| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 3.5° | -3.1° | 37.6mm | 10.4 | 19 |
| February | 6.8° | -1.8° | 35.8mm | 9.5 | 33 |
| March | 12.1° | 1° | 36.1mm | 8.8 | 56 |
| April | 18.2° | 5.5° | 46mm | 9.4 | 75 |
| May | 23.4° | 10.3° | 63mm | 11.3 | 77 |
| June | 27.3° | 14.1° | 80.6mm | 10.5 | 78 |
| July | 29.8° | 15.8° | 63.7mm | 8.6 | 72 |
| August | 29.8° | 15.7° | 54.8mm | 6.8 | 75 |
| September | 24° | 11.4° | 54.7mm | 8.5 | 83 |
| October | 18.3° | 6.6° | 41.4mm | 7.4 | 80 |
| November | 11.4° | 2.4° | 46.3mm | 9.1 | 54 |
| December | 4.9° | -1.4° | 46.1mm | 11.2 | 24 |
January in Arad averages a daily high of 3.5°C with nights around -3.1°C. Expect roughly 10.4 wet days totalling 37.6mm. A hard month to visit for comfort alone.
February in Arad averages a daily high of 6.8°C with nights around -1.8°C. Expect roughly 9.5 wet days totalling 35.8mm. A hard month to visit for comfort alone.
March in Arad averages a daily high of 12.1°C with nights around 1°C. Expect roughly 8.8 wet days totalling 36.1mm. Generally workable, with some weather to plan around.
April in Arad averages a daily high of 18.2°C with nights around 5.5°C. Expect roughly 9.4 wet days totalling 46mm. Comfortable conditions for being outdoors all day.
May in Arad averages a daily high of 23.4°C with nights around 10.3°C. Expect roughly 11.3 wet days totalling 63mm. Comfortable conditions for being outdoors all day.
June in Arad averages a daily high of 27.3°C with nights around 14.1°C. Expect roughly 10.5 wet days totalling 80.6mm. Comfortable conditions for being outdoors all day.
July in Arad averages a daily high of 29.8°C with nights around 15.8°C. Expect roughly 8.6 wet days totalling 63.7mm. Generally workable, with some weather to plan around.
August in Arad averages a daily high of 29.8°C with nights around 15.7°C. Expect roughly 6.8 wet days totalling 54.8mm. Comfortable conditions for being outdoors all day.
September in Arad averages a daily high of 24°C with nights around 11.4°C. Expect roughly 8.5 wet days totalling 54.7mm. Comfortable conditions for being outdoors all day.
October in Arad averages a daily high of 18.3°C with nights around 6.6°C. Expect roughly 7.4 wet days totalling 41.4mm. Comfortable conditions for being outdoors all day.
November in Arad averages a daily high of 11.4°C with nights around 2.4°C. Expect roughly 9.1 wet days totalling 46.3mm. Demanding conditions — pack for it and plan indoor options.
December in Arad averages a daily high of 4.9°C with nights around -1.4°C. Expect roughly 11.2 wet days totalling 46.1mm. 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. Arad peaks at 83.
Based on 30 years of records, April–June scores highest for comfort in Arad, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 29.8°C.
June is the wettest, averaging 80.6mm of rain across roughly 10.5 wet days.
January is the coolest month, with average daily highs around 3.5°C.