Beach
Unai Peo
Saipan · Northern Mariana Islands · Pacific Ocean
15.1077, 145.7166 · Chalan Piao village, 4 km
- 29°Sea · September
- 29°High · June
- 10.1 hSunshine · May
Your month at the beach
Unai Peo in January
- 28°CAir, daytime high27°C at night
- 28°CSea temperature
- 7.4 hSunshine a day
- 11 daysRainy days in the month65 mm in total
- 27 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| December | January | February | |
|---|---|---|---|
| Air, daytime high | 28° | 28° | 27° |
| Sea | 28° | 28° | 27° |
| Sunshine a day | 7.9 h | 7.4 h | 7.9 h |
| Rainy days | 12 | 11 | 9 |
Unai Peo in February
- 27°CAir, daytime high26°C at night
- 27°CSea temperature
- 7.9 hSunshine a day
- 9 daysRainy days in the month38 mm in total
- 28 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| January | February | March | |
|---|---|---|---|
| Air, daytime high | 28° | 27° | 28° |
| Sea | 28° | 27° | 27° |
| Sunshine a day | 7.4 h | 7.9 h | 8.9 h |
| Rainy days | 11 | 9 | 6 |
Unai Peo in March
- 28°CAir, daytime high27°C at night
- 27°CSea temperature
- 8.9 hSunshine a day
- 6 daysRainy days in the month32 mm in total
- 26 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| February | March | April | |
|---|---|---|---|
| Air, daytime high | 27° | 28° | 28° |
| Sea | 27° | 27° | 28° |
| Sunshine a day | 7.9 h | 8.9 h | 9.8 h |
| Rainy days | 9 | 6 | 8 |
Unai Peo in April
- 28°CAir, daytime high27°C at night
- 28°CSea temperature
- 9.8 hSunshine a day
- 8 daysRainy days in the month45 mm in total
- 24 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| March | April | May | |
|---|---|---|---|
| Air, daytime high | 28° | 28° | 29° |
| Sea | 27° | 28° | 29° |
| Sunshine a day | 8.9 h | 9.8 h | 10.1 h |
| Rainy days | 6 | 8 | 9 |
Unai Peo in May
- 29°CAir, daytime high28°C at night
- 29°CSea temperature
- 10.1 hSunshine a day
- 9 daysRainy days in the month47 mm in total
- 21 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| April | May | June | |
|---|---|---|---|
| Air, daytime high | 28° | 29° | 29° |
| Sea | 28° | 29° | 29° |
| Sunshine a day | 9.8 h | 10.1 h | 9.8 h |
| Rainy days | 8 | 9 | 14 |
Unai Peo in June
- 29°CAir, daytime high28°C at night
- 29°CSea temperature
- 9.8 hSunshine a day
- 14 daysRainy days in the month74 mm in total
- 21 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| May | June | July | |
|---|---|---|---|
| Air, daytime high | 29° | 29° | 29° |
| Sea | 29° | 29° | 29° |
| Sunshine a day | 10.1 h | 9.8 h | 7.9 h |
| Rainy days | 9 | 14 | 25 |
Unai Peo in July
- 29°CAir, daytime high28°C at night
- 29°CSea temperature
- 7.9 hSunshine a day
- 25 daysRainy days in the month154 mm in total
- 19 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| June | July | August | |
|---|---|---|---|
| Air, daytime high | 29° | 29° | 29° |
| Sea | 29° | 29° | 29° |
| Sunshine a day | 9.8 h | 7.9 h | 6.2 h |
| Rainy days | 14 | 25 | 28 |
Unai Peo in August
- 29°CAir, daytime high28°C at night
- 29°CSea temperature
- 6.2 hSunshine a day
- 28 daysRainy days in the month302 mm in total
- 19 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| July | August | September | |
|---|---|---|---|
| Air, daytime high | 29° | 29° | 29° |
| Sea | 29° | 29° | 29° |
| Sunshine a day | 7.9 h | 6.2 h | 6.4 h |
| Rainy days | 25 | 28 | 27 |
Unai Peo in September
- 29°CAir, daytime high28°C at night
- 29°CSea temperature
