Climate of Southern, Iceland
Area-weighted average across Southern. For where people actually live and travel, see the cities below.
Southern, a subdivision of Iceland, has a seasonal climate on average. Area-weighted monthly temperatures across the whole territory range from -3.2°C / 26.2°F in February to 8.3°C / 46.9°F in July, with rainfall from 86 mm / 3.4 in to 137 mm / 5.4 in depending on the season (1344 mm / 52.9 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -3.1°C26.4°F | 120 mm4.7″ | Snowy |
| February | -3.2°C26.2°F | 125 mm4.9″ | Snowy |
| March | -3.1°C26.4°F | 119 mm4.7″ | Snowy |
| April | -0.9°C30.4°F | 88 mm3.5″ | Snowy |
| May | 3°C37.4°F | 86 mm3.4″ | — |
| June | 6.2°C43.2°F | 92 mm3.6″ | — |
| July | 8.3°C46.9°F | 94 mm3.7″ | — |
| August | 7.8°C46°F | 126 mm5″ | — |
| September | 4.6°C40.3°F | 117 mm4.6″ | — |
| October | 1.1°C34°F | 137 mm5.4″ | Snowy |
| November | -1.5°C29.3°F | 115 mm4.5″ | Snowy |
| December | -3°C26.6°F | 125 mm4.9″ | Snowy |
Frequently asked questions
What is the best time to visit Southern?
Southern, Iceland does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 8.3°C / 46.9°F, and the driest is May at 86 mm / 3.4 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Southern?
Southern, Iceland has area-weighted monthly average temperatures ranging from -3.2°C / 26.2°F in February to 8.3°C / 46.9°F in July. Annual rainfall averages about 1344 mm / 52.9 in, with the wettest month being October (137 mm / 5.4 in) and the driest May (86 mm / 3.4 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Southern?
The hottest month in Southern is July, with an area-wide average temperature of 8.3°C / 46.9°F.
What is the coldest month in Southern?
The coldest month in Southern is February, with an area-wide average temperature of -3.2°C / 26.2°F.
When does it rain most in Southern?
The wettest month in Southern is October, averaging about 137 mm / 5.4 in of rainfall. The driest is May with about 86 mm / 3.4 in.