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Best time to visit Alderney
The best time to visit in Alderney is from June until October, when you will have a soft or pleasant temperature and limited rainfall. The highest average temperature in in Alderney is 18°C in August and the lowest is 9°C in February.
Alderney has the oceanic climate prevailing. If you want to know what the average temperature is in in Alderney or when most precipitation (rain or snow) falls, you can find a quick overview below. This way, you are well prepared. Our average monthly climate data is based on data from the past 30 years.
Average weather Alderney by month
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temperature (°C) | 10 | 9 | 10 | 11 | 13 | 15 | 17 | 18 | 17 | 16 | 13 | 11 |
| Precipitation (mm) | 58 | 41 | 33 | 23 | 21 | 23 | 26 | 34 | 28 | 45 | 71 | 60 |
Travel and stay Alderney
If you are planning on visiting Alderney, check out these well-known travel agencies. They have been rated as the best by travelers and offer great prices for any budget.
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14 day weather forecast Alderney
The weather for in Alderney will be 18° till 14° degrees in the next 14 days with a few days chance of light rain showers or even quite a bit of rain.
Weather forecast this week
 |
Monday 20 Sep | Precip | Chance | Wind | UV |
18° 16° |
0 mm | 0% | 6 m/s | 5 | |
 |
Tuesday 21 Sep | Precip | Chance | Wind | UV |
18° 17° |
0 mm | 0% | 4 m/s | 4 | |
|
Wednesday 22 Sep | Precip | Chance | Wind | UV |
17° 16° |
0 mm | 0% | 2 m/s | 4 | |
|
Thursday 23 Sep | Precip | Chance | Wind | UV |
15° 13° |
0.1 mm | 20% | 4 m/s | 4 | |
|
Friday 24 Sep | Precip | Chance | Wind | UV |
15° 13° |
0.1 mm | 10% | 5 m/s | 2 | |
 |
Saturday 25 Sep | Precip | Chance | Wind | UV |
14° 13° |
0 mm | 0% | 3 m/s | 4 | |
|
Sunday 26 Sep | Precip | Chance | Wind | UV |
16° 12° |
0.4 mm | 30% | 6 m/s | 1 |
Weather forecast next week
 |
Monday 27 Sep | Precip | Chance | Wind | UV |
13° 11° |
5.1 mm | 85% | 9 m/s | 4 | |
 |
Tuesday 28 Sep | Precip | Chance | Wind | UV |
14° 12° |
10.9 mm | 90% | 9 m/s | 2 | |
 |
Wednesday 29 Sep | Precip | Chance | Wind | UV |
14° 12° |
0 mm | 0% | 7 m/s | 0 | |
 |
Thursday 30 Sep | Precip | Chance | Wind | UV |
15° 14° |
3.6 mm | 80% | 10 m/s | 0 | |
|
Friday 1 Oct | Precip | Chance | Wind | UV |
14° 12° |
1.6 mm | 60% | 10 m/s | 0 | |
|
Saturday 2 Oct | Precip | Chance | Wind | UV |
13° 12° |
0.1 mm | 20% | 11 m/s | 0 | |
|
Sunday 3 Oct | Precip | Chance | Wind | UV |
14° 13° |
0 mm | 0% | 12 m/s | 0 |
Climate Alderney
Alderney has the oceanic climate prevailing. There is rainfall during all months of the year. The average annual temperature for Alderney is 13° degrees and there is about 463 mm of rain in a year. It is dry for 131 days a year with an average humidity of 80% and an UV-index of 4.
Climate table of Alderney
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day temp. (°C) | 10 | 9 | 10 | 11 | 13 | 15 | 17 | 18 | 17 | 16 | 13 | 11 |
| Night temp. (°C) | 8 | 7 | 8 | 10 | 12 | 14 | 16 | 17 | 16 | 14 | 12 | 10 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Precipitation (mm) | 58 | 41 | 33 | 23 | 21 | 23 | 26 | 34 | 28 | 45 | 71 | 60 |
| Days with rain | 22 | 17 | 16 | 13 | 12 | 10 | 13 | 13 | 12 | 17 | 22 | 21 |
| Dry days | 9 | 11 | 15 | 17 | 19 | 20 | 18 | 18 | 18 | 14 | 8 | 10 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Sun hours per day | 4 | 4 | 6 | 10 | 9 | 9 | 10 | 9 | 9 | 5 | 4 | 4 |
| Wind force (Bft) | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 |
| UV-index | 3 | 2 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 4 | 3 | 3 |
Alderney weather by month
What is the average weather like in a given month for Alderney? Let's find out! Click on a month to check all the monthly averages for sunshine, temperature highs and lows, percentage chance of rain per day, snowfall accumulation and number of rainy days.
Weather experiences Alderney
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Frequently asked questions
Where is Alderney?
Alderney lies in a straight line about 153 miles from United Kingdom (London → Alderney).
What are the largest airports in Alderney?
These are the largest airports in Alderney:
- Alderney Airport – Saint Anne
- Guernsey Airport – Saint Peter Port
How many inhabitants are there in Alderney?
Alderney has approximately 2,039 inhabitants.
How big is Alderney?
The area of Alderney is around 5 mi². It is 50261x smaller than United Kingdom.