United Kingdom
London in April: weather & travel advice
This month's data profile
Clear transition month
London in April is climatically mixed. The average daily high is around 14 °C. With about 11 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
53/100 · #6
Warmth
#7
Dryness
#1
Sun
#5
Published best categories: none
London · AprilPhoto: Colin · CC BY-SA 4.0Climate facts
- Average high
- 14 °C
- Average low
- 4 °C
- Rainy days (est.)
- 11 rainy days (est.)
- Sun (est.)
- 5 h/day
- Humidity
- 81 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Score |
|---|---|---|---|---|---|---|---|---|
| March | 11 | 3 | 11 | 48 | 3.3 | 86 | 3.6 | 42 |
| April (selected) | 14 | 4 | 11 | 46 | 5.1 | 81 | 3.2 | 53 |
| May | 17 | 7 | 11 | 53 | 6.1 | 79 | 3.1 | 63 |
How do the previous and next months compare?
Baseline: April (53/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | |
|---|---|---|---|---|---|---|---|---|
| March | -11 | -3 °C | -1.6 °C | +0.3 | +1.4 mm | -1.8 h | +4.7 % | +0.4 m/s |
| May | +10 | +3.3 °C | +3 °C | +0.7 | +7 mm | +1 h | -1.9 % | -0.1 m/s |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is London in April?
The average daily high is around 14 °C, with an average daily low of about 4 °C.
Does it rain a lot in London in April?
The curated estimate is about 11 rainy days per month, not a directly measured long-term average. Total precipitation averages around 46 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit London?
By the climate score, June, July, August and September are the strongest months for London. April is not among them.