Weather in July in Martinsburg, Wv

• The average temperature in Martinsburg, Wv in July is fairly hot at 24 °C (75.2 °F).
• Afternoons can be very hot with average high temperatures reaching 30.4 °C (86.7 °F).
• Overnight temperatures are generally very mild with an average low of 17.6 °C (63.7 °F).
• The average daily temperature range/ variation in July is 12.8 °C (23 °F).
• Precipitation averages for July are high with 89.7mm (3.5 in) recorded.
• The shortest day is 14h 15' long and the longest day is 14h 54' long with an average length of 14h 38'.

Weather Trend Graph for July in Martinsburg, Wv, Usa