Santiago
May
Weather in Santiago for May 2027
Your guide to Santiago weather in May - trends and predictions
In general, the average temperature in Santiago at the beginning of May is 17.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 18.1 °C by the end of May.
With an average of 4 rainy days, Santiago experiences minimal rainfall in May.
Temperatures
Rain 🌧️
27
Dry days
4
Rainy days
0
Snow days
17°/8°
Temperatures
10 km/h
Avg max wind
38 %
Avg humidity
Santiago Weather May
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Temperatures trend during May in Santiago
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May weather in Santiago day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Sunny | 16° /6° | 1.8 mm | 5 | |
| 2 May | Sunny | 18° /8° | 0 mm | 5 | |
| 3 May | Sunny | 19° /9° | 0 mm | 5 | |
| 4 May | Sunny | 19° /10° | 0 mm | 5 | |
| 5 May |  Overcast | 18° /9° | 0.1 mm | 4 | |
| 6 May | Sunny | 15° /7° | 6.1 mm | 4 | |
| 7 May | Overcast | 16° /4° | 7.4 mm | 4 | |
| 8 May | Sunny | 16° /5° | 0.2 mm | 5 | |
| 9 May | Sunny | 19° /5° | 0 mm | 5 | |
| 10 May | Overcast | 21° /9° | 0 mm | 5 | |
| 11 May | Sunny | 20° /8° | 0 mm | 5 | |
| 12 May | Sunny | 20° /9° | 0.2 mm | 5 | |
| 13 May |  Partly cloudy | 20° /9° | 0 mm | 5 | |
| 14 May | Sunny | 21° /10° | 0 mm | 5 | |
| 15 May | Sunny | 17° /7° | 0.5 mm | 5 | |
| 16 May | Sunny | 16° /6° | 0 mm | 4 | |
| 17 May |  Heavy rain at times | 13° /4° | 3.2 mm | 3 | |
| 18 May | Sunny | 17° /6° | 0 mm | 4 | |
| 19 May | Overcast | 17° /8° | 6.2 mm | 4 | |
| 20 May | Overcast | 18° /7° | 9.4 mm | 4 | |
| 21 May | Sunny | 16° /7° | 8.6 mm | 4 | |
| 22 May |  Moderate or heavy rain shower | 17° /6° | 10.5 mm | 4 | |
| 23 May | Overcast | 13° /6° | 5 mm | 3 | |
| 24 May | Partly cloudy | 15° /7° | 0.1 mm | 4 | |
| 25 May |  Patchy rain possible | 16° /6° | 0.3 mm | 4 | |
| 26 May |  Cloudy | 16° /6° | 1.2 mm | 3 | |
| 27 May | Partly cloudy | 16° /6° | 2.6 mm | 4 | |
| 28 May | Overcast | 19° /8° | 0 mm | 4 | |
| 29 May | Partly cloudy | 20° /9° | 0 mm | 5 | |
| 30 May | Overcast | 20° /10° | 0 mm | 4 | |
| 31 May | Overcast | 20° /9° | 0 mm | 4 | |
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Important Notice
Our weather forecast for Santiago in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Santiago forecast closer to your planned date for the most up-to-date weather information.
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Santiago in May - FAQ
What are the expected maximum and minimum temperatures in Santiago during May?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 8°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Santiago during May?
Moderate rainfall is anticipated in Santiago during May, with a total of 63.2 mm spread over approximately 4 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Santiago during May?
The average wind speed in Santiago during May is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
Santiago water temperatures in May
The average water temperature of the Pacific Ocean near Santiago in May is 12.4 °C. At the beginning of May temperatures are around 12.7 °C; by the end of the month they get a bit cooler and reach 12.1 °C.
- What is the water temperature in Santiago in May?
- The average water temperature in Santiago in May is 12.4 °C.
- Can you swim in Santiago 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 Santiago
Explore the daily rainfall trends and prepare for Santiagos May weather 💧
Typically, Santiago has 4 rainy days in May with a total of 63.2 mm of rainfall.
UV exposure in Santiago during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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