February is one of the cooler months of the year in Swansea, with average highs near 7.5°C and lows around 3.8°C (mean 5.7°C). It is about average for rainfall, averaging 82 mm of rainfall and 90% relative humidity across the period.
February is one of the cooler months of the year in Swansea. Across 45 years of records, the warmest Februarys in Swansea were 1990 and 2024 — when the month averaged 8.1°C — while the coldest was 1986 at 0.2°C. Typical February days reach 7.5°C with nights near 3.8°C. The long-term trend is warming, about 0.5°C per decade.
February is about average for rainfall in Swansea, averaging 82 mm of rainfall. The wettest February on record was 2020 with 241 mm, while the driest was 1986 at 5 mm.
Relative humidity in Swansea during February averages 90%. The most humid Februarys were 2011 and 2024 at 93%, and the least humid was 1986 at 85%.
February receives about 1.5 kWh/m²/day of solar energy in Swansea. The sunniest Februarys were 1985 and 1986 at 1.9 kWh/m²/day, and the cloudiest were 1997, 2011 and 2017 at 1.2.
Average wind speed in Swansea during February is 5.2 m/s. The windiest February was 1990 at 7.7 m/s, while the calmest was 1993 at 3.8 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 4.2°C | 5.9°C | 5.9°C | 5.5°C | 6.8°C | +2.6°C |
| Avg High | 6.1°C | 7.7°C | 7.8°C | 7.3°C | 8.7°C | +2.6°C |
| Avg Low | 2.3°C | 4.0°C | 4.1°C | 3.8°C | 5.0°C | +2.7°C |
| Avg Rain | 57 mm | 79 mm | 83 mm | 76 mm | 135 mm | +78 mm |
February temperatures in Swansea have risen by about 2.6°C between 1981–1985 and 2021–2025.
February has ranged from a record low of -6.5°C (1991) to a record high of 13.2°C (1990).
Rainfall in February is about average for rainfall, averaging 82 mm, with a wettest year of 241 mm.
A quieter season to visit Swansea
If your dates are flexible, the more temperate months of July and August tend to be the most comfortable for visiting Swansea. That said, February — with days averaging 7.5°C and nights around 3.8°C (mean 5.7°C) and higher rainfall (82 mm) — can still be rewarding for travellers who don't mind the cooler conditions, and often means fewer crowds.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 7.8°C | 5.9°C | 4.1°C | 11.8°C | 1.3°C | 87 mm | 92% | 5 m/s | 1.3 |
| 2024 | 9.6°C | 8.1°C | 6.5°C | 12.2°C | 2.5°C | 188 mm | 93% | 4.8 m/s | 1.3 |
| 2023 | 8.7°C | 6.7°C | 4.6°C | 11.4°C | 0.3°C | 22 mm | 92% | 3.9 m/s | 1.6 |
| 2022 | 9.4°C | 7.5°C | 5.6°C | 11.6°C | 3.0°C | 148 mm | 90% | 6.4 m/s | 1.5 |
| 2021 | 7.4°C | 5.7°C | 4.0°C | 11.8°C | -1.6°C | 122 mm | 90% | 5.6 m/s | 1.5 |
| 2020 🌧️ | 9.0°C | 7.2°C | 5.3°C | 11.7°C | 2.9°C | 241 mm | 88% | 7.4 m/s | 1.4 |
| 2019 | 9.6°C | 7.4°C | 5.2°C | 13.2°C | 0.9°C | 64 mm | 92% | 4.6 m/s | 1.8 |
| 2018 | 5.8°C | 4.0°C | 2.1°C | 9.9°C | -4.5°C | 52 mm | 88% | 5.1 m/s | 1.8 |
| 2017 | 8.2°C | 6.6°C | 5.0°C | 11.5°C | 0.1°C | 84 mm | 91% | 5.4 m/s | 1.2 |
| 2016 | 7.6°C | 5.8°C | 4.0°C | 10.9°C | 0.4°C | 103 mm | 87% | 5.8 m/s | 1.6 |
| 2015 | 6.7°C | 4.8°C | 3.0°C | 9.9°C | 0.3°C | 82 mm | 89% | 4.6 m/s | 1.5 |
| 2014 | 8.1°C | 6.6°C | 5.1°C | 10.5°C | 2.9°C | 115 mm | 88% | 7.1 m/s | 1.5 |
| 2013 | 6.1°C | 4.2°C | 2.3°C | 9.0°C | -0.5°C | 64 mm | 89% | 4.8 m/s | 1.4 |
| 2012 | 6.9°C | 5.0°C | 3.2°C | 10.9°C | -2.4°C | 45 mm | 90% | 3.9 m/s | 1.5 |
| 2011 | 8.6°C | 6.9°C | 5.3°C | 10.6°C | 2.0°C | 85 mm | 93% | 5 m/s | 1.2 |
| 2010 | 5.7°C | 4.0°C | 2.3°C | 8.9°C | -0.4°C | 71 mm | 92% | 4.1 m/s | 1.5 |
| 2009 | 6.5°C | 4.9°C | 3.4°C | 9.5°C | -1.3°C | 50 mm | 92% | 3.9 m/s | 1.4 |
| 2008 | 8.6°C | 6.4°C | 4.1°C | 11.5°C | -0.1°C | 52 mm | 91% | 4.9 m/s | 1.7 |
