July weather forecast
Tromsø, Norway

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The bridge connecting the city of Tromsø, Norway
The bridge connecting the city of Tromsø, Norway

Weather in July

The peak of Tromso's modest summer is in July, complete with forty-eight seven sunlight and relatively warm temperatures. The absence of snowfall becomes more apparent as no measurable quantities are reported during this month, implying that summer is in full swing. July is favored for various outdoor activities, exploration, and enjoying Tromsø's magnificent landscapes in clear, bright Nordic sunshine. Combined with the midnight sun phenomenon, it makes for a remarkable, almost surreal summer experience. This is the time for outdoor concerts, festivals, and mountain hiking.

Temperature

July is Tromsø's warmest month, registering average high temperatures of 13.9°C (57°F) and lows of 8.7°C (47.7°F).

Humidity

With an average relative humidity of 79%, July is the least humid month.

Rainfall

July is the month with the least rainfall in Tromsø. Rain falls for 18.3 days and accumulates 55mm (2.17") of precipitation.

Snowfall

July and August are months without snowfall in Tromsø, Norway.

Sea temperature

In Tromsø, the average seawater temperature in July is 10.8°C (51.4°F).
Note: In 10.8°C (51.4°F), even brief exposure to 13°C (55.4°F) feels biting, and anything less than 10°C (50°F) risks cold shock and impaired breathing, considering one's health.

Daylight

In July, the average length of the day in Tromsø is 4h and 16min.
On the first day of July in Tromsø, sunrise is at 02:00 and sunset at 02:00. On the last day of the month, sunrise is at 02:20 and sunset at 23:21 CEST.

Sunshine

In Tromsø, the average sunshine in July is 2.7h.

UV index

The month with the highest UV index in Tromsø is July, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 4 during July translates into the following recommendations:
Exercise prevention - Precautions against solar damage are endorsed. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What is the hottest time of year in Tromsø?

The warmest period in Tromsø is July, when temperatures fluctuate between an average high of 13.9°C (57°F) and a low of 8.7°C (47.7°F).

What is the temperature in July in Tromsø?

Tromsø in July has an average high-temperature of 13.9°C (57°F) and an average low-temperature of 8.7°C (47.7°F).

What is the least humid month in Tromsø?

July is the least humid month, with an average relative humidity of 79%.

What is the average humidity in July in Tromsø?

The average relative humidity in July in Tromsø is 79%.

What is the driest month in Tromsø?

July is the month with the least rainfall in Tromsø. Rain falls for 18.3 days and accumulates 55mm (2.17") of precipitation.

How much does it rain in Tromsø in July?

In Tromsø, Norway, during July, the rain falls for 18.3 days and regularly aggregates up to 55mm (2.17") of precipitation.

When it does not snow in Tromsø?

July and August are months without snowfall in Tromsø.

Does it snow in Tromsø in July?

In July, in Tromsø, Norway, it doesn't snow. June is the latest month when it typically snows.

What is the water temperature in July in Tromsø?

In Tromsø, in July, the average water temperature is 10.8°C (51.4°F). Swimming in 10.8°C (51.4°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

How many hours of daylight does Tromsø have in July?

In Tromsø, Norway, the average day length in July is 4h and 16min.

When is the sunrise / sunset in July in Tromsø?

On the first day of July in Tromsø, Norway, sunrise is at 02:00 and sunset at 02:00. On the last day of the month, sunrise is at 02:20 and sunset at 23:21 CEST.

How many hours of sunshine does Tromsø have in July?

In Tromsø, the average sunshine duration in July is 2.7h.

What is the month with the highest UV index in Tromsø?

With an average maximum UV index of 4, July is the month with the highest UV index in Tromsø.

What is the UV index reading in July in Tromsø?

