Best time to visit Skellig Michael

Re-score for me — drag the dial — every chart on the page recolours live for your heat limit 27°C
I'm comfortable up to 27°C feels-like
22° heat-averse 30° heat-loving

Default 27 °C is the upper edge of the Holiday Climate Index "ideal comfort" band (Scott, Rutty, Amelung & Tang, 2016). Above this, most warm-tourism travellers report measurable discomfort.

Saved to this browser. Changes update the strips below.
Recent · 2020-2024
Interest Google Trends 2021-2025 searches, not arrivals (?)
Day · avg daily high (?)
Night · avg overnight low (?)
UV index · On a typical day around midday, UV is about this (?)
11235554321
On the sunniest 1 in 10 days, UV reaches this — and even higher
76
PM2.5 air quality · on a typical day (?)
355656465444
On the worst 1 in 10 days, PM2.5 reaches this — and even higher
5781399697666
June 5/10 feels 10°C · HCI 48/100
Day 13° · Night 12° 84% humidity 34 km/h wind 12 rain days (165h) 231h sun
Thermal 3
Sky 6
Rain 5
Wind 8

Higher = better, including rain & wind (green = "doesn't hurt the score", not "lots of it").

How is this scored? HCI / Steadman / CCI gate — full methodology and citations below.

Compare with another destination

Add as many as you like — stacked below the main strips above. Each row is just the recent-window score strip and (for beach destinations) sea-temperature strip.

Similar climatesGiant's Causeway88% · Stavanger87% · Glasgow86%

Other destinations with the most-alike year-round climate to Skellig Michael (apparent temperature, rain hours, sunshine — matched within the same trip-profile). The ±N chip compares each match's typical score for the current month against Skellig Michael's. Based on the 2020-2024 climatology, not this year's actual weather.

Month-by-month

Month Temp °C Feels °C Rain days Rain h Rain h/day Humidity Wind km/h Sun h UV Interest Score
Jan 7–9 3 17 235 13.8 78% 45 96 1 Quiet 2
Feb 7–10 3 20 277 13.8 79% 52 98 1 Quiet 1
Mar 7–9 3 19 243 12.8 80% 45 161 2 Quiet 2
Apr 8–10 5 12 150 12.5 81% 36 201 3 Quiet 4
May 10–12 7 12 148 12.3 83% 36 255 5 Moderate 5
Jun 12–13 10 12 165 13.8 84% 34 231 5 Busy 5
Jul 13–15 12 15 197 13.1 87% 33 230 5 Peak 4
Aug 14–16 12 15 182 12.1 86% 35 226 4 Busy 5
Sep 14–15 12 14 188 13.4 82% 37 178 3 Quiet 5
Oct 12–13 8 21 279 13.3 81% 45 137 2 Quiet 2
Nov 10–12 6 21 288 13.7 80% 47 93 1 Quiet 2
Dec 8–10 4 22 306 13.9 79% 50 83 — Quiet 1

UV Index in Skellig Michael by Month

UV index in Skellig Michael peaks at 5 (moderate) in June, dropping to 0 (low) in December.

Best months in detail

June

5/10

12–13°C (feels 10°C) · 12 rain days (165h) · 231 sun hours · 84% humidity · Busy crowd · UV 5 (moderate) · sunniest 1 in 10 days reach 7 (high)

August

5/10

14–16°C (feels 12°C) · 15 rain days (182h) · 226 sun hours · 86% humidity · Busy crowd · UV 4 (moderate)

May

5/10

10–12°C (feels 7°C) · 12 rain days (148h) · 255 sun hours · 83% humidity · Moderate crowd · UV 5 (moderate)

Every month

Show the other 9 months in detail

January

2/10

7–9°C (feels 3°C) · 17 rain days (235h) · 96 sun hours · 78% humidity · Quiet crowd · UV 1 (low)

February

1/10

7–10°C (feels 3°C) · 20 rain days (277h) · 98 sun hours · 79% humidity · Quiet crowd · UV 1 (low)

March

2/10

7–9°C (feels 3°C) · 19 rain days (243h) · 161 sun hours · 80% humidity · Quiet crowd · UV 2 (low)

April

4/10

8–10°C (feels 5°C) · 12 rain days (150h) · 201 sun hours · 81% humidity · Quiet crowd · UV 3 (moderate)

July

4/10

13–15°C (feels 12°C) · 15 rain days (197h) · 230 sun hours · 87% humidity · Peak crowd · UV 5 (moderate) · sunniest 1 in 10 days reach 6 (high)

September

5/10

14–15°C (feels 12°C) · 14 rain days (188h) · 178 sun hours · 82% humidity · Quiet crowd · UV 3 (moderate)

October

2/10

12–13°C (feels 8°C) · 21 rain days (279h) · 137 sun hours · 81% humidity · Quiet crowd · UV 2 (low)

November

2/10

10–12°C (feels 6°C) · 21 rain days (288h) · 93 sun hours · 80% humidity · Quiet crowd · UV 1 (low)

December

1/10

8–10°C (feels 4°C) · 22 rain days (306h) · 83 sun hours · 79% humidity · Quiet crowd

Frequently asked questions about visiting Skellig Michael

When is the best time to visit Skellig Michael?

June is the highest-scoring month (5/10 on the Holiday Climate Index). Typical conditions: 12–13°C (12 rainy days). The top three months by score are June, August, May.

What is the worst time to visit Skellig Michael?

December is the lowest-scoring month (1/10). Typical conditions: 8–10°C (22 rainy days).

When are crowds lowest in Skellig Michael?

Search-interest seasonality (Google Trends 2021-2025) is lowest in November and peaks in July. Interest tracks both in-trip visitors and lead-time planners, so treat it as a "destination is on people's minds" signal rather than literal arrivals.

What is the UV index in Skellig Michael by month?

UV peaks at 5 (moderate) in June and is lowest in December at 0 (low). Monthly peak values: Jan 1, Feb 1, Mar 2, Apr 3, May 5, Jun 5, Jul 5, Aug 4, Sep 3, Oct 2, Nov 1, Dec —.

What is the UV index in Skellig Michael in June?

June is the peak UV month in Skellig Michael, with a daily-peak UV index of 5 (moderate). Standard sun protection — sunglasses and light SPF — is recommended.

How high can UV get in Skellig Michael on the sunniest days?

Most days look like the monthly average, but on the sunniest ~1 in 10 days UV climbs higher than the mean suggests. June is the worst case: typical days average UV 5 (moderate), but the top 10% of days reach UV 7 (high) — and even higher. Months where the sunniest days routinely exceed the typical reading: June, July. Plan sun protection for the worst case, not the average.