Weather in Barbados in June

How June compares

June is the 3rd warmest month of the year in Barbados and ranks 46th of 134 destinations we compare for June - see where else is hot in June. Against London's average high of 19.6°C in June, Barbados is 8.8°C warmer by day and 14.6°C warmer at night.

Daytime and night-time in June

The typical June day in Barbados peaks at 28.4°C, but that is an average: the warmest 10% of days reach 29.5°C or more. About 100% of days top 25°C and 1 in 16 pass 30°C. Nights average 25.9°C; one night in ten drops to 25.0°C or lower, so pack a layer for evenings. Between 1991 and 2020 the hottest June day here reached 30.9°C (2020-06-04) and the coldest night 23.6°C (2018-06-21).

Rain in June

Wet (more than 8 rainy days): about 16 days with 1 mm or more, 84 mm in total. Year to year it varies a lot - the wettest June was 2005 with 266 mm, the driest 2001 with 28 mm. Humidity averages 78%, which makes the heat feel heavier than the thermometer suggests.

Sea temperature in June

The sea averages 27.8°C - warm enough to swim (22°c+). Depending on the year it ranges from 27.2°C to 28.3°C. For the warmest sea here, come in September (29.0°C).

Sunshine and daylight

Around 4.7 hours of sunshine a day (estimated from cloud cover), 12.8 hours of daylight: the sun rises about 05:32 and sets about 18:26 local time in mid-June. Average cloud cover is 63%.

Is June a good time to visit Barbados?

It is a reasonable choice: hot days but expect showers. The best months for Barbados on our scoring are February, March, April; months averaging 25°C or more: Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec.

Hot days, with little cooling after dark

The heat is dependable: days reach 25°C throughout June, while only 6% reach 30°C. That makes this more a month of steady warmth than frequent extreme temperatures, although humidity of 78% can make it feel close. Loose, breathable clothing will be more useful than heavy layers, and air conditioning is worth prioritising if warm bedrooms disturb your sleep. Plan more active outings for the cooler parts of the day and leave room for shade around midday. Evenings remain warm enough for light clothing, so do not expect much relief from the heat once daylight fades. June suits travellers who enjoy warmth throughout the day and night.

Leave room for rain and cloud

About 16 rainy days make June a less convincing choice if your holiday depends on staying outdoors every day. That figure does not mean those days are complete washouts, but it is a reason to keep plans movable rather than tie everything to a fixed schedule. Sunshine averages about 4.7 hours within 12.8 hours of daylight, so long days do not translate into uninterrupted sun. Pack a light waterproof and something to protect your belongings when rain arrives. February, March and April are better overall choices for weather here; June makes more sense if you can accept cloud and wet spells in return for consistent heat.