Tatvan weather in May

In May, Tatvan sees average daytime highs of 17°C and overnight lows near 8°C, with 84 mm of precipitation across 14.9 wet days and about 14.1 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 14°C in the first days to 20°C by the end. The sky is clear or mostly clear about 38% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of May to 14 h 30 min by month's end. Set against the rest of the year, May is Tatvan's 7th-clearest and 3rd-windiest month. For the whole year in context, see Tatvan's year-round climate.

Daytime high
17°
5th warmest
Overnight low
8th coldest
Precipitation
84 mm
14.9 wet days
Daylight
14 h 06 min
4:05 AM – 6:10 PM
Cloud cover
50%
7th clearest
Wind
8 km/h
3rd windiest
Solar energy
6.69 kWh/m²
Travel score
5.0
out of 10

Tatvan is district and town in Bitlis, Turkey.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 14°C in the first days to 20°C by the end.

A typical May day in Tatvan reaches about 17°C in the afternoon and slips back to 8°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 21°C. Set against its neighbours, May runs about 6°C warmer than April and about 6°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1145
2145
3146
4146
5156
6156
7156
8156
9157
10167
11167
12167
13167
14178
15178
16178
17178
18188
19188
20189
21189
22189
23199
24199
251910
261910
272010
282010
292010
302011
312011

How May really feels in Tatvan

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Tatvan weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -6°9611.512.19.60.0
Feb / -5°10211.311.110.50.0
Mar / -2°12214.21111.70.2
Apr11° / 118163.9132.2
May17° / 8414.90.114.15.0
Jun23° / 13°235.4014.68.1
Jul28° / 16°82.3014.48.0
Aug28° / 17°51.2013.57.9
Sep24° / 13°142.7012.38.7
Oct16° / 588.20.3115.8
Nov / 738.73.99.91.5
Dec / -4°9510.810.29.40.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 26% of May, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25149
35149
45248
55347
65446
75446
85545
95743
105743
115842
125941
136040
146238
156337
166436
176535
186634
196634
206832
216931
227030
237030
247228
257327
267327
277426
287525
297624
307822
317822

Chance of precipitation in May

Any precipitationSnow

Tatvan gets around 84 mm of rain and snow over 14.9 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 47% and peaks near 56% on the wettest days, and about 0 day brings snow. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1553
2553
3562
4562
5562
6561
7561
8551
9551
10541
11531
12530
13520
14510
15500
16490
17490
18470
19460
20450
21440
22430
23420
24400
25390
26380
27370
28360
29340
30330
31320

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 36 min at the start of May to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 4:21 AM to 3:54 AM, and sunset from 5:56 PM to 6:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.64:215:56
213.64:195:57
313.74:185:57
413.74:175:58
513.74:165:59
613.84:156:00
713.84:146:01
813.84:126:02
913.94:116:03
1013.94:106:04
1113.94:096:05
1214.04:086:06
1314.04:076:07
1414.04:066:08
1514.14:056:09
1614.14:056:10
1714.14:046:11
1814.14:036:11
1914.24:026:12
2014.24:016:13
2114.24:006:14
2214.34:006:15
2314.33:596:16
2414.33:586:17
2514.33:586:17
2614.43:576:18
2714.43:576:19
2814.43:566:20
2914.43:556:21
3014.43:556:21
3114.53:546:22

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.69 kWh/m².

For context, solar energy here swings from a low near 2.23 kWh/m² to a high of 7.72 kWh/m² in June across the year — May's 6.69 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.2Intense
56.2Intense
66.3Intense
76.3Intense
86.3Intense
96.4Intense
106.4Intense
116.5Intense
126.5Intense
136.6Intense
146.6Intense
156.7Intense
166.7Intense
176.8Intense
186.8Intense
196.9Intense
206.9Intense
217.0Intense
227.0Intense
237.0Intense
247.1Intense
257.1Intense
267.2Intense
277.2Intense
287.3Intense
297.3Intense
307.3Intense
317.4Intense
Planning a trip in May

Hazard calendar for Tatvan

In seasonPeak

In May, Tatvan sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Tatvan's rainy season runs October–May, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Tatvan?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.0
Sightseeing
6th-best month of the year
1.5
Beach & pool
6th-best month of the year

May is a reasonable time to visit Tatvan for sightseeing.

What to pack for Tatvan in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Tatvan sees daytime highs around 17°C and nights near 8°C. Pack rain gear and sun protection. Worth having: a warm layer. About 15 days see rain.

rain gearsun protectiona warm layer

UV index in Tatvan in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tatvan peaks around June 21 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJun 21UV 11Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May9Very high
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep8Very high
Oct5High
Nov3Moderate
Dec3Moderate

Air quality in Tatvan in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Tatvan is worst in May — around 26 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 16 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1126 µg/m³Dec 1516 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb20Moderate
Mar24Moderate
Apr25Moderate
May26Moderate
Jun20Moderate
Jul17Moderate
Aug17Moderate
Sep17Moderate
Oct21Moderate
Nov16Moderate
Dec16Moderate
Location & terrain

Where is Tatvan?

Tatvan sits at 38.5°N, 42.3°E, 1,682 m above sea level, in Turkey. The nearest listed city is Bitlis, 18 km away.

Topography around Tatvan

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Tatvan.

Within 3 km, the terrain around Tatvan has significant variations in elevation — a maximum elevation change of 560 m around an average of 1,762 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,394 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,566 m.

The land around Tatvan is covered by grassland (35%), water (24%) and trees (22%) within 3 km, grassland (60%) within 16 km, and grassland (61%) within 80 km.

3 km
560 m
16 km
1,394 m
80 km
3,566 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Bitlis 18 km · Güroymak 25 km · Hizan 32 km · Ahlat 33 km · Adilcevaz 52 km · Bulanık 66 km · Siirt 69 km · Muş 74 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
Muslim 100%other 0%

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 Tatvan (38.4922°, 42.2827°, elevation 1,682 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).