April weather forecast
Olney, MD

Share

Weather in April

April in Olney, Maryland, is a comfortable spring month, with temperature in the range of an average high of 64.2°F (17.9°C) and an average low of 46°F (7.8°C).

Temperature

The start of April is characterized by an increase in the average high-temperature, transitioning from a fresh 52°F (11.1°C) in March to a refreshing 64.2°F (17.9°C). Olney's nights in April cool down to an average low-temperature of 46°F (7.8°C).

Humidity

The average relative humidity in April is 72%.

Rainfall

In April, the rain falls for 16.3 days. Throughout April, 2.87" (73mm) of precipitation is accumulated. In Olney, during the entire year, the rain falls for 160.9 days and collects up to 32.99" (838mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. April is the last month it regularly snows. During 0.2 snowfall days, in April, Olney aggregates 0.28" (7mm) of snow. In Olney, during the entire year, snow falls for 17.1 days and aggregates up to 10.2" (259mm) of snow.

Daylight

In Olney, the average length of the day in April is 13h and 16min.
On the first day of the month, sunrise is at 6:51 am and sunset at 7:32 pm. On the last day of April, in Olney, sunrise is at 6:10 am and sunset at 8:00 pm EDT.

Sunshine

In April, the average sunshine is 8.8h.

UV index

In Olney, the average daily maximum UV index in April is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 4 in April, converts into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average April temperature?

The high-temperature in Olney during April is 64.2°F (17.9°C) and the low-temperature is 46°F (7.8°C).

What is the average humidity in April in Olney?

The average relative humidity in April is 72%.

How much does it rain in April?

In Olney, in April, it is raining for 16.3 days, with typically 2.87" (73mm) of accumulated precipitation.

What is the last month it snows?

April is the last month it regularly snows. During 0.2 snowfall days, in April, Olney aggregates 0.28" (7mm) of snow.

How many hours of daylight does Olney have in April?

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

When are sunrise and sunset in April?

In April, on the first day of the month, sunrise is at 6:51 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:00 pm EDT.

How long on average sun shines in April?

In Olney, the average sunshine duration in April is 8.8h.

What is the UV index intensity in April in Olney?

In Olney, the average daily maximum UV index in April is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Olney, MD

Average temperature in April - Olney, MD
  • Average high temperature in April: 64.2°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in April: 46°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

Average pressure in April
Olney, MD

Average pressure in April - Olney, MD
  • Average pressure in April: 29.99"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in April
Olney, MD

Average wind speed in April - Olney, MD
  • Average wind speed in April: 8mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in April
Olney, MD

Average humidity in April - Olney, MD
  • Average humidity in April: 72%

The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).

Average rainfall in April
Olney, MD

Average rainfall in April - Olney, MD
  • Average rainfall in April: 2.87"

The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").

Average rainfall days in April
Olney, MD

Average rainfall days in April - Olney, MD
  • Average rainfall days in April: 16.3 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in April
Olney, MD

Average snowfall in April - Olney, MD
  • Average snowfall in April: 0.28"

The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in April
Olney, MD

Average snowfall days in April - Olney, MD
  • Average snowfall days in April: 0.2 days

The months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in April /
Average sunshine in April
Olney, MD

Average daylight in April / Average sunshine in April - Olney, MD
  • 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 30min).

  • Average sunshine in April: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in April
Olney, MD

Average sunshine days in April - Olney, MD
  • Average sunshine days in April: 11.9 days

The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).

Average UV index in April
Olney, MD

Average UV index in April - Olney, MD
  • Average UV index in April: 4

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, November and December (UV index 2).

Average cloud cover in April
Olney, MD

Average cloud cover in April - Olney, MD
  • Average cloud cover in April: 42

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in April
Olney, MD

Average visibility in April - Olney, MD
  • Average visibility in April: 6mi

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

Olney, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location