Weather in Oslo for August 2025
In general, the average temperature in Oslo at the beginning of August is 18.9 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 16.7 °C by the end of August.
Oslo experiences an exceptionally high level of rainfall in August, with more than 24 rainy days on average.
Is August a good time to visit Oslo? check out the best time to travel to Oslo page.
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Oslo in August average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 20° | 2 21° | 3 20° | ||||
4 17° | 5 19° | 6 19° | 7 16° | 8 17° | 9 15° | 10 18° |
11 20° | 12 20° | 13 18° | 14 18° | 15 18° | 16 20° | 17 20° |
18 19° | 19 17° | 20 16° | 21 18° | 22 17° | 23 17° | 24 17° |
25 14° | 26 15° | 27 17° | 28 19° | 29 17° | 30 17° | 31 18° |
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Temperatures trend during August in Oslo
August weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Aug. | Moderate or heavy rain shower | 20° /9° | 4.2 mm | 5 | |
2 Aug. | Moderate or heavy rain shower | 21° /11° | 5.3 mm | 5 | |
3 Aug. | Moderate or heavy rain shower | 20° /11° | 2.3 mm | 5 | |
4 Aug. | Moderate or heavy rain shower | 17° /12° | 7.8 mm | 4 | |
5 Aug. | Moderate or heavy rain shower | 19° /11° | 9.4 mm | 5 | |
6 Aug. | Patchy rain possible | 19° /11° | 0.6 mm | 5 | |
7 Aug. | Moderate or heavy rain shower | 16° /12° | 37.1 mm | 4 | |
8 Aug. | Moderate or heavy rain shower | 17° /11° | 16.9 mm | 4 | |
9 Aug. | Moderate or heavy rain shower | 15° /10° | 18.3 mm | 4 | |
10 Aug. | Patchy rain possible | 18° /9° | 0.5 mm | 4 | |
11 Aug. | Patchy rain possible | 20° /9° | 0.3 mm | 5 | |
12 Aug. | Patchy rain possible | 20° /10° | 2.2 mm | 6 | |
13 Aug. | Heavy rain at times | 18° /12° | 2.6 mm | 4 | |
14 Aug. | Patchy rain possible | 18° /11° | 1.9 mm | 4 | |
15 Aug. | Moderate or heavy rain shower | 18° /13° | 14.7 mm | 4 | |
16 Aug. | Patchy rain possible | 20° /11° | 3 mm | 5 | |
17 Aug. | Cloudy | 20° /9° | 0 mm | 5 | |
18 Aug. | Patchy rain possible | 19° /10° | 1.3 mm | 4 | |
19 Aug. | Moderate rain at times | 17° /10° | 5.9 mm | 5 | |
20 Aug. | Moderate or heavy rain shower | 16° /12° | 31 mm | 4 | |
21 Aug. | Patchy rain possible | 18° /11° | 9.4 mm | 5 | |
22 Aug. | Patchy rain possible | 17° /9° | 1.5 mm | 4 | |
23 Aug. | Moderate or heavy rain shower | 17° /10° | 8.8 mm | 4 | |
24 Aug. | Patchy rain possible | 17° /8° | 2.9 mm | 4 | |
25 Aug. | Light rain shower | 14° /9° | 10.6 mm | 4 | |
26 Aug. | Moderate or heavy rain with thunder | 15° /9° | 29 mm | 4 | |
27 Aug. | Moderate or heavy rain shower | 17° /8° | 11.4 mm | 4 | |
28 Aug. | Fog | 19° /10° | 1 mm | 5 | |
29 Aug. | Light rain shower | 17° /9° | 1.6 mm | 4 | |
30 Aug. | Light rain shower | 17° /8° | 4.3 mm | 4 | |
31 Aug. | Mist | 18° /7° | 0 mm | 5 | |
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Oslo in August - FAQ
What to pack to Oslo in August?
As you prepare for your trip to Oslo in August, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Oslo, during August, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
August rainfall patterns in Oslo
UV exposure in Oslo during August
Quick links
Get accurate weather forecasts for Oslo, located at latitude 59.913 and longitude 10.746. Stay updated with localized weather information tailored for Oslo.