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Siirt weather & best time to visit

City break

Siirt at a glance

Best time
May, Oct
Warmest month
Aug · 38°
Sunshine a year
2,630 h
Rain a year
765 mm
Climate
Temperate
Time zone
UTC+3
Elevation
893 m

Climate in Siirt

Siirt has a temperate climate with warm summers and cool winters. August is the warmest month with average highs of 38 °C, while January is the coolest at 8 °C. With around 2,630 hours of sunshine a year, Siirt is sunny; July is the sunniest month with 11.5 hours a day.

Holiday weather through the year

Best time to visit

Best time to visit Siirt

The best time to visit Siirt is in May and in October. For sightseeing, day trips and hiking, conditions are most comfortable in May and from October to November. From June to August it can get very hot, with highs of up to 38 °C. Rain is frequent from March to April; the wettest month is March with 140 mm.

Siirt through the seasons

How the weather changes over the seasons, with averages for each.

Siirt in spring

Mar – May

70

Good

  • 14–26 °C by day
  • 6.7 h of sun a day
  • 35 rainy days in all

Siirt in summer

Jun – Aug

54

Fair

  • 33–38 °C by day
  • 11.1 h of sun a day
  • 2 rainy days in all

Siirt in autumn

Sep – Nov

75

Good

  • 16–33 °C by day
  • 7.2 h of sun a day
  • 13 rainy days in all

Siirt in winter

Dec – Feb

22

Poor

  • 8–10 °C by day
  • 3.7 h of sun a day
  • 33 rainy days in all

Which month for what?

Beach & swimming

No sea nearby

Sea from 21 °C, warm and mostly dry

Sightseeing & hiking

May, Oct – Nov

15–28 °C and not too much rain

Peak heat

Jun – Aug

Highs of 33 °C or more

Rainy months

Mar – Apr

Rainy season or more than 12 rainy days

Snow

Jan – Feb

Snow on 2 or more days

Find your perfect month

Tell us what you like and we rate every month in Siirt for you.

Sunshine
Little rain

Your best months: May, October

Based on the climate averages; tap a month to see its details.

Your holiday weather, at a glance

Weather in October

Weather in October

90

Holiday weather in October

Excellent

Best time to visit: May, October

Good forSightseeing & walks

A typical day in October

  1. Morning, 08:00: about 18°
  2. Midday, 13:00: about 25°
  3. Afternoon, 16:00: about 24°
  4. Evening, 20:00: about 19°
  5. Night, 23:00: about 17°

06:1917:36

Pleasant evenings; a light layer can help.

Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.

Light for photos in October

Golden hour
Morning 06:03–06:55 · evening 17:01–17:53
Blue hour
Morning 05:53–06:03 · evening 17:53–18:03

Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.

October in Siirt compared with home

Home:

Loading the climate at home …

Early or late October?

In October, daytime highs fall from about 29° at the start of the month to 20° at the end. The days get 1.1 h shorter.

Early or late October?
October1 Oct31 Oct
Daytime high29°20°
Night-time low17°10°
Daylight11.8 h10.7 h

What is the weather like in Siirt in October?

In October, Siirt is warm: daytime highs average 25 °C, and nights cool down to about 14 °C. The sun shines for around 7.0 hours a day. Rain falls on about 6 days, adding up to 50 mm. All in all, October is an excellent month for a holiday in Siirt.

More details for October

Daylight
11 h 17 min06:19 – 17:36
UV index
5 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
9 km/haverage daily peakAll months
Cloud cover
31 %on averageAll months
Hot days
5 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC+3offset from UTC

How the score comes together

  • Temperatureweight 50 %100 %
  • Sunshineweight 20 %67 %
  • Few rainy daysweight 30 %88 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in October

  • Sunscreen
  • Light, breathable clothes
  • A jumper for the evenings

Compare two months in Siirt

Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.

vs

October and May bring similar holiday weather to Siirt (score 90 and 87). In May, days are 1 °C warmer than in October. May has 3 more rainy days. The sun shines 2 hours longer a day in May.

October vs May, Siirt
MonthOctoberMay
Holiday weather score9087
Daytime high25°26°
Night-time low14°15°
Sunshine7.0 h8.5 hbetter
Rainy days6better9
Rainfall50 mm55 mm

Based on the climate averages 1996–2025.

Siirt month by month

The typical weather for every month at a glance.

