Best time to go

Harstad in October 2026: weather, temperatures and activities

Do you want to visit Harstad in October 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether October is a good month to travel to Harstad, Norway.

Custom search

Is it worth visiting Harstad in October?

Check your ideal travel criteria and see if the month of October suits your plans to go to Harstad.
What matters most?
Harstad in October 2026: weather, temperatures and activities

Page summary

Harstad in October in summary
Very bad weather
Min 4°C Max 6°C 186 mm 11 day(s) 80% 58% 10°C 5.9 h/day 21.7 cm
Possible activities in October
Northern or Southern LightsCultural visits and heritage
Practical guidelines
Moderate crowds 07:02 16:16
Hourly weather

Average weather in Harstad in October 2026

Very bad weather

The weather in Harstad in October 2026 is based on statistical data from previous years in October. This allows you to forecast the weather in October 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

Loading hourly weather...
Loading hourly weather...
Loading hourly weather...
Climate

Climate of Harstad in October

Temperatures, precipitation, snow and monthly trends help better understand the climate in Harstad in October.

Temperatures and rain in Harstad in October

Average daily weather

Temperatures, rain and snow day by day in October, with a separate scale for snow.
Minimal Average Maximums Average rainfall Daily snow

Monthly temperatures

The month of October is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Harstad in October

Seasonal normals

Seasonal normals of Harstad in October

Check the seasonal normals in Harstad in October and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
October
Weather data September October November
Outside temperature
Average temperature 9.9°C 5.1°C 2.3°C
Maximum temperature 11.1°C 6.0°C 3.1°C
Minimum temperature 8.6°C 4.3°C 1.4°C
Record maximum temperature 20.0°C
(2019)
14.0°C
(2017)
10.0°C
(2011)
Record low temperature 3.0°C
(2009)
-4.0°C
(2012)
-9.0°C
(2010)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days below 0° 0 day(s)
(0%)
3 day(s)
(10%)
10 day(s)
(33%)
Sea temperature
Sea temperature (average) 10.7°C 8.5°C 7.6°C
Sea temperature (minimum) 9.1°C 7.4°C 5.5°C
Sea temperature (maximum) 12.4°C 10.1°C 10.0°C
Wind
Wind speed 17 km/h 19 km/h 22 km/h
Wind temperature 6.6°C 1.1°C -2.8°C
Precipitation (rain)
Precipitation 167.2 mm 185.9 mm 163.4 mm
Number of days with precipitation 19 day(s)
(63%)
19 day(s)
(61%)
19 day(s)
(63%)
Number of days with significant precipitation (greater than 5 mm) 10 day(s)
(33%)
11 day(s)
(36%)
11 day(s)
(37%)
Record precipitation in one day 39.8 mm
(2010)
72.2 mm
(2013)
84.7 mm
(2011)
Other weather data
Humidity 82% 80% 81%
Visibility 9.0 km 8.6 km 8.1 km
Cloud cover 58% 58% 61%
UV index 3 2 2
Daily sunshine 11h 6h 2h
Sunrise and sunset
Sunrise time 05h09 07h02 09h21
Sunset time 18h26 16h16 13h56
Day length 13h17 9h14 4h35
Our opinion on the climate in October
The review of Where And When adverse weather very bad weather very bad weather
Activities and events

What to do in Harstad in October?

Possible activities in October
Northern or Southern LightsCultural visits and heritage
Activities not recommended in October
Winter sports and snowBeach and swimmingAnimal observationNature and landscapesBoat trip and cruise
Observed weather

What was the weather like in Harstad in October last?

Find the observed weather calendar in Harstad in October 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Partly Cloudy
9°C12°C0.0 mm
2
Cloudy
8°C11°C0.0 mm
3
Patchy rain nearby
10°C11°C0.0 mm
4
Clear/Sunny
8°C11°C0.0 mm
5
Patchy rain nearby
8°C9°C0.0 mm
6
Partly Cloudy
6°C10°C0.0 mm
7
Cloudy
7°C10°C0.6 mm
8
Cloudy
8°C10°C0.0 mm
9
Patchy rain nearby
6°C8°C0.8 mm
10
Patchy rain nearby
4°C7°C2.2 mm
11
Overcast
5°C7°C4.7 mm
12
Light rain shower
4°C6°C1.8 mm
13
Partly Cloudy
3°C6°C0.0 mm
14
Patchy rain nearby
6°C9°C2.3 mm
15
Light rain
6°C10°C7.8 mm
16
Moderate or heavy snow showers
3°C4°C3.9 mm4.2 cm
17
Light sleet showers
3°C4°C2.3 mm5.2 cm
18
Light rain shower
4°C7°C5.0 mm
19
Light rain
5°C6°C10.7 mm1.7 cm
20
Patchy rain nearby
0°C2°C0.2 mm0.3 cm
21
Partly Cloudy
0°C2°C0.0 mm
22
Cloudy
1°C2°C0.4 mm0.9 cm
23
Mist
2°C4°C1.9 mm
24
Patchy rain nearby
3°C4°C2.7 mm1.3 cm
25
Overcast
3°C4°C0.4 mm0.7 cm
26
Patchy rain nearby
1°C3°C0.3 mm0.4 cm
27
Partly Cloudy
5°C6°C0.0 mm
28
Clear/Sunny
2°C4°C0.0 mm
29
Overcast
2°C5°C0.0 mm
30
Overcast
3°C4°C0.0 mm
31
Mist
2°C3°C2.2 mm
Nearby

Where to go near Harstad in October?

Compare cities and destinations near Harstad in October to find another travel stop, a nearby alternative or a logical continuation of your stay in Harstad.

Loading...
Every month

Best time to visit Harstad month by month

Compare the weather in Harstad across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Harstad in October: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Not really. The weather conditions are unfavorable in Harstad in October, which places this month 10th out of 12. A trip is still possible, but plan a flexible itinerary.

Expect an average of 6°C during the day and 4°C at night, with about 186 mm of precipitation spread over 11 rainy days.

The sea is only 9°C on average in October. Swimming is still possible, but it will be cool.

Expect about 5.9 hours of sunshine per day on average for this month.

No activity stands out as ideal this month, but conditions remain acceptable for Northern or Southern Lights and Cultural visits and heritage.

No: this month is in Moderate crowds, with a visitor index of 31/100. It is one of the quietest periods of the year.
Top