April weather forecast
Port Byron, NY

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Weather in April

April in Port Byron, New York, is a cool spring month, with an average temperature fluctuating between 36.7°F (2.6°C) and 53.2°F (11.8°C).

Temperature

With the onset of April, Port Byron experiences a temperature shift, with the average high-temperature moving from a cold 39.9°F (4.4°C) in March to a fresh 53.2°F (11.8°C). April nights observe an average temperature dip to a cold 36.7°F (2.6°C).

Humidity

April is the least humid month, with an average relative humidity of 78%.

Rainfall

In Port Byron, New York, in April, it is raining for 17.3 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, in Port Byron, there are 164.7 rainfall days, and 29.17" (741mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Port Byron, during April, snow falls for 5.1 days and regularly aggregates up to 2.64" (67mm) of snow. In Port Byron, during the entire year, snow falls for 80.8 days and aggregates up to 35.91" (912mm) of snow.

Daylight

The average length of the day in April is 13h and 26min.
On the first day of the month, sunrise is at 6:46 am and sunset at 7:33 pm. On the last day of April, sunrise is at 6:00 am and sunset at 8:06 pm EDT.

Sunshine

The average sunshine in April is 7h.

UV index

The average daily maximum UV index in April is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In April, the maximum UV index of 3 suggests this advice:
Heed the precautions - Suggestions to avoid sunburn are made. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature?

In Port Byron, in April, the average high-temperature is 53.2°F (11.8°C), and the average low-temperature is 36.7°F (2.6°C).

What is the least humid month?

April is the least humid month, with an average relative humidity of 78%.

What is the average humidity in April?

In Port Byron, the average relative humidity in April is 78%.

How many days does it rain in April?

In Port Byron, in April, during 17.3 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

How much does it snow in April?

In Port Byron, in April, snow falls for 5.1 days, with typically accumulated 2.64" (67mm) of snow.

What is the average length of the day in April?

In Port Byron, the average day length in April is 13h and 26min.

When is the sunrise / sunset in April?

In April, on the first day of the month, sunrise is at 6:46 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 8:06 pm EDT.

How long on average sun shines in April in Port Byron?

The average sunshine duration in April is 7h.

What is the UV index reading in April?

In Port Byron, the average daily maximum UV index in April is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Port Byron, NY

Average temperature in April - Port Byron, NY
  • Average high temperature in April: 53.2°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in April: 36.7°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in April
Port Byron, NY

Average pressure in April - Port Byron, NY
  • Average pressure in April: 29.97"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in April
Port Byron, NY

Average wind speed in April - Port Byron, NY
  • Average wind speed in April: 9.5mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in April
Port Byron, NY

Average humidity in April - Port Byron, NY
  • Average humidity in April: 78%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is April (78%).

Average rainfall in April
Port Byron, NY

Average rainfall in April - Port Byron, NY
  • Average rainfall in April: 2.87"

The wettest month (with the highest rainfall) is October (3.27").
The driest months (with the least rainfall) are January and September (1.93").

Average rainfall days in April
Port Byron, NY

Average rainfall days in April - Port Byron, NY
  • Average rainfall days in April: 17.3 days

The month with the highest number of rainy days is April (17.3 days).
The month with the least rainy days is January (7.1 days).

Average snowfall in April
Port Byron, NY

Average snowfall in April - Port Byron, NY
  • Average snowfall in April: 2.64"

The month with the highest snowfall is February (7.48").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in April
Port Byron, NY

Average snowfall days in April - Port Byron, NY
  • Average snowfall days in April: 5.1 days

The month with the highest number of snowfall days is January (19.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Port Byron, NY

Average daylight in April / Average sunshine in April - Port Byron, NY
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in April: 7h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).

Average sunshine days in April
Port Byron, NY

Average sunshine days in April - Port Byron, NY
  • Average sunshine days in April: 8.8 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is February (6.3 days).

Average UV index in April
Port Byron, NY

Average UV index in April - Port Byron, NY
  • Average UV index in April: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in April
Port Byron, NY

Average cloud cover in April - Port Byron, NY
  • Average cloud cover in April: 54

The months with the most cloud cover are January and February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in April
Port Byron, NY

Average visibility in April - Port Byron, NY
  • Average visibility in April: 6mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

Port Byron, New York, USA

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