It depends on day length and cloudiness during the day. Inland areas (like Oslo) have a continental climate with colder winters (think minus 13 degrees Fahrenheit, or 25 below zero Celsius) but warmer summers. You can also expect the warmest weather, most extended daylight hours, and the best availability of outdoor activities. As the bright green forests and fields turn into marvellous golden and red hues, hikers love to explore the trails that are still snow-free. In Oslo and Bergen the average temperature is 11C (52F) in September. In July and August, the temperatures can reach 25C - 30C. 13 Water Temperature. Highs and lows in Bergen in Sep Sep 1 Sep 3 Sep 5 Sep 7 Sep 9 Sep 11 Sep 13 Sep 15 Sep 17 Sep 19 Sep 21 Sep 23 Sep 25 Sep 27 Sep 30 32F 39F 46F 54F 61F High Low 3.4 Hrs of Sun / Day. Swimming with orcas in Norway . The coldest month, February has days with highs of 35F (1C) and lows of 28F (-2C). Daily low temperatures decrease by 5F, from 49F to 44F, rarely falling below 36F or exceeding 55F. Also consider one of our other suggestions for September . Weather in September The first month of the autumn, September, is also a moderate month in Bergen, Norway, with temperature in the range of an average high of 13.9C (57F) and an average low of 11C (51.8F). You have long enough days that you can take road trips but short enough days that you can sleep at night without issues. 7 days (87.5 mm.) The sea, which in winter makes the air milder, during summer cools it down, to the point that the maximum temperatures along the west coast in July and August are around 15/16 C (59/61 F). Rainfall September is the month with the most rainfall. Although the weather may not be appealing, it is the perfect opportunity to photograph some of the most magnificent backdrops that take effect during this time of year. Read on for more tips on where to go and what to expect in Norway this month. Average temperatures in Oslo are 20 C in summer (16 C in the north) and - 4C in winter. Precipitation does not always occur in the form of snow, but it often occurs in the form of a continuous and cold drizzle. May-June or September would be be my recommendation. The weather in Norway in September ranges from poor to tolerable depending on the destination. Get the monthly weather forecast for Oslo, Oslo, Norway, including daily high/low, historical averages, to help you plan ahead. As the country spans such a large distance, temperatures in Norway vary depending on location. The first half of September will still have a lingering summer weather, but it will be chilly in the morning and evening hours. Get the monthly weather forecast for Bergen, Hordaland, Norway, including daily high/low, historical averages, to help you plan ahead. In September, the average high-temperature drops from a pleasant 20.1C (68.2F) in August to a mild 15.1C (59.2F). The weather in Norway in September September is the first real autumn month, and it's actually a big difference between the start and end of September. Later in the autumn, the warmest areas are usually found on the coast of Rogaland and Hordaland in Fjord Norway . Weather In September, days get shorter, the air becomes crisper, and golden hues begin to appear making it a dazzling time to visit Norway's fjords. September is noticeably cooler and more unstable. The weather in Norway in September is very enjoyable. C Claire M. Tennessee, United States Weather in Norway is best between May and September when it's usually mild and clear. 7 h. 15 min. This is when the summer transitions into the golden colors of early autumn. 7.9C. September has maximum daytime temperatures ranging from cold in Longyearbyen with 4C (39F) to moderate temperatures in Drammen with 18C (64F). The weather in Norway in December is generally poor. September is too cold for swimming in Norway for any length of time, unless you have a wetsuit. Nighttime temperatures generally drop to 3C (38F) in lesund and -12C (10F) in Longyearbyen . You can get statistics (not wild generalisations or anecdotes) at http://www.yr.no . The coldest month, January has days with highs of 22F (-6C) and lows of 12F (-11C). The further north you get (Troms, Norway, for . This is also a great month to visit Bergen for its annual food festival. Rain falls for 7 days and accumulates 90mm (3.54") of precipitation. Average weather throughout september tolerable weather Weather at 6am 49F Clear/Sunny 31% of time 21% 15% 13% Weather at 12pm 59F Clear/Sunny 30% of time 27% 20% 14% Weather at 6pm 54F Clear/Sunny 30% of time 24% 21% 12% Weather at 3am 49F 27% 24% 18% 13% Weather in august in Oslo Weather in october in Oslo Thanks to the temperate waters of the Gulf Stream, Norway has a much warmer and milder climate than other parts of the world at the same latitude, such as Alaska, Greenland, and Siberia. September is the best time to go to Norway if you want fall colors, mountain hikes, no crowds, mild temperatures, and if you're in the north, a chance to chase the Northern Lights without worrying about snowy roads. Temperatures in September drop to a low of 8C (46F). In the south, the average September temperature during the day is 15C. This graph shows how an average day looks like in Bergen in September based on historical data. Norway weather in September 2023 14 14C max day temperature 5 5 hours of sunshine per day 16 16 days with some rainfall 7 7C min night temperature 13 13 hours of daylight per day 0 No heat & humidity 94 94 mm of monthly rainfall 3 3 (Moderate) UV index 14 14C sea temperature September marks the end of the high season, with mild temperatures perfect for enjoying outdoor activities and iconic scenery without the crowds. 