15January8° · 3.5 h

In January, Siirt is cold: daytime highs average 8 °C, and nights cool down to about 1 °C. The sun is scarce, with only about 3.5 hours a day. Rain is frequent, with about 12 rainy days and 115 mm in total. Snow falls on about 4 days. All in all, January is not an ideal month for a holiday in Siirt.

Siirt in January
27February10° · 4.3 h

In February, Siirt is cold: daytime highs average 10 °C, and nights cool down to about 1 °C. Expect around 4.3 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 107 mm in total. Snow falls on about 3 days. All in all, February is not an ideal month for a holiday in Siirt.

Siirt in February
49March14° · 5.3 h

In March, Siirt is cool: daytime highs average 14 °C, and nights cool down to about 5 °C. Expect around 5.3 hours of sunshine a day. Rain is frequent, with about 14 rainy days and 140 mm in total. All in all, March is a so-so month for a holiday in Siirt.

Siirt in March
74April20° · 6.4 h

In April, Siirt is mild: daytime highs average 20 °C, and nights cool down to about 10 °C. Expect around 6.4 hours of sunshine a day. Rain is frequent, with about 12 rainy days and 108 mm in total. All in all, April is a good month for a holiday in Siirt.

Siirt in April
87May26° · 8.5 h

In May, Siirt is warm: daytime highs average 26 °C, and nights cool down to about 15 °C. The sun shines for around 8.5 hours a day. Rain is frequent, with about 9 rainy days and 55 mm in total. All in all, May is an excellent month for a holiday in Siirt.

Siirt in May
63June33° · 11.0 h

In June, Siirt is very hot: daytime highs average 33 °C, and even at night it stays warm at around 20 °C. With around 11.0 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 25 days the thermometer climbs to 30 °C or more. All in all, June is a good month for a holiday in Siirt.

Siirt in June
50July38° · 11.5 h

In July, Siirt is very hot: daytime highs average 38 °C, and even at night it stays warm at around 24 °C. With around 11.5 hours of sunshine a day, there is plenty of sun. It hardly ever rains. The thermometer climbs to 30 °C or more every day. All in all, July is a so-so month for a holiday in Siirt.

Siirt in July
50August38° · 10.7 h

In August, Siirt is very hot: daytime highs average 38 °C, and even at night it stays warm at around 24 °C. With around 10.7 hours of sunshine a day, there is plenty of sun. It hardly ever rains. The thermometer climbs to 30 °C or more every day. All in all, August is a so-so month for a holiday in Siirt.

Siirt in August
64September33° · 9.5 h

In September, Siirt is hot: daytime highs average 33 °C, and even at night it stays warm at around 20 °C. With around 9.5 hours of sunshine a day, there is plenty of sun. It hardly ever rains. On about 24 days the thermometer climbs to 30 °C or more. All in all, September is a good month for a holiday in Siirt.

Siirt in September
90October25° · 7.0 h

In October, Siirt is warm: daytime highs average 25 °C, and nights cool down to about 14 °C. The sun shines for around 7.0 hours a day. Rain falls on about 6 days, adding up to 50 mm. All in all, October is an excellent month for a holiday in Siirt.

Siirt in October
71November16° · 5.2 h

In November, Siirt is cool: daytime highs average 16 °C, and nights cool down to about 7 °C. Expect around 5.2 hours of sunshine a day. Rain falls on about 7 days, adding up to 64 mm. All in all, November is a good month for a holiday in Siirt.

Siirt in November
24December9° · 3.4 h

In December, Siirt is cold: daytime highs average 9 °C, and nights cool down to about 3 °C. The sun is scarce, with only about 3.4 hours a day. Rain is frequent, with about 11 rainy days and 114 mm in total. All in all, December is not an ideal month for a holiday in Siirt.

Siirt in December

Climate in detail

Year & climate table

Climate through the year

Long-term monthly averages. Tap a month to see its details.

Best time to visit

Nights and sleep in Siirt

How warm the nights get in each month, from the mean night-time low. Tap a month for details.

  • Cold 0–8°
  • Cool 8–15°
  • Pleasant 15–20°
  • Warm 20–24°
  • Hot 24° and more

CoolOctober: nights around 14°. A duvet at night and a jumper for the evening.

The coolest nights are in January (1°), the warmest in July (24°). Tropical nights of 20 °C and more are the rule from June to September; then air conditioning or a fan helps you sleep. Nights are pleasant for sleeping (15 to 20 °C) in May. Nights fall below 8 °C on average from November to March, so the room should be heated.

