Porsgrunn in may: average Weather, Temperature and Climate
Weather in Porsgrunn in may 2025
The weather in Porsgrunn in the month of may comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout may
tolerable weather 6.8cm
Weather at 6am
50°F
Clear/Sunny
39% of time
29%
14%
11%
Weather at 12pm
58°F
Clear/Sunny
36% of time
29%
17%
13%
Weather at 6pm
56°F
Clear/Sunny
38% of time
26%
18%
14%
Weather at 3am
45°F
42%
26%
14%
8%
Evolution of daily average temperature and precipitation in Porsgrunn in may
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Porsgrunn in may.
The climate of Porsgrunn in may is tolerable
In may in Porsgrunn, the climate is wet (with 3.7in of rainfall over 5 days). Unfortunately, the weather conditions is worsening than the previous month since in april there is an average of 1.7in of rainfall over 3 days.
The climate is relatively fresh in that area this month, but it is livable by dressing cosy. The high seasonal norm is 58°F. The seasonal minimum is 50°F. Thus, the mean temperature average in may in Porsgrunn is 54°F. Note that these seasonal averages are in contrast with those observed in Porsgrunn in the month of may with a maximum record of 77°F in 2018 and a minimum record of 34°F in 2021. You can expect to have about 6 days with temperatures above 65°F, or 19% of the month.
In may in Porsgrunn, the days on average last 16:58. Sunrise is at 03:50 and sets at 20:48.
With a correct weather, this month is okay (but not good) to go in that area in Norway.
Porsgrunn: another month?
If you can push back the dates of your trip, we advise you to go in june to Porsgrunn. more information
May: another location in Norway?
If you want to go to Norway in may, there are destinations with better weather than Porsgrunn:
In may, Drammen has good weather.
Seasonal average climate and temperature of Porsgrunn in may
Check below seasonal norms These datas are compiled from the weather statements of the last years of the month of may.
| May | |||||
| Outside temperature | |||||
| Average temperature | 54°F | ||||
| Highest temperature | 58°F | ||||
| Lowest temperature | 50°F | ||||
| Highest record temperature | 77°F (2018) | ||||
| Lowest record temperature | 34°F (2021) | ||||
| Number of days at +65°F | 6 day(s) (19%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Sea temperature | |||||
| Average sea temperature | 53°F | ||||
| Lowest sea temperature | 47°F | ||||
| Highest sea temperature | 59°F | ||||
| Wind | |||||
| Wind speed | 18km/h | ||||
| Wind temperature | 47°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.7in | ||||
| Number of days with rainfall | 5 day(s) (18%) | ||||
| Record daily rainfall | 1.6in (2013) | ||||
| Snowfall | 6.8cm | ||||
| Other climate data | |||||
| Humidity | 76% | ||||
| Visibility | 9.23km | ||||
| Cloud cover | 43% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 15 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 03:50 | ||||
| Time of sunset | 20:48 | ||||
| Length of day | 16:58 | ||||
| Our opinion about the weather in may | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last may?
Here is the day by day recorded weather in Porsgrunn in may 2024:
50°F to 54°F
52°F to 58°F
50°F to 58°F
50°F to 54°F
49°F to 52°F
49°F to 52°F
49°F to 52°F
50°F to 56°F
49°F to 61°F
50°F to 52°F
50°F to 56°F
52°F to 56°F
52°F to 58°F
52°F to 58°F
54°F to 59°F
58°F to 61°F
52°F to 61°F
56°F to 61°F
54°F to 61°F
54°F to 63°F
54°F to 63°F
54°F to 65°F
56°F to 65°F
58°F to 63°F
59°F to 65°F
58°F to 63°F
54°F to 58°F
56°F to 59°F
54°F to 58°F
56°F to 59°F
56°F to 65°F
Map: other cities in Norway in may
Cities near Porsgrunn:
| Skien in may | tolerable weather |
| Larvik in may | tolerable weather |
| Sandefjord in may | tolerable weather |
| Kragero in may | tolerable weather |
| Tønsberg in may | tolerable weather |
| Notodden in may | bad weather |
| Risør in may | tolerable weather |
| Horten in may | tolerable weather |
| Kongsberg in may | tolerable weather |
| Moss in may | tolerable weather |
| Seljord in may | tolerable weather |
| Fredrikstad in may | tolerable weather |
Click over cities on the map for information about the weather in may.
Porsgrunn
perfect weather
good
tolerable
bad
very bad
Weather data for Porsgrunn in may:
Weather data for Porsgrunn for may are derived from an average of the weather forecast since 2009 in Porsgrunn. There is a margin of error and these forecasts are to be considered as general information only. The weather in Porsgrunn can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Porsgrunn.