South Iceland Weather in March

Average temperatures, rainfall, sunshine and the best places to visit in South Iceland, Iceland in March.

Considering a trip to South Iceland, Iceland this March and wondering about the expected weather conditions? Find all the crucial information you need right here, addressing your question:

What to Expect in South Iceland in March

South Iceland, Iceland is a region in Iceland. March in South Iceland generally has temperatures that range from very cold to cold, with precipitation levels ranging from high to heavy.

Temperatures

Based on our climate data spanning from 1990-2020, the average maximum temperature is very cold in Sprengisandur at 1°C (34°F) to cold in Vestmannaeyjar at 6°C (43°F). Nighttime temperatures generally drop to 2°C (36°F) in Vestmannaeyjar and -5°C (23°F) in Sprengisandur. In many areas in Iceland, March brings with it chilling temperatures. When visiting these parts during this time, it's of utmost importance to be ready. Choose clothing that is both layered and insulating to combat the cold effectively.

For a closer look at conditions across South Iceland, Iceland, refer to the map below.

Precipitation

In March, precipitation varies across different areas. From high snow/rainfall in Sprengisandur with an average of 140 mm (5.5 in) to heavy snow/rainfall in Solheimahjaleiga with 294 mm (12 in).

Average sunshine

Most places get a reasonable amount of sunshine. Take Höfn as an example - it receives around 116 hours of sunlight, offering a nice mix of sunny and partly cloudy days. Want to compare this with brighter destinations? Try our weather planner to explore your options.

Explore South Iceland by month

Pick a month to see the average temperature, rainfall and sunshine in South Iceland — and find the best time to visit. (based on Vík í Mýrdal)

Best Places to Visit in South Iceland in March

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across South Iceland.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in South Iceland

What is the weather like in March for some of the most popular destinations in South Iceland, Iceland?

Temperature range in South Iceland (March)

Precipitation variation in South Iceland (March)

Höfn

In March Höfn generally has low temperatures with maximum daytime temperatures around 4°C (39°F), minimum nighttime temperatures around -1°C (30°F) and heavy monthly snow/rainfall. So on average the conditions are poor that month.

February
March
April
Max temperature
4°C (39°F)
4°C (39°F)
5°C (41°F)
Min temperature
-1°C (30°F)
-1°C (30°F)
1°C (34°F)
Monthly sun hours
62 hours
116 hours
142 hours
Monthly snow/rainfall
216 mm (8.5 in)
170 mm (6.7 in)
152 mm (6 in)
Monthly rainy days
14 days
16 days
13 days
Weather conditions

Selfoss

In March Selfoss generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -1°C (30°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

February
March
April
Max temperature
4°C (39°F)
5°C (41°F)
8°C (46°F)
Min temperature
-2°C (28°F)
-1°C (30°F)
1°C (34°F)
Monthly sun hours
60 hours
111 hours
165 hours
Monthly snow/rainfall
173 mm (6.8 in)
149 mm (5.9 in)
118 mm (4.6 in)
Monthly rainy days
17 days
19 days
17 days
Weather conditions

Hella

In March Hella generally has low temperatures with maximum daytime temperatures around 6°C (43°F), minimum nighttime temperatures around -1°C (30°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

February
March
April
Max temperature
5°C (41°F)
6°C (43°F)
8°C (46°F)
Min temperature
-2°C (28°F)
-1°C (30°F)
1°C (34°F)
Monthly snow/rainfall
180 mm (7.1 in)
156 mm (6.1 in)
119 mm (4.7 in)
Monthly rainy days
16 days
18 days
16 days
Weather conditions

Hveragerði

In March Hveragerði generally has low temperatures with maximum daytime temperatures around 4°C (39°F), minimum nighttime temperatures around -2°C (28°F) and high monthly snow/rainfall. So on average the conditions are poor that month.

February
March
April
Max temperature
3°C (37°F)
4°C (39°F)
7°C (45°F)
Min temperature
-3°C (27°F)
-2°C (28°F)
0°C (32°F)
Monthly sun hours
60 hours
111 hours
165 hours
Monthly snow/rainfall
168 mm (6.6 in)
146 mm (5.7 in)
119 mm (4.7 in)
Monthly rainy days
17 days
19 days
17 days
Weather conditions

Laugarvatn

In March Laugarvatn generally has low temperatures with maximum daytime temperatures around 3°C (37°F), minimum nighttime temperatures around -3°C (27°F) and heavy monthly snow/rainfall. So on average the conditions are poor that month.

February
March
April
Max temperature
2°C (36°F)
3°C (37°F)
6°C (43°F)
Min temperature
-4°C (25°F)
-3°C (27°F)
-1°C (30°F)
Monthly sun hours
60 hours
111 hours
165 hours
Monthly snow/rainfall
202 mm (8 in)
175 mm (6.9 in)
129 mm (5.1 in)
Monthly rainy days
16 days
18 days
16 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in South Iceland, in Iceland.

In our records: Iceland March extremes

Notable March records observed across cities in Iceland in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • Based on our data, the coldest March night in Iceland dropped to -27°C (-17°F) in Húsavík on March 26, 1988.

Popular cities in March

Day & night temperatures, rainfall and average weather in South Iceland in March.

City Weather Day temp Night temp Rainfall
Vík í Mýrdal 5°C (41°F) 0°C (32°F) 257 mm (10 in)
Höfn 4°C (39°F) -1°C (30°F) 170 mm (6.7 in)
Selfoss 5°C (41°F) -1°C (30°F) 149 mm (5.9 in)
Hella 6°C (43°F) -1°C (30°F) 156 mm (6.1 in)
Hveragerði 4°C (39°F) -2°C (28°F) 146 mm (5.7 in)
Laugarvatn 3°C (37°F) -3°C (27°F) 175 mm (6.9 in)

South Iceland weather in March: frequently asked questions

What is the weather like in South Iceland, Iceland in March?

In March, South Iceland, Iceland generally has poor weather conditions. Höfn sees daytime temperatures near 4°C (39°F), with nights cooling to roughly -1°C (30°F).

What is the average temperature in South Iceland, Iceland in March?

Höfn averages a daytime maximum of 4°C (39°F) in March, with overnight lows close to -1°C (30°F).

Does South Iceland, Iceland get a lot of snow/rain in March?

Rainfall in South Iceland, Iceland peaks during March. Höfn averages roughly 170 mm (6.7 in), so frequent and sometimes heavy showers are the norm.

Is March a Good Time to Visit South Iceland, Iceland?

In our view, March might not be the best time to travel to South Iceland, Iceland with often poor weather in Höfn.

On average, the best time to visit South Iceland, Iceland is in with generally poor weather in Höfn.

Interested in more climate information?

We have much more information about the climate in South Iceland.

Weather and climate has detailed information for every country in the world. Are you going to Iceland? Get detailed historical weather averages for many cities in Iceland.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.