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Norway

Bergen in September: weather, sea & travel advice

This month's data profile

Rain shapes the decision

Bergen in September is climatically mixed. The average daily high is around 13 °C, and the sea is about 15 °C. With about 20 rainy days it is very wet.

Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.

Rank among 12 monthly averages

24/100 · #5

Warmth

#4

Dryness

#5

Sun

#6

Sea warmth

#3

Published best categories: none

Colourful wooden houses at Bergen harbourBergen · SeptemberPhoto: Smtunli · CC BY-SA 4.0

Climate facts

Average high
13 °C
Average low
8 °C
Sea
15 °C
Rainy days (est.)
20 rainy days (est.)
Sun (est.)
3 h/day
Humidity
87 %

Climate evidence with direct month comparison

The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.

Climate averages for Bergen: selected and adjacent months
MonthAvg high °CAvg low °CRainy days (est.)Precipitation mmSun h/day (est.)Humidity %Wind m/sSea °CScore
August1610211994.5841.21636
September (selected)138202382.8871.31524
October84222791.3901.51213

How do the previous and next months compare?

Baseline: September (24/100)

Positive and negative values show the change from the selected month.

Score ΔAverage high ΔAverage low ΔRainy days ΔRain ΔSun ΔHumidity ΔWind ΔSea Δ
August+12+3.3 °C+2.5 °C+0.5-39.1 mm+1.7 h-2.8 %-0.2 m/s+1.2 °C
October-11-5.1 °C-4 °C+1.3+41.8 mm-1.5 h+2.9 %+0.1 m/s-2.4 °C

All twelve months in context

Rainy days (estimated)
22
J
20
F
21
M
17
A
17
M
18
J
21
J
21
A
20
S
22
O
21
N
22
D
Sunshine hours (estimated)h/day
0
J
1
F
2
M
4
A
6
M
6
J
6
J
5
A
3
S
1
O
1
N
0
D
Average daily high°C
0
J
0
F
2
M
7
A
11
M
15
J
17
J
16
A
13
S
8
O
3
N
1
D
Sea temperature°C
7
J
6
F
5
M
6
A
9
M
12
J
15
J
16
A
15
S
12
O
10
N
8
D
Colourful wooden houses at Bergen harbour

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Useful next decisions

Bergen · Month by month

Frequently asked questions

How warm is Bergen in September?

The average daily high is around 13 °C, with an average daily low of about 8 °C.

Can you swim in Bergen in September?

The sea is about 15 °C (cold).

Does it rain a lot in Bergen in September?

The curated estimate is about 20 rainy days per month, not a directly measured long-term average. Total precipitation averages around 238 mm for the month. A rainy day does not mean all-day rain.

When is the best time to visit Bergen?

No month in Bergen reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.