Rio San Juan weather by month

Check out Rio San Juan weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Rio San Juan (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
28°C maximum daytime temperature in January in Rio San Juan28
28°C maximum daytime temperature in February in Rio San Juan28
29°C maximum daytime temperature in March in Rio San Juan29
30°C maximum daytime temperature in April in Rio San Juan30
31°C maximum daytime temperature in May in Rio San Juan31
32°C maximum daytime temperature in June in Rio San Juan32
32°C maximum daytime temperature in July in Rio San Juan32
32°C maximum daytime temperature in August in Rio San Juan32
32°C maximum daytime temperature in September in Rio San Juan32
31°C maximum daytime temperature in October in Rio San Juan31
29°C maximum daytime temperature in November in Rio San Juan29
28°C maximum daytime temperature in December in Rio San Juan28
Min temperature (night-time)
19°C minimum night-time temperature in January in Rio San Juan19
19°C minimum night-time temperature in February in Rio San Juan19
19°C minimum night-time temperature in March in Rio San Juan19
20°C minimum night-time temperature in April in Rio San Juan20
21°C minimum night-time temperature in May in Rio San Juan21
22°C minimum night-time temperature in June in Rio San Juan22
22°C minimum night-time temperature in July in Rio San Juan22
22°C minimum night-time temperature in August in Rio San Juan22
22°C minimum night-time temperature in September in Rio San Juan22
21°C minimum night-time temperature in October in Rio San Juan21
20°C minimum night-time temperature in November in Rio San Juan20
20°C minimum night-time temperature in December in Rio San Juan20
Heat & Humidity
Moderate heat & humidity in January in Rio San JuanM
Moderate heat & humidity in February in Rio San JuanM
Moderate heat & humidity in March in Rio San JuanM
High heat & humidity in April in Rio San JuanH
High heat & humidity in May in Rio San JuanH
High heat & humidity in June in Rio San JuanH
High heat & humidity in July in Rio San JuanH
High heat & humidity in August in Rio San JuanH
High heat & humidity in September in Rio San JuanH
High heat & humidity in October in Rio San JuanH
High heat & humidity in November in Rio San JuanH
Moderate heat & humidity in December in Rio San JuanM
Sea temperature
26°C sea temperature in January in Rio San Juan26
26°C sea temperature in February in Rio San Juan26
26°C sea temperature in March in Rio San Juan26
26°C sea temperature in April in Rio San Juan26
27°C sea temperature in May in Rio San Juan27
27°C sea temperature in June in Rio San Juan27
28°C sea temperature in July in Rio San Juan28
28°C sea temperature in August in Rio San Juan28
29°C sea temperature in September in Rio San Juan29
29°C sea temperature in October in Rio San Juan29
28°C sea temperature in November in Rio San Juan28
27°C sea temperature in December in Rio San Juan27

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Rio San Juan

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
11 hours of daylight per day in January in Rio San Juan11
12 hours of daylight per day in February in Rio San Juan12
12 hours of daylight per day in March in Rio San Juan12
13 hours of daylight per day in April in Rio San Juan13
13 hours of daylight per day in May in Rio San Juan13
13 hours of daylight per day in June in Rio San Juan13
13 hours of daylight per day in July in Rio San Juan13
13 hours of daylight per day in August in Rio San Juan13
12 hours of daylight per day in September in Rio San Juan12
12 hours of daylight per day in October in Rio San Juan12
11 hours of daylight per day in November in Rio San Juan11
11 hours of daylight per day in December in Rio San Juan11
UV Index (Maximum)
UV (maximum) index 8 (Very High) in January in Rio San Juan8
UV (maximum) index 10 (Very High) in February in Rio San Juan10
UV (maximum) index 11+ (Extreme) in March in Rio San Juan11
UV (maximum) index 11+ (Extreme) in April in Rio San Juan11
UV (maximum) index 11+ (Extreme) in May in Rio San Juan11
UV (maximum) index 11+ (Extreme) in June in Rio San Juan11
UV (maximum) index 11+ (Extreme) in July in Rio San Juan11
UV (maximum) index 11+ (Extreme) in August in Rio San Juan11
UV (maximum) index 11 (Extreme) in September in Rio San Juan11
UV (maximum) index 10 (Very High) in October in Rio San Juan10
UV (maximum) index 8 (Very High) in November in Rio San Juan8
UV (maximum) index 7 (High) in December in Rio San Juan7

Rainfall in Rio San Juan

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
14 days with some rainfall in January in Rio San Juan14
11 days with some rainfall in February in Rio San Juan11
11 days with some rainfall in March in Rio San Juan11
10 days with some rainfall in April in Rio San Juan10
13 days with some rainfall in May in Rio San Juan13
13 days with some rainfall in June in Rio San Juan13
15 days with some rainfall in July in Rio San Juan15
16 days with some rainfall in August in Rio San Juan16
15 days with some rainfall in September in Rio San Juan15
16 days with some rainfall in October in Rio San Juan16
14 days with some rainfall in November in Rio San Juan14
14 days with some rainfall in December in Rio San Juan14
Average monthly rainfall (mm)
135 mm monthly rainfall in January in Rio San Juan135
103 mm monthly rainfall in February in Rio San Juan103
109 mm monthly rainfall in March in Rio San Juan109
152 mm monthly rainfall in April in Rio San Juan152
204 mm monthly rainfall in May in Rio San Juan204
108 mm monthly rainfall in June in Rio San Juan108
132 mm monthly rainfall in July in Rio San Juan132
162 mm monthly rainfall in August in Rio San Juan162
131 mm monthly rainfall in September in Rio San Juan131
166 mm monthly rainfall in October in Rio San Juan166
268 mm monthly rainfall in November in Rio San Juan268
225 mm monthly rainfall in December in Rio San Juan225

More about the Rio San Juan

Rio San Juan by month

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

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The climate guide for Dominican Republic (Rio San Juan) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Rio San Juan?

Rio San Juan has a hot tropical climate with no dry season.

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: Rio San Juan hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
1.6%
3.2%
1.6%
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the Dominican Republic

Compare Rio San Juan with the USA

Below the Rio San Juan chart shows average maximum daytime temperature for Rio San Juan, Dominican Republic and the USA (Washington).

Maximum daytime temperature (°C)

Rio San Juan, Dominican Republic
USA (Washington)
28
5
28
7
29
13
30
19
31
24
32
29
32
31
32
30
32
26
31
20
29
14
28
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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