April weather forecast
Martinsville, IN

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Weather in April

April in Martinsville, Indiana, is a refreshing spring month, with an average temperature fluctuating between 45.5°F (7.5°C) and 62.2°F (16.8°C).

Temperature

Martinsville in April shows a temperature shift, moving from an average high of a fresh 50.9°F (10.5°C) in March to a comfortable 62.2°F (16.8°C). Throughout April, the temperature tends to fall to a consistent average low of 45.5°F (7.5°C).

Humidity

In April, the average relative humidity is 78%.

Rainfall

In Martinsville, Indiana, in April, it is raining for 16.6 days, with typically 3.03" (77mm) of accumulated precipitation. In Martinsville, during the entire year, the rain falls for 160.4 days and collects up to 27.05" (687mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Martinsville. April is the last month it regularly snows. During 0.9 snowfall days, in April, Martinsville aggregates 0.16" (4mm) of snow. In Martinsville, Indiana, during the entire year, snow falls for 33.2 days and aggregates up to 8.27" (210mm) of snow.

Daylight

In Martinsville, the average length of the day in April is 13h and 16min.
On the first day of April in Martinsville, Indiana, sunrise is at 7:28 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 8:38 pm EDT.

Sunshine

The average sunshine in April in Martinsville is 7h.

UV index

In Martinsville, the average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 4 during April translates into these guidelines:
Guard yourself - Avoiding sunburn is suggested. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in Martinsville in April?

In Martinsville, in April, the average high-temperature is 62.2°F (16.8°C), and the average low-temperature is 45.5°F (7.5°C).

What is the average humidity in April in Martinsville?

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

How many days does it rain in April in Martinsville?

In April, in Martinsville, the rain falls for 16.6 days. Throughout April, 3.03" (77mm) of precipitation is accumulated.

What is the last month it snows in Martinsville?

April is the last month it regularly snows in Martinsville. During 0.9 snowfall days, in April, Martinsville aggregates 0.16" (4mm) of snow.

How many hours of daylight does Martinsville have in April?

In April, the average day length in Martinsville is 13h and 16min.

When are sunrise and sunset in April in Martinsville?

On the first day of April, sunrise is at 7:28 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 8:38 pm EDT.

How many hours of sunshine does Martinsville have in April?

The average sunshine duration in April is 7h.

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 value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
Martinsville, IN

Average temperature in April - Martinsville, IN
  • Average high temperature in April: 62.2°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in April: 45.5°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

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Average pressure in April
Martinsville, IN

Average pressure in April - Martinsville, IN
  • Average pressure in April: 29.95"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in April
Martinsville, IN

Average wind speed in April - Martinsville, IN
  • Average wind speed in April: 9.2mph

The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

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Average humidity in April
Martinsville, IN

Average humidity in April - Martinsville, IN
  • Average humidity in April: 78%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in April
Martinsville, IN

Average rainfall in April - Martinsville, IN
  • Average rainfall in April: 3.03"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in April
Martinsville, IN

Average rainfall days in April - Martinsville, IN
  • Average rainfall days in April: 16.6 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is February (8.6 days).

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Average snowfall in April
Martinsville, IN

Average snowfall in April - Martinsville, IN
  • Average snowfall in April: 0.16"

The month with the highest snowfall is January (2.24").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in April
Martinsville, IN

Average snowfall days in April - Martinsville, IN
  • Average snowfall days in April: 0.9 days

The month with the highest number of snowfall days is January (10.1 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
Martinsville, IN

Average daylight in April / Average sunshine in April - Martinsville, IN
  • Average daylight in April: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in April: 7h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

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Average sunshine days in April
Martinsville, IN

Average sunshine days in April - Martinsville, IN
  • Average sunshine days in April: 11.4 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9.3 days).

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Average UV index in April
Martinsville, IN

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

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

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Average cloud cover in April
Martinsville, IN

Average cloud cover in April - Martinsville, IN
  • Average cloud cover in April: 46

The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in April
Martinsville, IN

Average visibility in April - Martinsville, IN
  • Average visibility in April: 6mi

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

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Martinsville, Indiana, USA

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