| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | -0.1° | -4.8° | 62.3mm | 13.6 | 8 |
| February | 1.8° | -4° | 49.5mm | 11.9 | 12 |
| March | 6.9° | 0.7° | 46.4mm | 11.2 | 34 |
| April | 15.6° | 7.6° | 38.9mm | 9.2 | 68 |
| May | 22.7° | 14° | 43.4mm | 8.7 | 83 |
| June | 27.4° | 18.2° | 60mm | 7.7 | 83 |
| July | 30.3° | 20.5° | 37.9mm | 6.5 | 74 |
| August | 29.8° | 19.7° | 36.3mm | 4.9 | 79 |
| September | 23.1° | 14.1° | 51.7mm | 7.4 | 85 |
| October | 14.7° | 7.7° | 45.5mm | 8.9 | 65 |
| November | 7.2° | 2° | 50mm | 9.7 | 40 |
| December | 2.1° | -2.6° | 57.1mm | 12.8 | 13 |
January in Rostov-on-Don averages a daily high of -0.1°C with nights around -4.8°C. Expect roughly 13.6 wet days totalling 62.3mm. A hard month to visit for comfort alone.
February in Rostov-on-Don averages a daily high of 1.8°C with nights around -4°C. Expect roughly 11.9 wet days totalling 49.5mm. A hard month to visit for comfort alone.
March in Rostov-on-Don averages a daily high of 6.9°C with nights around 0.7°C. Expect roughly 11.2 wet days totalling 46.4mm. A hard month to visit for comfort alone.
April in Rostov-on-Don averages a daily high of 15.6°C with nights around 7.6°C. Expect roughly 9.2 wet days totalling 38.9mm. Generally workable, with some weather to plan around.
May in Rostov-on-Don averages a daily high of 22.7°C with nights around 14°C. Expect roughly 8.7 wet days totalling 43.4mm. Comfortable conditions for being outdoors all day.
June in Rostov-on-Don averages a daily high of 27.4°C with nights around 18.2°C. Expect roughly 7.7 wet days totalling 60mm. Comfortable conditions for being outdoors all day.
July in Rostov-on-Don averages a daily high of 30.3°C with nights around 20.5°C. Expect roughly 6.5 wet days totalling 37.9mm. Generally workable, with some weather to plan around.
August in Rostov-on-Don averages a daily high of 29.8°C with nights around 19.7°C. Expect roughly 4.9 wet days totalling 36.3mm. Comfortable conditions for being outdoors all day.
September in Rostov-on-Don averages a daily high of 23.1°C with nights around 14.1°C. Expect roughly 7.4 wet days totalling 51.7mm. Comfortable conditions for being outdoors all day.
October in Rostov-on-Don averages a daily high of 14.7°C with nights around 7.7°C. Expect roughly 8.9 wet days totalling 45.5mm. Generally workable, with some weather to plan around.
November in Rostov-on-Don averages a daily high of 7.2°C with nights around 2°C. Expect roughly 9.7 wet days totalling 50mm. Demanding conditions — pack for it and plan indoor options.
December in Rostov-on-Don averages a daily high of 2.1°C with nights around -2.6°C. Expect roughly 12.8 wet days totalling 57.1mm. A hard month to visit for comfort alone.
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. Rostov-on-Don peaks at 85.
Based on 30 years of records, May–June scores highest for comfort in Rostov-on-Don, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 30.3°C.
January is the wettest, averaging 62.3mm of rain across roughly 13.6 wet days.
January is the coolest month, with average daily highs around -0.1°C.