Temperatures through the year

Average daytime high, night-time low and sea temperature per month.

OctoberDay 25°Night 14°
DayNight
MonthScoreDayNightSunRain daysRain mm
JanuaryJan158°1°3.5 h12115
FebruaryFeb2710°1°4.3 h11107
MarchMar4914°5°5.3 h14140
AprilApr7420°10°6.4 h12108
MayMay8726°15°8.5 h955
JuneJun6333°20°11.0 h25
JulyJul5038°24°11.5 h01
AugustAug5038°24°10.7 h01
SeptemberSep6433°20°9.5 h16
OctoberOct9025°14°7.0 h650
NovemberNov7116°7°5.2 h764
DecemberDec249°3°3.4 h11114

Climate averages 1996–2025 (sunshine partly WMO station normals 1991–2020), not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences

37.93° N, 41.94° E · 893 m · Europe/Istanbul

Sunshine
Sunshine

Sunshine hours in Siirt

Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.

Per year
2,630 hours
Sunniest month
Jul · 11.5 h a day
Least sunshine
Dec · 3.4 h a day
OctoberSunshine 7.0 hDaylight 11.3 hShare of daylight 62 %
SunshineDaylight

In October, the sun shines for about 7.0 of 11.3 hours of daylight in Siirt, 62 % of the daylight hours.

Sunshine hours: measured at the weather station 1 km away, averages 1991–2020 (WMO climate normals). Daylight is the time from sunrise to sunset on the 15th of the month.

Rain
Rain

Rain in Siirt: rainy days and rainfall

A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.

Per year
765 mm on 84 days
Wettest month
Mar · 140 mm
Driest month
Jul · 1 mm
OctoberRainy days 6Rainfall 50 mm

In October, Siirt has about 6 rainy days with 50 mm of rain in total.

UV index
Sun protection

UV index in Siirt

How strong the sun is at noon, month by month, and how quickly unprotected skin burns.

Clear-sky UV in October
5 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.

The sun is strongest in June (UV 11).

Minutes until sunburn in October

Very fair skin
about 30 min
Fair skin
about 35 min
Light brown skin
about 50 min
Olive skin
about 60 min

Rough guide for unprotected skin at noon under a clear sky; clouds lengthen the time, water, sand and snow shorten it. Sunscreen extends the time only partly.

Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.

Wind & clouds
Wind & clouds

Wind and clouds in Siirt

How breezy and how cloudy Siirt is through the year. Tap a month to select it on the whole page.

Wind

Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.

Year average
9 km/h · light breeze or less
Windiest month
Jun · 11 km/h
Calmest month
Dec · 8 km/h
OctoberWind 9 km/hBeaufort 2

In October, the wind in Siirt typically peaks at 9 km/h during the day: Beaufort 2, light breeze or less.

Clouds

Average share of the sky covered by cloud, day and night.

Year average
33 % · mostly sunny
Clearest month
Aug · 4 %
Cloudiest month
Mar · 55 %
OctoberCloud cover 31 %Sunshine 7.0 h

In October, cloud covers on average 31 % of the sky over Siirt: mostly sunny, with about 7.0 hours of sunshine a day.

Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.

Heat & humidity
Heat & humidity

Heat and humidity in Siirt

How often the day gets hot in Siirt (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.

Hot days a year
121 days
Hottest month
Aug · 38 °C
Hot months
Jun – Sep

Heat calendar

  • pleasant
  • some hot or muggy days
  • often muggy
  • often hot
  • hot and muggy
OctoberHot days (30 °C+) 5Daytime high 25 °C

In October, Siirt has about 5 hot days, with an average daytime high of 25 °C: some hot or muggy days. Single hot or muggy days are possible; a hat and water bottle are enough.

Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year

Snow
Snow

Snow in Siirt

Snow is possible in Siirt, but no month makes it likely: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.

Snow days a year
9 days
Fresh snow a year
51 cm
Snow possible
Jan – Feb

Snow calendar

  • hardly any
  • possible
  • likely
  • very likely
OctoberDays with fresh snow 0Fresh snow 0 cmChance of snow 0 / 100

In October, it hardly ever snows in Siirt.

Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.

Planning a trip to Siirt

Weather for your travel dates

Pick your arrival and length of stay, and we sum up the weather to expect.

