| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 11.1° | 0.5° | 31.6mm | 7.2 | 55 |
| February | 13.5° | 1.2° | 26.9mm | 5.8 | 66 |
| March | 16.9° | 3.6° | 35.1mm | 6.9 | 76 |
| April | 19.7° | 6.2° | 42.7mm | 8.4 | 82 |
| May | 24.3° | 9.7° | 40.4mm | 7.8 | 84 |
| June | 30.4° | 14.3° | 22.9mm | 4.9 | 77 |
| July | 34.1° | 17.1° | 8.7mm | 1.9 | 68 |
| August | 33.6° | 17.1° | 9.3mm | 1.7 | 70 |
| September | 28° | 13.4° | 27mm | 4.7 | 87 |
| October | 22.1° | 9.2° | 57.1mm | 8.2 | 84 |
| November | 14.9° | 4.3° | 46.5mm | 7.9 | 68 |
| December | 11.6° | 1.3° | 37.7mm | 7.7 | 57 |
January in Arganda averages a daily high of 11.1°C with nights around 0.5°C. Expect roughly 7.2 wet days totalling 31.6mm. Generally workable, with some weather to plan around.
February in Arganda averages a daily high of 13.5°C with nights around 1.2°C. Expect roughly 5.8 wet days totalling 26.9mm. Generally workable, with some weather to plan around.
March in Arganda averages a daily high of 16.9°C with nights around 3.6°C. Expect roughly 6.9 wet days totalling 35.1mm. Comfortable conditions for being outdoors all day.
April in Arganda averages a daily high of 19.7°C with nights around 6.2°C. Expect roughly 8.4 wet days totalling 42.7mm. Comfortable conditions for being outdoors all day.
May in Arganda averages a daily high of 24.3°C with nights around 9.7°C. Expect roughly 7.8 wet days totalling 40.4mm. Comfortable conditions for being outdoors all day.
June in Arganda averages a daily high of 30.4°C with nights around 14.3°C. Expect roughly 4.9 wet days totalling 22.9mm. Comfortable conditions for being outdoors all day.
July in Arganda averages a daily high of 34.1°C with nights around 17.1°C. Rain is rare — about 1.9 wet days and 8.7mm across the month. Generally workable, with some weather to plan around.
August in Arganda averages a daily high of 33.6°C with nights around 17.1°C. Rain is rare — about 1.7 wet days and 9.3mm across the month. Generally workable, with some weather to plan around.
September in Arganda averages a daily high of 28°C with nights around 13.4°C. Expect roughly 4.7 wet days totalling 27mm. Comfortable conditions for being outdoors all day.
October in Arganda averages a daily high of 22.1°C with nights around 9.2°C. Expect roughly 8.2 wet days totalling 57.1mm. Comfortable conditions for being outdoors all day.
November in Arganda averages a daily high of 14.9°C with nights around 4.3°C. Expect roughly 7.9 wet days totalling 46.5mm. Generally workable, with some weather to plan around.
December in Arganda averages a daily high of 11.6°C with nights around 1.3°C. Expect roughly 7.7 wet days totalling 37.7mm. 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. Arganda peaks at 87.
Based on 30 years of records, April–May scores highest for comfort in Arganda, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 34.1°C.
October is the wettest, averaging 57.1mm of rain across roughly 8.2 wet days.
January is the coolest month, with average daily highs around 11.1°C.