Temperature
Cool by day, brisk at night.
50°Ftypical April high
Typical range
April climate
April in Alderney
Guernsey · Europe
Cool days and plenty of sun.
Some tradeoffs
Daytime high
50°F
Lows around 47°F
Rain
Several rainy days
Sun
11 h/day
Air feel
Very dry
Sea temp
51°F
Too cold for swimming
When to visit
Month-by-month fit
Best
Precipitation
Several rainy days, with mixed-length spells. About 9 wet days this month.
30%wet-day frequency
AmountWet-day chance
Sunshine
A mix of sunshine and cloud.
10.8 hApril sunshine
Heat & humidity by month
Humidity is rarely noticeable in the cool air.
Very dryApril Heat feel
Hourly temperature pattern
In April, afternoons feel about 39° and nights feel near 38°.
FreezingVery coldColdCoolNight hours
Clear sky
Partly cloudy skies this month.
42%April Clear sky
Clear skyCloud
Wind pattern
Breezy April days can feel brisker in open spots.
15 mphApril Breezy
Sea temperature
51°FApril sea temp
More detailIncludes daypart comfort
Typical April day
April late afternoons are around 49°F, and early evening stays near 50°F.
Avg temp Typical range
Morning48°F
Rain18%
Cloud61%
Humid airLow
Sun intensityLow
Midday49°F
Rain14%
Cloud59%
Humid airLow
Sun intensityStrong
Late afternoon49°F
Rain11%
Cloud55%
Humid airLow
Sun intensityModerate
Best windowEarly evening50°F
Rain13%
Cloud55%
Humid airLow
Sun intensityMinimal
Data tableView month-by-month numbers
View month-by-month numbers
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 49 | 45 | 4.2 | 16 | 4.7 | 78 | 50 |
| Feb | 48 | 45 | 3.1 | 14 | 6.3 | 79 | 49 |
| Mar | 49 | 46 | 2.5 | 12 | 8.2 | 80 | 49 |
| Apr | 50 | 47 | 1.9 | 9 | 10.8 | 81 | 51 |
| May | 54 | 51 | 1.8 | 9 | 11.9 | 84 | 54 |
| Jun | 58 | 55 | 1.7 | 8 | 12.8 | 86 | 58 |
| Jul | 61 | 59 | 1.5 | 8 | 12.7 | 87 | 61 |
| Aug | 63 | 60 | 2.0 | 9 | 11.4 | 85 | 64 |
| Sep | 62 | 59 | 2.2 | 9 | 9.9 | 80 | 63 |
| Oct | 59 | 56 | 4.5 | 16 | 7.2 | 79 | 60 |
| Nov | 54 | 51 | 5.4 | 18 | 5.5 | 77 | 56 |
| Dec | 51 | 47 | 5.2 | 18 | 4.5 | 78 | 53 |
Similar climates
Similar
Similar travel styleCapriItalySimilar travel styleSaint-TropezFranceSimilar travel stylePorto CervoItalySimilar travel styleAran IslandsIreland
Want a side-by-side climate view? Compare Alderney with Capri.
Climate data notePlanning guidance, not a forecast
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology