| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 10.7° | — | 60.3mm | 5.3 | 60 |
| February | 11.2° | — | 92.3mm | 8.3 | 55 |
| March | 14.7° | — | 160.5mm | 11.6 | 60 |
| April | 19.2° | — | 189.2mm | 11.7 | 74 |
| May | 23° | — | 179.6mm | 10.3 | 79 |
| June | 25.4° | — | 257.8mm | 13.5 | 73 |
| July | 29.4° | — | 212.8mm | 11.3 | 68 |
| August | 30.7° | — | 189.2mm | 9.6 | 66 |
| September | 27° | — | 277.6mm | 13.3 | 73 |
| October | 22.1° | — | 230.3mm | 11.8 | 76 |
| November | 17.5° | — | 111mm | 9.1 | 74 |
| December | 12.9° | — | 80.6mm | 7 | 63 |
January in Odawara averages a daily high of 10.7°C. Expect roughly 5.3 wet days totalling 60.3mm. Generally workable, with some weather to plan around.
February in Odawara averages a daily high of 11.2°C. Expect roughly 8.3 wet days totalling 92.3mm. Generally workable, with some weather to plan around.
March in Odawara averages a daily high of 14.7°C. Expect roughly 11.6 wet days totalling 160.5mm. Generally workable, with some weather to plan around.
April in Odawara averages a daily high of 19.2°C. Expect roughly 11.7 wet days totalling 189.2mm. Generally workable, with some weather to plan around.
May in Odawara averages a daily high of 23°C. Expect roughly 10.3 wet days totalling 179.6mm. Comfortable conditions for being outdoors all day.
June in Odawara averages a daily high of 25.4°C. Expect roughly 13.5 wet days totalling 257.8mm. Generally workable, with some weather to plan around.
July in Odawara averages a daily high of 29.4°C. Expect roughly 11.3 wet days totalling 212.8mm. Generally workable, with some weather to plan around.
August in Odawara averages a daily high of 30.7°C. Expect roughly 9.6 wet days totalling 189.2mm. Generally workable, with some weather to plan around.
September in Odawara averages a daily high of 27°C. Expect roughly 13.3 wet days totalling 277.6mm. Generally workable, with some weather to plan around.
October in Odawara averages a daily high of 22.1°C. Expect roughly 11.8 wet days totalling 230.3mm. Comfortable conditions for being outdoors all day.
November in Odawara averages a daily high of 17.5°C. Expect roughly 9.1 wet days totalling 111mm. Generally workable, with some weather to plan around.
December in Odawara averages a daily high of 12.9°C. Expect roughly 7 wet days totalling 80.6mm. 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. Odawara peaks at 79.
Based on 30 years of records, April–June scores highest for comfort in Odawara, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 30.7°C.
September is the wettest, averaging 277.6mm of rain across roughly 13.3 wet days.
January is the coolest month, with average daily highs around 10.7°C.