5-day weather forecast Oslo 17-08-2026

Weather forecast Oslo tomorrow 17.08.2026: patchy rain possible, temperature from 10 °C to 20 °C.

Precipitation probability 66%. Wind up to 2.69 m/s (gusts 3.36 m/s). Air humidity 47–86%, atmospheric pressure 755–756 mm Hg, UV index up to 3.5.

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ModerateAug 5, 10:30 AM — Aug 17, 11:59 PMTranslate with Google

Forest fire danger, yellow level, Parts of Agder and Østlandet, 2026-08-05T08:30:00+00:00, 2026-08-17T21:59:00+00:00

Forest fire danger

Local wildfire danger. Some rain showers are expected, which can reduced the wildfire danger temporarily, but for a majority of the area the danger will persist.

Vegetation can easily catch fire: Do not use open fire. Follow instructions from local authorities.

5 days at a glance — tap a day to open it

Sunrise 05:37
Sunset 21:05

Waxing Crescent27% illuminated
Moonrise 12:43 · Moonset 21:19

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← Sun, Aug 16

Mon, Aug 17, 2026

Tue, Aug 18 →

Forecast from 10 °C to 20 °C and precipitation

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)	12	11	11	10	11	12	12	12	14	14	14	16	17	18	19	19	20	20	19	18	15	12	11	10
Precipitation (mm/hr)	0.01	0	0	0	0	0	0	0	0.01	0.07	0.04	0	0	0	0.09	0.01	0.01	0.08	0.1	0.01	0	0.12	0.06	0.96

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 (%)	70	44	45	43	87	100	100	68	96	80	88	46	41	51	54	84	81	82	50	78	45	78	82	82
Rain chance (%)	19	15	16	16	23	25	24	17	22	23	20	7	6	6	17	10	9	17	17	11	9	27	26	66

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)	1	1.11	1.31	1.61	1.61	1.39	1.5	1.5	1.61	1.81	1.81	2.19	2.5	2.69	2.69	2.39	2	1.69	1.89	1.61	0.69	0.5	0.69	0.89
Wind gust (m/s)	2.11	2.31	2.72	3.36	3.36	2.58	2.67	2.39	2	2.17	2.08	2.53	2.89	3.11	3.11	2.75	2.31	1.97	2.19	1.92	1.39	1.06	1.47	1.89
Wind direction (°)	NE 42°	NNE 30°	NNE 14°	NNE 16°	NNE 28°	NE 37°	NNE 28°	NNE 22°	NNE 33°	NE 55°	ENE 61°	ENE 62°	ENE 67°	ENE 65°	ENE 57°	NE 54°	ENE 62°	ENE 71°	ENE 78°	E 79°	E 92°	ENE 74°	NNE 33°	NNE 20°

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 (%)	82	83	84	86	84	81	81	80	77	75	72	63	58	54	53	50	47	48	54	58	69	76	81	86

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)	756	756	756	756	756	756	756	756	756	756	756	756	756	756	755	755	755	755	755	755	755	755	755	755

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	0.1	0.2	0.3	0.5	1	1.9	2.5	3.5	3.1	2.2	1.5	0.8	0.3	0.1	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)	3.7	3.3	3.4	3.4	3	2.8	3.1	3.9	5.1	4	3.1	2.4	2.2	2	1.8	1.7	1.8	1.9	2.2	2.2	2.1	2.4	2.8	3.3
PM10 (µg/m³)	6.6	5.9	5	4.9	4.5	4.5	4.9	5.9	6	5.9	4.8	3.8	3.2	2.7	2.3	2.1	2.3	2.5	3.2	3.3	3.3	3.6	3.8	4.4
Ozone (O₃) (µg/m³)	36	36	31	36	34	34	32	29	27	35	40	43	48	50	52	51	51	50	47	45	43	40	36	33
NO₂ (µg/m³)	11.8	10.9	10.7	10.6	8.6	7.8	8.4	10.3	10.9	11.1	8.3	5.8	4.2	3.9	3.4	2.8	3	3.2	4.1	6.2	3.7	8.3	10.5	12.9
SO₂ (µg/m³)	0.7	0.7	0.7	0.7	0.7	0.7	0.7	0.8	0.9	0.9	0.8	0.6	0.5	0.5	0.4	0.3	0.3	0.3	0.5	0.5	0.5	0.7	0.6	0.6
CO (µg/m³)	185	188	156	147	147	148	150	166	179	193	174	162	141	144	137	135	137	139	143	154	137	157	163	169

← Sun, Aug 16

Mon, Aug 17, 2026

Tue, Aug 18 →

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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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