Temperatures in April
It's cool to moderate in April in Syosset with an average temperature of 15°C. Temperatures this month range from a low of 11°C to a high of 19°C. At night, you can expect temperatures between 3°C and 10°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Syosset in April. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of April
The month of April starts in Syosset with cool temperatures, averaging around 13°C during the day and nights close to 5°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry.
Mid-April
By mid-April, the average daytime temperature rises to around 17°C, with nights close to 8°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days.
End of April
By the end of April, the average daytime temperature in Syosset will be around 17°C, with nights close to 9°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
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Precipitation in April
In April, there is an average of 100 mm of precipitation, spread over 9 days. The wind speed is around 4 Bft, mostly coming from the South.
The average precipitation chance is 31% per day this month. Though it seems pretty low, the weather’s variable. Some days have higher and others lower precipitation chances, which lowers the average.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in April for Syosset. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Syosset in April |
London | ||
|---|---|---|---|
 Average Temperature |
15°C | 15°C | |
 High Temp |
19°C | 18°C | |
| Low Temp |
11°C | 12°C | |
 Total Precipitation |
100 mm | 29 mm | |
| Rainy Days |
9 days | 7 days | |
March
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Is April a good time to visit Syosset?
Looking for sun and warm weather? Then April isn’t the best time to be in Syosset. The temperature is too low this month for a warm stay.
Temperature records for Syosset in April
With 29°C, Syosset hit the highest temperature in the last 10 years in April 2023. The lowest daytime temperature in this month was 4°C in 2016. The extreme night temperatures ranged from a low of -4°C to a high of 18°C.
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Daily Temperature in April in Syosset
This chart shows the average daily temperatures, both day and night, for each day in April in Syosset, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in April in Syosset
The chart below shows the average daily precipitation in April for Syosset, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for April, you can expect around 9 days of rain in Syosset.
Daily UV Index in April in Syosset
This chart shows the average daily UV index in April in Syosset, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in April in Syosset Over the Years
This chart shows the average temperature in April in Syosset, measured in degrees Celsius, over the past years.
Total Precipitation in April in Syosset Over the Years
This chart shows the average precipitation in April in Syosset, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in April for Syosset
Click on a specific day in April for detailed info on the typical weather on that day in Syosset. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in April in Syosset
Have you been to Syosset in April?
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Average Weather in Syosset by Month
Click on a month below to see detailed weather info for Syosset. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