In Tromsø, Norway, the average daily maximum UV index in July is 4. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJulyASOND
Jun
July
Aug
Average high temperature
9.3°C 48.7°F
13.9°C 57°F
13.1°C 55.6°F
Average low temperature
5.4°C 41.7°F
8.7°C 47.7°F
7.7°C 45.9°F
Average pressure
1012.5mbar 29.9inHg
1011.5mbar 29.87inHg
1010.7mbar 29.85inHg
Average wind speed
11.6km/h 7.2mph
9.5km/h 5.9mph
10.3km/h 6.4mph
Average max. wind speed
12.4km/h 7.7mph
10.2km/h 6.3mph
11.2km/h 7mph
Average wind speed gusts
16.5km/h 10.3mph
14km/h 8.7mph
15.7km/h 9.8mph
Average humidity
80%
79%
81%
Average rainfall
76mm 2.99"
55mm 2.17"
79mm 3.11"
Average rainfall days
19.3
18.3
18.5
Average snowfall
18mm 0.71"
0mm 0"
0mm 0"
Average snowfall days
1.4
0
0
Average sea temperature
8.8°C 47.8°F
10.8°C 51.4°F
11.3°C 52.3°F
Average daylight
0h 0min
4h 2min
18h 0min
Average sunshine
0h 3min
2h 4min
8h 0min
Average sunshine days
8.1
10.2
10.8
Average UV index
3
4
3
Average cloud cover
68%
58%
59%
Average visibility
9km 5.6mi
9km 5.6mi
9km 5.6mi

Average temperature in July
Tromsø, Norway

Average temperature in July - Tromsø, Norway
  • Average high temperature in July: 13.9°C

The warmest month (with the highest average high temperature) is July (13.9°C).
The month with the lowest average high temperature is January (-4.5°C).

  • Average low temperature in July: 8.7°C

The month with the highest average low temperature is July (8.7°C).
The coldest month (with the lowest average low temperature) is February (-9.1°C).

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Average pressure in July
Tromsø, Norway

Average pressure in July - Tromsø, Norway
  • Average pressure in July: 1011.5mbar

The month with the highest atmospheric pressure is May (1013.8mbar).
The month with the lowest atmospheric pressure is December (1000.7mbar).

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Average wind speed in July
Tromsø, Norway

Average wind speed in July - Tromsø, Norway
  • Average wind speed in July: 9.5km/h

The windiest month (with the highest average wind speed) is March (17km/h).
The calmest month (with the lowest average wind speed) is July (9.5km/h).

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Average humidity in July
Tromsø, Norway

Average humidity in July - Tromsø, Norway
  • Average humidity in July: 79%

The month with the highest relative humidity is April (89%).
The month with the lowest relative humidity is July (79%).

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Average rainfall in July
Tromsø, Norway

Average rainfall in July - Tromsø, Norway
  • Average rainfall in July: 55mm

The wettest month (with the highest rainfall) is March (103mm).
The driest month (with the least rainfall) is July (55mm).

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Average rainfall days in July
Tromsø, Norway

Average rainfall days in July - Tromsø, Norway
  • Average rainfall days in July: 18.3 days

The month with the highest number of rainy days is June (19.3 days).
The month with the least rainy days is February (4.7 days).

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Average snowfall in July
Tromsø, Norway

Average snowfall in July - Tromsø, Norway
  • Average snowfall in July: 0mm

The month with the highest snowfall is March (569mm).
The months with the least snowfall are July and August (0mm).

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Average snowfall days in July
Tromsø, Norway

Average snowfall days in July - Tromsø, Norway
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is March (22.9 days).
The months with the least snowfall days are July and August (0 days).

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Average sea temperature in July
Tromsø, Norway

Average sea temperature in July - Tromsø, Norway
  • Average sea temperature in July: 10.8°C

The best month for swimming (with the highest average sea temperature) is August (11.3°C).
The coldest month (with the lowest average sea temperature) is March (4.2°C).

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Average daylight in July /
Average sunshine in July
Tromsø, Norway

Average daylight in July / Average sunshine in July - Tromsø, Norway
  • Average daylight in July: 4h and 2min

The month with the longest days is August (Average daylight: 18h and 0min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

  • Average sunshine in July: 2h and 4min

The month with the most sunshine is August (Average sunshine: 8h and 0min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).

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Average sunshine days in July
Tromsø, Norway

Average sunshine days in July - Tromsø, Norway
  • Average sunshine days in July: 10.2 days

The month with the most sunshine days is January (13.2 days).
The month with the least sunshine days is March (6.2 days).

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Average UV index in July
Tromsø, Norway

Average UV index in July - Tromsø, Norway
  • Average UV index in July: 4

The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

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Average cloud cover in July
Tromsø, Norway

Average cloud cover in July - Tromsø, Norway
  • Average cloud cover in July: 58

The month with the most cloud cover is March (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 58).

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Average visibility in July
Tromsø, Norway

Average visibility in July - Tromsø, Norway
  • Average visibility in July: 9km

The months with the highest visibility are June, July, August, September, October and November (9km).
The month with the lowest visibility is April (7km).

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Tromsø, Norway

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