Weather in Marmaris in July

How July compares

July is the 1st warmest month of the year in Marmaris and ranks 11th of 134 destinations we compare for July - see where else is hot in July. Within Turkey it is 5th of 18 (Turkey in July). Against London's average high of 21.8°C in July, Marmaris is 11.7°C warmer by day and 10.9°C warmer at night.

Daytime and night-time in July

The typical July day in Marmaris peaks at 33.5°C, but that is an average: the warmest 10% of days reach 36.8°C or more. About 100% of days top 25°C and almost every pass 30°C. Nights average 24.4°C; one night in ten drops to 22.6°C or lower, so pack a layer for evenings. Between 1991 and 2020 the hottest July day here reached 44.5°C (2017-07-01) and the coldest night 19.8°C (1992-07-01).

Rain in July

Dry (3 rainy days or fewer): about 1 days with 1 mm or more, 3 mm in total. Year to year it varies a lot - the wettest July was 2019 with 24 mm, the driest 1993 with 0 mm. Humidity averages 53%.

Sea temperature in July

The sea averages 25.2°C - warm enough to swim (22°c+). Depending on the year it ranges from 24.3°C to 26.1°C. For the warmest sea here, come in August (26.9°C).

Sunshine and daylight

Around 13.8 hours of sunshine a day (estimated from cloud cover), 14.3 hours of daylight: the sun rises about 06:00 and sets about 20:26 local time in mid-July. Average cloud cover is 3%.

Is July a good time to visit Marmaris?

Yes - it is one of the better months: hot days, little rain and long sunny days. The best months for Marmaris on our scoring are September, June, May; months averaging 25°C or more: Jun, Jul, Aug, Sep.

Expect heat that shapes your day

July is Marmaris's warmest month, with 91% of days reaching 30°C. The hottest 10% reach 36.8°C or more, so the average high should not be treated as a ceiling. Plan anything energetic for the morning and leave the middle of the day for shade, indoor breaks or a slower pace. Loose, light clothing, a hat and regular water breaks make more sense than a packed schedule. Evenings offer relief from direct sunshine rather than genuinely cool air, so light clothes should remain useful after dark. Air conditioning is a sensible accommodation priority, especially if warm bedrooms tend to disturb your sleep.

Good swimming weather, with little rain

The sea is warm enough for comfortable swimming, with July temperatures ranging from 24°C to 26°C across years. That makes time in the water a strong reason to choose this month, though it will feel warm rather than sharply cooling. There is about 1 rainy day, so wet weather is unlikely to dictate your holiday. The catch is the amount of sun: around 13.8 hours daily leaves plenty of time outdoors but also makes shade and sun protection important. Use the long daylight to spread out your plans rather than staying exposed through the hottest part of the afternoon. This weather suits leisurely days better than sustained exertion.