Search for cities, countries, lakes and rivers

Harstad

Water Temperature in the Norwegian Sea in Harstad, Norway: Current, Historical Data and Forecast

On this page, you will find comprehensive information about the sea temperature in Harstad in Norway, including current readings, historical data and trends, monthly averages, as well as weather forecasts and upcoming temperature predictions. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Current Water Temperature in Harstad

3.1°C

TODAY

3.7°C

YESTERDAY

4.3°C

A WEEK AGO

Analysis, Historical Data, and Forecast of Water Temperature

Today sea water temperature in the Norwegian Sea in Harstad is 3.1°C. Such water is extremely cold and not recommended for swimming without proper preparation. In these conditions, the risk of hypothermia is very high, and prolonged exposure to the water can be hazardous to your health. If you decide to swim, it is important to have the appropriate gear, such as a wetsuit. Typically, only experienced swimmers or those who practice winter swimming venture into such waters.

It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.

Water Temperature Chart for Norwegian Sea in Harstad Over the Last 30 Days

The water temperature in Harstad today is lower than both a week ago and a month ago. Today's sea temperature is generally in line with historical values for this day.

According to our forecast, the sea temperature in Harstad will remain nearly unchanged in the coming days, its value will be 3.8°C.

Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.

Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts across Norway to enhance accuracy.

Water temperature data for Harstad and nearby towns and resorts is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.

Table of Daily Sea Temperature Data

DateCurrentAverageForecast
Feb 154.3°C3.5°C
Feb 163.7°C4.5°C
Feb 173.9°C3.5°C
Feb 183.5°C3.5°C
Feb 194.0°C4.8°C
Feb 203.9°C4.5°C
Feb 213.7°C4.5°C
Feb 223.8°C3.5°C
Feb 233.8°C3.2°C
Feb 244.3°C3.3°C
Feb 254.3°C3.4°C
Feb 264.8°C3.5°C
Feb 274.8°C3.6°C
Feb 283.5°C3.6°C
Mar 14.8°C3.7°C
Mar 24.3°C3.8°C
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast

Sea Temperature in Harstad Throughout the Year

Throughout the year, the sea temperature in Harstad never exceeds 64°F (18°C).

Below is the annual chart of sea temperature changes in the Norwegian Sea in Harstad.

January

MinimumAverageMaximum
2°C4.5°C7°C

February

MinimumAverageMaximum
2°C4°C6°C

March

MinimumAverageMaximum
2°C4°C6°C

April

MinimumAverageMaximum
2°C4°C6°C

May

MinimumAverageMaximum
3°C6°C9°C

June

MinimumAverageMaximum
6°C9°C12°C

July

MinimumAverageMaximum
9°C12°C15°C

August

MinimumAverageMaximum
9°C12.5°C16°C

September

MinimumAverageMaximum
8°C11°C14°C

October

MinimumAverageMaximum
6°C9°C12°C

November

MinimumAverageMaximum
4°C7°C10°C

December

MinimumAverageMaximum
2°C5°C8°C

Monthly Water Temperature Histogram for Norwegian Sea in Harstad

You can explore detailed data on how the water temperature in Harstad varies each month:

Harstad Weather

FEBRUARY 23

3°C / 4°C
light rain

humidity: 84% | wind: 4 km/h

FEBRUARY 24

3°C / 4°C
light rain

humidity: 94% | wind: 5 km/h

FEBRUARY 25

2°C / 3°C
moderate rain

humidity: 97% | wind: 5 km/h

FEBRUARY 26

2°C / 3°C
light snow

humidity: 94% | wind: 4 km/h

Troms County, NorwayTroms County, NorwayTroms County, Norway

Sea Temperature in the Norwegian Sea in Harstad: General Trends and Swimming Opportunities

Original name
Harstad
The Local Time
00:30
Time Zone
UTC+1
Sunrise
07:46
Sunset
16:28
Length of the day
8 h 41 m

Troms County in Norway, situated in the coastal area, experiences a subarctic climate prevailing with mild winters and cool summers due to the influence of the Gulf Stream. The weather generally consists of frequent snow and rainfall, and temperatures ranging from -4°C in winter to 14°C in summer.

Harstad is located in Europe in the Northern Hemisphere at a latitude of 69 degrees, along the shores of the Norwegian Sea. Harstad lies within the Troms County in Norway.

The average annual daytime air temperature in Harstad is 6°C (43°F), with the average nighttime temperature being -2°C (28°F). The highest average daily temperature occurs in July, reaching 15°C (59°F), while the lowest is in February at -2°C (29°F). As for nighttime temperatures, the minimum average temperature of -10°C (14°F) is recorded in February, and the maximum is in July, reaching 8°C (47°F).

According to historical data, Harstad experiences 167 rainy days per year, which accounts for 46 percent of all days in the year. On average, there are 14 rainy days each month. The wettest month is October, with 17 rainy days and 120 mm (4.7 inches) of precipitation, while the driest month is June, which typically has 10 rainy days and only 57 mm (2.3 inches) of precipitation.

The average annual water temperature in Norwegian Sea in Harstad is 7°C (45°F). In January, the water reaches its lowest point of the year at 2°C (36°F), while in August, it peaks at 16°C (61°F). In Harstad, the water temperature in the Norwegian Sea never consistently reaches a comfortable level for swimming in any month.

Geographical Location of Harstad

Frequently Asked Questions About Harstad and its Water Temperatures

What is the current sea temperature in Harstad?

The water temperature today in the Norwegian Sea in Harstad is 38°F (3.1°C).

In which months is the water temperature in Harstad comfortable for swimming?

It cannot be guaranteed that the water temperature in Harstad will be comfortable for swimming in any month of the year.

What is the water temperature in Harstad during the winter?

The water temperature in the Norwegian Sea in Harstad during the winter ranges from 2°C to 8°C (36°F to 46°F).

What is the water temperature in Harstad during the spring?

The water temperature in the Norwegian Sea in Harstad during the spring ranges from 2°C to 9°C (36°F to 48°F).

What is the water temperature in Harstad during the summer?

The water temperature in the Norwegian Sea in Harstad during the summer ranges from 6°C to 16°C (43°F to 61°F).

What is the water temperature in Harstad during the fall?

The water temperature in the Norwegian Sea in Harstad during the fall ranges from 4°C to 14°C (39°F to 57°F).

Is it possible to swim in the sea in Harstad at any time of the year?

In Harstad, the Norwegian Sea is quite cold, and swimming is almost impossible as the water temperature never reaches 21°C (70°F).

What sea temperatures can I expect in Harstad in the next month?

In March, the water temperature in the Norwegian Sea in Harstad will range between 36°F (2°C) and 43°F (6°C)