
In numbers
0.012km²
Area
1m
Highest point
0
People
29°C
Warmest sea
September
5,356km
To the mainland
When to go to Kingman Reef
Best for the beach from January to May.
The sea is warmest in September (29 °C) and coolest in February (28 °C). You can swim comfortably all year (21 °C or more).
Averages 1991–2020. Sea: NOAA OISST, the water within 35 km of the coast. Air, rain and sun: NASA POWER. Best months weigh warm afternoons (23–30 °C), sea of 24 °C or more and few wet days.
Reef and unincorporated U.S. territory in the Pacific Ocean
Kingman Reef is an coral island in United States. It belongs to Line Islands. It covers 0.012 km². Its highest point rises to 1 m. Nobody lives on it. The nearest mainland is 5,356 km away.
Getting there
- 5,356 km from the mainlanddistance to the nearest continental coast
- From January to Maybest months to go (from 30 years of averages)
Plan the trip
Ferries, stays and things to do
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Month by month
The weather on the island.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Afternoon high (°C) | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
| Night low (°C) | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
| Sea (°C) | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 28 |
| Rain (mm) | 154 | 123 | 171 | 198 | 233 | 270 | 280 | 258 | 219 | 251 | 291 | 271 |
| Wet days | 22 | 20 | 23 | 23 | 26 | 27 | 28 | 27 | 24 | 26 | 26 | 25 |
| Sun h/day | 6.2 | 6.6 | 6.5 | 6.5 | 6.4 | 6.5 | 6.4 | 6.5 | 6.3 | 6.1 | 5.3 | 5.3 |
| Wind (km/h) | 28 | 28 | 30 | 30 | 26 | 23 | 20 | 17 | 16 | 16 | 20 | 26 |
Averages 1991–2020 for the ~55 km NASA POWER cell over the island; the sea from NOAA OISST.
Recent years
Warmer and cooler years at sea.
Each month's sea temperature compared with its 1991–2020 average, in degrees.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | +0.8 | +0.9 | +0.7 | +0.5 | +0.2 | +0.5 | +0.5 | +0.1 | +0.1 | −0.3 | −0.5 | −0.4 |
| 2021 | −0.6 | −0.2 | −0.2 | −0.3 | −0.2 | ±0.0 | ±0.0 | ±0.0 | −0.1 | −0.4 | −0.2 | −0.2 |
| 2022 | ±0.0 | −0.1 | −0.2 | −0.2 | −0.2 | ±0.0 | −0.2 | −0.6 | −0.7 | −0.5 | −0.5 | −0.4 |
| 2023 | −0.2 | −0.3 | ±0.0 | +0.2 | +0.2 | +0.3 | +0.2 | +0.5 | +0.7 | +0.9 | +1.4 | +1.2 |
| 2024 | +1.2 | +1.1 | +0.8 | +0.5 | +0.5 | +0.7 | +0.5 | +0.4 | +0.5 | +0.3 | +0.4 | +0.4 |
| 2025 | −0.2 | −0.2 | −0.4 | −0.2 | −0.4 | +0.1 | +0.2 | ±0.0 | ±0.0 | −0.1 | −0.2 | ±0.0 |
+1 warmer than usual −1 cooler than usual
Photos
Seen by visitors.



Nearby
More islands nearby.
About these numbers
| Names, area, population | Wikidata (Q130895) · CC0 |
|---|---|
| Outline | Natural Earth · public domain |
| Sea temperature | NOAA OISST v2.1 · 1991–2020 |
| Climate | NASA POWER · 1991–2020 |
| Relief, 3D model | Copernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA |
| Beaches, ports, lighthouses, trails | © OpenStreetMap contributors · ODbL |
| Towns | GeoNames · CC BY 4.0 |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
Every figure is an average, an estimate or a count from a public dataset. Licences and methods: data sources.
The family
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