April weather forecast
Alva, OK

Weather in April

April is a pleasant spring month in Alva, Oklahoma, with temperature in the range of an average low of 48.7°F (9.3°C) and an average high of 69.4°F (20.8°C).

Temperature

In Alva, Oklahoma, the average high-temperature in April marginally rises from a comfortable 61°F (16.1°C) in March to a pleasant 69.4°F (20.8°C). The average low-temperature, in Alva, is 48.7°F (9.3°C).

Humidity

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

Rainfall

In Alva, Oklahoma, during 11.6 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. In Alva, during the entire year, the rain falls for 105.5 days and collects up to 18.11" (460mm) of precipitation.

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, Alva aggregates 0.2" (5mm) of snow. In Alva, during the entire year, snow falls for 10.8 days and aggregates up to 5.16" (131mm) of snow.

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 7:56 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 8:22 pm CDT.

Sunshine

In April, the average sunshine is 8.9h.

UV index

In April, the average daily maximum UV index in Alva is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 4 in April transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in April in Alva?

In April, the average relative humidity is 63%.

How many days does it rain in April in Alva?

In Alva, during April, the rain falls for 11.6 days and regularly aggregates up to 1.97" (50mm) of precipitation.

What is the last month it snows in Alva?

April is the last month it regularly snows in Alva, Oklahoma. 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 Alva, the average day length in April is 13h and 10min.

What time are sunrise and sunset in April in Alva?

In April, on the first day of the month, sunrise is at 7:19 am and sunset at 7:56 pm. On the last day of the month, in Alva, Oklahoma, sunrise is at 6:41 am and sunset at 8:22 pm CDT.

How long on average sun shines in April in Alva?

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

What is the UV index reading in April in Alva?

The average daily maximum UV index in April in Alva is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
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 10min

The month with the longest days is June (Average daylight: 14h and 38min).
The month with the shortest days is December (Average daylight: 9h and 41min).

  • Average sunshine in April: 8h and 54min

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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