5°C | 0.6°C | 208 mm | 82% | 5 m/s | 4.5 |
| 2006 | 11.4°C | 9.2°C | 7.1°C | 19.1°C | 3.3°C | 132 mm | 81% | 4.7 m/s | 5.4 |
| 2005 | 10.3°C | 8.3°C | 6.3°C | 16.3°C | 3.5°C | 116 mm | 84% | 4.9 m/s | 5.4 |
| 2004 | 9.8°C | 7.8°C | 5.8°C | 15.8°C | 0.0°C | 170 mm | 86% | 5 m/s | 4.9 |
| 2003 ❄️ | 8.5°C | 6.6°C | 4.7°C | 15.4°C | 0.4°C | 98 mm | 85% | 5.5 m/s | 4.7 |
| 2002 | 12.0°C | 9.8°C | 7.6°C | 20.6°C | 0.8°C | 96 mm | 80% | 5.1 m/s | 5.2 |
| 2001 | 10.0°C | 7.9°C | 5.7°C | 14.4°C | 1.9°C | 47 mm | 83% | 4.2 m/s | 5.1 |
| 2000 | 10.0°C | 8.1°C | 6.2°C | 15.5°C | 2.2°C | 122 mm | 84% | 5.7 m/s | 4.1 |
| 1999 | 10.9°C | 8.6°C | 6.3°C | 15.1°C | 3.1°C | 60 mm | 80% | 4.7 m/s | 5.4 |
| 1998 | 10.5°C | 8.6°C | 6.6°C | 13.7°C | 2.9°C | 155 mm | 84% | 4.6 m/s | 4.8 |
| 1997 | 10.1°C | 7.8°C | 5.6°C | 14.4°C | 0.2°C | 95 mm | 81% | 5.4 m/s | 5.4 |
| 1996 | 9.0°C | 7.1°C | 5.2°C | 13.7°C | 1.5°C | 154 mm | 86% | 6.3 m/s | 4.9 |
| 1995 | 9.7°C | 7.5°C | 5.4°C | 14.7°C | -2.1°C | 69 mm | 80% | 4.7 m/s | 5.5 |
| 1994 | 11.1°C | 9.0°C | 6.9°C | 15.9°C | 2.3°C | 65 mm | 85% | 4.7 m/s | 5.3 |
| 1993 | 9.6°C | 7.5°C | 5.4°C | 14.6°C | 1.9°C | 92 mm | 87% | 5.3 m/s | 5 |
| 1992 | 8.7°C | 6.8°C | 4.8°C | 14.0°C | 1.3°C | 46 mm | 83% | 4.2 m/s | 4.7 |
| 1991 | 10.7°C | 8.7°C | 6.7°C | 15.6°C | 2.0°C | 102 mm | 85% | 4.9 m/s | 4.8 |
| 1990 | 10.2°C | 8.3°C | 6.4°C | 16.7°C | 1.4°C | 128 mm | 84% | 5.2 m/s | 4.8 |
| 1989 | 10.0°C | 7.7°C | 5.5°C | 17.1°C | 2.2°C | 122 mm | 80% | 4.7 m/s | 5 |
| 1988 | 9.8°C | 7.9°C | 6.0°C | 13.6°C | 3.5°C | 54 mm | 83% | 5.4 m/s | 5.1 |
| 1987 | 9.7°C | 7.9°C | 6.1°C | 12.7°C | 2.2°C | 135 mm | 88% | 4.9 m/s | 4.3 |
| 1986 | 10.4°C | 8.5°C | 6.5°C | 16.5°C | 3.9°C | 98 mm | 84% | 4.7 m/s | 4.9 |
| 1985 | 11.1°C | 9.0°C | 6.9°C | 17.3°C | 0.3°C | 33 mm | 80% | 4.7 m/s | 5.3 |
| 1984 | 9.9°C | 7.7°C | 5.6°C | 14.0°C | 1.4°C | 139 mm | 87% | 4.7 m/s | 4.1 |
| 1983 🌧️ | 10.4°C | 8.3°C | 6.2°C | 16.9°C | 1.9°C | 284 mm | 87% | 5.1 m/s | — |
| 1982 | 9.8°C | 7.0°C | 4.2°C | 14.5°C | -5.4°C | 127 mm | 80% | 6.2 m/s | — |
| 1981 | 11.0°C | 8.5°C | 6.0°C | 15.2°C | 1.3°C | 112 mm | 82% | 5.9 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 10.4°C with lows near 6.3°C (mean 8.4°C), based on 45 years of NASA POWER data.
April averages 111 mm of rainfall in Bay Shore, about average for rainfall. The wettest on record was 284 mm in 1983.
The hottest April reached 20.6°C in 2002. The coldest dipped to -5.4°C in 1982.
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 10.4°C to 11.2°C and overnight lows from 5.8°C to 7.2°C over the same span.
April is one of the cooler months of the year in Bay Shore and about average for rainfall, so plan for around 10.4°C daytime highs and 6.3°C at night.
Not quite — April is the 5th coolest month in Bay Shore, averaging 8.4°C.
For April in Bay Shore, pack warm layers and a jacket for chilly mornings, with typical highs of 10.4°C and lows of 6.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 83% — quite humid.
Average wind speed in April is 5 m/s. The windiest April on record averaged 6.3 m/s (1996).
The wettest April on record was 1983 with 284 mm. On average, April sees 111 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 Bay Shore 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.
