NWS, American, European side by side around Honolulu and nearby towns.Live rain radar →
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Next 14 hours
consensus of the three models
7-day forecast
where the models agree, and where they split
Honolulu, HI is at its warmest in Aug (average highs near 85°F) and coldest in Jan (lows around 67°F), with roughly 22 in of precipitation across the year. Below, compare what NWS, American, European forecast for Honolulu right now, and see exactly where they disagree.
Honolulu climate by month
average daytime high and overnight low across a typical year
Jan
78°
67°
Feb
77°
68°
Mar
78°
68°
Apr
79°
69°
May
80°
70°
Jun
82°
72°
Jul
84°
73°
Aug
85°
74°
Sep
85°
74°
Oct
85°
72°
Nov
81°
71°
Dec
80°
68°
Common questions
What's the weather in Honolulu today?
On this page we show what NWS, American, European each forecast for Honolulu today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Honolulu today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Honolulu and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Honolulu?
No single model is always right. NWS, American, European each run their own physics, so we line all three up: when they agree the Honolulu forecast is reliable, and when they split you should expect surprises. See our tested US accuracy scoreboard for how the models compare.
What is the warmest month in Honolulu?
Aug is typically the warmest month in Honolulu, with average highs around 85°F.
How cold does Honolulu get?
The coldest month in Honolulu is Jan, when overnight lows average about 67°F.
How much rain does Honolulu get?
Honolulu sees roughly 22 in of precipitation a year, with May usually the wettest month.
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.