Vitamin D in Morocco: best months for sun and a travel guide

The best months for vitamin D in Morocco are May to November. In June, a full dose of about 1,000 IU takes around 6 minutes at midday for skin type III at age 30, with 9.3 usable sun hours a day. For a beach stay it is too cool from December to April.

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Morocco month by month

Morocco is rated at its median coastal place, for skin type III at age 30. Click a month for the details.

Month	Rating	Sun window	Peak UV	Full dose, age 30	Full dose, age 65	Afternoon high	Rainy days
January	Too cold	5.1 h	4.4	12 min	23 min	21°C	1/30
February	Too cold	5.4 h	4.7	11 min	21 min	21°C	4/30
March	Too cold	6.5 h	6.0	9 min	17 min	20°C	10/30
April	Too cold	8.5 h	8.0	7 min	13 min	22°C	1/30
May	Excellent	8.8 h	7.5	7 min	13 min	23°C	1/30
June	Excellent	9.3 h	8.3	6 min	12 min	24°C	1/30
July	Excellent	9.4 h	8.3	6 min	12 min	25°C	0/30
August	Excellent	8.8 h	8.0	7 min	13 min	27°C	0/30
September	Excellent	7.7 h	6.9	8 min	14 min	26°C	0/30
October	Good	6.1 h	5.4	10 min	19 min	24°C	7/30
November	Good	4.6 h	4.0	13 min	25 min	25°C	1/30
December	Too cold	3.7 h	3.4	16 min	29 min	20°C	2/30

Sun window is the number of hours a day with UV Index 2.5 or higher. Full dose is the minutes at midday for about 1,000 IU of vitamin D with a quarter of the body bare, for skin type III. Rainy days are days with at least 1 mm out of 30.

Travel guide: why go to Morocco

Why go

Morocco is a colourful trip of medinas, desert and mountains, with Atlantic beach towns that stay sunny most of the year.

Best for

Couples, culture travellers, surfers and families.

What to expect

Warm Atlantic days with a cool sea and breezy evenings. Marrakesh is very hot in summer and chilly in winter nights. Dress modestly in towns and bargain in markets.

Compare stays in Morocco

Places in Morocco

Each place has its own climate, so its best months can differ from the country as a whole.

Agadir best: Excellent

Wide sandy beach and the main winter-sun resort.

Best for families, retirees, winter sun seekers

Best months January to December

The town is a nice example of modern Morocco, best known for its beaches, with less emphasis on history and culture.

Essaouira best: Excellent

Walled blue-and-white port with steady wind.

Best for kitesurfers, artists, couples

Best months June to November · Avoid too cool from December to May

Taghazout best: Excellent

Surfers' village with yoga stays and wave breaks.

Best for surfers, yogis, budget travellers

Best months January to December

Marrakesh best: Excellent (inland)

Red-walled city with souks and riads, scorching in summer.

Best for culture travellers, couples

Best months January to June, September to November · Avoid too hot from July to August; too cool in December

Casablanca best: Excellent

Big modern port with a giant mosque by the sea.

Best for business travellers, short stays

Best months January, April to November · Avoid too cool from February to March and in December

This modern city by the sea is a starting point for visitors flying into the country.

Tangier best: Excellent

Hilltop old town facing Spain.

Best for writers, culture travellers, short breaks

Best months May to October · Avoid too cool from November to April

The starting point for most visitors arriving by ferry from Spain.

Asilah best: Excellent

Small whitewashed town with murals and a pleasant beach.

Best for couples, artists

Best months May to November · Avoid too cool from December to April

Some short descriptions come from Wikivoyage (CC BY-SA 4.0).

Questions about vitamin D in Morocco

When is the best time to visit Morocco for vitamin D?

The best months for vitamin D in Morocco are May to November. In June, a full dose of about 1,000 IU takes around 6 minutes at midday for skin type III at age 30, with 9.3 usable sun hours a day.

Can you get vitamin D from the sun in Morocco in December?

Yes, but slowly. In December a full dose takes about 16 minutes at midday for skin type III at age 30, with 3.7 usable hours a day.

How long do I need in the sun in Morocco?

In June, the best month, about 6 minutes at midday with a quarter of the body bare, for skin type III at age 30; about 12 minutes at age 65. Darker skin needs longer and fair skin burns sooner, so keep sessions short. This is an estimate for planning, not medical advice.

Which months should I avoid in Morocco?

For a beach stay, avoid the months when it is too cool from December to April.

What is the best place in Morocco for vitamin D?

In June the strongest sun of the places we rate is around Essaouira. Each place has its own rating, so open the place list to compare them.