Weather in Leiria for May 2027
In general, the average temperature in Leiria at the beginning of May is 17.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.8 °C by the end of May.
Leiria experiences moderate rainfall in May, with an average of 8 rainy days and a total precipitation of 38.7 mm.
Is May a good time to visit Leiria? check out the best time to travel to Leiria page.
✨ Is May a good time to visit Leiria? – Ask the AI Weatherman
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Leiria Weather May
What’s the Weather Like in Leiria This May?
Temperatures trend during May in Leiria
May weather in Leiria day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Light rain shower | 18° /9° | 2.2 mm | 5 | |
| 2 May |  Light rain | 18° /10° | 3.7 mm | 4 | |
| 3 May | Light rain | 18° /10° | 3.6 mm | 4 | |
| 4 May | Light rain | 17° /11° | 3.6 mm | 4 | |
| 5 May | Patchy rain possible | 17° /11° | 2.2 mm | 4 | |
| 6 May | Patchy rain possible | 17° /10° | 0.4 mm | 5 | |
| 7 May |  Mist | 18° /10° | 0.1 mm | 5 | |
| 8 May | Patchy rain possible | 21° /11° | 1.3 mm | 6 | |
| 9 May | Light rain | 19° /11° | 5.4 mm | 4 | |
| 10 May | Light rain | 19° /11° | 4.2 mm | 4 | |
| 11 May | Patchy rain possible | 19° /11° | 1.9 mm | 4 | |
| 12 May | Light rain | 18° /12° | 2.7 mm | 4 | |
| 13 May | Patchy rain possible | 18° /11° | 1.3 mm | 6 | |
| 14 May | Patchy rain possible | 16° /11° | 0.9 mm | 5 | |
| 15 May | Patchy rain possible | 17° /12° | 0.9 mm | 5 | |
| 16 May | Patchy rain possible | 19° /11° | 0.8 mm | 7 | |
| 17 May | Patchy rain possible | 20° /12° | 0.5 mm | 6 | |
| 18 May | Light rain shower | 18° /12° | 0.7 mm | 6 | |
| 19 May | Patchy rain possible | 19° /12° | 0.9 mm | 5 | |
| 20 May | Patchy rain possible | 21° /12° | 0.2 mm | 6 | |
| 21 May | Patchy rain possible | 19° /13° | 0.2 mm | 5 | |
| 22 May | Patchy rain possible | 22° /14° | 0.2 mm | 6 | |
| 23 May |  Sunny | 22° /13° | 0.7 mm | 6 | |
| 24 May | Mist | 22° /12° | 0 mm | 7 | |
| 25 May |  Partly cloudy | 23° /12° | 0 mm | 7 | |
| 26 May |  Overcast | 23° /14° | 0 mm | 7 | |
| 27 May | Partly cloudy | 24° /14° | 0 mm | 7 | |
| 28 May | Partly cloudy | 24° /13° | 0 mm | 7 | |
| 29 May | Mist | 24° /13° | 0 mm | 7 | |
| 30 May | Sunny | 24° /14° | 0.1 mm | 8 | |
| 31 May | Sunny | 25° /14° | 0 mm | 7 | |
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Leiria weather in May vs April vs June
| April | May | June | |
|---|---|---|---|
| Weather | Patchy rain possible | Patchy rain possible | Patchy rain possible |
| Temperatures | 19°/10° | 20°/12° | 24°/15° |
| Rainfall | 68 mm | 39 mm | 23 mm |
| Wind | 19.6 km/h | 19.5 km/h | 20.1 km/h |
| Humidity | 76% | 75% | 75% |
| Rainy days | 9 days | 8 days | 5 days |
| Dry days | 21 days | 23 days | 25 days |
Planning a trip to Leiria? Discover the best time to visit
Leiria in May - FAQ
What are the expected maximum and minimum temperatures in Leiria during May?
How much rainfall should be expected in Leiria during May?
What are the typical wind conditions in Leiria during May?
Leiria water temperatures in May
The average water temperature of the Atlantic Ocean near Leiria in May is 14.4 °C. At the beginning of May temperatures are around 14 °C; by the end of the month they get a bit warmer and reach 14.8 °C.
- What is the water temperature in Leiria in May?
- The average water temperature in Leiria in May is 14.4 °C.
- Can you swim in Leiria in May?
- Cold enough that you lose heat fast. A full 4–5 mm wetsuit (plus hood/gloves for comfort) is advisable for anything beyond a brief plunge.
May rainfall patterns in Leiria
UV exposure in Leiria during May
What to pack to Leiria in May?
Mild & changeable · highs around 20 °C, occasional showers
As you prepare for your trip to Leiria in May, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Leiria, during May, is comfortable and enjoyable, regardless of the weather conditions.