May weather forecast
Kolonia, Micronesia

Moving into the peak of the year, Kolonia's weather segues into slightly warmer regimes. Despite unchanged sea temperatures from April to May, an increase in cloud cover might bring more cool overcast days. The city records its highest rainfall for the year at 249mm (9.8") in May. However, this spike in precipitation does not overwhelm the city's glowing charm that casts a veil of tropical allure over its streets. As a great deal of daylight persists throughout May, the opportunities for sightseeing and exploring remain plentiful.

Temperature

The commencement of May in Kolonia records an average high-temperature of a still warm 29°C (84.2°F), barely varying from April's 28.7°C (83.7°F). In Kolonia, a slight decrease from the daytime peak is noted during the month of May, with an average low-temperature of 27.8°C (82°F).

Heat index

In May, the average heat index is evaluated at a hot 34°C (93.2°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Heat index values are typically calculated for conditions of shade and a light breeze. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an estimation of the warmth sensation when considering humidity levels. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are especially crucial for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.

Humidity

January through May, with an average relative humidity of 78%, are the most humid months.

Rainfall

May is the month with the most rainfall. Rain falls for 28 days and accumulates 249mm (9.8") of precipitation.

Sea temperature

In Kolonia, Micronesia, in May, the average water temperature is 29.2°C (84.6°F).
Note: Engaging in swimming, diving, or other water activities is highly enjoyable in temperatures ranging from 25°C (77°F) to 29°C (84.2°F), without any unpleasant sensations for prolonged durations.

Daylight

In May, the average length of the day is 12h and 26min.
On the first day of the month, sunrise is at 06:13 and sunset at 18:35. On the last day of May, in Kolonia, sunrise is at 06:09 and sunset at 18:39 +11.

Sunshine

The average sunshine in May in Kolonia is 7.4h.

UV index

January through October and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 7 translates into these guidelines:
Resist overexposure. Safeguarding from solar damage is indispensable. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Warning! The Sun's UV rays intensify with reflections from sand and water.