April weather forecast and climate
Upton, NY

April is a cool spring month in Upton, New York, with average temperature fluctuating between 51.4°F (10.8°C) and 44.6°F (7°C).

Temperature

In Upton, the average high-temperature in April marginally rises, from a frosty 43.3°F (6.3°C) in March, to a cool 51.4°F (10.8°C). The average low-temperature, in Upton, New York, is 44.6°F (7°C).

Humidity

In April, the average relative humidity in Upton is 75%.

Rainfall

In Upton, New York, in April, it is raining for 14.8 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 156.2 rainfall days, and 30.2" (767mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows in Upton. During 0.3 snowfall days, in April, Upton aggregates 0.04" (1mm) of snow. Throughout the year, there are 17.9 snowfall days, and 4.57" (116mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13.3h.

Sunshine

In Upton, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in Upton is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Upton?

In April, in Upton, New York, the average high-temperature is 51.4°F (10.8°C), and the average low-temperature is 44.6°F (7°C).

What is the average humidity in April in Upton?

The average relative humidity in April in Upton, New York, is 75%.

How much does it rain in Upton in April?

In Upton, New York, in April, it is raining for 14.8 days, with typically 2.52" (64mm) of accumulated precipitation.

What is the last month it snows in Upton?

April is the last month it regularly snows in Upton, New York. During 0.3 snowfall days, in April, Upton aggregates 0.04" (1mm) of snow.

What is the average length of the day in April in Upton?

In April, the average length of the day is 13.3h.

How long on average sun shines in April in Upton?

The average sunshine in April in Upton is 8.7h.

What is the UV index reading in April in Upton?

In April, the average daily maximum UV index in Upton, New York, is 3. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.
Average temperature in April - Upton, NY
  • Average high temperature in April: 10.8°C

The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (3.7°C).

  • Average low temperature in April: 7°C

Months with the highest average low temperature are July and August (21.9°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).

Average pressure in April - Upton, NY
  • Average pressure in April: 1015.3mbar

The month with the highest atmospheric pressure is November (1018.9mbar).
The month with the lowest atmospheric pressure is June (1013.6mbar).

Average wind speed in April - Upton, NY
  • Average wind speed in April: 20.2km/h

The windiest month (with the highest average wind speed) is January (23.3km/h).
The calmest month (with the lowest average wind speed) is July (15.4km/h).

Average humidity in April - Upton, NY
  • Average humidity in April: 75%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is November (71%).

Average rainfall in April - Upton, NY
  • Average rainfall in April: 64mm

The wettest month (with the highest rainfall) is December (84mm).
The driest months (with the least rainfall) are January, February and September (51mm).

Average rainfall days in April - Upton, NY
  • Average rainfall days in April: 14.8 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (9 days).

Average snowfall in April - Upton, NY
  • Average snowfall in April: 1mm

The month with the highest snowfall is January (38mm).
Months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in April - Upton, NY
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is February (5.4 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April / Average sunshine in April - Upton, NY
  • Average daylight in April: 13.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 8.7h

Months with the most sunshine are July and August (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in April - Upton, NY
  • Average sunshine days in April: 13.1 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is February (12.8 days).

Average UV index in April - Upton, NY
  • Average UV index in April: 3

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March and December (UV index 2).

Average cloud cover in April - Upton, NY
  • Average cloud cover in April: 43

The month with the most cloud cover is December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in April - Upton, NY
  • Average visibility in April: 10km

Months with the highest visibility are April, June, July, August, September, October and November (10km).
Months with the lowest visibility are January, February, March, May and December (9km).