Çaycuma in Summer
In summer (June, July and August), Çaycuma sees average daytime highs around 26°C and overnight lows near 18°C, with 121 mm of rain over about 18 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 23°C in early June to 26°C by late August. The sky is clear or mostly clear about 71% of the time across summer, and the air most often feels muggy.
Summer is Çaycuma's best season of the year to visit on our travel score. For the whole year in context, see Çaycuma's year-round climate.
- Avg daytime high
- 26°C
- warmest season of the year
- Avg overnight low
- 18°C
- Rainfall
- 121 mm
- 18 wet days
- Avg wind
- 9 km/h
- Travel score
- 7.8
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Çaycuma in Summer
Over the season highs climb from about 23°C in early June to 26°C by late August.
A typical summer day in Çaycuma reaches about 26°C and drops to 18°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Çaycuma
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Çaycuma weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / 2° | 84 | 13.3 | 4.1 | 9.3 | 1.4 |
| Feb | 9° / 3° | 73 | 12 | 3.6 | 10.3 | 1.8 |
| Mar | 12° / 5° | 78 | 12.7 | 1.8 | 11.7 | 2.9 |
| Apr | 16° / 8° | 49 | 9.1 | 0.2 | 13.1 | 5.1 |
| May | 20° / 12° | 47 | 7.2 | 0 | 14.3 | 7.0 |
| Jun | 24° / 17° | 47 | 7.1 | 0 | 14.9 | 7.7 |
| Jul | 27° / 19° | 37 | 5.2 | 0 | 14.7 | 7.9 |
| Aug | 27° / 20° | 38 | 5.2 | 0 | 13.7 | 7.8 |
| Sep | 24° / 16° | 65 | 7.5 | 0 | 12.3 | 7.7 |
| Oct | 20° / 12° | 86 | 9.7 | 0 | 10.9 | 6.5 |
| Nov | 15° / 8° | 77 | 9.8 | 0.5 | 9.7 | 4.6 |
| Dec | 10° / 4° | 90 | 12.5 | 2.4 | 9.1 | 2.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 71% of the time across summer.
Chance of precipitation in Summer
Çaycuma gets around 121 mm of rain over 18 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 9 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 48 min in early June to 13 hours by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.4 kWh/m².
Is summer a good time to visit Çaycuma?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is one of the better times to visit Çaycuma for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Çaycuma in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Çaycuma sees daytime highs around 26°C and nights near 18°C. Pack light clothes and sun protection. About 18 days see rain.
Sea temperature near Çaycuma in Summer
The nearest coast averages about 23°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 22 km away) is warmest in August at about 25°C and coldest in February near 8°C.
It's comfortable for a long swim from Jun 13 to Oct 10 — about 3.9 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 9 | 8 | 8 | 10 | 15 | 21 | 24 | 25 | 23 | 19 | 15 | 12 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Warm | Refreshing | Cool | Cool | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 9 | Bracing |
| Feb | 8 | Bracing |
| Mar | 8 | Bracing |
| Apr | 10 | Bracing |
| May | 15 | Cool |
| Jun | 21 | Refreshing |
| Jul | 24 | Refreshing |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 19 | Cool |
| Nov | 15 | Cool |
| Dec | 12 | Bracing |
UV index in Çaycuma in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Çaycuma peaks around June 23 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 2 | 3 | 6 | 6 | 8 | 8 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 2 | Moderate |
| Mar | 3 | Moderate |
| Apr | 6 | High |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Çaycuma in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Çaycuma is worst in March — around 17 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (August, 10 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 10 | 12 | 17 | 16 | 15 | 12 | 10 | 10 | 10 | 11 | 11 | 10 |
| Level | Good | Good | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 12 | Good |
| Mar | 17 | Moderate |
| Apr | 16 | Moderate |
| May | 15 | Moderate |
| Jun | 12 | Good |
| Jul | 10 | Good |
| Aug | 10 | Good |
| Sep | 10 | Good |
| Oct | 11 | Good |
| Nov | 11 | Good |
| Dec | 10 | Good |
Where is Çaycuma?
Çaycuma sits at 41.4°N, 32.1°E, 43 m above sea level, in Turkey. The nearest listed city is Zonguldak, 24 km away.
Topography around Çaycuma
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Çaycuma.
Within 3 km, the terrain around Çaycuma has significant variations in elevation — a maximum elevation change of 354 m around an average of 80 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 885 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,992 m.
The land around Çaycuma is covered by trees (49%) and grassland (33%) within 3 km, trees (71%) and grassland (24%) within 16 km, and trees (59%) and water (28%) within 80 km.
Turkey travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 41% of US
- price level, 2025
- GDP per capita
- $18,599
- 2025
- Happiness
- 5.3 / 10
- World Happiness, 2025
- Homicide rate
- 3.2
- per 100k, 2023
- Road deaths
- 6.7
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 488
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Çaycuma (41.4264°, 32.0756°, elevation 43 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.