Rochester
New York, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Rochester, NY

The High Falls in Rochester, New York, and the distant view of the city
The High Falls in Rochester, New York, and the distant view of the city
April is a moderate spring month in Rochester, New York, with average temperature ranging between max 55.9°F (13.3°C) and min 36.7°F (2.6°C).

Temperature

In April, the average high-temperature rises, from a frosty 42.8°F (6°C) in March, to a mild 55.9°F (13.3°C). In April, the average low-temperature is 36.7°F (2.6°C).

Humidity

The least humid month in Rochester is April, with an average relative humidity of 67%.

Rainfall

In Rochester, during April, the rain falls for 13.1 days and regularly aggregates up to 2.7" (69.3mm) of precipitation. Throughout the year, there are 166.8 rainfall days, and 34.3" (870.4mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall.

Ocean temperature

In April, the average ocean temperature in Rochester is 38.5°F (3.6°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.

Daylight

In April, the average length of the day in Rochester is 13.4h.

Sunshine

In April, the average sunshine in Rochester is 7.2h.

What is the temperature in April in Rochester?

In Rochester, New York, in April, the average high-temperature is 55.9°F (13.3°C), and the average low-temperature is 36.7°F (2.6°C).

What is the least humid month in Rochester?

The least humid month in Rochester, New York, is April, with an average relative humidity of 67%.

What is the average humidity in April in Rochester?

In April, the average relative humidity in Rochester, New York, is 67%.

How much does it rain in Rochester in April?

In Rochester, in April, it is raining for 13.1 days, with typically 2.7" (69.3mm) of accumulated precipitation.

How many days does it snow in April in Rochester?

In Rochester, New York, during April, snow falls for 3.2 days and regularly aggregates up to 3.9" (99.1mm) of snow.

How cold is the water in April in Rochester?

In Rochester, the average seawater temperature in April is 38.5°F (3.6°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.

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

The average length of the day in April in Rochester, New York, is 13.4h.

How long on average sun shines in April in Rochester?

In Rochester, New York, the average sunshine in April is 7.2h.
Average temperature in April - Rochester, NY
  • Average high temperature in April: 56°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.7°F).

  • Average low temperature in April: 36.6°F

The month with the highest average low temperature is July (60.7°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

Average humidity in April - Rochester, NY
  • Average humidity in April: 67%

The month with the highest relative humidity is December (77.5%).
The month with the lowest relative humidity is April (67%).

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

The wettest month (with the highest rainfall) is August (3.5").
The driest month (with the lowest rainfall) is February (2").

Average rainfall days in April - Rochester, NY
  • Average rainfall days in April: 13.1 days

The month with the highest number of rainy days is January (19.4 days).
Months with the lowest number of rainy days are July and August (10.8 days).

Average snowfall in April - Rochester, NY
  • Average snowfall in April: 3.9"

The month with the highest snowfall is January (28.2").
Months with the lowest snowfall are June, July, August and September (0").

Average snowfall days in April - Rochester, NY
  • Average snowfall days in April: 3.2 days

The month with the highest number of snowfall days is January (18 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average sea temperature in April - Rochester, NY
  • Average sea temperature in April: 38.6°F

The best month for swimming (with the highest average sea temperature) is August (73°F).
The coldest month (with the lowest average sea temperature) is March (35.8°F).

Average daylight in April / Average sunshine in April - Rochester, 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: 9h).

  • Average sunshine in April: 7.2h

The month with most sunshine is July (Average sunshine: 10.1h).
The month with least sunshine is December (Average sunshine: 2.5h).