Derna Weather in July
With daytime temperatures of 33°C (91°F) and nighttime lows of 22°C (72°F), July in Derna brings very high temperatures during the day. It is also the driest month of the year, with minimal rainfall.
Rainfall in Derna in July
Expect fewer clouds and less rain as the month goes on. This makes it an ideal time for outdoor activities. This month experiences about 0 days of rain according to historical data, averaging 0.2 mm (0.01 in). Any rain that does arrive is likely to be light drizzle rather than a proper shower.
Temperature in Derna in July
The temperature in Derna in July is perfect. Daytime highs reach 33°C (91°F), with nights dropping to 22°C (72°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. At 22°C (72°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Derna in July
With approximately 316 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.
Wind Speed in Derna in July
In July, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.
Average water temperature in July
With water at 25°C (77°F), you can expect warm, pleasant conditions for any water activity. There's no adjustment period — it feels comfortable straight away.Our weather planner can help you find worldwide destinations with pleasant weather during this period. February, March, April, May, October, November and December typically offer the best weather for Derna.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Libya, check out our Derna's climate page.
Derna Temperature in July
Min Temperature
22°C (72°F)
Max Temperature
33°C (91°F)
Water Temperature
25°C (77°F)
Chance of Rain
1%
Precipitation
0.2 mm (0.01 in)
Rainy days
0 days
Humidity
80%
Windspeed
4 m/s (8 knots)
Sunshine
316 hours
Percentage Sunshine
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Derna typically stay consistent throughout July, with daily highs averaging around 33°C (91°F). Nights are warm, with lows around 22°C (72°F).
Average temperatures in July
Historical weather for Derna in July
Browse day-by-day weather records for Derna spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Derna historical weather extremes in July
Our historical data for Derna spans 2004 to 2025, revealing these weather extremes.
- The hottest July day on record in Derna reached 41°C (106°F) (July 1, 2017).
- The lowest daytime temperature in July was 18°C (64°F), recorded on July 9, 2005.
- Nighttime temperatures dropped to 16°C (61°F) on July 6, 2008, marking the coldest July night on record.
Best Places in Libya in July
Find out more about the weather in Libya and which places have the best travel conditions in this month. See all of Libya in July →
perfect weather
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tolerable
unpleasant
poor
What to Wear in Derna in July
Warm but pleasant conditions in Derna in July. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect water temperatures of around 25°C (77°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Derna in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Libya, check out our Derna's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Derna climate overview or explore weather in Libya.
