April weather forecast
Alva, OK

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Weather in April

April brings the joyful spring weather in full form to Alva, with a favorable rise in temperature and ample sunshine, while snowfall becomes a forgotten memory. Relative humidity increases slightly compared to March, suggesting frequent showers. The highest recorded rainfall in April reaches 1.97" (50mm), making it the rainiest month so far. The arrival of these spring showers signifies the provision for a flourishing environment. Transitioning into May, Alva preps for a warmer weather and eventually steps into the threshold of summer.

Temperature

The commencement of April in Alva sees a minor shift in the average high-temperature, moving from an enjoyable 61°F (16.1°C) in March to a pleasant 69.4°F (20.8°C). April in Alva, Oklahoma, witnesses an average low-temperature hovering around a frosty 48.7°F (9.3°C).

Humidity

The average relative humidity in April is 63%.

Rainfall

In Alva, during April, the rain falls for 11.6 days and regularly aggregates up to 1.97" (50mm) of precipitation. Throughout the year, there are 105.5 rainfall days, and 18.11" (460mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. April is the last month it regularly snows in Alva. During 0.4 snowfall days, in April, Alva aggregates 0.2" (5mm) of snow. Throughout the year, in Alva, Oklahoma, there are 10.8 snowfall days, and 5.16" (131mm) of snow is accumulated.

Daylight

The average length of the day in April is 13h and 10min.
On the first day of April, sunrise is at 7:19 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 8:22 pm CDT.

Sunshine

The average sunshine in April is 8.9h.

UV index

The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 4 in April transforms into the following instructions:
Undertake protective steps - Preventing sun damage is advised. To avoid the Sun's strongest rays, limit exposure around the mid-day period. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

What is the usual temperature for Alva in April?

An average high-temperature, in April, in Alva, is 69.4°F (20.8°C) and the average low-temperature is 48.7°F (9.3°C).

What is the average humidity in April in Alva?

In April, the average relative humidity in Alva is 63%.

How much does it rain in Alva in April?

In Alva, Oklahoma, in April, during 11.6 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

What is the last month it snows in Alva?

April is the last month it regularly snows in Alva. During 0.4 snowfall days, in April, Alva aggregates 0.2" (5mm) of snow.

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

In April, the average day length is 13h and 10min.

When is the sunrise / sunset in April in Alva?

On the first day of April in Alva, sunrise is at 7:19 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 8:22 pm CDT.

How long on average sun shines in April in Alva?

In Alva, Oklahoma, the average sunshine duration in April is 8.9h.

How high is the UV index in April in Alva?

In April, the average daily maximum UV index in Alva, Oklahoma, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in April
Alva, OK

Average temperature in April - Alva, OK
  • Average high temperature in April: 69.4°F

The warmest month (with the highest average high temperature) is July (95.4°F).
The month with the lowest average high temperature is January (46.6°F).

  • Average low temperature in April: 48.7°F

The month with the highest average low temperature is July (74.8°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in April
Alva, OK

Average pressure in April - Alva, OK
  • Average pressure in April: 29.89"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in April
Alva, OK

Average wind speed in April - Alva, OK
  • Average wind speed in April: 12mph

The windiest month (with the highest average wind speed) is April (12mph).
The calmest month (with the lowest average wind speed) is August (9mph).

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Average humidity in April
Alva, OK

Average humidity in April - Alva, OK
  • Average humidity in April: 63%

The month with the highest relative humidity is May (65%).
The month with the lowest relative humidity is July (53%).

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Average rainfall in April
Alva, OK

Average rainfall in April - Alva, OK
  • Average rainfall in April: 1.97"

The wettest month (with the highest rainfall) is May (3.43").
The driest months (with the least rainfall) are January, February, November and December (0.63").

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Average rainfall days in April
Alva, OK

Average rainfall days in April - Alva, OK
  • Average rainfall days in April: 11.6 days

The month with the highest number of rainy days is May (12.9 days).
The month with the least rainy days is January (3.7 days).

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Average snowfall in April
Alva, OK

Average snowfall in April - Alva, OK
  • Average snowfall in April: 0.2"

The month with the highest snowfall is February (1.73").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Alva, OK

Average snowfall days in April - Alva, OK
  • Average snowfall days in April: 0.4 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in April /
Average sunshine in April
Alva, OK

Average daylight in April / Average sunshine in April - Alva, OK
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in April: 8h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in April
Alva, OK

Average sunshine days in April - Alva, OK
  • Average sunshine days in April: 17 days

The month with the most sunshine days is January (25.2 days).
The month with the least sunshine days is September (15.5 days).

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Average UV index in April
Alva, OK

Average UV index in April - Alva, OK
  • Average UV index in April: 4

The month with the highest UV index is June (UV index 8).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in April
Alva, OK

Average cloud cover in April - Alva, OK
  • Average cloud cover in April: 32

The months with the most cloud cover are March and April (Cloud cover 32).
The month with the least cloud cover is June (Cloud cover 17).

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Average visibility in April
Alva, OK

Average visibility in April - Alva, OK
  • 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).

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Alva, Oklahoma, USA

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