- 6.4 hSunshine a day
- 27 daysRainy days in the month262 mm in total
- 18 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| August | September | October | |
|---|---|---|---|
| Air, daytime high | 29° | 29° | 29° |
| Sea | 29° | 29° | 29° |
| Sunshine a day | 6.2 h | 6.4 h | 6.9 h |
| Rainy days | 28 | 27 | 25 |
Unai Peo in October
- 29°CAir, daytime high28°C at night
- 29°CSea temperature
- 6.9 hSunshine a day
- 25 daysRainy days in the month226 mm in total
- 22 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| September | October | November | |
|---|---|---|---|
| Air, daytime high | 29° | 29° | 29° |
| Sea | 29° | 29° | 29° |
| Sunshine a day | 6.4 h | 6.9 h | 8.1 h |
| Rainy days | 27 | 25 | 18 |
Unai Peo in November
- 29°CAir, daytime high28°C at night
- 29°CSea temperature
- 8.1 hSunshine a day
- 18 daysRainy days in the month103 mm in total
- 26 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| October | November | December | |
|---|---|---|---|
| Air, daytime high | 29° | 29° | 28° |
| Sea | 29° | 29° | 28° |
| Sunshine a day | 6.9 h | 8.1 h | 7.9 h |
| Rainy days | 25 | 18 | 12 |
Unai Peo in December
- 28°CAir, daytime high28°C at night
- 28°CSea temperature
- 7.9 hSunshine a day
- 12 daysRainy days in the month59 mm in total
- 28 km/hAverage wind
Averages for 1991–2020. A rainy day is a day with at least 1 mm of rain.
And a month earlier or later?
| November | December | January | |
|---|---|---|---|
| Air, daytime high | 29° | 28° | 28° |
| Sea | 29° | 28° | 28° |
| Sunshine a day | 8.1 h | 7.9 h | 7.4 h |
| Rainy days | 18 | 12 | 11 |
Warmest sea of the year: September (29.5 °C) · most sunshine: May (10.1 h a day).
The beach itself
- 12Places to stay within 5 kmHotels, guest houses, apartments and campsites · OpenStreetMap
- 2 kmAirport: Saipan International Airport (SPN)In a straight line; by road it is further Car hire in Northern Mariana Islands
No reliable information yet on: bathing water quality, wheelchair access, lifeguards.
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
January from 2020 to 2025
In January 2025 the sea averaged 28.8 °C — 1.1 °C above the 1991–2020 average.
1991–2020 average: 27.7 °C
1991–2020 average: 27.6 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
February from 2020 to 2025
In February 2025 the sea averaged 28.2 °C — 0.9 °C above the 1991–2020 average.
1991–2020 average: 27.3 °C
1991–2020 average: 27.3 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
March from 2020 to 2025
In March 2025 the sea averaged 28.1 °C — 0.7 °C above the 1991–2020 average.
1991–2020 average: 27.4 °C
1991–2020 average: 27.5 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
April from 2020 to 2025
In April 2025 the sea averaged 28.6 °C — 0.7 °C above the 1991–2020 average.
1991–2020 average: 27.9 °C
1991–2020 average: 28.1 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
May from 2020 to 2025
In May 2025 the sea averaged 29.3 °C — 0.6 °C above the 1991–2020 average.
1991–2020 average: 28.7 °C
1991–2020 average: 28.7 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
June from 2020 to 2025
In June 2025 the sea averaged 29.9 °C — 0.6 °C above the 1991–2020 average.
1991–2020 average: 29.2 °C
1991–2020 average: 29.1 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
July from 2020 to 2025
In July 2025 the sea averaged 29.7 °C — about the same as the 1991–2020 average.
