Santiago weather live forecast

Today's maximum temperature in Santiago is expected to be 91°F. Select a day from the live weather forecast for Santiago, Dominican Republic for more weather parameters.

Wednesday
16th Sep
91

77

5

7
Thursday
17th Sep
90

77

8

10
Friday
18th Sep
91

77

6

9
Saturday
19th Sep
93

77

6

10
Sunday
20th Sep
91

77

7

8

5-day weather forecast updated at 04:00 on Wednesday 16th September 2026 GMT

More about the Santiago

Santiago by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Dominican Republic

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

The 5-day weather forecast for Dominican Republic (Santiago) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Santiago weather forecast by day

Below are the detailed weather forecasts for Santiago for the next 5 days.

Santiago weather for Wednesday 16th September 2026

Expect isolated thunderstorms in Santiago, Dominican Republic with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a light breeze of 6 mph from the south-east.

91
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
7
UV index (High)
56
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
6
mph wind from SE

Santiago weather for Thursday 17th September 2026

Expect isolated thunderstorms in Santiago, Dominican Republic with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 78% chance of some rain and a light breeze of 6 mph from the south-east.

90
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
8
hours of sunshine
10
UV index (Very High)
78
% chance of some rain
<10
mm of rainfall expected
H
high heat & humidity
6
mph wind from SE

Santiago weather for Friday 18th September 2026

Expect isolated thunderstorms in Santiago, Dominican Republic with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 87% chance of some rain and a light breeze of 6 mph from the south-east.

91
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
9
UV index (Very High)
87
% chance of some rain
<10
mm of rainfall expected
H
high heat & humidity
6
mph wind from SE

Santiago weather for Saturday 19th September 2026

Expect isolated thunderstorms in Santiago, Dominican Republic with a maximum temperature of 93°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 84% chance of some rain and little or no wind of 2 mph from the south-east.

93
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
10
UV index (Very High)
84
% chance of some rain
<10
mm of rainfall expected
H
high heat & humidity
2
mph wind from SE

Santiago weather for Sunday 20th September 2026

Expect isolated thunderstorms in Santiago, Dominican Republic with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 86% chance of some rain and little or no wind of 2 mph from the east.