Siirt in the school holidays

How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.

Siirt has its best school-holiday weather during October half-term (score 90) and its weakest during the Christmas holidays (score 20).

  • Easter holidays

    Mar – Apr

    67

    Good

    • 18 °C by day
    • 6.1 h of sun a day
    • 13 rainy days a month

    Keep in mind: Frequent rain

  • May half-term

    May – Jun

    82

    Excellent

    • 27 °C by day
    • 9.0 h of sun a day
    • 8 rainy days a month

    Good for: Sightseeing & walks

  • Summer holidays

    Jul – Aug

    50

    Fair

    • 38 °C by day
    • 11.0 h of sun a day
    • 0 rainy days a month

    Keep in mind: Peak heat

  • October half-term

    Oct

    90

    ExcellentBest holidays

    • 25 °C by day
    • 7.0 h of sun a day
    • 6 rainy days a month

    Good for: Sightseeing & walks

  • Christmas holidays

    Dec – Jan

    20

    Poor

    • 8 °C by day
    • 3.5 h of sun a day
    • 11 rainy days a month

    Keep in mind: Snow

Based on the climate averages 1996–2025.

Getting there

Flying from

Nonstop flight
about 4 h 50 min
Distance
3,610 km
Time zone
UTC+3
Jet lag
Hardly any (under 3 h)

Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.

Good to know: Turkey

Currency
Turkish Lira (TRY)
Language
Turkish
Sockets
Type C, F · 230 V
Traffic
Drives on the right
Dialling code
+90
Emergency number
112

UK plugs need a travel adapter

Sources: GeoNames (CC BY 4.0) and Wikidata (CC0). Please check details before you travel.

Compare & alternatives

Compare with another place
Compare

Siirt compared

Put Siirt side by side with another destination.

Nearby:
Compare with home:

Siirt vs Hasankeyf

In October the holiday weather in Siirt and Hasankeyf is about equally good (score 90 vs 91). During the day Hasankeyf is 2 °C warmer than Siirt.

Siirt vs Hasankeyf, in October
in OctoberSiirtHasankeyf
Holiday weather score9091
Daytime high25°27°
Sunshine7 h7 h
Rainy days65
Best timeMay, OctApr – May, Oct – Nov

Through the year

OctoberSiirt 25°Hasankeyf 27°
SiirtHasankeyf
Go to Hasankeyf
Best places in the country
Ranking

Turkey in October: the best places

In October, Siirt ranks 7 among the 31 nearest destinations in this country.

  1. Malatya22°95
  2. 2Diyarbakır26°92
  3. 3Adıyaman27°92
  4. 4Hasankeyf27°91
  5. 5Şırnak24°91
  6. 6Ergani25°91
  7. 7SiirtThis page25°90
  8. 8Mardin24°90
All destinations: Turkey
Places nearby

Near Siirt

Other destinations close by.

Places with a similar climate

Places with a climate like Siirt

Destinations whose weather through the year is closest to Siirt's – good alternatives.

  1. 91 % similar91ErganiTurkey25°Best time: Apr – May, Oct
  2. 86 % similar92DiyarbakırTurkey26°Best time: Apr – May, Oct
  3. 83 % similar96KermanshahIran25°Best time: May, Oct
  4. 81 % similar86TunceliTurkey24°Best time: Apr – May, Oct – Nov

Frequently asked questions about Siirt

When is the best time to visit Siirt?

The best time to visit Siirt is in May and in October. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.

What is the warmest month in Siirt?

August is the warmest month, with average highs of 38 °C and nights around 24 °C. January is the coolest month at 8 °C.

When does it rain most in Siirt?

Rain is frequent from March to April; the wettest month is March with 140 mm. The driest month is July with 1 mm.

How many hours of sunshine does Siirt get?

Siirt gets around 2,630 hours of sunshine a year. The sunniest month is July with 11.5 hours a day; in December there are 3.4 hours a day.

What time zone is Siirt in?

Siirt is on UTC+3 all year.

How long is the flight from London to Siirt?

A nonstop flight from London to Siirt takes about 4 h 50 min, for a straight-line distance of about 3,610 km.

Which school holidays are best for Siirt?

Siirt has its best school-holiday weather during October half-term (score 90) and its weakest during the Christmas holidays (score 20). Holiday ratings (0–100): Easter holidays 67, May half-term 82, summer holidays 50, October half-term 90, Christmas holidays 20.