Temperature & Precipitation
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Temperature (°C)	10	9	10	9	9	9	9	9	8	9	10	11	13	13	14	14	13	13	13	11	10	10	10	9
Precipitation (mm/hr)	0.49	0.19	0.16	1.08	0.19	0.29	0.27	0.2	0.15	0.65	0.45	0.76	1.01	1	0.8	0.69	0.63	0.63	1.09	1.08	0.05	0	0	0

Cloud cover and precipitation probability

Cloud cover & Rain chance
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Cloud cover (%)	89	100	92	100	98	91	88	73	73	94	97	53	52	81	73	88	95	67	83	90	99	100	100	100
Rain chance (%)	62	48	45	77	49	53	51	43	39	64	54	51	57	57	48	49	50	46	65	71	35	31	38	38

Wind speed and direction

Wind & Wind gust
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Wind (m/s)	3.61	3.11	2	1.89	1.39	1.5	1.5	1.39	1.31	1.5	2.39	2.61	3.81	3.81	3.89	3.69	2.61	1.39	0.5	0.5	1.31	1.61	1.81	1.81
Wind gust (m/s)	7.72	7.11	4.61	3.5	1.61	2	2	1.5	2.31	2.5	4.19	4.61	5.11	4.92	5.03	4.83	3.92	2.53	0.61	0.5	4.31	4.61	6.81	4.81
Wind direction (°)	WSW 244°	WSW 245°	SW 233°	WSW 241°	SSW 201°	S 191°	S 185°	S 179°	S 183°	SSW 204°	SSW 199°	SSW 211°	SW 233°	WSW 243°	WSW 247°	WSW 251°	WSW 252°	W 261°	WNW 282°	N 5°	NE 48°	E 81°	ENE 73°	ENE 63°

Air humidity

Humidity
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Humidity (%)	96	96	95	96	98	97	97	98	96	90	84	83	75	72	69	69	71	76	82	89	91	92	94	95

Atmospheric pressure

Pressure
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Pressure (mm Hg)	765	765	765	765	765	766	766	767	767	767	767	767	766	766	766	766	766	766	766	766	767	767	767	767

Ultraviolet index

UV Index
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
UV Index	0	0	0	0	0	0	0	0	0.2	0.4	0.7	1.4	2.7	3	2.7	2	1.1	0.5	0.2	0	0	0	0	0

Air quality & pollen

Air quality
Time	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
PM2.5 (µg/m³)	0.8	0.7	0.7	0.8	0.8	0.6	0.5	0.5	0.6	0.6	0.6	0.7	0.7	0.8	0.9	1	1.3	1.4	1.9	2.8	3.2	2.7	2.2	2.2
PM10 (µg/m³)	0.8	0.7	0.8	0.8	0.8	0.6	0.5	0.6	0.6	0.6	0.6	0.7	0.8	0.8	0.9	1	1.3	1.5	1.9	2.8	3.3	2.8	2.3	2.2
Ozone (O₃) (µg/m³)	53	52	52	52	52	52	53	54	55	55	57	60	64	68	71	73	73	69	64	60	60	62	62	59
NO₂ (µg/m³)	2.9	2.7	2.4	2.1	1.9	1.9	1.9	1.9	1.8	1.7	1.5	1.3	1.1	0.9	0.6	0.5	1	3.1	5.8	7.5	6.9	5.1	3.9	3.9
SO₂ (µg/m³)	1	1	0.9	0.9	0.8	0.8	0.7	0.7	0.7	0.7	0.7	0.9	1.1	1.3	1.3	1.3	1.3	1.4	1.6	1.6	1.4	1.1	0.9	0.8
CO (µg/m³)	141	134	130	128	126	124	124	125	131	139	144	143	139	135	132	130	133	145	161	171	170	163	156	152

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Data Sources & Methodology

Our weather forecasts are powered by a professional weather data provider that aggregates data from national weather services, satellite observations, radar networks, and over 80,000 weather stations worldwide. Forecast data is updated multiple times daily. We convert raw data into clear summaries — wind speed in m/s, pressure in mmHg — so you can plan your day with confidence.

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5-day weather forecast Bol'shaya Irba Sep 18, 2026

Forecast from 8 °C to 14 °C and precipitation