| Month | Average (°C) | Record (°C) | Average (cm) | ||
|---|---|---|---|---|---|
| High ☀️ | Low 🌙 | High ☀️ | Low 🌙 | Precipitation 💧 | |
| January | 2.7 | -2.1 | 10.6 | -16.0 | 7.9 |
| February | 2.4 | -2.6 | 10.5 | -17.7 | 8.1 |
| March | 3.1 | -1.9 | 12.2 | -19.0 | 7.4 |
| April | 5.8 | 0.2 | 16.4 | -16.0 | 4.1 |
| May | 8.8 | 3.1 | 18.4 | -6.7 | 3.8 |
| June | 12.1 | 6.5 | 22.0 | -0.8 | 3.1 |
| July | 13.9 | 8.4 | 21.0 | 0.0 | 3.3 |
| August | 13.4 | 8.4 | 20.8 | 0.5 | 5.2 |
| September | 10.7 | 6.1 | 18.5 | -4.9 | 7.4 |
| October | 6.8 | 2.4 | 15.7 | -8.0 | 7.2 |
| November | 4.2 | -0.3 | 13.3 | -11.8 | 7.1 |
| December | 3.0 | -2.0 | 13.4 | -14.8 | 8.8 |
| Entire year | 7.2 | 2.2 | 22.0 | -19.0 | 73.5 |
|
More Stykkishólmur Weather Records
1949–2024
|
||
|---|---|---|
| Highest daily low | 15.3 °C | August 15, 2010 |
| Lowest daily high | -14.0 °C | March 8, 1969 |
| Greatest daily range (Difference of high and low) |
21.5 °C | March 5, 1969 |
| Greatest difference in daily high over two conscutive days |
16.5 °C | Mar 5–6, 1969 |
| Most daily precipitation | 6.8 cm | September 17, 2008 |
| Most monthly precipitation | 28.1 cm | November 1958 |
| Most yearly precipitation | 105.1 cm | 1992 |
| Most yearly days with precipitation | 263 | 2003 |
| Earliest freeze | September 10 | 2012 |
| Earliest day ≥ 20 °C | June 9 | 2002 |
| Latest freeze | June 6 | 1975 |
| Latest day ≥ 20 °C | August 25 | 2021 |
| Most days in a year < 0 °C | 172 | 1949 |
| Most days in a year ≥ 20 °C | 5 | 1949 |
|
Stykkishólmur Weather Streaks
Most consecutive days...
|
||
|---|---|---|
| With precipitation | 39 days | Nov 13 – Dec 21, 2001 |
| Without precipitation | 29 days | Jun 23 – Jul 21, 1963 |
| Freezing temperatures High temperature ≤ 0 °C |
24 days | Dec 31, 1958 – Jan 23, 1959 |
| High temperature ≥ 20 °C | 5 days | Jun 19–23, 1949 |
| Years | Station | Coordinates |
|---|---|---|
| 1949–2024 | Stykkisholmur | location |