Sirdalsvatnet

Lake Norwegian freshwater lake in the Sirdal valley

Mountain lake in Sirdal, Agder, Norway, used for boating and fishing and as access to nearby hiking routes and winter ski areas in the surrounding hills.

Siraaen med moræne foran Sirdalsvand. - no-nb digifoto 20160329 00161 bldsa NGU0094.jpg
Sireaaen med morænen foran Sirdalvand i bakgrunnen - no-nb digifoto 20160329 00168 bldsa NGU0101.jpg
Tonstad Kraftverk.JPG
Tonstad, Sirdal - no-nb digifoto 20160225 00129 NB MIT FNR 05897 (cropped).jpg
Tonstad, Sirdal - no-nb digifoto 20160225 00129 NB MIT FNR 05897.jpg
Tonstad, Sirdal - no-nb digifoto 20160225 00252 NB MIT FNR 05894.jpg
Main image
Sirdalsvatnet
Sirdalsvatnet, Sirdal Municipality, Agder, Norway
58.5681, 6.7020

How to Get to Sirdalsvatnet #

Sirdalsvatnet is accessible by car via regional roads from Tonstad (Sirdal municipality). From Kristiansand the drive is approximately 2.5-3 hours; follow county roads into the valley and use signposted trailheads for shorter walks.

Tips for Visiting Sirdalsvatnet #

  • Drive to the southern end and use local trailheads to walk along the eastern shore for the best viewpoints.
  • If kayaking, watch for rapidly changing winds funneling through the valley - conditions can turn quickly.
  • Combine a visit with nearby Sirdal trails and small mountain lodges rather than treating the lake as a stand-alone stop.

Best Time to Visit Sirdalsvatnet #

Sirdalsvatnet is a year-round landscape: summer for hiking and boating, winter for snow-based activities; access is by regional roads.

Summer
Jun-Aug · 10-20°C
Longest daylight and best conditions for hiking and water activities.
Winter
Dec-Feb · -5-5°C
Snow changes the landscape; the lake may freeze and cross-country routes become the attraction.

Weather & Climate near Sirdalsvatnet #

Climate

Sirdalsvatnet's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with cool summers (peaking in July) and freezing winters (coldest in February). Temperatures range from -3°C to 18°C. Heavy rainfall (2063 mm/year), wettest in November.

Best Time to Visit
JuneJulyAugust
Temperature & Rainfall
Temperature Range
31°
Warmest Month
-23°
Coldest Month
Monthly Conditions

January

January is freezing with highs of 2°C and lows of -2°C. Heavy rain (222 mm) and mostly overcast skies.

22 Poor

Comfort

Feels Like Freezing
C
Temperature
-3°
97%
Humidity
Very Humid

Weather

222 mm
Rainfall
2.7 m/s
Wind
Calm
0.0
UV Index
Low
6.9h daylight

February

February is the coldest month with highs of 2°C and lows of -3°C. Significant rainfall (172 mm) and mostly overcast skies.

24 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°
97%
Humidity
Very Humid

Weather

172 mm
Rainfall
2.4 m/s
Wind
Calm
0.1
UV Index
Low
9.1h daylight

March

March is cold with highs of 4°C and lows of -1°C. Significant rainfall (165 mm) and mostly overcast skies.

35 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
93%
Humidity
Very Humid

Weather

165 mm
Rainfall
2.5 m/s
Wind
Calm
0.3
UV Index
Low
11.6h daylight

April

April is cold with highs of 8°C and lows of 2°C. Regular rainfall (87 mm) and mostly overcast skies.

43 Poor

Comfort

Feels Like Cold
C
Temperature
85%
Humidity
Very Humid

Weather

87 mm
Rainfall
2.5 m/s
Wind
Calm
0.6
UV Index
Moderate
14.2h daylight

May

May is cold with highs of 13°C and lows of 6°C. Regular rainfall (88 mm) and mostly overcast skies.

53 Acceptable

Comfort

10°
Feels Like Cold
10°C
Temperature
13°
81%
Humidity
Very Humid

Weather

88 mm
Rainfall
2.7 m/s
Wind
Calm
1.0
UV Index
High
16.6h daylight

June

June is cool with highs of 16°C and lows of 9°C. Significant rainfall (102 mm) and mostly overcast skies.

59 Acceptable

Comfort

13°
Feels Like Cool
13°C
Temperature
16°
80%
Humidity
Very Humid

Weather

102 mm
Rainfall
2.8 m/s
Wind
Calm
1.3
UV Index
High
17.9h daylight

July

July is cool with highs of 18°C and lows of 12°C. Significant rainfall (110 mm) and mostly overcast skies.

59 Acceptable

Comfort

15°
Feels Like Cool
15°C
Temperature
12° 18°
83%
Humidity
Very Humid

Weather

110 mm
Rainfall
2.6 m/s
Wind
Calm
1.3
UV Index
High
17.2h daylight

August

August is cool with highs of 18°C and lows of 12°C. Significant rainfall (151 mm) and mostly overcast skies.

55 Acceptable

Comfort

15°
Feels Like Cool
15°C
Temperature
12° 18°
87%
Humidity
Very Humid

Weather

151 mm
Rainfall
2.4 m/s
Wind
Calm
0.9
UV Index
Moderate
15.1h daylight

September

September is cool with highs of 14°C and lows of 9°C. Heavy rain (207 mm) and mostly overcast skies.

45 Poor

Comfort

12°
Feels Like Cool
12°C
Temperature
14°
90%
Humidity
Very Humid

Weather

207 mm
Rainfall
2.6 m/s
Wind
Calm
0.5
UV Index
Low
12.6h daylight

October

October is cold with highs of 10°C and lows of 6°C. Heavy rain (254 mm) and mostly overcast skies.

43 Poor

Comfort

Feels Like Cold
C
Temperature
10°
94%
Humidity
Very Humid

Weather

254 mm
Rainfall
2.6 m/s
Wind
Calm
0.2
UV Index
Low
10.0h daylight

November

November is cold with highs of 6°C and lows of 2°C. The wettest month with heavy rain (257 mm) and mostly overcast skies.

33 Poor

Comfort

Feels Like Cold
C
Temperature
96%
Humidity
Very Humid

Weather

257 mm
Rainfall
2.4 m/s
Wind
Calm
0.0
UV Index
Low
7.6h daylight

December

December is cold with highs of 3°C and lows of -1°C. Heavy rain (248 mm) and mostly overcast skies.

31 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
97%
Humidity
Very Humid

Weather

248 mm
Rainfall
2.5 m/s
Wind
Calm
0.0
UV Index
Low
6.2h daylight

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