nomadseason

April Weather in Martinsburg, United States

Last updated: June 24, 2025

In April, the average temperature in Martinsburg, United States hovers around 12°C (55°F), with temperatures ranging from a chilly -3°C (27°F) to a warm 31°C (88°F). Expect about 106 mm (4.2 in) of precipitation spread over 12 days, contributing to an average humidity level of 84%.

April Temperature in Martinsburg

In April in Martinsburg, the average temperature is 12°C (55°F). Maximums can reach 31°C (88°F), while minimums can drop as low as -3°C (27°F). Be prepared for fluctuating temperatures and pack accordingly for your travels.

April Weather in Martinsburg: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Martinsburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Martinsburg, April typically has an average temperature of 12°C (55°F), with highs reaching up to 31°C (88°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec343844546473797670604538
Data source: Temperature data for Martinsburg generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Martinsburg

In Martinsburg in April, the precipitation amount is 106 mm (4.2 in), occurring over a span of 12 days.

April Precipitation Trends in Martinsburg

The chart displays monthly precipitation patterns in Martinsburg, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Martinsburg, April typically receives around 106 mm (4.2 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec639286106135103116981101077894
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Martinsburg

In Martinsburg in April, humidity is 84%. With an average temperature of 12°C (55°F), this humidity feels like a thick blanket wrapping around you, making it a challenge for traveling as you might feel sticky and uncomfortable while exploring the sights.

April Average Humidity in Martinsburg

This chart illustrates the average monthly humidity levels in Martinsburg, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Martinsburg is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Martinsburg

In Martinsburg in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Martinsburg.

Maximum UV Index Levels in Martinsburg for April

The chart shows the monthly maximum UV Index (UVI) for Martinsburg in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Martinsburg typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec357910101098743
Data source: Martinsburg April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How April Weather in Martinsburg Compares to Other Months

Weather in Martinsburg varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Martinsburg, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Martinsburg, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)63 mm (2.5 inches)86%moderate
February Weather3°C (38°F)92 mm (3.6 inches)86%moderate
March Weather7°C (44°F)86 mm (3.4 inches)86%high
April Weather12°C (55°F)106 mm (4.2 inches)84%very high
May Weather18°C (65°F)135 mm (5.3 inches)78%very high
June Weather23°C (73°F)103 mm (4.0 inches)79%very high
July Weather26°C (79°F)116 mm (4.5 inches)70%very high
August Weather25°C (76°F)98 mm (3.8 inches)59%very high
September Weather21°C (70°F)109 mm (4.3 inches)68%very high
October Weather15°C (60°F)107 mm (4.2 inches)80%high
November Weather7°C (45°F)78 mm (3.1 inches)86%moderate
December Weather3°C (38°F)94 mm (3.7 inches)85%moderate

Compare Martinsburg's Climate with Cities Worldwide