Saipan weather in May
Temperature, sea and sunshine in May: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in May
Good
Best time to visit: December – May
What is the weather like in Saipan in May?
In May, Saipan is hot: daytime highs average 29 °C, and even at night it stays warm at around 27 °C. The sea averages 28.8 °C – lovely and warm for swimming. With around 9 hours of sunshine a day, there is plenty of sun. It is the rainy season: rain falls on about 14 days, totalling 67 mm. The air is often humid and muggy. All in all, May is a good month for a holiday in Saipan.
May compared
How the weather changes from April to June. Tap a month to open it.
More details for May
- Daylight
- 12 h 50 min05:48 – 18:38
- UV index
- 13 · extremeclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 26 km/haverage daily peakAll months
- Cloud cover
- 50 %on averageAll months
- Hot days
- 2 days30 °C or moreAll months
- Time zone
- UTC+10Pacific/Saipan
How the score comes together
- Temperatureweight 50 %74 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 30 %27 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in May
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Saipan in May: quick answers
Is Saipan hot in May?
Yes. In May, Saipan is hot: daytime highs average 29 °C and nights stay around 27 °C. On about 2 days the thermometer climbs to 30 °C or more.
Can you swim in Saipan in May?
Yes. In May the sea averages 28.8 °C – lovely and warm for swimming.
Does it rain much in Saipan in May?
It rains often – on about 14 days, adding up to 67 mm.
Saipan month by month
The whole year in SaipanAll destinations: Northern Mariana IslandsWhere to go in MaySea temperature in May
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences