April weather forecast and climate
Martinsville, MO

April in Martinsville, Missouri, is an enjoyable spring month, with average temperature fluctuating between 62.2°F (16.8°C) and 43.7°F (6.5°C).

Temperature

In Martinsville, the average high-temperature in April increases, from a cool 50.4°F (10.2°C) in March, to an enjoyable 62.2°F (16.8°C). The average low-temperature, in Martinsville, is 43.7°F (6.5°C).

Humidity

The average relative humidity in April is 74%.

Rainfall

In Martinsville, during April, the rain falls for 13.8 days and regularly aggregates up to 2.32" (59mm) of precipitation. Throughout the year, in Martinsville, there are 129.2 rainfall days, and 25.35" (644mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In April, in Martinsville, it is snowing for 0.6 days. Throughout April, 1.34" (34mm) of snow is accumulated. Throughout the year, in Martinsville, there are 26.5 snowfall days, and 12.64" (321mm) of snow is accumulated.

Daylight

In Martinsville, the average length of the day in April is 13.3h.

Sunshine

In Martinsville, the average sunshine in April is 8.3h.

UV index

In Martinsville, Missouri, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in April in Martinsville?

In April, in Martinsville, Missouri, the average high-temperature is 62.2°F (16.8°C), and the average low-temperature is 43.7°F (6.5°C).

What is the average humidity in April in Martinsville?

In Martinsville, Missouri, the average relative humidity in April is 74%.

How many days does it rain in April in Martinsville?

In April, in Martinsville, Missouri, the rain falls for 13.8 days. Throughout April, 2.32" (59mm) of precipitation is accumulated.

How much does it snow in Martinsville in April?

In Martinsville, Missouri, during April, snow falls for 0.6 days and regularly aggregates up to 1.34" (34mm) of snow.

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

In Martinsville, the average length of the day in April is 13.3h.

How long on average sun shines in April in Martinsville?

In April, the average sunshine in Martinsville is 8.3h.

What is the UV index reading in April in Martinsville?

In Martinsville, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.
Average temperature in April - Martinsville, MO
  • Average high temperature in April: 16.8°C

The warmest month (with the highest average high temperature) is July (29.2°C).
The month with the lowest average high temperature is January (0.3°C).

  • Average low temperature in April: 6.5°C

The month with the highest average low temperature is July (19.3°C).
The coldest month (with the lowest average low temperature) is January (-7.4°C).

Average pressure in April - Martinsville, MO
  • Average pressure in April: 1013.1mbar

The month with the highest atmospheric pressure is January (1021.6mbar).
The month with the lowest atmospheric pressure is June (1012mbar).

Average wind speed in April - Martinsville, MO
  • Average wind speed in April: 15.8km/h

The windiest month (with the highest average wind speed) is March (16.1km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).

Average humidity in April - Martinsville, MO
  • Average humidity in April: 74%

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in April - Martinsville, MO
  • Average rainfall in April: 59mm

The wettest month (with the highest rainfall) is June (98mm).
The driest months (with the least rainfall) are January and February (23mm).

Average rainfall days in April - Martinsville, MO
  • Average rainfall days in April: 13.8 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (4.1 days).

Average snowfall in April - Martinsville, MO
  • Average snowfall in April: 34mm

The month with the highest snowfall is January (92mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in April - Martinsville, MO
  • Average snowfall days in April: 0.6 days

The month with the highest number of snowfall days is January (8 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in April / Average sunshine in April - Martinsville, MO
  • Average daylight in April: 13.3h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in April: 8.3h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is January (Average sunshine: 4.6h).

Average sunshine days in April - Martinsville, MO
  • Average sunshine days in April: 14.4 days

The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in April - Martinsville, MO
  • Average UV index in April: 4

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in April - Martinsville, MO
  • Average cloud cover in April: 42

Months with the most cloud cover are January and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in April - Martinsville, MO
  • Average visibility in April: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).