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Iceland weather

Weather in South for May 2027

Your guide to South weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in South at the beginning of May is 8.1 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 10.9 °C by the end of May.

    • Rain 🌧️

  • The climate of South in May is notably wet, with an average of 13 rainy days, and a total of 105.3 mm of precipitation.

    • More

  • Is May a good time to visit South? check out the best time to travel to South page.

Average dry days
18
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
10°/5°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
70 %
Avg humidity

South Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
8°
2
Patchy rain possible
9°
3
Patchy rain possible
9°
4
Light rain
10°
5
Patchy rain possible
7°
6
Light rain shower
7°
7
Light rain
7°
8
Light rain
7°
9
Patchy rain possible
8°
10
Light rain
7°
11
Patchy rain possible
10°
12
Light rain
11°
13
Thundery outbreaks possible
11°
14
Light drizzle
10°
15
Patchy rain possible
10°
16
Patchy rain possible
11°
17
Overcast
12°
18
Overcast
13°
19
Light snow
12°
20
Moderate rain
13°
21
Light rain
11°
22
Light rain
10°
23
Moderate rain
9°
24
Light rain
11°
25
Light rain
11°
26
Patchy rain possible
12°
27
Overcast
12°
28
Light rain
11°
29
Light rain
12°
30
Light rain
10°
31
Patchy rain possible
9°

What’s the Weather Like in South This May?

Discover the average temperatures and weather trends across South’s cities this May.
Patchy rain possibleVík í Mýrdal10 °C / 5 °CPatchy rain possibleHella8 °C / 5 °CMore Locations

Temperatures trend during May in South

See the weather trend as well as the moving average line

May weather in South day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
1 May Overcast
Overcast
 8° /2° 0.1 mm 0 cm
2 May Patchy rain possible
Patchy rain possible
 9° /2° 0 mm 0 cm
3 May Patchy rain possible
Patchy rain possible
 9° /3° 0.3 mm 0 cm
4 May Light rain
Light rain
 10° /3° 1.9 mm 0 cm
5 May Patchy rain possible
Patchy rain possible
 7° /3° 2.2 mm 0 cm
6 May Light rain shower
Light rain shower
 7° /3° 2.2 mm 0 cm
7 May Light rain
Light rain
 7° /3° 4.4 mm 0 cm
8 May Light rain
Light rain
 7° /2° 2.6 mm 0 cm
9 May Patchy rain possible
Patchy rain possible
 8° /2° 1.3 mm 0 cm
10 May Light rain
Light rain
 7° /3° 7.9 mm 0 cm
11 May Patchy rain possible
Patchy rain possible
 10° /4° 0.2 mm 0 cm
12 May Light rain
Light rain
 11° /4° 5.6 mm 0 cm
13 May Thundery outbreaks possible
Thundery outbreaks possible
 11° /5° 0.8 mm 0 cm
14 May Light drizzle
Light drizzle
 10° /5° 0.4 mm 0 cm
15 May Patchy rain possible
Patchy rain possible
 10° /6° 1.2 mm 0 cm
16 May Patchy rain possible
Patchy rain possible
 11° /6° 1.6 mm 0 cm
17 May Overcast
Overcast
 12° /6° 0.1 mm 0 cm
18 May Overcast
Overcast
 13° /5° 0 mm 0 cm
19 May Light snow
Light snow
 12° /6° 7.8 mm 2 cm
20 May Moderate rain
Moderate rain
 13° /6° 10.5 mm 0 cm
21 May Light rain
Light rain
 11° /6° 2.7 mm 0 cm
22 May Light rain
Light rain
 10° /5° 4.3 mm 0 cm
23 May Moderate rain
Moderate rain
 9° /6° 23 mm 0 cm
24 May Light rain
Light rain
 11° /6° 3.3 mm 0 cm
25 May Light rain
Light rain
 11° /7° 5.1 mm 0 cm
26 May Patchy rain possible
Patchy rain possible
 12° /5° 1 mm 0 cm
27 May Overcast
Overcast
 12° /7° 0.3 mm 0 cm
28 May Light rain
Light rain
 11° /7° 6.4 mm 0 cm
29 May Light rain
Light rain
 12° /7° 4.3 mm 0 cm
30 May Light rain
Light rain
 10° /6° 2.5 mm 0 cm
31 May Patchy rain possible
Patchy rain possible
 9° /6° 1.1 mm 0 cm
Next
Important Notice
Our weather forecast for South in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the South forecast closer to your planned date for the most up-to-date weather information.
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South in May - FAQ

What are the expected maximum and minimum temperatures in South during May?
During May, expect a variety of temperatures with highs around 10° and lows near 5°, suitable for diverse activities and preferences.

How much rainfall should be expected in South during May?
Significant rainfall exceeding 105.3 mm is expected in South during May, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.

Will it snow in South in May 2027?
South typically sees 2 cm of snowfall during May.

What are the typical wind conditions in South during May?
The average wind speed in South during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

South snow forecast May 2027

Track daily snowfall levels and discover South’s snowy potential this May ❄️

May rainfall patterns in South

Explore the daily rainfall trends and prepare for Souths May weather 💧
Typically, South has 13 rainy days in May with a total of 105.3 mm of rainfall.
Provinces in South
Select a province for an accurate weather forecast
MýrdalshreppurRangárþing Ytra
Top locations in South
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HellaVík í Mýrdal
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