April weather forecast and climate
Olcott, NY

April is a frosty spring month in Olcott, New York, with average temperature ranging between min 38.1°F (3.4°C) and max 48.6°F (9.2°C).

Temperature

In Olcott, the average high-temperature in April rises, from a wintry 38.3°F (3.5°C) in March, to a frosty 48.6°F (9.2°C). The average low-temperature, in April, is 38.1°F (3.4°C).

Humidity

The average relative humidity in Olcott, New York, is 77%.

Rainfall

In Olcott, New York, during April, the rain falls for 15.9 days and regularly aggregates up to 2.76" (70mm) of precipitation. In Olcott, during the entire year, the rain falls for 168.5 days and collects up to 29.02" (737mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Olcott, during April, snow falls for 2.9 days and regularly aggregates up to 1.06" (27mm) of snow. Throughout the year, in Olcott, there are 59.1 snowfall days, and 17.28" (439mm) of snow is accumulated.

Ocean temperature

In Olcott, the average water temperature is 38.7°F (3.7°C).
Note: For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

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

Sunshine

The average sunshine in Olcott is 7.7h.

UV index

In Olcott, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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 Olcott?

In Olcott, in April, the average high-temperature is 48.6°F (9.2°C), and the average low-temperature is 38.1°F (3.4°C).

What is the average humidity in April in Olcott?

The average relative humidity in April in Olcott, New York, is 77%.

How many days does it rain in April in Olcott?

In April, in Olcott, New York, the rain falls for 15.9 days. Throughout April, 2.76" (70mm) of precipitation is accumulated.

How many days does it snow in April in Olcott?

In April, in Olcott, it is snowing for 2.9 days. Throughout April, 1.06" (27mm) of snow is accumulated.

What is the water temperature in April in Olcott?

In Olcott, in April, the average water temperature is 38.7°F (3.7°C). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

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

In April, the average length of the day in Olcott, New York, is 13.5h.

How long on average sun shines in April in Olcott?

In Olcott, New York, the average sunshine in April is 7.7h.

What is the UV index reading in April in Olcott?

The average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV rays.
Average temperature in April - Olcott, NY
  • Average high temperature in April: 9.2°C

The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (-1.3°C).

  • Average low temperature in April: 3.4°C

The month with the highest average low temperature is August (18.8°C).
The coldest month (with the lowest average low temperature) is January (-5.7°C).

Average pressure in April - Olcott, NY
  • Average pressure in April: 1014.7mbar

The month with the highest atmospheric pressure is November (1018.5mbar).
The month with the lowest atmospheric pressure is June (1013.2mbar).

Average wind speed in April - Olcott, NY
  • Average wind speed in April: 17.9km/h

The windiest month (with the highest average wind speed) is January (21.7km/h).
The calmest month (with the lowest average wind speed) is July (12.4km/h).

Average humidity in April - Olcott, NY
  • Average humidity in April: 77%

Months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is September (74%).

Average rainfall in April - Olcott, NY
  • Average rainfall in April: 70mm

The wettest month (with the highest rainfall) is May (77mm).
The driest month (with the least rainfall) is September (49mm).

Average rainfall days in April - Olcott, NY
  • Average rainfall days in April: 15.9 days

The month with the highest number of rainy days is October (18.5 days).
The month with the least rainy days is February (8.5 days).

Average snowfall in April - Olcott, NY
  • Average snowfall in April: 27mm

The month with the highest snowfall is February (114mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April - Olcott, NY
  • Average snowfall days in April: 2.9 days

The month with the highest number of snowfall days is January (15.3 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in April - Olcott, NY
  • Average sea temperature in April: 3.7°C

The best month for swimming (with the highest average sea temperature) is August (22.7°C).
The coldest month (with the lowest average sea temperature) is March (2°C).

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

The month with the longest days is June (Average daylight: 15.4h).
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: 10.8h).
The month with the least sunshine is January (Average sunshine: 2.6h).

Average sunshine days in April - Olcott, NY
  • Average sunshine days in April: 10.8 days

The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is February (6.6 days).

Average UV index in April - Olcott, 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 - Olcott, NY
  • Average cloud cover in April: 49

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 26).

Average visibility in April - Olcott, NY
  • Average visibility in April: 9km

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