1991–2020 average: 29.4 °C
1991–2020 average: 29.0 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
August from 2020 to 2025
In August 2025 the sea averaged 29.6 °C — about the same as the 1991–2020 average.
1991–2020 average: 29.4 °C
1991–2020 average: 28.9 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
September from 2020 to 2025
In September 2025 the sea averaged 29.8 °C — 0.3 °C above the 1991–2020 average.
1991–2020 average: 29.5 °C
1991–2020 average: 28.9 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
October from 2020 to 2025
In October 2025 the sea averaged 29.8 °C — 0.6 °C above the 1991–2020 average.
1991–2020 average: 29.2 °C
1991–2020 average: 28.9 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
November from 2020 to 2025
In November 2025 the sea averaged 29.5 °C — 0.6 °C above the 1991–2020 average.
1991–2020 average: 28.9 °C
1991–2020 average: 28.9 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
December from 2020 to 2025
In December 2025 the sea averaged 29.0 °C — 0.7 °C above the 1991–2020 average.
1991–2020 average: 28.3 °C
1991–2020 average: 28.4 °C
Each bar is one year. Above the dashed line (the 1991–2020 average), that month was warmer than usual; below it, cooler.
When to go
1991–2020 averagesThe year at a glance
- Jan28°7 h65 mm
- Feb27°8 h38 mm
- Mar27°9 h32 mm
- Apr28°10 h45 mm
- May29°10 h47 mm
- Jun29°10 h74 mm
- Jul29°8 h154 mm
- Aug29°6 h302 mm
- Sep29°6 h262 mm
- Oct29°7 h226 mm
- Nov29°8 h103 mm
- Dec28°8 h59 mm
Each card is a month. The colour is the sea temperature, on the same scale as the map; in bold, the two best months for each.
Sea temperature
1991–2020 averagesClimate through the year
1991–2020 averagesRain
Sunshine
Sunshine hours are estimated from measured solar radiation, not observed directly.
Month by month
1991–2020 averagesEvery month at Unai Peo: air, sea, rain and sunshine. Averages for 1991–2020.
| Month | High°C | Low°C | Sea°C | Rainmm | Rainy daysdays | Sunshineh/day | Windkm/h |
|---|---|---|---|---|---|---|---|
| January | 28 | 27 | 28 | 65 | 11 | 7.4 | 27 |
| February | 27 | 26 | 27 | 38 | 9 | 7.9 | 28 |
| March | 28 | 27 | 27 | 32 | 6 | 8.9 | 26 |
| April | 28 | 27 | 28 | 45 | 8 | 9.8 | 24 |
| May | 29 | 28 | 29 | 47 | 9 | 10.1 | 21 |
| June | 29 | 28 | 29 | 74 | 14 | 9.8 | 21 |
| July | 29 | 28 | 29 | 154 | 25 | 7.9 | 19 |
| August | 29 | 28 | 29 | 302 | 28 | 6.2 | 19 |
| Septemberwarmest sea | 29 | 28 | 29 | 262 | 27 | 6.4 | 18 |
| October | 29 | 28 | 29 | 226 | 25 | 6.9 | 22 |
| November | 29 | 28 | 29 | 103 | 18 | 8.1 | 26 |
| December | 28 | 28 | 28 | 59 | 12 | 7.9 | 28 |
Swipe sideways to see the other columns.
Plan your trip
Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.
About these numbers
Averages are for 1991–2020; the recent years (2020–2025) are what actually happened. Neither is today's weather.
| What | Where it comes from | Nearest measurement |
|---|---|---|
| Air, rain and sunshine | NASA POWER | 16 km away |
| Sea temperature | NOAA OISST v2.1, 1991–2020 | 10 km away |
| 2020–2025, month by month | NASA POWER · NOAA OISST v2.1 | 16 km away |
| Lifeguards and places to stay | OpenStreetMap | within 1–5 km |
| Nearest airport | OurAirports | straight-line distance |
| Image at the top | Sentinel-2 cloudless (EOX) | at this spot |