Hallevannet

Lake Freshwater lake in Vestfold county, Norway

Main image
Hallevannet
Hallevannet, Vestfold, Norway
59.0256, 9.9073

How to Get to Hallevannet #

Drive from Tønsberg or Sandefjord on regional roads toward local Hallevannet signs; most visitors find parking near the main access point and walk the short shoreline paths. Regional buses to nearby towns can be used, but a car is the simplest option.

Tips for Visiting Hallevannet #

  • If visiting by car, approach via route E18 and use local signage toward Hallevannet; roadside parking is limited so arrive early on weekends.
  • Bring a waterproof jacket in spring and autumn-coastal weather can change quickly even near Oslofjord.
  • Photographers should try golden hour: the low sun slants across the water and illuminates the reeds.

Best Time to Visit Hallevannet #

Best in late spring through summer for accessible weather and daylight; shoulder seasons offer quieter views.

Summer
June-August · 12-22°C
Calmer weather and long daylight; good for picnics and short swims.
Late spring/early autumn
May, September · 8-16°C
Less crowded; dramatic skies and migrating birds in spring.

Weather & Climate near Hallevannet #

Climate

Hallevannet's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -3°C to 21°C. Abundant rainfall (1021 mm/year), wettest in October.

Best Time to Visit
JuneJulyAugust
Temperature & Rainfall
Temperature Range
29°
Warmest Month
-15°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of 0°C and lows of -3°C. Regular rainfall (85 mm) and mostly overcast skies.

31 Poor

Comfort

-2°
Feels Like Freezing
-2°C
Temperature
-3°
92%
Humidity
Very Humid

Weather

85 mm
Rainfall
4.5 m/s
Wind
Light Breeze
0.0
UV Index
Low
6.7h daylight

February

February is freezing with highs of 1°C and lows of -3°C. Moderate rainfall (57 mm) and mostly overcast skies.

37 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°
92%
Humidity
Very Humid

Weather

57 mm
Rainfall
4.3 m/s
Wind
Light Breeze
0.1
UV Index
Low
9.0h daylight

March

March is cold with highs of 4°C and lows of -1°C. Moderate rainfall (75 mm) and mostly overcast skies.

42 Poor

Comfort

Feels Like Cold
C
Temperature
-1°
87%
Humidity
Very Humid

Weather

75 mm
Rainfall
4.2 m/s
Wind
Light Breeze
0.3
UV Index
Low
11.6h daylight

April

April is cold with highs of 9°C and lows of 3°C. Moderate rainfall (54 mm) and mostly overcast skies.

56 Acceptable

Comfort

Feels Like Cold
C
Temperature
82%
Humidity
Very Humid

Weather

54 mm
Rainfall
4.0 m/s
Wind
Light Breeze
0.7
UV Index
Moderate
14.3h daylight

May

May is cool with highs of 15°C and lows of 9°C. Moderate rainfall (62 mm) and mostly overcast skies.

56 Acceptable

Comfort

12°
Feels Like Cool
12°C
Temperature
15°
79%
Humidity
Very Humid

Weather

62 mm
Rainfall
4.1 m/s
Wind
Light Breeze
1.0
UV Index
High
16.8h daylight

June

June is cool with highs of 19°C and lows of 12°C. Moderate rainfall (68 mm) and mostly overcast skies.

66 Good

Comfort

16°
Feels Like Cool
16°C
Temperature
12° 19°
78%
Humidity
Very Humid

Weather

68 mm
Rainfall
4.0 m/s
Wind
Light Breeze
1.4
UV Index
High
18.2h daylight

July

July is cool with highs of 21°C and lows of 15°C. Moderate rainfall (76 mm) and mostly overcast skies.

64 Good

Comfort

18°
Feels Like Cool
18°C
Temperature
15° 21°
80%
Humidity
Very Humid

Weather

76 mm
Rainfall
3.8 m/s
Wind
Light Breeze
1.3
UV Index
High
17.5h daylight

August

August is cool with highs of 20°C and lows of 14°C. Regular rainfall (95 mm) and mostly overcast skies.

64 Good

Comfort

17°
Feels Like Cool
17°C
Temperature
14° 20°
82%
Humidity
Very Humid

Weather

95 mm
Rainfall
3.8 m/s
Wind
Light Breeze
0.9
UV Index
Moderate
15.3h daylight

September

September is cool with highs of 15°C and lows of 10°C. Significant rainfall (117 mm) and mostly overcast skies.

60 Good

Comfort

12°
Feels Like Cool
12°C
Temperature
10° 15°
84%
Humidity
Very Humid

Weather

117 mm
Rainfall
4.3 m/s
Wind
Light Breeze
0.5
UV Index
Low
12.6h daylight

October

October is cold with highs of 10°C and lows of 5°C. The wettest month with heavy rain (127 mm) and mostly overcast skies.

48 Poor

Comfort

Feels Like Cold
C
Temperature
10°
87%
Humidity
Very Humid

Weather

127 mm
Rainfall
4.3 m/s
Wind
Light Breeze
0.1
UV Index
Low
10.0h daylight

November

November is cold with highs of 4°C and lows of 1°C. Significant rainfall (119 mm) and mostly overcast skies.

40 Poor

Comfort

Feels Like Cold
C
Temperature
90%
Humidity
Very Humid

Weather

119 mm
Rainfall
4.4 m/s
Wind
Light Breeze
0.0
UV Index
Low
7.4h daylight

December

December is freezing with highs of 0°C and lows of -3°C. Regular rainfall (86 mm) and mostly overcast skies.

33 Poor

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°
92%
Humidity
Very Humid

Weather

86 mm
Rainfall
4.3 m/s
Wind
Light Breeze
0.0
UV Index
Low
5.9h daylight

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