weathermetro
Cities / Russia
/ Irkutsk Oblast
☁️ Bol’shoy Ulun weather
Overcast. Light rain starting around 2:15am.
Feels like 10° Wind 2 km/h NW Humidity 97% UV 1 Air Good ☀ 05:52 - 19:58
Right now it is 10° in Bol’shoy Ulun with overcast skies, today's high is 12° with an overnight low of 9° and about 5.2 mm of rain is expected. The sun rises at 05:52 and sets at 19:58, giving 14h 06m of daylight. Over the coming week highs range from 11° to 26° .
Bol’shoy Ulun is in Irkutsk Oblast, Russia, sitting 643 m above sea level. Local time is Asia/Irkutsk (UTC+8), and every time on this page is shown in it.
Next 24 hours - temperature
9°
11°
13°
13°
10°
23:00 · 10° · 0 mm
00:00 · 9.9° · 0 mm
01:00 · 9.8° · 0 mm
02:00 · 9.7° · 0.1 mm
03:00 · 9.6° · 0.4 mm
04:00 · 9.6° · 0.4 mm
05:00 · 9.5° · 0.4 mm
06:00 · 9.5° · 0.4 mm
07:00 · 9.6° · 0.2 mm
08:00 · 9.8° · 0.2 mm
09:00 · 9.9° · 0.3 mm
10:00 · 10.3° · 0.3 mm
11:00 · 10.6° · 0.2 mm
12:00 · 11° · 0.1 mm
13:00 · 12.2° · 0 mm
14:00 · 12.5° · 0.5 mm
15:00 · 12.7° · 0.5 mm
16:00 · 12° · 0.5 mm
17:00 · 11.4° · 0.3 mm
18:00 · 11.2° · 0.1 mm
19:00 · 11.1° · 0 mm
20:00 · 10.6° · 0 mm
21:00 · 10.5° · 0 mm
22:00 · 10.3° · 0 mm
Precipitation
23:00 · 0 mm
23:00
00:00 · 0 mm
01:00 · 0 mm
02:00 · 0.1 mm
02:00
03:00 · 0.4 mm
04:00 · 0.4 mm
05:00 · 0.4 mm
05:00
06:00 · 0.4 mm
07:00 · 0.2 mm
08:00 · 0.2 mm
08:00
09:00 · 0.3 mm
10:00 · 0.3 mm
11:00 · 0.2 mm
11:00
12:00 · 0.1 mm
13:00 · 0 mm
14:00 · 0.5 mm
14:00
15:00 · 0.5 mm
16:00 · 0.5 mm
17:00 · 0.3 mm
17:00
18:00 · 0.1 mm
19:00 · 0 mm
20:00 · 0 mm
20:00
21:00 · 0 mm
22:00 · 0 mm
Hour by hour
TIME TEMP FEELS RAIN CONDITIONS
23:00
☁️
10°
9.6°
-
Overcast
00:00
☁️
9.9°
9.4°
-
Overcast
01:00
☁️
9.8°
9.2°
-
Overcast
02:00
🌦️
9.7°
9.1°
0.1 mm
Light rain
03:00
🌦️
9.6°
9°
0.4 mm
Light rain
04:00
🌦️
9.6°
9°
0.4 mm
Light rain
05:00
🌦️
9.5°
8.7°
0.4 mm
Light rain
06:00
🌦️
9.5°
8.7°
0.4 mm
Light rain
07:00
🌦️
9.6°
8.7°
0.2 mm
Light rain
08:00
🌦️
9.8°
8.8°
0.2 mm
Light rain
09:00
🌦️
9.9°
8.9°
0.3 mm
Light rain
10:00
🌦️
10.3°
9.3°
0.3 mm
Light rain
🌧️
TodayAugust 27th
Avg 10° Low 9° at 03:00
High 12° at 15:00
5.2 mm rain Wind ~6 km/h
Cloudy
Rain
Rain
Cloudy
00:00
11°
02:00
10°
04:00
9°
0.6mm
06:00
9°
0.4mm
08:00
10°
0.4mm
10:00
10°
0.2mm
12:00
11°
14:00
12°
0.2mm
16:00
12°
18:00
11°
0.1mm
20:00
10°
22:00
10°
🌦️
FridayAugust 28th
Avg 11° Low 10° at 05:00
High 13° at 15:00
4.9 mm rain Feels 11° Wind ~8 km/h
Rain
Rain
Cloudy
00:00
10°
02:00
10°
0.1mm
04:00
10°
0.4mm
06:00
10°
0.4mm
08:00
10°
0.2mm
10:00
10°
0.3mm
12:00
11°
0.1mm
14:00
13°
0.5mm
16:00
12°
0.5mm
18:00
11°
0.1mm
20:00
11°
22:00
10°