| 2007 | 8.7°C | 6.9°C | 5.1°C | 11.0°C | -0.2°C | 135 mm | 91% | 4.8 m/s | 1.4 |
| 2006 | 6.2°C | 4.5°C | 2.8°C | 9.5°C | -1.3°C | 62 mm | 88% | 4.9 m/s | 1.4 |
| 2005 | 7.0°C | 5.2°C | 3.4°C | 10.6°C | 0.0°C | 43 mm | 88% | 4.9 m/s | 1.5 |
| 2004 | 7.7°C | 5.9°C | 4.2°C | 12.9°C | 0.2°C | 61 mm | 88% | 4.8 m/s | 1.5 |
| 2003 | 7.0°C | 5.2°C | 3.3°C | 10.3°C | -1.0°C | 64 mm | 91% | 4.9 m/s | 1.6 |
| 2002 | 9.4°C | 7.6°C | 5.8°C | 11.6°C | 1.6°C | 154 mm | 88% | 7 m/s | 1.5 |
| 2001 | 7.6°C | 5.6°C | 3.6°C | 11.5°C | 0.5°C | 88 mm | 91% | 4.2 m/s | 1.7 |
| 2000 | 8.9°C | 6.9°C | 4.9°C | 10.9°C | 1.7°C | 123 mm | 89% | 5.7 m/s | 1.6 |
| 1999 | 7.8°C | 6.3°C | 4.8°C | 10.5°C | 0.0°C | 69 mm | 90% | 5.3 m/s | 1.6 |
| 1998 | 9.4°C | 7.4°C | 5.4°C | 12.7°C | 0.0°C | 28 mm | 91% | 4.1 m/s | 1.5 |
| 1997 | 8.7°C | 6.9°C | 5.1°C | 10.5°C | 1.7°C | 137 mm | 90% | 6.7 m/s | 1.2 |
| 1996 | 5.9°C | 3.9°C | 1.9°C | 9.6°C | -1.8°C | 88 mm | 88% | 5.4 m/s | 1.3 |
| 1995 | 8.9°C | 7.2°C | 5.6°C | 10.8°C | 2.2°C | 112 mm | 91% | 5.7 m/s | 1.3 |
| 1994 | 6.7°C | 4.8°C | 2.8°C | 10.7°C | -2.0°C | 102 mm | 91% | 5.4 m/s | 1.4 |
| 1993 | 7.1°C | 5.3°C | 3.6°C | 10.7°C | -0.7°C | 22 mm | 91% | 3.8 m/s | 1.5 |
| 1992 | 8.1°C | 6.1°C | 4.1°C | 10.6°C | -0.1°C | 44 mm | 90% | 4.4 m/s | 1.5 |
| 1991 | 4.9°C | 2.9°C | 0.9°C | 10.9°C | -6.5°C | 46 mm | 89% | 4.4 m/s | 1.7 |
| 1990 🔥 | 9.9°C | 8.1°C | 6.3°C | 13.2°C | 2.9°C | 140 mm | 88% | 7.7 m/s | 1.4 |
| 1989 | 8.7°C | 6.8°C | 5.0°C | 11.4°C | 2.6°C | 98 mm | 88% | 5.8 m/s | 1.4 |
| 1988 | 7.5°C | 5.4°C | 3.2°C | 11.1°C | 0.5°C | 68 mm | 87% | 5.5 m/s | 1.5 |
| 1987 | 6.2°C | 4.3°C | 2.5°C | 10.2°C | -0.7°C | 67 mm | 90% | 4.1 m/s | 1.7 |
| 1986 ❄️ | 1.9°C | 0.2°C | -1.6°C | 4.3°C | -4.1°C | 5 mm | 85% | 6.4 m/s | 1.9 |
| 1985 | 5.5°C | 3.4°C | 1.3°C | 10.2°C | -4.9°C | 47 mm | 92% | 5.1 m/s | 1.9 |
| 1984 | 6.7°C | 4.6°C | 2.5°C | 9.7°C | 0.1°C | 74 mm | 89% | 5.3 m/s | 1.4 |
| 1983 | 4.7°C | 2.9°C | 1.2°C | 8.8°C | -2.0°C | 38 mm | 88% | 6.3 m/s | — |
| 1982 | 7.7°C | 5.8°C | 4.0°C | 10.6°C | -0.4°C | 60 mm | 92% | 4.9 m/s | — |
| 1981 | 6.3°C | 4.4°C | 2.5°C | 10.2°C | -0.5°C | 57 mm | 89% | 4.8 m/s | — |
Actual recorded February data for each year, 1981–2025 — sourced from NASA POWER.
The average high in February is around 7.5°C with lows near 3.8°C (mean 5.7°C), based on 45 years of NASA POWER data.
February averages 82 mm of rainfall in Swansea, about average for rainfall. The wettest on record was 241 mm in 2020.
The hottest February reached 13.2°C in 1990. The coldest dipped to -6.5°C in 1991.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average February temperatures have risen by about 2.6°C. Daytime highs moved from 6.2°C to 8.6°C and overnight lows from 2.3°C to 5°C over the same span.
February is one of the cooler months of the year in Swansea and about average for rainfall, so plan for around 7.5°C daytime highs and 3.8°C at night.
Yes — February is the coldest month of the year in Swansea, averaging 5.7°C.
For February in Swansea, pack warm layers and a jacket for chilly mornings, with typical highs of 7.5°C and lows of 3.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in February averages 90% — quite humid.
Average wind speed in February is 5.2 m/s. The windiest February on record averaged 7.7 m/s (1990).
The wettest February on record was 2020 with 241 mm. On average, February sees 82 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Swansea behaves each February, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for February specifically, along with year-by-year records and how the month has changed over the decades.
