April weather forecast and climate
Ontario Center, NY

April in Ontario Center, New York, is a frosty spring month, with average temperature varying between 37.9°F (3.3°C) and 49.5°F (9.7°C).

Temperature

In Ontario Center, New York, the average high-temperature increases, from a wintry 38.8°F (3.8°C) in March, to a frosty 49.5°F (9.7°C). In Ontario Center, the average low-temperature is 37.9°F (3.3°C).

Humidity

The average relative humidity in Ontario Center is 77%.

Rainfall

In Ontario Center, New York, it is raining for 15.8 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, in Ontario Center, there are 167.9 rainfall days, and 31.18" (792mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Ontario Center, snow falls for 3.1 days, with typically accumulated 1.18" (30mm) of snow. In Ontario Center, during the entire year, snow falls for 62.3 days, and aggregates up to 20.63" (524mm) of snow.

Daylight

In Ontario Center, the average length of the day in April is 13.5h.

Sunshine

In Ontario Center, the average sunshine is 7.7h.

UV index

The average daily maximum UV index in Ontario Center is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 3 in April transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in Ontario Center?

The average high-temperature, in April, in Ontario Center, New York, is 49.5°F (9.7°C), while the average low-temperature is 37.9°F (3.3°C).

What is the average humidity in April in Ontario Center?

In Ontario Center, New York, the average relative humidity in April is 77%.

How many days does it rain in April in Ontario Center?

In Ontario Center, New York, during April, the rain falls for 15.8 days and regularly aggregates up to 2.87" (73mm) of precipitation.

How many days does it snow in April in Ontario Center?

In Ontario Center, New York, during April, snow falls for 3.1 days and regularly aggregates up to 1.18" (30mm) of snow.

How many hours of daylight does Ontario Center have in April?

In April, the average length of the day is 13.5h.

How many hours of sunshine does Ontario Center have in April?

In Ontario Center, the average sunshine in April is 7.7h.

What is the UV index intensity in April in Ontario Center?

The average daily maximum UV index in April in Ontario Center, New York, is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in April - Ontario Center, NY
  • Average high temperature in April: 9.7°C

The warmest month (with the highest average high temperature) is July (24.7°C).
The month with the lowest average high temperature is January (-1.3°C).

  • Average low temperature in April: 3.3°C

The month with the highest average low temperature is July (18.3°C).
The coldest month (with the lowest average low temperature) is January (-6.2°C).

Average pressure in April - Ontario Center, NY
  • Average pressure in April: 1014.7mbar

The month with the highest atmospheric pressure is November (1018.7mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

Average wind speed in April - Ontario Center, NY
  • Average wind speed in April: 18.6km/h

The windiest month (with the highest average wind speed) is January (21.2km/h).
The calmest month (with the lowest average wind speed) is July (12.4km/h).

Average humidity in April - Ontario Center, NY
  • Average humidity in April: 77%

Months with the highest relative humidity are January and February (83%).
Months with the lowest relative humidity are August and September (75%).

Average rainfall in April - Ontario Center, NY
  • Average rainfall in April: 73mm

The wettest month (with the highest rainfall) is October (82mm).
The driest month (with the least rainfall) is September (51mm).

Average rainfall days in April - Ontario Center, NY
  • Average rainfall days in April: 15.8 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in April - Ontario Center, NY
  • Average snowfall in April: 30mm

The month with the highest snowfall is February (152mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April - Ontario Center, NY
  • Average snowfall days in April: 3.1 days

The month with the highest number of snowfall days is January (15.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April / Average sunshine in April - Ontario Center, NY
  • Average daylight in April: 13.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in April: 7.7h

The month with the most sunshine is July (Average sunshine: 10.7h).
The month with the least sunshine is January (Average sunshine: 2.6h).

Average sunshine days in April - Ontario Center, NY
  • Average sunshine days in April: 10.8 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (7.3 days).

Average UV index in April - Ontario Center, NY
  • Average UV index in April: 3

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

Average cloud cover in April - Ontario Center, NY
  • Average cloud cover in April: 50

The month with the most cloud cover is January (Cloud cover 75).
Months with the least cloud cover are July and August (Cloud cover 27).

Average visibility in April - Ontario Center, NY
  • Average visibility in April: 9km

Months with the highest visibility are June, July, August, September and October (10km).
Months with the lowest visibility are January and February (8km).