| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 10.6° | 1.1° | 110.4mm | 13.2 | 42 |
| February | 11.9° | 1.6° | 84mm | 11.5 | 50 |
| March | 14.8° | 3.8° | 87mm | 12.4 | 59 |
| April | 16.9° | 6.1° | 100.6mm | 13.5 | 63 |
| May | 20.1° | 9.8° | 108.2mm | 14.9 | 70 |
| June | 23.7° | 13.5° | 77.6mm | 12.2 | 76 |
| July | 25.4° | 15.1° | 68.1mm | 10.2 | 80 |
| August | 25.8° | 15.2° | 65.1mm | 10.7 | 79 |
| September | 23.3° | 12.2° | 70mm | 10.4 | 79 |
| October | 20.2° | 9.1° | 75.5mm | 11.3 | 77 |
| November | 13.9° | 4.4° | 121.1mm | 13.3 | 54 |
| December | 11.7° | 1.9° | 96.3mm | 12.4 | 48 |
January in Tarbes averages a daily high of 10.6°C with nights around 1.1°C. Expect roughly 13.2 wet days totalling 110.4mm. Demanding conditions — pack for it and plan indoor options.
February in Tarbes averages a daily high of 11.9°C with nights around 1.6°C. Expect roughly 11.5 wet days totalling 84mm. Demanding conditions — pack for it and plan indoor options.
March in Tarbes averages a daily high of 14.8°C with nights around 3.8°C. Expect roughly 12.4 wet days totalling 87mm. Generally workable, with some weather to plan around.
April in Tarbes averages a daily high of 16.9°C with nights around 6.1°C. Expect roughly 13.5 wet days totalling 100.6mm. Generally workable, with some weather to plan around.
May in Tarbes averages a daily high of 20.1°C with nights around 9.8°C. Expect roughly 14.9 wet days totalling 108.2mm. Generally workable, with some weather to plan around.
June in Tarbes averages a daily high of 23.7°C with nights around 13.5°C. Expect roughly 12.2 wet days totalling 77.6mm. Comfortable conditions for being outdoors all day.
July in Tarbes averages a daily high of 25.4°C with nights around 15.1°C. Expect roughly 10.2 wet days totalling 68.1mm. Comfortable conditions for being outdoors all day.
August in Tarbes averages a daily high of 25.8°C with nights around 15.2°C. Expect roughly 10.7 wet days totalling 65.1mm. Comfortable conditions for being outdoors all day.
September in Tarbes averages a daily high of 23.3°C with nights around 12.2°C. Expect roughly 10.4 wet days totalling 70mm. Comfortable conditions for being outdoors all day.
October in Tarbes averages a daily high of 20.2°C with nights around 9.1°C. Expect roughly 11.3 wet days totalling 75.5mm. Comfortable conditions for being outdoors all day.
November in Tarbes averages a daily high of 13.9°C with nights around 4.4°C. Expect roughly 13.3 wet days totalling 121.1mm. Demanding conditions — pack for it and plan indoor options.
December in Tarbes averages a daily high of 11.7°C with nights around 1.9°C. Expect roughly 12.4 wet days totalling 96.3mm. 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. Tarbes peaks at 80.
Based on 30 years of records, June–October scores highest for comfort in Tarbes, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 25.8°C.
November is the wettest, averaging 121.1mm of rain across roughly 13.3 wet days.
January is the coolest month, with average daily highs around 10.6°C.