Southern Region, Iceland Weather

Southern Region,  Weather
(Photo by Davide Cantelli on Unsplash)

Current conditions

Updated:
6°C
42.8°F
°C °F

Condition: Overcast

Pressure: 931 hPa

Feel like: 2 °C

Temperature: 6°C

Cloud: 100%

Humidity: 77%

Wind: NE - 21 km/h

Visibility: 31.9 km

Weather forecast

Sat
15 Aug
6°C / 12°C
Slight Rain
Sun
16 Aug
7°C / 12°C
Moderate Drizzle
Mon
17 Aug
6°C / 10°C
Drizzle
Tue
18 Aug
6°C / 9°C
Drizzle
Wed
19 Aug
4°C / 10°C
Drizzle
Hourly forecast today:
23:00 PM
3° /
3° /
Overcast
77% 31 km/h
00:00 AM
3° /
3° /
Overcast
78% 28 km/h
01:00 AM
3° /
3° /
Overcast
79% 23 km/h
02:00 AM
6° /
6° /
Overcast
91% 23 km/h
03:00 AM
5° /
5° /
Overcast
86% 23 km/h
04:00 AM
5° /
5° /
Overcast
89% 24 km/h
05:00 AM
5° /
5° /
Overcast
90% 22 km/h
06:00 AM
5° /
5° /
Overcast
88% 19 km/h
07:00 AM
4° /
4° /
Overcast
86% 15 km/h
08:00 AM
4° /
4° /
Overcast
86% 18 km/h
09:00 AM
5° /
5° /
Overcast
87% 18 km/h

30 Day Averages and Extremes

  • Average high 9.57°C
  • Average low 4.07°C
  • Hottest day 14°C (03 August 2026)
  • Coldest day 0°C (09 August 2026)
  • Average humidity 77.53%
  • Days with precipitation 24 days
  • Highest precipitation 98 mm (07 August 2026)

Yesterday's Data

  • Max: 13°C
  • Min: 8°C
  • Total Precipitation: 3 mm

Temperature and possibility of rain in Southern Region over the next 12 hours

Temperature and possibility of rain in Southern Region in the coming days

Rainfall in Southern Region in the coming days

Southern Region Climate Summary

Southern Region features a Tundra (Köppen classification: ET), with an average annual temperature of 3.61ºC (38.5ºF), which is about 0.44% higher than the national average for Iceland. Annually, the city experiences approximately 96.89 millimeters (3.81 inches) of rainfall, spread across 160.17 rainy days, accounting for 43.88% of the year.

Longitude 64.2661426
Latitude -18.8158139
Yearly high temperature 4.85ºC (40.73ºF)
Yearly low temperature 0.95ºC (33.71ºF)
Hottest month June 9.45ºC (49.01ºF)
Coldest month December -4.02ºC (24.76ºF)
Yearly precip 96.89mm (3.81in)
Days with rainfall 160.17 days (43.88%)
Driest month June (79.5%)
Wettest month January (81.0%)

Weather averages by month

Month High / Low (°C) Rain
January 0.47° / -3.28° 16.64 days
February 0.9° / -2.98° 15.45 days
March 1.52° / -2.72° 16.64 days
April 3.47° / -1.14° 14.91 days
May 6.29° / 1.89° 11.73 days
June 9.45° / 5.4° 8.91 days
July 10.67° / 7.13° 10.45 days
August 10.52° / 6.7° 10.36 days
September 8.28° / 4.61° 15.09 days
October 4.93° / 1.56° 13.36 days
November 1.68° / -1.7° 13.27 days
December 0.01° / -4.02° 13.36 days

Frequently asked questions

1. What is the hottest month in Southern Region?

June has the highest average monthly temperature (daily mean of 9.45ºC) and December are the coolest (daily mean of -4.02ºC).

2. What should I wear in Southern Region today?

For today's cold weather in Southern Region, with temperatures ranging from 6ºC to 9ºC (42.8ºF to 48.2ºF), you should wear:
- Hat and gloves, particularly for early mornings or evenings
- Layered clothing (such as a thermal shirt under a sweater)
- Long pants (jeans or other thick materials)
- Closed-toe shoes or boots

Temperature

Early
6°C / 6°C
Morning
6°C / 7°C
Afternoon
6°C / 8°C
Evening
3°C / 8°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 431
  • CO 113
  • NH3 0
  • NO2 0
  • O3 52
  • PM10 1
  • PM25 1
  • SO2 0
  • CH4 1,344

Sunrise / Sunset

05:03
21:36