Tbilisi weather in May

In May, Tbilisi sees average daytime highs of 19°C and overnight lows near 10°C, with 112 mm of rain across 15.8 wet days and about 14.3 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 21°C by the end. The sky is clear or mostly clear about 25% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 48 min at the start of May to 14 h 48 min by month's end. Set against the rest of the year, May is Tbilisi's 10th-clearest and 4th-windiest month. For the whole year in context, see Tbilisi's year-round climate.

Daytime high
19°
5th warmest
Overnight low
10°
8th coldest
Rainfall
112 mm
15.8 wet days
Daylight
14 h 18 min
5:47 AM – 8:07 PM
Cloud cover
62%
10th clearest
Wind
7 km/h
4th windiest
Solar energy
5.61 kWh/m²
Travel score
5.3
out of 10

Tbilisi is capital and the largest city of Georgia (country).

Air quality
Elevated
PM2.5 20 µg/m³ · 2017
Density
1,458/km²
people per km²
Founded
~455 CE

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 17°C in the first days to 21°C by the end.

A typical May day in Tbilisi reaches about 19°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 24°C. Set against its neighbours, May runs about 5°C warmer than April and about 5°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1177
2177
3178
4178
5178
6178
7188
8188
9189
10189
11189
12199
13199
14199
151910
161910
172010
182010
192010
202010
212011
222011
232111
242111
252111
262111
272111
282111
292212
302212
312212

How May really feels in Tbilisi

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.

Tbilisi weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°256.45.69.30.0
Feb / -4°306.75.710.30.1
Mar / -0°6411.34.311.71.7
Apr15° / 10514.31.113.13.8
May19° / 10°11215.8014.35.3
Jun24° / 14°7511.20156.8
Jul27° / 17°477.6014.77.0
Aug28° / 17°467.3013.76.9
Sep23° / 12°518012.37.2
Oct17° / 669.10.110.95.5
Nov10° / 437.12.19.62.2
Dec / -3°296.24.190.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23664
33664
43664
53763
63763
73862
83961
93961
104159
114159
124159
134357
144357
154555
164555
174555
184555
194555
204555
214555
224555
234555
244654
254654
264654
274654
284753
294753
304852
314852

Chance of precipitation in May

Any precipitation

Tbilisi gets around 112 mm of rain over 15.8 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 51% and peaks near 56% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
156
256
356
456
556
655
755
854
953
1052
1151
1251
1350
1449
1548
1648
1747
1847
1947
2047
2147
2247
2348
2448
2548
2649
2749
2849
2949
3049
3149

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 90% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19910
29910
39910
49910
59820
69820
79820
89820
99730
109730
119730
129640
139640
149550
159550
169460
179370
189280
199190
2090100
2188120
2287130
2384151
2482171
2580191
2679201
2777221
2875241
2973252
3071272
3169292

Wind in May

Winds average 7 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
18calm
28calm
38calm
48calm
58calm
68calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 48 min at the start of May to 14 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over May. Sunrise moves from 6:05 AM to 5:35 AM, and sunset from 7:51 PM to 8:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.86:057:51
213.86:037:52
313.96:027:53
413.96:017:54
513.95:597:56
614.05:587:57
714.05:577:58
814.15:567:59
914.15:548:00
1014.15:538:01
1114.25:528:02
1214.25:518:03
1314.25:508:04
1414.35:498:05
1514.35:488:06
1614.35:478:07
1714.45:468:08
1814.45:458:09
1914.45:448:10
2014.55:438:11
2114.55:428:12
2214.55:418:13
2314.65:408:14
2414.65:408:15
2514.65:398:16
2614.65:388:17
2714.75:378:18
2814.75:378:19
2914.75:368:19
3014.75:368:20
3114.85:358:21

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.61 kWh/m².

For context, solar energy here swings from a low near 1.87 kWh/m² to a high of 6.35 kWh/m² in June across the year — May's 5.61 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.2Bright
45.2Bright
55.2Bright
65.3Bright
75.3Bright
85.3Bright
95.4Bright
105.4Bright
115.4Bright
125.5Bright
135.5Bright
145.5Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.8Bright
215.8Bright
225.8Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
286.0Bright
296.0Bright
306.0Bright
316.0Intense
Planning a trip in May

Hazard calendar for Tbilisi

In seasonPeak

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

Tbilisi's rainy season runs March–June, 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 Tbilisi?

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

5.3
Sightseeing
6th-best month of the year
2.5
Beach & pool
5th-best month of the year

May is a reasonable time to visit Tbilisi for sightseeing.

What to pack for Tbilisi in May

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

In May, Tbilisi sees daytime highs around 19°C and nights near 10°C. Pack rain gear. Worth having: sun protection. About 16 days see rain.

rain gearsun protection

UV index in Tbilisi in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tbilisi peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 9Jan 10UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug9Very high
Sep6High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Tbilisi 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 Tbilisi is worst in July — around 26 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 13 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Tbilisi's WHO annual average of 20 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJul 1526 µg/m³Dec 1213 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb18Moderate
Mar22Moderate
Apr23Moderate
May26Moderate
Jun25Moderate
Jul26Moderate
Aug24Moderate
Sep20Moderate
Oct15Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Tbilisi?

Tbilisi sits at 41.7°N, 44.8°E, 433 m above sea level, in Georgia. The nearest listed city is Rustavi, 19 km away.

TelaviAlaverdiGoriGazakhTs’khinvaliIjevan

Topography around Tbilisi

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

Within 3 km, the terrain around Tbilisi has significant variations in elevation — a maximum elevation change of 353 m around an average of 486 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,155 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,952 m.

The land around Tbilisi is covered by artificial surfaces (56%) and trees (23%) within 3 km, grassland (41%) and trees (24%) within 16 km, and trees (43%) and grassland (38%) within 80 km.

3 km
353 m
16 km
1,155 m
80 km
2,952 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Rustavi 19 km · Marneuli 23 km · Telavi 58 km · Alaverdi 67 km · Gori 68 km · Gazakh 80 km · Ts’khinvali 93 km · Ijevan 94 km

Georgia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 50 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$9,692
2025
Happiness
5.5 / 10
World Happiness, 2025
Safe drinking water
71%
of population, 2024
Homicide rate
2
per 100k, 2019
Road deaths
12.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 541
Religion
Eastern Orthodox Christian 83%Muslim 11%Armenian Apostolic Christian 3%other 1%

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 Tbilisi (41.6914°, 44.8341°, elevation 433 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).