☁️
SaturdayAugust 29th
Avg 13° Low 8° at 06:00
High 19° at 14:00
Feels 17° Wind ~7 km/h
Cloudy
Partly Cloudy
Cloudy
00:00
10°
02:00
10°
04:00
10°
06:00
8°
08:00
11°
10:00
14°
12:00
18°
14:00
19°
16:00
18°
18:00
16°
20:00
13°
22:00
11°
☁️
SundayAugust 30th
Avg 14° Low 8° at 06:00
High 22° at 16:00
Feels 19° Wind ~12 km/h
Cloudy
Clear
Cloudy
Cloudy
00:00
10°
02:00
10°
04:00
8°
06:00
8°
08:00
12°
10:00
17°
12:00
20°
14:00
21°
16:00
22°
18:00
20°
20:00
14°
22:00
12°
☁️
MondayAugust 31st
Avg 16° Low 9° at 06:00
High 24° at 13:00
Feels 19° Wind ~19 km/h
Cloudy
Cloudy
Cloudy
00:00
11°
02:00
11°
04:00
9°
06:00
9°
08:00
13°
10:00
19°
12:00
22°
14:00
24°
16:00
21°
18:00
20°
20:00
16°
22:00
15°
☁️
TuesdaySeptember 1st
Avg 17° Low 10° at 06:00
High 26° at 15:00
Feels 22° Wind ~22 km/h
Cloudy
00:00
13°
02:00
14°
04:00
11°
06:00
10°
08:00
14°
10:00
19°
12:00
25°
14:00
26°
16:00
26°
18:00
23°
20:00
17°
22:00
14°
🌦️
WednesdaySeptember 2nd
Avg 6° Low 3° at 23:00
High 11° at 00:00
3.6 mm rain Feels 7° Wind ~23 km/h
Cloudy
Rain
Cloudy
Clear
00:00
11°
02:00
7°
04:00
5°
0.4mm
06:00
4°
0.8mm
08:00
4°
0.8mm
10:00
5°
12:00
6°
14:00
7°
16:00
10°
18:00
9°
20:00
5°
22:00
3°
⛅
ThursdaySeptember 3rd
Avg 8° Low 1° at 04:00
High 17° at 16:00
Feels 12° Wind ~11 km/h
Clear
Partly Cloudy
Cloudy
00:00
2°
02:00
2°
04:00
1°
06:00
2°
08:00
5°
10:00
10°
12:00
14°
14:00
16°
16:00
17°
18:00
14°
20:00
9°
22:00
7°
🌧️
FridaySeptember 4th
Avg 10° Low 4° at 04:00
High 18° at 14:00
4.2 mm rain Feels 13° Wind ~13 km/h
Cloudy
Rain
00:00
5°
02:00
5°
04:00
4°
06:00
5°
08:00
7°
10:00
12°
12:00
16°
14:00
18°
16:00
16°
18:00
13°
0.2mm
20:00
10°
0.2mm
22:00
9°
1.2mm
🌧️
SaturdaySeptember 5th
Avg 9° Low 8° at 23:00
High 12° at 17:00
8.4 mm rain Feels 8° Wind ~16 km/h
Rain
Cloudy
Rain
Cloudy
00:00
9°
1.5mm
02:00
8°
1.5mm
04:00
8°
0.7mm
06:00
8°
0.5mm
08:00
8°
0.5mm
10:00
9°
12:00
9°
14:00
9°
16:00
11°
18:00
11°
0.1mm
20:00
8°
0.1mm
22:00
8°
☁️
SundaySeptember 6th
Avg 11° Low 5° at 05:00
High 17° at 16:00
Feels 15° Wind ~7 km/h
Cloudy
Clear
Partly Cloudy
Cloudy
00:00
8°
02:00
7°
04:00
6°
06:00
5°
08:00
8°
10:00
12°
12:00
15°
14:00
16°
16:00
17°
18:00
15°
20:00
10°
22:00
9°
☁️
MondaySeptember 7th
Avg 11° Low 5° at 05:00
High 19° at 16:00
Feels 15° Wind ~10 km/h
Cloudy
Cloudy
Partly Cloudy
00:00
8°
02:00
7°
04:00
5°
06:00
6°
08:00
8°
10:00
13°
12:00
16°
14:00
18°
16:00
19°
18:00
16°
20:00
11°
22:00
11°
☀️
TuesdaySeptember 8th
Avg 12° Low 6° at 04:00
High 19° at 15:00
Feels 17° Wind ~11 km/h
Partly Cloudy
Clear
00:00
10°
02:00
8°
04:00
6°
06:00
7°
08:00
9°
10:00
14°
12:00
18°
14:00
19°
16:00
19°
18:00
16°
20:00
