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Weather in Provincia de Santiago for December 2026

Your guide to Provincia de Santiago weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Provincia de Santiago at the beginning of December is 21.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 25.5 °C by the end of December.

    • Rain 🌧️

  • With an average of 2 rainy days, Provincia de Santiago experiences minimal rainfall in December.

    • More

  • Is December a good time to visit Provincia de Santiago? check out the best time to travel to Provincia de Santiago page.

Average dry days
29
Dry days
Average rainy days
2
Rainy days
Average snowy days
0
Snow days
Average temperatures
23°/12°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
36 %
Avg humidity

Provincia de Santiago Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny
19°
2
Sunny
19°
3
Sunny
21°
4
Sunny
21°
5
Sunny
21°
6
Overcast
22°
7
Sunny
24°
8
Sunny
23°
9
Sunny
26°
10
Partly cloudy
25°
11
Sunny
22°
12
Sunny
24°
13
Sunny
25°
14
Patchy rain possible
19°
15
Sunny
23°
16
Sunny
24°
17
Sunny
22°
18
Sunny
23°
19
Sunny
22°
20
Sunny
21°
21
Sunny
23°
22
Sunny
26°
23
Sunny
25°
24
Sunny
25°
25
Sunny
26°
26
Patchy rain possible
24°
27
Patchy rain possible
26°
28
Patchy rain possible
26°
29
Patchy rain possible
27°
30
Patchy rain possible
27°
31
Light rain
23°

Temperatures trend during December in Provincia de Santiago

See the weather trend as well as the moving average line

December weather in Provincia de Santiago day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Sunny
Sunny
 19° /8° 0 mm 7
2 Dec. Sunny
Sunny
 19° /8° 0 mm 7
3 Dec. Sunny
Sunny
 21° /10° 0 mm 8
4 Dec. Sunny
Sunny
 21° /10° 0 mm 8
5 Dec. Sunny
Sunny
 21° /8° 0 mm 7
6 Dec. Overcast
Overcast
 22° /11° 0.4 mm 7
7 Dec. Sunny
Sunny
 24° /12° 0.1 mm 7
8 Dec. Sunny
Sunny
 23° /11° 0 mm 8
9 Dec. Sunny
Sunny
 26° /13° 0 mm 9
10 Dec. Partly cloudy
Partly cloudy
 25° /14° 0 mm 8
11 Dec. Sunny
Sunny
 22° /12° 0.6 mm 8
12 Dec. Sunny
Sunny
 24° /11° 0 mm 8
13 Dec. Sunny
Sunny
 25° /11° 0.1 mm 8
14 Dec. Patchy rain possible
Patchy rain possible
 19° /10° 1.9 mm 7
15 Dec. Sunny
Sunny
 23° /10° 0 mm 8
16 Dec. Sunny
Sunny
 24° /12° 0 mm 8
17 Dec. Sunny
Sunny
 22° /10° 0 mm 8
18 Dec. Sunny
Sunny
 23° /11° 0 mm 8
19 Dec. Sunny
Sunny
 22° /11° 0.1 mm 8
20 Dec. Sunny
Sunny
 21° /10° 0.2 mm 7
21 Dec. Sunny
Sunny
 23° /10° 0 mm 10
22 Dec. Sunny
Sunny
 26° /14° 0 mm 10
23 Dec. Sunny
Sunny
 25° /15° 0 mm 9
24 Dec. Sunny
Sunny
 25° /14° 0 mm 9
25 Dec. Sunny
Sunny
 26° /14° 0 mm 9
26 Dec. Patchy rain possible
Patchy rain possible
 24° /14° 0.1 mm 8
27 Dec. Patchy rain possible
Patchy rain possible
 26° /14° 0.1 mm 8
28 Dec. Patchy rain possible
Patchy rain possible
 26° /16° 0.5 mm 8
29 Dec. Patchy rain possible
Patchy rain possible
 27° /15° 0 mm 9
30 Dec. Patchy rain possible
Patchy rain possible
 27° /14° 0.1 mm 8
31 Dec. Light rain
Light rain
 23° /14° 3.1 mm 8
Next
Important Notice
Our weather forecast for Provincia de Santiago in December 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 Provincia de Santiago forecast closer to your planned date for the most up-to-date weather information.
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Provincia de Santiago in December - FAQ

What are the expected maximum and minimum temperatures in Provincia de Santiago during December?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Provincia de Santiago during December?
Rainfall in Provincia de Santiago during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 2 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.

What are the typical wind conditions in Provincia de Santiago during December?
The average wind speed in Provincia de Santiago during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Provincia de Santiago water temperatures in December

The average water temperature of the Pacific Ocean near Provincia de Santiago in December is 14.3 °C. At the beginning of December temperatures are around 14.3 °C; by the end of the month they stay fairly steady and reach 14.3 °C.

What is the water temperature in Provincia de Santiago in December?
The average water temperature in Provincia de Santiago in December is 14.3 °C.
Can you swim in Provincia de Santiago in December?
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.

December rainfall patterns in Provincia de Santiago

Explore the daily rainfall trends and prepare for Provincia de Santiagos December weather 💧
Typically, Provincia de Santiago has 2 rainy days in December with a total of 7.1 mm of rainfall.

UV exposure in Provincia de Santiago during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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