If you plan to visit Harstad in August, the weather is typically alright, with an average high temperature of +57°F during the day and approximately 1 sunny days. Expect some rainy, though, as there are typically 21 rainy days in the month and around 103 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+57°F
Avg. max. temperature
+37°F
Min.
+82°F
Max.
103 mm
Total precipitation
81%
Avg. humidity
2 m/s
Avg. wind
1 ☀️
Sunny Days
8 ⛅️
Cloudy
21 🌦
Rainy
Our opinion: Harstad has OK weather in August.
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Average temperature in Harstad in August
Here are the expected maximum, average and minimum temperatures in Harstad for August based on the historical data.
Last Year
Historical Data
Going from a maximum of +73°F during the day to a minimum of +50°F during the night, the temperature in August averages around +61°F.
The average maximum temperature goes down 31% by the end of the month, compared with the beginning of the month, from +66°F to +59°F.
Is Harstad warm or cold in August?
Harstad is typically mild in August.
Maximum temperatures go down compared to the previous month from +59°F to +57°F. The minimum temperature also goes up from +52°F to +52°F.
Pack a light jacket as it will be warm in the day and cool in the evenings.
August is one of the warmest months in Harstad, here is the comparison with other months:
Climate in Harstad in August
Harstad weather looks like this, on average, in August and the surrounding months.
July
August
September
Avg. temperature
+59°F
+57°F
+52°F
Min. temperature
+41°F
+37°F
+27°F
Max. temperature
+86°F
+82°F
+68°F
Rainfall
104 mm
103 mm
118 mm
Wind
2 m/s
2 m/s
2 m/s
Humidity
79%
81%
82%
Air pressure
1010 HPa
1010 HPa
1008 HPa
Sunny days
1
1
2
Cloudy days
9
8
7
Rainy days
21
21
21
Snowy days
0
0
0
August weather is still as ok as in July.It’s getting colder in August. From +59°F in the day, the average maximum temperature lowers to +57°F.As August arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 104 mm to 103 mm.Humidity rises from 79% to 81%.The average wind speed doesn’t change much during August, staying around 2 m/s.The amount of sunny days stay about the same, averaging 1 sunny days during the month.
September brings much the same weather, it remains ok.
Wind speed in Harstad in August based on historical data.
Last Year
Historical Data
The average wind speed is 3 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Harstad is gradually decreasing during August, going from 4 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during August in Harstad based on historical data.
Last Year
Historical Data
Typically, there is a 58% chance of rain on an average day in August, with total rainfall of approximately 98 mm. The maximum amount of rainfall per day is around 17 mm, which is considered light rain.August is a pretty wet month with over 18 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
Here’s how August is compared with other months in the amount of precipitation, total mm:
Harstad wettest month is September, where a typical day has a 70% chance of precipitation and 118 mm of rainfall per day. March, on the other hand, is the driest month with a mere 13% chance of precipitation and 51 mm of rainfall per day.
How was the weather last August in Harstad?
This is the weather in Harstad in August 2023:
1 August
☁️
+67°F
2 August
☁️
+67°F
3 August
☁️
+70°F
4 August
☁️
+61°F
5 August
☁️
+57°F
6 August
☁️
+61°F
7 August
🌧️
+57°F
8 August
☀️
+74°F
9 August
☀️
+70°F
10 August
🌧️
+66°F
11 August
☁️
+67°F
12 August
☁️
+63°F
13 August
☁️
+65°F
14 August
🌧️
+62°F
15 August
🌧️
+59°F
16 August
☁️
+57°F
17 August
☁️
+54°F
18 August
☁️
+55°F
19 August
☀️
+57°F
20 August
☁️
+65°F
21 August
🌧️
+59°F
22 August
☁️
+56°F
23 August
☁️
+56°F
24 August
☁️
+56°F
25 August
☁️
+57°F
26 August
☁️
+63°F
27 August
☁️
+62°F
28 August
☁️
+63°F
29 August
🌧️
+59°F
30 August
🌧️
+57°F
31 August
☁️
+58°F
In August 2023 Harstad had 3 sunny days, 21 cloudy days, and 7 rainy days. The average maximum temperature was +61°F, with an absolute maximum of +73°F and a minimum of +54°F. The average humidity was 81%, with a maximum of 98% and a minimum of 45%. The average wind speed was 3 m/s, with a maximum of 21 m/s and a minimum of 0 m/s.
Are you planning a trip in August?
Climate Change Over the Years
This is how Harstad climate has changed over the last 43 years.
The climate in Harstad in August has not changed that much over the last 43 years.
The average temperature was the lowest in 1981 (+39°F) and the highest in 2011 (+45°F). The driest year was 1980 with only 570 mm of rainfall, and the wettest year was 2005 with 1322 mm.
FAQ
Frequently asked questions about the weather in Harstad in August:
Is August a good time to visit Harstad?
It’s always a good time to visit Harstad, but the weather is changeable in August, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Harstad in August?
August has mild temperatures in Harstad. Not ideal for sunbathing, but still good for daytime outdoor activities, but plan for cool evenings. Pack a light jacket and shorts!
Is Harstad rainy in August?
Harstad is often rainy in August. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Harstad in August?
Usually, it’s not very sunny in Harstad in August, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Harstad, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
