| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -6.9° | -18.3° | — | — | 24 |
| February | -4° | — | — | — | 39 |
| March | 2.7° | — | — | — | 39 |
| April | 11.5° | — | — | — | 67 |
| May | 18.4° | — | — | — | 89 |
| June | 23.2° | — | — | — | 94 |
| July | 24.4° | — | — | — | 94 |
| August | 23.5° | — | — | — | 94 |
| September | 17.5° | — | — | — | 86 |
| October | 10° | — | — | — | 62 |
| November | 0.4° | — | — | — | 39 |
| December | -6.7° | — | — | — | 39 |
January in Ridder averages a daily high of -6.9°C with nights around -18.3°C. A hard month to visit for comfort alone.
February in Ridder averages a daily high of -4°C. Demanding conditions — pack for it and plan indoor options.
March in Ridder averages a daily high of 2.7°C. Demanding conditions — pack for it and plan indoor options.
April in Ridder averages a daily high of 11.5°C. Generally workable, with some weather to plan around.
May in Ridder averages a daily high of 18.4°C. Comfortable conditions for being outdoors all day.
June in Ridder averages a daily high of 23.2°C. Comfortable conditions for being outdoors all day.
July in Ridder averages a daily high of 24.4°C. Comfortable conditions for being outdoors all day.
August in Ridder averages a daily high of 23.5°C. Comfortable conditions for being outdoors all day.
September in Ridder averages a daily high of 17.5°C. Comfortable conditions for being outdoors all day.
October in Ridder averages a daily high of 10°C. Generally workable, with some weather to plan around.
November in Ridder averages a daily high of 0.4°C. Demanding conditions — pack for it and plan indoor options.
December in Ridder averages a daily high of -6.7°C. Demanding conditions — pack for it and plan indoor options.
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. Ridder peaks at 94.
Based on 30 years of records, May–September scores highest for comfort in Ridder, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 24.4°C.
January is the wettest, averaging —mm of rain across roughly — wet days.
January is the coolest month, with average daily highs around -6.9°C.