May weather forecast
Bukit Timah, Singapore

Weather conditions in May echo those of the preceding month - April - in Bukit Timah. The highest temperature hits a slightly warmer 31.3°C (88.3°F). The number of rainfall days drops slightly, and there is plentiful sunshine throughout the month. The prevalent mild weather conditions coupled with excellent visibility render this month ideal for visiting the city's numerous nature reserves and parks. Visitors are nevertheless advised to stay hydrated due to the fairly high temperatures.

Temperature

In Bukit Timah, Singapore, the month of May registers the highest temperatures, averaging 31.3°C (88.3°F) at the peak and 26.8°C (80.2°F) at the lowest.

Heat index

The heat index value for May is estimated at a blisteringly hot 40°C (104°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Heat index evaluations are typically in the context of light winds and shaded environments. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

The average relative humidity in May in Bukit Timah is 76%.

Rainfall

In Bukit Timah, Singapore, in May, it is raining for 28.6 days, with typically 141mm (5.55") of accumulated precipitation. Throughout the year, there are 327.3 rainfall days, and 1631mm (64.21") of precipitation is accumulated.

Daylight

In May, the average length of the day is 12h and 11min.
On the first day of the month, sunrise is at 06:56 and sunset at 19:06. On the last day of May, in Bukit Timah, sunrise is at 06:56 and sunset at 19:08 +08.

Sunshine

The average sunshine in May in Bukit Timah, Singapore, is 8.7h.

UV index

The months with the highest UV index in Bukit Timah are January through December, with an average maximum UV index of 7. The months with the lowest UV index in Bukit Timah are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 7 during May translates into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.