Minamitorishima climate by month
Averages and records for each calendar month at Minamitorishima, Japan, from 1970 to 2025. The warmest month is July, averaging 31.2°C; the coolest is February at 24.1°C.
| Month | Avg high | Avg low | Record high | Record low | Years |
|---|---|---|---|---|---|
| January | 24.6°C | 19.9°C | 29.4°C8 January 2021 | 13.9°C18 January 1977 | 41 / 56 |
| February | 24.1°C | 19.1°C | 31.0°C29 February 1996 | 13.8°C10 February 1976 | 29 / 56 |
| March | 25.1°C | 19.7°C | 30.2°C22 March 1999 | 14.2°C11 March 1993 | 39 / 56 |
| April | 27.1°C | 21.9°C | 31.0°C19 April 1980 | 16.4°C2 April 1982 | 44 / 56 |
| May | 28.9°C | 23.6°C | 34.0°C24 May 1981 | 19.1°C7 May 1984 | 49 / 56 |
| June | 30.8°C | 25.2°C | 34.9°C20 June 2005 | 20.0°C4 June 1990 | 47 / 56 |
| July | 31.2°C | 25.7°C | 35.5°C18 July 1991 | 22.3°C25 July 1976 | 47 / 56 |
| August | 30.8°C | 25.5°C | 34.2°C27 August 1995 | 22.0°C30 August 1978 | 46 / 56 |
| September | 30.8°C | 25.8°C | 33.9°C12 September 1991 | 21.6°C8 September 2008 | 45 / 55 |
| October | 30.1°C | 25.5°C | 33.5°C3 October 1985 | 20.8°C30 October 2012 | 48 / 55 |
| November | 28.6°C | 24.4°C | 31.7°C13 November 2007 | 19.3°C27 November 1994 | 45 / 55 |
| December | 26.6°C | 22.1°C | 30.3°C2 December 1998 | 16.7°C26 December 1986 | 41 / 55 |
Years shows the number behind the average high, then the number holding a record for that month. They differ because a year contributes an average only when the month has at least 25 days of readings, while a single reading is enough to set a record. The average low is withheld on the same 25-day rule and is counted separately again; it is shown as a dash where the archive cannot support it. Across the twelve months here the averages rest on 29 to 49 years each.
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Every figure on this page is computed from NOAA GHCN-Daily observations stored per station, per year, per month. Nothing is modelled, interpolated or estimated, and a month the archive never covered is left out rather than filled in. A station appears here only once all twelve months carry an average from at least 10 years. See how this is built.