Monthly climate averages for Allo, Spain. Based on 10-year ERA5 reanalysis data.
Csa Hot-Summer Mediterranean
Climate OverviewAllo, Spain in May has warm conditions, with highs averaging 20.6°C (69°F). Temperatures drop noticeably between day and night.
This month falls at the end of Spring.
Daily highs in May gradually rise from around 19°C (65°F) at the start to 24°C (75°F) by month's end.
May sees fairly even rainfall, totalling about 54 mm across the month.
Expect around 11.1h of sunshine at the start of May, increasing to 12.4h by the end.
The warmest days tend to fall around the 31th, averaging 24.3°C (76°F).
Compared to April, this month is about 4°C warmer with 2 fewer rainy days. Temperatures will rise further into June.
Daily averages based on historical data (2016–2025)
Daytime temperatures around 21°C (69°F) are ideal for full-day outdoor exploration.
Rain usually comes in shorter passing showers rather than all-day rain.
1 of the last 5 yearly records were warmer than this month's long-run average.
| Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 9°C / 2°C | 6°C / -1°C | 10days (59 mm) Wet | 6.5h Fair | 84% Humid | 2.2 Moderate | Poor | View Details |
| February | 12°C / 3°C | 9°C / 0°C | 8days (48 mm) Wet | 7.6h Good | 80% Humid | 3.2 Moderate | Fair | View Details |
| March | 14°C / 5°C | 11°C / 2°C | 11days (62 mm) Wet | 8.9h Good | 75% Muggy | 4.2 Moderate | Fair | View Details |
| April | 17°C / 7°C | 14°C / 4°C | 11days (63 mm) Wet | 10.3h Excellent | 72% Muggy | 5.9 High | Fair | View Details |
| May | 21°C / 10°C | 19°C / 8°C | 9days (54 mm) Wet | 11.7h Excellent | 70% Muggy | 6.9 High | Good | View Details |
| June best | 26°C / 14°C | 26°C / 14°C | 9days (53 mm) Wet | 12.4h Excellent | 67% Muggy | 7.4 Very High | Excellent | View Details |
| July best | 29°C / 16°C | 29°C / 16°C | 4days (18 mm) Good | 12.9h Excellent | 63% Muggy | 7.7 Very High | Excellent | View Details |
| August best | 29°C / 17°C | 29°C / 17°C | 5days (30 mm) Good | 12.1h Excellent | 62% Muggy | 7 High | Excellent | View Details |
| September best | 25°C / 14°C | 24°C / 14°C | 6days (44 mm) Good | 10.2h Excellent | 68% Muggy | 5.5 High | Excellent | View Details |
| October | 20°C / 11°C | 19°C / 9°C | 8days (60 mm) Wet | 8.3h Good | 73% Muggy | 3.7 Moderate | Good | View Details |
| November | 13°C / 6°C | 11°C / 4°C | 12days (70 mm) Wet | 6.6h Fair | 82% Humid | 2.5 Moderate | Fair | View Details |
| December | 11°C / 3°C | 8°C / 1°C | 10days (48 mm) Wet | 6.3h Fair | 86% Very Muggy | 1.9 Low | Poor | View Details |
Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.
Temperatures drop significantly at night, so pack layers you can add or remove throughout the day.
A waterproof jacket or compact umbrella is recommended for occasional showers.
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