April weather forecast and climate
Greater Rochester International Airport, NY

What is the temperature in April in Greater Rochester International Airport?

In Greater Rochester International Airport, New York, in April, the average high-temperature is 55.4°F (13°C), and the average low-temperature is 35.6°F (2°C).

How much does it rain in Greater Rochester International Airport in April?

In Greater Rochester International Airport, New York, during April, the rain falls for 13 days and regularly aggregates up to 2.7" (69mm) of precipitation.

How cold is the water in April in Greater Rochester International Airport?

In April, in Greater Rochester International Airport, the average sea temperature is 37.4°F (3°C). 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.
Average temperature in April - Greater Rochester International Airport, NY
  • Average high temperature in April: 55°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in April: 36°F

Months with the highest average low temperature are July and August (59°F).
Coldest months (with the lowest average low temperature) are January and February (16°F).

Average rainfall in April - Greater Rochester International Airport, NY
  • Average rainfall in April: 2.7"

The wettest month (with the highest rainfall) is August (3.3").
Driest months (with the lowest rainfall) are January and February (2").

Average rainfall days in April - Greater Rochester International Airport, NY
  • Average rainfall days in April: 13 days

The month with the highest number of rainy days is December (17 days).
The month with the lowest number of rainy days is July (9 days).

Average sea temperature in April - Greater Rochester International Airport, NY
  • Average sea temperature in April: 37°F

The best month for swimming (with the highest average sea temperature) is August (70°F).
Coldest months (with the lowest average sea temperature) are February and March (36°F).

Average daylight in April / Average sunshine in April - Greater Rochester International Airport, NY
  • Average daylight in April: 13.4h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).

  • Average sunshine in April: 7h

Months with most sunshine are June and July (Average sunshine: 10h).
Months with least sunshine are January, November and December (Average sunshine: 3).

Average UV index in April - Greater Rochester International Airport, NY
  • Average UV index in April: 5

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January and December (UV index 1).

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