11°
22:00
9°
🌤️
WednesdaySeptember 9th
Avg 13° Low 7° at 04:00
High 21° at 15:00
Feels 19° Wind ~4 km/h
Clear
Cloudy
Clear
00:00
8°
02:00
7°
04:00
7°
06:00
7°
08:00
9°
10:00
14°
12:00
18°
14:00
20°
16:00
21°
18:00
18°
20:00
12°
22:00
11°
🌦️
ThursdaySeptember 10th
Avg 13° Low 8° at 04:00
High 20° at 14:00
0.9 mm rain Feels 17° Wind ~16 km/h
Cloudy
Rain
00:00
10°
02:00
9°
04:00
8°
06:00
9°
08:00
11°
10:00
15°
12:00
18°
14:00
20°
16:00
18°
18:00
15°
20:00
12°
22:00
11°
0.3mm
🌦️
FridaySeptember 11th
Avg 8° Low 5° at 22:00
High 10° at 11:00
1.8 mm rain Feels 8° Wind ~20 km/h
Rain
Partly Cloudy
Rain
Cloudy
Rain
Cloudy
00:00
9°
0.2mm
02:00
8°
0.2mm
04:00
7°
06:00
8°
08:00
9°
10:00
9°
0.2mm
12:00
10°
0.1mm
14:00
9°
0.1mm
16:00
9°
18:00
8°
0.1mm
20:00
6°
0.1mm
22:00
5°
Sun
☀️ Sunrise 05:52 · Sunset 19:58
14h 06m of daylight · Asia/Irkutsk
Air quality
PM2.5 7.5 µg/m³ - Good
No reason to change your plans - open the windows.
Source: Copernicus CAMS, updated hourly.
Common questions about Bol’shoy Ulun weather
Will it rain in Bol’shoy Ulun today?
Yes - about 5.2 mm of rain is expected in Bol’shoy Ulun today.
What is the temperature in Bol’shoy Ulun right now?
It is 10° in Bol’shoy Ulun right now. Today runs between a low of 9° and a high of 12° .
What time is sunrise and sunset in Bol’shoy Ulun?
The sun rises at 05:52 and sets at 19:58 local time in Bol’shoy Ulun today, giving 14h 06m of daylight.
What is the air quality in Bol’shoy Ulun?
PM2.5 in Bol’shoy Ulun is currently 7.5 µg/m³, which counts as Good on the European air-quality index. No reason to change your plans - open the windows.
How accurate is the Bol’shoy Ulun forecast, and how far ahead does it go?
This page shows 16 days ahead, refreshed every hour. It blends ECMWF, NOAA GFS and whichever national high-resolution model covers Bol’shoy Ulun best. The first three days are the dependable part - day one is usually within a degree or two - and accuracy falls off steadily after day five, so read the far end as a trend rather than a plan. We publish our measured error against real station observations on the accuracy page.
This page is a live API demo. Everything above came from one call to the WeatherMetro API - free tier, 100,000 calls a month.
Read the docs
weathermetro A HatchSquare product. Weather for every place on Earth - free to read, free to build on, priced only when you need scale.
© 2026 WeatherMetro · Weather data: ECMWF, NOAA, DWD, Météo-France, ECCC, MeteoSwiss and others (CC-BY 4.0) · Air quality & history: Copernicus CAMS / C3S · Location data: GeoNames (CC-BY) · Alerts: NWS, MeteoAlarm, ECCC