Water temperature in Lighthouse Reef in May

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Is it warm enough to swim in Lighthouse Reef in May? Average water temperature in Lighthouse Reef in May is 28.3°C and therefore suitable for comfortable swimming. The warmest sea in Lighthouse Reef in May is 29.6°C, and the coldest is 27.1°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Lighthouse Reef

Changes water temperature in Lighthouse Reef in May 2025, 2024

To get an accurate forecast for the water temperature in Lighthouse Reef for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Lighthouse Reef, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of May.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 May	28°C	28.4°C	27.1°C	28.7°C
2 May	28.1°C	28.7°C	27.4°C	28.7°C
3 May	28.1°C	28.7°C	27.4°C	28.7°C
4 May	28.1°C	28.7°C	27.4°C	28.7°C
5 May	28.2°C	28.9°C	27.2°C	28.9°C
6 May	28.3°C	29°C	27.1°C	29°C
7 May	28.2°C	28.8°C	27.2°C	28.8°C
8 May	28.5°C	28.5°C	27.3°C	28.6°C
9 May	28.5°C	28.6°C	27.3°C	28.8°C
10 May	28.4°C	28.5°C	27.3°C	29.1°C
11 May	28.6°C	28.6°C	27.6°C	28.8°C
12 May	28.5°C	28.7°C	27.5°C	29°C
13 May	28.3°C	28.7°C	27.7°C	28.8°C
14 May	28.3°C	28.5°C	27.7°C	28.7°C
15 May	28.4°C	28.7°C	27.8°C	28.9°C

Day	2025	2024	Min	Max
16 May	28.6°C	28.9°C	28°C	28.9°C
17 May	28.4°C	28.9°C	27.9°C	29°C
18 May	28.6°C	28.6°C	27.7°C	28.9°C
19 May	28.7°C	28.4°C	27.9°C	29°C
20 May	28.7°C	28.9°C	28°C	29°C
21 May	28.8°C	28.8°C	28.1°C	29°C
22 May	28.8°C	29.2°C	28.1°C	29.2°C
23 May	28.9°C	29.2°C	28.1°C	29.3°C
24 May	28.8°C	28.9°C	28.1°C	29.4°C
25 May	28.9°C	28.9°C	27.4°C	29.5°C
26 May	29°C	29.2°C	27.9°C	29.5°C
27 May	28.8°C	29.3°C	27.8°C	29.3°C
28 May	28.8°C	29.3°C	27.9°C	29.5°C
29 May	28.8°C	29.5°C	27.8°C	29.5°C
30 May	29°C	29.5°C	27.8°C	29.5°C
31 May	28.8°C	29.4°C	27.8°C	29.6°C

Average water temperature in Lighthouse Reef in May over a decade

2016	2017	2018	2019	2020
28.8°C	28.3°C	28.6°C	28.1°C	28.8°C

2021	2022	2023	2024	2025
28.2°C	28.2°C	28.6°C	28.9°C	28.5°C

Lighthouse Reef sea state in May

Chart comparing the height of waves in Lighthouse Reef in May over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Lighthouse Reef water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Glover's Reef	28.4°C	27.2°C	29.8°C
Tobacco Caye	28.6°C	27.4°C	30°C
South Water Caye	28.7°C	27.4°C	30°C
Xcalak	28.4°C	27°C	30°C
Gladden Spit	28.9°C	27.5°C	30.3°C
Banco Chinchorro	28.3°C	26.9°C	30.2°C
Costa Maya	28.3°C	27°C	29.6°C
Chetumal	29.1°C	27.6°C	30.9°C
Sandy Bay	28.4°C	27.3°C	29.7°C
West Bay	28.4°C	27.3°C	29.7°C

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Our report for Lighthouse Reef is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature