Best time to visit Ålesund

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 (?)
12344221
On the sunniest 1 in 10 days, UV reaches this — and even higher
43
PM2.5 air quality · on a typical day (?)
333444433333
On the worst 1 in 10 days, PM2.5 reaches this — and even higher
445567755454
June 5/10 feels 15°C (+6°C vs 1991-2020) · HCI 54/100
Day 16° · Night 10° 70% humidity 17 km/h wind 16 rain days (201h) 255h sun
Thermal 6
Sky 5
Rain 4
Wind 10

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 climatesGeiranger91% · Bergen91% · Flåm90%

Other destinations with the most-alike year-round climate to Ålesund (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 Ålesund'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 -1–3 -1 22 316 14.4 79% 24 34 — Quiet 1
Feb -1–4 -1 19 289 15.2 76% 23 80 — Quiet 2
Mar 0–6 2 18 279 15.5 69% 20 144 1 Quiet 2
Apr 1–8 4 15 254 16.9 64% 19 211 2 Quiet 3
May 6–13 10 16 239 14.9 66% 18 250 3 Quiet 4
Jun 10–16 15 16 201 12.6 70% 17 255 4 Quiet 5
Jul 11–17 15 20 282 14.1 76% 16 243 4 Quiet 4
Aug 11–17 16 19 262 13.8 76% 16 202 2 Peak 4
Sep 9–15 13 20 282 14.1 78% 17 150 2 Moderate 3
Oct 5–10 7 21 315 15.0 81% 18 96 1 Quiet 2
Nov 2–6 3 16 254 15.9 82% 18 59 — Moderate 2
Dec -1–3 -1 18 274 15.2 81% 18 22 — Moderate 2

UV Index in Ålesund by Month

UV index in Ålesund peaks at 4 (moderate) in June, dropping to 0 (low) in January.

Best months in detail

June

5/10

10–16°C (feels 15°C) · 16 rain days (201h) · 255 sun hours · 70% humidity · Quiet crowd · UV 4 (moderate)

August

4/10

11–17°C · 19 rain days (262h) · 202 sun hours · 76% humidity · Peak crowd · UV 2 (low) · sunniest 1 in 10 days reach 3 (moderate)

May

4/10

6–13°C (feels 10°C) · 16 rain days (239h) · 250 sun hours · 66% humidity · Quiet crowd · UV 3 (low) · sunniest 1 in 10 days reach 4 (moderate)

Every month

Show the other 9 months in detail

January

1/10

-1–3°C (feels -1°C) · 22 rain days (316h) · 34 sun hours · 79% humidity · Quiet crowd

February

2/10

-1–4°C (feels -1°C) · 19 rain days (289h) · 80 sun hours · 76% humidity · Quiet crowd

March

2/10

0–6°C (feels 2°C) · 18 rain days (279h) · 144 sun hours · 69% humidity · Quiet crowd · UV 1 (low)

April

3/10

1–8°C (feels 4°C) · 15 rain days (254h) · 211 sun hours · 64% humidity · Quiet crowd · UV 2 (low)

July

4/10

11–17°C (feels 15°C) · 20 rain days (282h) · 243 sun hours · 76% humidity · Quiet crowd · UV 4 (moderate)

September

3/10

9–15°C (feels 13°C) · 20 rain days (282h) · 150 sun hours · 78% humidity · Moderate crowd · UV 2 (low)

October

2/10

5–10°C (feels 7°C) · 21 rain days (315h) · 96 sun hours · 81% humidity · Quiet crowd · UV 1 (low)

November

2/10

2–6°C (feels 3°C) · 16 rain days (254h) · 59 sun hours · 82% humidity · Moderate crowd

December

2/10

-1–3°C (feels -1°C) · 18 rain days (274h) · 22 sun hours · 81% humidity · Moderate crowd

Frequently asked questions about visiting Ålesund

When is the best time to visit Ålesund?

June is the highest-scoring month (5/10 on the Holiday Climate Index). Typical conditions: 10–16°C (16 rainy days). The top three months by score are June, August, May.

What is the worst time to visit Ålesund?

January is the lowest-scoring month (1/10). Typical conditions: -1–3°C (22 rainy days).

When are crowds lowest in Ålesund?

Search-interest seasonality (Google Trends 2021-2025) is lowest in January and peaks in August. 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 Ålesund by month?

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

What is the UV index in Ålesund in June?

June is the peak UV month in Ålesund, with a daily-peak UV index of 4 (moderate). Standard sun protection — sunglasses and light SPF — is recommended.

How high can UV get in Ålesund 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. May is the worst case: typical days average UV 3 (low), but the top 10% of days reach UV 4 (moderate) — and even higher. Months where the sunniest days routinely exceed the typical reading: May, August. Plan sun protection for the worst case, not the average.