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May Weather in Grand-Popo, Benin

Last updated: August 22, 2025

In May, the average temperature in Grand-Popo, Benin hovers around 28°C (83°F). Expect a comfortable minimum of 24°C (75°F) and a warm maximum of 32°C (90°F). However, prepare for some rain, with 164 mm (6.5 in) of precipitation spread over 24 days. The air will be quite humid, with an average humidity level of 83%.

May Temperature in Grand-Popo

In May in Grand-Popo, the average temperature is 28°C (83°F), with maximums reaching 32°C (90°F) and minimums dropping to 24°C (75°F). This pleasant climate makes it an ideal time for travelers to enjoy outdoor activities and explore the vibrant surroundings.

May Weather in Grand-Popo: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Grand-Popo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grand-Popo, May typically has an average temperature of 28°C (83°F), with highs reaching up to 32°C (90°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec828484838381797879818283
Data source: Temperature data for Grand-Popo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Grand-Popo

In Grand-Popo in May, the precipitation amount is 164 mm (6.5 in) spread over 24 days, indicating a relatively wet period.

May Precipitation Trends in Grand-Popo

The chart displays monthly precipitation patterns in Grand-Popo, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Grand-Popo, May typically receives around 164 mm (6.5 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec21548310016423311811216221810555
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Grand-Popo

In Grand-Popo in May humidity is 83%. With an average temperature of 28°C (83°F), this humidity feels like a warm, sticky blanket wrapping around you, making travel uncomfortable and requiring frequent breaks to hydrate and cool down.

May Average Humidity in Grand-Popo

This chart illustrates the average monthly humidity levels in Grand-Popo, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Grand-Popo is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec36%45%60%75%83%86%87%90%91%89%82%68%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Grand-Popo

In Grand-Popo in May, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Grand-Popo.

Maximum UV Index Levels in Grand-Popo for May

The chart shows the monthly maximum UV Index (UVI) for Grand-Popo in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Grand-Popo typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1111121413121212121299
Data source: Grand-Popo May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How May Weather in Grand-Popo Compares to Other Months

Weather in Grand-Popo varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Grand-Popo, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Grand-Popo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (83°F)21 mm (0.8 inches)36%extreme
February Weather29°C (84°F)54 mm (2.1 inches)45%extreme
March Weather29°C (84°F)83 mm (3.3 inches)60%extreme
April Weather29°C (84°F)100 mm (3.9 inches)75%extreme
May Weather28°C (83°F)164 mm (6.5 inches)83%extreme
June Weather27°C (81°F)233 mm (9.2 inches)86%extreme
July Weather26°C (79°F)118 mm (4.7 inches)87%extreme
August Weather26°C (78°F)112 mm (4.4 inches)90%extreme
September Weather26°C (79°F)162 mm (6.4 inches)91%extreme
October Weather27°C (81°F)218 mm (8.6 inches)89%extreme
November Weather28°C (83°F)105 mm (4.1 inches)82%very high
December Weather28°C (83°F)55 mm (2.2 inches)68%very high

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