April weather forecast
Graham Valley, IN

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Weather in April

April is a refreshing spring month in Graham Valley, Indiana, with an average temperature fluctuating between 48.6°F (9.2°C) and 65.8°F (18.8°C).

Temperature

April's onset is marked by a temperature increase, moving from a cool 54.5°F (12.5°C) in March to an enjoyable 65.8°F (18.8°C). Throughout the month of April, the average temperature dips to a chilly 48.6°F (9.2°C) at night.

Humidity

In Graham Valley, the average relative humidity in April is 77%.

Rainfall

April is the month with the most rainfall in Graham Valley. Rain falls for 17.1 days and accumulates 5.31" (135mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. April is the last month it regularly snows in Graham Valley. During 0.3 snowfall days, in April, Graham Valley aggregates 0.04" (1mm) of snow. Throughout the year, there are 21.1 snowfall days, and 6.26" (159mm) of snow is accumulated.

Daylight

In April, the average length of the day is 13h and 13min.
On the first day of the month, sunrise is at 6:32 am and sunset at 7:12 pm. On the last day of April, sunrise is at 5:52 am and sunset at 7:39 pm CDT.

Sunshine

The average sunshine in April is 8.5h.

UV index

The average daily maximum UV index in April is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in April interprets into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in April?

In Graham Valley, 65.8°F (18.8°C) is the average high-temperature and 48.6°F (9.2°C) is the average low-temperature during April.

What is the average humidity in April?

In Graham Valley, the average relative humidity in April is 77%.

What is the rainiest month?

April is the month with the most rainfall. Rain falls for 17.1 days and accumulates 5.31" (135mm) of precipitation.

How many days does it rain in April?

In Graham Valley, in April, during 17.1 rainfall days, 5.31" (135mm) of precipitation is typically accumulated.

What is the last month it snows in Graham Valley?

April is the last month it regularly snows. During 0.3 snowfall days, in April, Graham Valley aggregates 0.04" (1mm) of snow.

What is the average length of the day in April?

In Graham Valley, the average day length in April is 13h and 13min.

When is the sunrise / sunset in April?

On the first day of April in Graham Valley, sunrise is at 6:32 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 7:39 pm CDT.

How many hours of sunshine does Graham Valley have in April?

The average sunshine duration in April is 8.5h.

How high is the UV index in April?

In April, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Graham Valley, IN

Average temperature in April - Graham Valley, IN
  • Average high temperature in April: 65.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in April: 48.6°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in April
Graham Valley, IN

Average pressure in April - Graham Valley, IN
  • Average pressure in April: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in April
Graham Valley, IN

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

The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity in April
Graham Valley, IN

Average humidity in April - Graham Valley, IN
  • Average humidity in April: 77%

The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in April
Graham Valley, IN

Average rainfall in April - Graham Valley, IN
  • Average rainfall in April: 5.31"

The wettest month (with the highest rainfall) is April (5.31").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in April
Graham Valley, IN

Average rainfall days in April - Graham Valley, IN
  • Average rainfall days in April: 17.1 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is January (9.9 days).

Average snowfall in April
Graham Valley, IN

Average snowfall in April - Graham Valley, IN
  • Average snowfall in April: 0.04"

The month with the highest snowfall is January (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Graham Valley, IN

Average snowfall days in April - Graham Valley, IN
  • Average snowfall days in April: 0.3 days

The month with the highest number of snowfall days is January (6.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in April /
Average sunshine in April
Graham Valley, IN

Average daylight in April / Average sunshine in April - Graham Valley, IN
  • Average daylight in April: 13h and 1min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in April: 8h and 3min

The months with the most sunshine are June, July and August (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 24min).

Average sunshine days in April
Graham Valley, IN

Average sunshine days in April - Graham Valley, IN
  • Average sunshine days in April: 11.2 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is July (8.9 days).

Average UV index in April
Graham Valley, IN

Average UV index in April - Graham Valley, IN
  • Average UV index in April: 5

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

Average cloud cover in April
Graham Valley, IN

Average cloud cover in April - Graham Valley, IN
  • Average cloud cover in April: 42

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in April
Graham Valley, IN

Average visibility in April - Graham Valley, IN
  • 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).

Graham Valley, Indiana, USA

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