| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 11.5° | — | 64.1mm | 5.1 | 63 |
| February | 12.3° | — | 114.3mm | 8.5 | 58 |
| March | 15.7° | — | 162.3mm | 11.5 | 63 |
| April | 20° | — | 168.9mm | 11.6 | 77 |
| May | 24.2° | — | 171.9mm | 10.9 | 78 |
| June | 26.9° | — | 206.4mm | 12 | 76 |
| July | 30.5° | — | 241.4mm | 12.1 | 62 |
| August | 32.1° | — | 166.3mm | 10.9 | 58 |
| September | 28.9° | — | 260.2mm | 12 | 68 |
| October | 23.8° | — | 178.5mm | 10.8 | 78 |
| November | 18.9° | — | 108.8mm | 9.1 | 78 |
| December | 13.9° | — | 79.1mm | 6.6 | 67 |
January in Gotemba averages a daily high of 11.5°C. Expect roughly 5.1 wet days totalling 64.1mm. Generally workable, with some weather to plan around.
February in Gotemba averages a daily high of 12.3°C. Expect roughly 8.5 wet days totalling 114.3mm. Generally workable, with some weather to plan around.
March in Gotemba averages a daily high of 15.7°C. Expect roughly 11.5 wet days totalling 162.3mm. Generally workable, with some weather to plan around.
April in Gotemba averages a daily high of 20°C. Expect roughly 11.6 wet days totalling 168.9mm. Comfortable conditions for being outdoors all day.
May in Gotemba averages a daily high of 24.2°C. Expect roughly 10.9 wet days totalling 171.9mm. Comfortable conditions for being outdoors all day.
June in Gotemba averages a daily high of 26.9°C. Expect roughly 12 wet days totalling 206.4mm. Comfortable conditions for being outdoors all day.
July in Gotemba averages a daily high of 30.5°C. Expect roughly 12.1 wet days totalling 241.4mm. Generally workable, with some weather to plan around.
August in Gotemba averages a daily high of 32.1°C. Expect roughly 10.9 wet days totalling 166.3mm. Generally workable, with some weather to plan around.
September in Gotemba averages a daily high of 28.9°C. Expect roughly 12 wet days totalling 260.2mm. Generally workable, with some weather to plan around.
October in Gotemba averages a daily high of 23.8°C. Expect roughly 10.8 wet days totalling 178.5mm. Comfortable conditions for being outdoors all day.
November in Gotemba averages a daily high of 18.9°C. Expect roughly 9.1 wet days totalling 108.8mm. Comfortable conditions for being outdoors all day.
December in Gotemba averages a daily high of 13.9°C. Expect roughly 6.6 wet days totalling 79.1mm. Generally workable, with some weather to plan around.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Gotemba peaks at 78.
Based on 30 years of records, April–June scores highest for comfort in Gotemba, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 32.1°C.
September is the wettest, averaging 260.2mm of rain across roughly 12 wet days.
January is the coolest month, with average daily highs around 11.5°C.