51.7%. You still have a good chance of some sunshine but more on that later in the post Norwegian Fjords tip #2 December has maximum daytime temperatures ranging from very cold in Longyearbyen with -6C (21F) to cold temperatures in lesund with 5C (41F). Visitors should experience about 5 hours of sunshine everyday, and about 81mm of average rainfall. Oslo Norway in October October will give you enough daylight to embark on some wonderful hikes (weather permitting, of course). You'll get the best deals at this time and the ships won't be too busy. Autumn: September, October and November Autumn is harvest and hunting season, and the perfect time to try a traditional local meal of venison or grouse, with regionally farmed vegetables, fruits and berries. The best travel period to travel to Norway for the orcas are the months October, November December, January and February. In the summer, the average temperature in Norway ranges between 13-18C (57 to 65F). Daily low temperatures decrease by 7F, from 48F to 41F, rarely falling below 32F or exceeding 55F. December is a winter month in Norway. Temperature In September, the average high-temperature is essentially the same as in August - a mild 13.9C (57F). The daylight is getting shorter, but it's still not too bad with almost 13 hours of daylight in the south. It really varies so much, but by mid-September the country starts to look quite orange. South: The average temperatures in Oslo in September range from 7.5C to 15.1C. Average weather in september in Oslo tolerable weather Weather at 6am 49F Clear/Sunny 31% of time 21% 15% 13% Weather at 12pm 59F Clear/Sunny 30% of time 27% 20% 14% Weather at 6pm 54F Clear/Sunny 30% of time 24% 21% 12% Weather at 3am 49F 27% 24% 18% 13% More information about the weather in Oslo in september Weather in august in Norway Swimming with orcas in Norway might be the bucket list trip of your life. Sunshine, rain, cold - anything is possible in the summertime. September Weather in Oslo Norway. Detailed Norway Weather Forecast for September 2022 - day/night temperatures, precipitations - World-Weather.info Winters are relatively moderate and rainy with little snow or frost. Temperatures in the southern portion of the coast fall in the low 60s Fahrenheit during the day, and 50s in the evening. In Stavanger it is 13C (56F), in Troms it's 7C (44F), and in Longyearbyen, the main town of Svalbard, it is 1C (34F). The mercury hovers around 10C at night. In Oslo, the average precipitation level is 50 mm in January and 80 mm in July. What's the Weather like in Bergen in September Temperature The short Bergen summer is over in fall as cooler temperatures start to settle in. Norway Weather Forecast in Norway The temperate Norwegian climate is quite unpredictable. Nighttime temperatures generally drop to 9C (47F) in Drammen and 1C (33F) in Longyearbyen . The average temperature for September is 12 C. Daytime averages drop to 14 C and nights average 9 C. Temperatures will continue to sharply drop going into winter. Norwegian Fjords tip #1 I would recommend cruising at the beginning or end of the summer season. 13.3C. 11 Air Temperature. In September, the average low-temperature is 7.5C (45.5F). September Weather in Bergen Norway Daily high temperatures decrease by 6F, from 60F to 54F, rarely falling below 48F or exceeding 67F. Norway. Scandinavia Weather in September. Visiting Norway, you will find May through September are the busiest months. The coldest areas in the winter are often inland or far to the north. Scandinavia's average daily temperatures during the first month of fall are generally between 60 and 65 degrees Fahrenheit (16 and 18 degrees Celsius), with nighttime lows dipping into the mid-40s Fahrenheit (below 10 degrees Celsius) in much of the region. This graph shows how an average day looks like in Geiranger in September based on historical data. Norway Oslo Weather in September Oslo weather in September 2023 14 14C max day temperature 5 5 hours of sunshine per day 16 16 days with some rainfall 7 7C min night temperature 13 13 hours of daylight per day 0 No heat & humidity 94 94 mm of monthly rainfall 3 3 (Moderate) UV index 14 14C sea temperature * Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. For reference, on July 18, the hottest day of the year . Daily high temperatures decrease by 9F, from 64F to 55F, rarely falling below 49F or exceeding 71F. Norway Weather in September Enjoy sunny days and clear blue skies on your trip to Norway in September As summer transitions into fall, the weather in Norway in September sees the mercury dipping with higher precipitation than usual. Rainfall Sea temperature September is a very cold time for sunbathing in Norway, and not recommended. Highs and lows in Geiranger in Sep Sep 1 Sep 3 Sep 5 Sep 7 Sep 9 Sep 11 Sep 13 Sep 15 Sep 17 Sep 19 Sep 21 Sep 23 Sep 25 Sep 27 Sep 30 32F 37F 43F 48F 54F Norway stretches from 57 to 78 north, so the climate varies a lot. Autumn can give way to winter as early as October, but more often in mid-to-late November. In September, the southern part of the Oslofjord usually has the highest mean temperature in Norway. September Weather in Oslo. I have had many wonderful holidays in Norway in the second half of August when the weather is little different from the rest of the summer and when most tourists (and nearly all Norwegians) have gone home. It will also gift you with absolutely stunning fall foliage.