Climate averages 1991–2020
Portsmouth weather
in February.
A cool, moderately wet month: the 11th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
February is a cool month in Portsmouth: daytime highs average 8.1°C and nights cool to about 3.3°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 61 mm of rain on roughly 11 days, which makes February a moderately wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 9 h 59 min on an average February day.
The nearest other city in this atlas is Southampton (25 km away). In February its highs average 8.0°C, about as warm as Portsmouth, with 51 mm of rain.
Among the 143 cities listed in the United Kingdom, Portsmouth ranks joint 5th of 143 for the warmest February highs and joint 106th of 143 for the driest February (rainfall, lowest first). The mean February high of those 143 cities is 7.4°C; Portsmouth is 0.8°C warmer than that mean.
From February to March, average highs rise by 2.1°C to 10.3°C, and monthly rainfall falls from 61 mm to 50 mm.
The annual picture
February in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Portsmouth climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.9°C3.7°C | 3.7°C | 83 | 13.4 | 8.58 h |
| February, selected | 8.1°C3.3°C | 3.3°C | 61 | 10.6 | 10.010 h |
| March | 10.3°C4.4°C | 4.4°C | 50 | 10.0 | 11.812 h |
| April | 12.9°C6.0°C | 6.0°C | 52 | 9.7 | 13.814 h |
| May | 16.0°C9.0°C | 9.0°C | 50 | 9.1 | 15.515 h |
| June | 18.7°C11.8°C | 11.8°C | 51 | 9.4 | 16.416 h |
| July | 20.8°C14.0°C | 14.0°C | 52 | 9.6 | 16.016 h |
| August | 20.6°C14.1°C | 14.1°C | 64 | 9.9 | 14.515 h |
| September | 18.3°C12.2°C | 12.2°C | 62 | 10.2 | 12.713 h |
| October | 14.7°C9.7°C | 9.7°C | 96 | 13.4 | 10.811 h |
| November | 11.0°C6.5°C | 6.5°C | 99 | 13.8 | 9.09 h |
| December | 8.4°C4.3°C | 4.3°C | 92 | 13.4 | 8.08 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
February in nearby cities
- Southampton in FebruaryUnited Kingdom · 25 kmHigh 8.0°C · Low 3.2°C · 51 mm rain
- Worthing in FebruaryUnited Kingdom · 50 kmHigh 7.9°C · Low 3.7°C · 62 mm rain
- Basingstoke in FebruaryUnited Kingdom · 52 kmHigh 7.6°C · Low 2.0°C · 48 mm rain
- Bournemouth in FebruaryUnited Kingdom · 56 kmHigh 8.1°C · Low 4.1°C · 54 mm rain
- Guildford in FebruaryUnited Kingdom · 61 kmHigh 7.9°C · Low 2.1°C · 47 mm rain
- Poole in FebruaryUnited Kingdom · 64 kmHigh 8.2°C · Low 4.2°C · 54 mm rain
- Hove in FebruaryUnited Kingdom · 65 kmHigh 7.8°C · Low 3.6°C · 64 mm rain
- Brighton in FebruaryUnited Kingdom · 67 kmHigh 7.7°C · Low 3.6°C · 64 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Portsmouth) is explained once on the Portsmouth year overview and on the Sources, method and limits page.