This is a climate-model estimate, not a measurement: we have no measured water temperature for rivers, lakes and reservoirs yet. Real measurements are available for seas only.
Water temperature in Mililani for a month
There is no exact monthly water forecast — the reference is the climate normal: in summer the water warms to about +33°. The monthly normal is below.
Monthly water temperature in Mililani 🗓️
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +23 | +25 | +26 | +26 | +29 | +33 | +32 | +30 | +31 | +30 | +26 | +24 |
Climate normal (model estimate).
Water temperature archive in Mililani on this day
| Year | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
|---|---|---|---|---|---|---|---|---|---|---|
| Water | +32° | +31° | +30° | +30° | +31° | +32° | +32° | +31° | +30° | +30° |
Climate normal (model estimate for this date), not a measurement archive.
When to swim in Mililani 🏖️
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FAQ about water in Mililani ❓
What is the water temperature in Mililani now?
Now +30° — Warm water.
When to swim in Mililani?
Comfortable season — from January to December.
When is the water in Mililani warmest?
Warmest in June — up to +33°.
Water temperature in Mililani — in detail
A summary page of water temperature across all bodies of water in Mililani. Now about +30°. For seas the temperature is measured SST; for rivers and lakes it is a climate estimate.