How hot is Singapore in May?

Daytime highs in Singapore in May average 30°C (86°F); nights drop to about 26°C.

Does it rain in Singapore in May?

Expect around 26.2 rainy days and 254 mm of rainfall in May.

Is May a good time to visit Singapore?

May is a challenging month to visit Singapore — consider April & June–February instead. Overall travel score: 4.5/10. The best months are April & June–February.

Singapore weather in May

May is a challenging month to visit Singapore — consider April & June–February instead. Expect highs around 30°C, lows near 26°C, and about 26.2 days with rain.

4.5 · Poortravel score for May

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Avg high

30°C

Avg low

26°C

Rainfall

254 mm

Rain days

26.2

Sunshine

9.8 h/day

Daylight

12.1 h

What to pack for Singapore in May

light, breathable clothing
sun protection (hat, SPF 50)
a compact umbrella or rain shell — rain is frequent
expect humid, sticky conditions

Humidity averages 84%; max daily wind around 16 km/h.

How May compares

Best months in Singapore: April & June–February. See the full best time to visit Singapore guide.

Singapore in May: the details

In May, Singapore sees average daytime highs of 30°C (86°F) and overnight lows of 26°C (79°F). Rainfall totals roughly 254 mm across 26.2 rainy days, and the sun shines about 9.8 hours per day with 12.1 hours of daylight mid-month. Relative humidity averages 84%.

These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Singapore, Singapore (1.29, 103.85) — see our methodology. Actual conditions vary year to year.

Where should you go next month?

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