| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 18.5° | 0.9° | 18.7mm | 4.2 | 85 |
| February | 19.6° | 1.8° | 14.4mm | 3.9 | 91 |
| March | 22.9° | 4.3° | 13.8mm | 3 | 94 |
| April | 26.8° | 7.3° | 6.1mm | 1.5 | 97 |
| May | 31.1° | 11.2° | 2.9mm | 1.1 | 81 |
| June | 36.1° | 17.1° | 16.4mm | 3.3 | 57 |
| July | 34.5° | 19.7° | 111.3mm | 15.4 | 40 |
| August | 33.3° | 18.5° | 88.8mm | 13.9 | 47 |
| September | 32.5° | 15.9° | 42.4mm | 6.5 | 65 |
| October | 28.4° | 10° | 17.5mm | 3.2 | 88 |
| November | 23.2° | 4.8° | 10.9mm | 2.3 | 95 |
| December | 18.5° | 1.1° | 21.1mm | 4.2 | 85 |
January in Nogales averages a daily high of 18.5°C with nights around 0.9°C. Expect roughly 4.2 wet days totalling 18.7mm. Comfortable conditions for being outdoors all day.
February in Nogales averages a daily high of 19.6°C with nights around 1.8°C. Expect roughly 3.9 wet days totalling 14.4mm. Comfortable conditions for being outdoors all day.
March in Nogales averages a daily high of 22.9°C with nights around 4.3°C. Expect roughly 3 wet days totalling 13.8mm. Comfortable conditions for being outdoors all day.
April in Nogales averages a daily high of 26.8°C with nights around 7.3°C. Rain is rare — about 1.5 wet days and 6.1mm across the month. Comfortable conditions for being outdoors all day.
May in Nogales averages a daily high of 31.1°C with nights around 11.2°C. Rain is rare — about 1.1 wet days and 2.9mm across the month. Comfortable conditions for being outdoors all day.
June in Nogales averages a daily high of 36.1°C with nights around 17.1°C. Expect roughly 3.3 wet days totalling 16.4mm. Generally workable, with some weather to plan around.
July in Nogales averages a daily high of 34.5°C with nights around 19.7°C. Expect roughly 15.4 wet days totalling 111.3mm. Demanding conditions — pack for it and plan indoor options.
August in Nogales averages a daily high of 33.3°C with nights around 18.5°C. Expect roughly 13.9 wet days totalling 88.8mm. Demanding conditions — pack for it and plan indoor options.
September in Nogales averages a daily high of 32.5°C with nights around 15.9°C. Expect roughly 6.5 wet days totalling 42.4mm. Generally workable, with some weather to plan around.
October in Nogales averages a daily high of 28.4°C with nights around 10°C. Expect roughly 3.2 wet days totalling 17.5mm. Comfortable conditions for being outdoors all day.
November in Nogales averages a daily high of 23.2°C with nights around 4.8°C. Rain is rare — about 2.3 wet days and 10.9mm across the month. Comfortable conditions for being outdoors all day.
December in Nogales averages a daily high of 18.5°C with nights around 1.1°C. Expect roughly 4.2 wet days totalling 21.1mm. Comfortable conditions for being outdoors all day.
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. Nogales peaks at 97.
Based on 30 years of records, February–April scores highest for comfort in Nogales, balancing daytime temperature against rainfall.
June is the warmest, averaging a daily high of 36.1°C.
July is the wettest, averaging 111.3mm of rain across roughly 15.4 wet days.
January is the coolest month, with average daily highs around 18.5°C.