Tulun weather in May

In May, Tulun sees average daytime highs of 16°C and overnight lows near 3°C, with 45 mm of precipitation across 10.9 wet days and about 15.8 hours of daylight. It is the 4th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 13°C in the first days to 19°C by the end. The sky is clear or mostly clear about 16% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 48 min at the start of May to 16 h 30 min by month's end. Set against the rest of the year, May is Tulun's 5th-clearest and 2nd-windiest month. For the whole year in context, see Tulun's year-round climate.

Daytime high
16°
4th warmest
Overnight low
8th coldest
Precipitation
45 mm
10.9 wet days
Daylight
15 h 48 min
5:20 AM – 9:08 PM
Cloud cover
68%
5th clearest
Wind
11 km/h
2nd windiest
Solar energy
5.8 kWh/m²
Travel score
4.8
out of 10

Tulun is town in Irkutsk Oblast, Russia.

Density
383/km²
people per km²
Founded
1735

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 13°C in the first days to 19°C by the end.

A typical May day in Tulun reaches about 16°C in the afternoon and slips back to 3°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 24°C. Set against its neighbours, May runs about 8°C warmer than April and about 6°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1120
2130
3130
4131
5131
6141
7141
8141
9152
10152
11152
12152
13163
14163
15163
16163
17173
18174
19174
20174
21174
22184
23185
24185
25185
26185
27196
28196
29196
30196
31196

How May really feels in Tulun

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 14 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
14
wind chill below the day's low

The story in May is cold — wind chill drags the overnight "feels like" below the raw low.

Tulun weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-16° / -25°72.74.47.60.0
Feb-10° / -22°72.64.79.30.0
Mar-1° / -14°124511.50.0
Apr / -3°246.93.813.71.5
May16° / 4510.91.415.84.8
Jun22° / 10°7212016.96.2
Jul24° / 13°7712.5016.46.5
Aug21° / 10°8212.7014.76.0
Sep14° / 56110.812.53.9
Oct / -4°277.74.110.20.6
Nov-6° / -14°175.97.58.20.0
Dec-14° / -22°144.77.27.10.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 16% 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 66%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12674
22773
32872
42872
52872
63070
73070
83268
93268
103367
113367
123367
133565
143565
153565
163565
173664
183664
193664
203664
213664
223664
233664
243664
253664
263664
273664
283664
293664
303664
313664

Chance of precipitation in May

Any precipitationSnow

Tulun gets around 45 mm of rain and snow over 10.9 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 35% and peaks near 41% on the wettest days, and about 1 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1309
2318
3318
4318
5328
6327
7327
8337
9336
10336
11336
12335
13345
14345
15345
16345
17354
18354
19354
20363
21363
22363
23373
24372
25382
26382
27391
28401
29401
30411
31411

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 (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
29991
30991
31991

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 48 min at the start of May to 16 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 102 minutes over May. Sunrise moves from 5:50 AM to 4:59 AM, and sunset from 8:40 PM to 9:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.85:508:40
214.95:478:42
315.05:458:44
415.05:438:46
515.15:418:48
615.25:398:50
715.25:378:51
815.35:358:53
915.45:338:55
1015.45:318:57
1115.55:298:59
1215.65:279:01
1315.65:259:02
1415.75:249:04
1515.75:229:06
1615.85:209:08
1715.95:189:09
1815.95:179:11
1916.05:159:13
2016.05:149:15
2116.15:129:16
2216.15:119:18
2316.25:099:19
2416.25:089:21
2516.35:069:23
2616.35:059:24
2716.45:049:26
2816.45:029:27
2916.55:019:28
3016.55:009:30
3116.54:599:31

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.8 kWh/m².

For context, solar energy here swings from a low near 0.64 kWh/m² to a high of 6 kWh/m² in June across the year — May's 5.8 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.5Bright
55.5Bright
65.5Bright
75.6Bright
85.6Bright
95.6Bright
105.7Bright
115.7Bright
125.7Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.9Bright
195.9Bright
205.9Bright
215.9Bright
226.0Bright
236.0Bright
246.0Bright
256.0Bright
266.0Bright
276.0Bright
286.0Bright
296.0Bright
306.0Bright
316.0Bright
Planning a trip in May

Is May a good time to visit Tulun?

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

4.8
Sightseeing
4th-best month of the year
1.0
Beach & pool
4th-best month of the year

May is a reasonable time to visit Tulun for sightseeing.

What to pack for Tulun in May

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

In May, Tulun sees daytime highs around 16°C and nights near 3°C. Worth packing: a warm layer, rain gear and sun protection. About 11 days see rain.

a warm layerrain gearsun protection

UV index in Tulun in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tulun peaks around July 12 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJul 12UV 6Dec 19UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar2Low
Apr4Moderate
May5High
Jun6High
Jul6High
Aug5High
Sep3Moderate
Oct2Low
Nov1Low
Dec0Low

Air quality in Tulun 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 Tulun is worst in May — around 17 µg/m³ PM2.5 (moderate), about 9.7× the cleanest month (December, 2 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodMay 1217 µg/m³Dec 162 µg/m³
PM2.5 (µg/m³)Level
Jan4Good
Feb5Good
Mar6Good
Apr16Moderate
May17Moderate
Jun12Moderate
Jul15Moderate
Aug13Moderate
Sep8Good
Oct9Good
Nov4Good
Dec2Good
Location & terrain

Where is Tulun?

Tulun sits at 54.6°N, 100.6°E, 484 m above sea level, in Russia. The nearest listed city is Nizhneudinsk, 106 km away.

Topography around Tulun

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

Within 3 km, the terrain around Tulun has only modest variations in elevation — a maximum elevation change of 96 m around an average of 485 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 224 m; within 80 km, significant variations in elevation — a maximum elevation change of 433 m.

The land around Tulun is covered by trees (42%), grassland (27%) and artificial surfaces (20%) within 3 km, trees (47%), grassland (28%) and cropland (20%) within 16 km, and trees (74%) within 80 km.

3 km
96 m
16 km
224 m
80 km
433 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Nizhneudinsk 106 km · Sayansk 115 km · Zima 119 km · Vikhorevka 177 km · Chunskiy 180 km · Bratsk 186 km · Tayshet 223 km · Cheremkhovo 228 km

Russia travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$17,547
2025
Happiness
5.8 / 10
World Happiness, 2025
Safe drinking water
76%
of population, 2024
Homicide rate
6.8
per 100k, 2021
Road deaths
12
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 521
Religion
other Christian 2%

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 Tulun (54.5676°, 100.5766°, elevation 484 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).