Climate averages 1991–2020
Southend-on-Sea weather
in April.
A cool, moderately wet month: the 7th warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
April is a cool month in Southend-on-Sea: daytime highs average 12.4°C and nights cool to about 6.3°C. By daytime temperature it is the 7th warmest of the 12 months.
Expect about 47 mm of rain on roughly 10 days, which makes April a moderately wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 50 min on an average April day.
The nearest other city in this atlas is Basildon (18 km away). In April its highs average 12.6°C, about as warm as Southend-on-Sea, with 45 mm of rain.
Among the 143 cities listed in the United Kingdom, Southend-on-Sea ranks joint 60th of 143 for the warmest April highs and 14th of 143 for the driest April (rainfall, lowest first). The mean April high of those 143 cities is 12.2°C; Southend-on-Sea is 0.2°C warmer than that mean.
From April to May, average highs rise by 3.1°C to 15.5°C, and monthly rainfall rises from 47 mm to 53 mm.
The annual picture
April 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
Southend-on-Sea climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.2°C3.3°C | 3.3°C | 67 | 13.3 | 8.48 h |
| February | 7.5°C3.1°C | 3.1°C | 55 | 10.9 | 9.910 h |
| March | 9.6°C4.4°C | 4.4°C | 46 | 10.2 | 11.812 h |
| April, selected | 12.4°C6.3°C | 6.3°C | 47 | 10.0 | 13.814 h |
| May | 15.5°C9.3°C | 9.3°C | 53 | 9.5 | 15.616 h |
| June | 18.5°C12.2°C | 12.2°C | 55 | 9.8 | 16.617 h |
| July | 20.8°C14.4°C | 14.4°C | 56 | 11.0 | 16.116 h |
| August | 20.8°C14.6°C | 14.6°C | 63 | 10.2 | 14.615 h |
| September | 18.1°C12.5°C | 12.5°C | 56 | 10.3 | 12.713 h |
| October | 14.4°C9.8°C | 9.8°C | 72 | 12.3 | 10.711 h |
| November | 10.3°C6.3°C | 6.3°C | 71 | 12.4 | 8.99 h |
| December | 7.7°C4.0°C | 4.0°C | 74 | 12.7 | 7.98 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
April in nearby cities
- Basildon in AprilUnited Kingdom · 18 kmHigh 12.6°C · Low 5.9°C · 45 mm rain
- Gillingham in AprilUnited Kingdom · 20 kmHigh 12.9°C · Low 5.8°C · 45 mm rain
- Chelmsford in AprilUnited Kingdom · 28 kmHigh 12.7°C · Low 5.6°C · 46 mm rain
- Grays in AprilUnited Kingdom · 28 kmHigh 13.1°C · Low 5.7°C · 46 mm rain
- Maidstone in AprilUnited Kingdom · 33 kmHigh 13.3°C · Low 5.8°C · 51 mm rain
- Dagenham in AprilUnited Kingdom · 38 kmHigh 13.2°C · Low 5.6°C · 46 mm rain
- Bexley in AprilUnited Kingdom · 41 kmHigh 13.4°C · Low 5.5°C · 46 mm rain
- Colchester in AprilUnited Kingdom · 41 kmHigh 12.2°C · Low 5.9°C · 45 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 Southend-on-Sea) is explained once on the Southend-on-Sea year overview and on the Sources, method and limits page.