April weather forecast
Westchester, SC

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Weather in April

April in Westchester, South Carolina, is an agreeable spring month, with an average temperature varying between 71.4°F (21.9°C) and 61.9°F (16.6°C).

Temperature

With the onset of April, Westchester observes a minor temperature ascent, with the average high-temperature adjusting from March's comfortable 64.4°F (18°C) to an agreeable 71.4°F (21.9°C). Westchester cools down to an average low-temperature of 61.9°F (16.6°C) throughout the month of April.

Humidity

In April, the average relative humidity is 75%.

Rainfall

In Westchester, in April, it is raining for 8.8 days, with typically 0.71" (18mm) of accumulated precipitation. In Westchester, during the entire year, the rain falls for 113.3 days and collects up to 10" (254mm) of precipitation.

Snowfall

In Westchester, snow does not fall in February through November.

Daylight

In April, the average length of the day is 13h and 1min.
On the first day of April in Westchester, sunrise is at 7:06 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:01 pm EDT.

Sunshine

The average sunshine in April is 10h.

UV index

The average daily maximum UV index in April is 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In April, a regular UV index of 6 translates into these guidelines:
Shun overexposure. Protection from sun ravages is indispensable. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in April?

The average high-temperature, in April, in Westchester, is 71.4°F (21.9°C), while the average low-temperature is 61.9°F (16.6°C).

What is the average humidity in April?

The average relative humidity in April is 75%.

How much does it rain in April?

In April, the rain falls for 8.8 days. Throughout April, 0.71" (18mm) of precipitation is accumulated.

When it does not snow?

February through November are months without snowfall.

How many hours of daylight does Westchester have in April?

The average day length in April is 13h and 1min.

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 7:06 am and sunset at 7:40 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 8:01 pm EDT.

How long on average sun shines in April?

The average sunshine duration in April in Westchester is 10h.

What is the UV index reading in April?

In April, the average daily maximum UV index in Westchester is 6. A UV Index of 6 to 7 symbolizes a high health threat from 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
Westchester, SC

Average temperature in April - Westchester, SC
  • Average high temperature in April: 71.4°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in April: 61.9°F

The months with the highest average low temperature are July and August (78.4°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).

Average pressure in April
Westchester, SC

Average pressure in April - Westchester, SC
  • Average pressure in April: 30.03"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in April
Westchester, SC

Average wind speed in April - Westchester, SC
  • Average wind speed in April: 10.7mph

The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).

Average humidity in April
Westchester, SC

Average humidity in April - Westchester, SC
  • Average humidity in April: 75%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January, March and October (73%).

Average rainfall in April
Westchester, SC

Average rainfall in April - Westchester, SC
  • Average rainfall in April: 0.71"

The wettest month (with the highest rainfall) is August (1.93").
The driest month (with the least rainfall) is January (0.24").

Average rainfall days in April
Westchester, SC

Average rainfall days in April - Westchester, SC
  • Average rainfall days in April: 8.8 days

The month with the highest number of rainy days is August (17.3 days).
The month with the least rainy days is November (5.2 days).

Average snowfall days in April
Westchester, SC

Average snowfall days in April - Westchester, SC
  • Average snowfall days in April: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

Average daylight in April /
Average sunshine in April
Westchester, SC

Average daylight in April / Average sunshine in April - Westchester, SC
  • Average daylight in April: 13h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in April: 10h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in April
Westchester, SC

Average sunshine days in April - Westchester, SC
  • Average sunshine days in April: 20 days

The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is August (8.5 days).

Average UV index in April
Westchester, SC

Average UV index in April - Westchester, SC
  • Average UV index in April: 6

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in April
Westchester, SC

Average cloud cover in April - Westchester, SC
  • Average cloud cover in April: 27

The month with the most cloud cover is December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 25).

Average visibility in April
Westchester, SC

Average visibility in April - Westchester, SC
  • Average visibility in April: 6mi

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

Westchester, South Carolina, USA

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