Weather hour by hour (periods) in San Juan , Costa Rica

Day

rain showers with thunderstorms

25°

Night

rain showers with thunderstorms till midnight followed by light fog

19°

Day

rain showers with thunderstorms, fog at afternoon

25°

Night

fog and rain showers with thunderstorms at times

19°

Day

rain showers with thunderstorms, fog at afternoon

23°

Night

rain with thunderstorms heavy at times, light fog at dawn

19°

Day

rain showers with thunderstorms

24°

Night

rain showers with thunderstorms, fog at evening

18°

Day

rain with thunderstorms heavy at times

24°

Night

rain with thunderstorms heavy at times

18°

Day

rain showers with thunderstorms

19°

Night

rain showers till midnight

16°

Day

rain showers from morning

25°

Night

generally partly cloudy with rain showers at evening

17°

Day

light fog till morning followed by rain showers with thunderstorms

25°

Night

rain showers with thunderstorms

18°

Day

rain showers with thunderstorms

23°

Night

rain showers with thunderstorms

18°

Dawn

Mist - Light Fog

Mist - Light Fog

19°

Morning

Thunderstorms

Thunderstorms

23°

Noon

Thunderstorms

Thunderstorms

25°

Afternoon

Thunderstorms

Thunderstorms

23°

Evening

Thunderstorms

Thunderstorms

20°

Night

Thunderstorms

Thunderstorms

19°

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Night Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Northeastern

2km/h

Morning

Northeastern

3km/h

Noon

Western

2km/h

Afternoon

Western

2km/h

Evening

Northeastern

1km/h

Night

Southern

4km/h

Dawn

Relative Humidity

94%

Morning

Relative Humidity

86%

Noon

Relative Humidity

93%

Afternoon

Relative Humidity

98%

Evening

Relative Humidity

99%

Night

Relative Humidity

96%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

99%

Noon

Precipitation Probability

99%

Afternoon

Precipitation Probability

99%

Evening

Precipitation Probability

99%

Night

Precipitation Probability

80%

Dawn

Mist - Light Fog

Mist - Light Fog

19°

Morning

Thunderstorms

Thunderstorms

22°

Noon

Thunderstorms

Thunderstorms

25°

Afternoon

Thunderstorms with Fog

Thunderstorms with Fog

23°

Evening

Thunderstorms with Fog

Thunderstorms with Fog

20°

Night

Thunderstorms

Thunderstorms

19°

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Night Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Northeastern

2km/h

Morning

Eastern

2km/h

Noon

North-west

2km/h

Afternoon

Western

4km/h

Evening

Southeastern

1km/h

Night

Northern

1km/h

Dawn

Relative Humidity

95%

Morning

Relative Humidity

79%

Noon

Relative Humidity

88%

Afternoon

Relative Humidity

96%

Evening

Relative Humidity

99%

Night

Relative Humidity

96%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

82%

Noon

Precipitation Probability

99%

Afternoon

Precipitation Probability

99%

Evening

Precipitation Probability

99%

Night

Precipitation Probability

93%

Dawn

Mist - Light Fog

Mist - Light Fog

19°

Morning

Thunderstorms

Thunderstorms

21°

Noon

Thunderstorms

Thunderstorms

23°

Afternoon

Thunderstorms with Fog

Thunderstorms with Fog

21°

Evening

Heavy Rain with Thunderstorms

Heavy Rain with Thunderstorms

20°

Night

Thunderstorms

Thunderstorms

19°

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Eastern

1km/h

Morning

Eastern

1km/h

Noon

Western

4km/h

Afternoon

Western

3km/h

Evening

Southwestern

1km/h

Night

Western

2km/h

Dawn

Relative Humidity

96%

Morning

Relative Humidity

82%

Noon

Relative Humidity

84%

Afternoon

Relative Humidity

94%

Evening

Relative Humidity

99%

Night

Relative Humidity

96%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

99%

Noon

Precipitation Probability

99%

Afternoon

Precipitation Probability

99%

Evening

Precipitation Probability

99%

Night

Precipitation Probability

98%

Dawn

Mist - Light Fog

Mist - Light Fog

19°

Morning

Thunderstorms

Thunderstorms

20°

Noon

Thunderstorms

Thunderstorms

24°

Afternoon

Thunderstorms

Thunderstorms

21°

Evening

Thunderstorms with Fog

Thunderstorms with Fog

19°

Night

Thunderstorms

Thunderstorms

19°

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Night Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Southern

1km/h

Morning

Eastern

3km/h

Noon

Western

4km/h

Afternoon

Western

4km/h

Evening

Northern

1km/h

Night

Southwestern

1km/h

Dawn

Relative Humidity

96%

Morning

Relative Humidity

81%

Noon

Relative Humidity

84%

Afternoon

Relative Humidity

93%

Evening

Relative Humidity

99%

Night

Relative Humidity

96%

Dawn

Precipitation Probability

78%

Morning

Precipitation Probability

83%

Noon

Precipitation Probability

99%

Afternoon

Precipitation Probability

99%

Evening

Precipitation Probability

99%

Night

Precipitation Probability

99%

Dawn

Mist - Light Fog

Mist - Light Fog

18°

Morning

Heavy Rain with Thunderstorms

Heavy Rain with Thunderstorms

22°

Noon

Thunderstorms

Thunderstorms

22°

Afternoon

Thunderstorms

Thunderstorms

21°

Evening

Thunderstorms

Thunderstorms

19°

Night

Heavy Rain with Thunderstorms

Heavy Rain with Thunderstorms

19°

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Night Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Northeastern

3km/h

Morning

Eastern

4km/h

Noon

Northeastern

4km/h

Afternoon

Northern

2km/h

Evening

Northern

2km/h

Night

Northeastern

2km/h

Dawn

Relative Humidity

96%

Morning

Relative Humidity

95%

Noon

Relative Humidity

94%

Afternoon

Relative Humidity

97%

Evening

Relative Humidity

98%

Night

Relative Humidity

98%

Dawn

Precipitation Probability

82%

Morning

Precipitation Probability

97%

Noon

Precipitation Probability

98%

Afternoon

Precipitation Probability

96%

Evening

Precipitation Probability

94%

Night

Precipitation Probability

70%

Dawn

Heavy Rain with Thunderstorms

Heavy Rain with Thunderstorms

18°

Morning

Thunderstorms

Thunderstorms

19°

Noon

Rainy

Rainy

19°

Afternoon

Rain Showers

Rain Showers

19°

Evening

Mostly Cloudy with Rain Showers

Mostly Cloudy with Rain Showers

17°

Night

Partly Cloudy with  a chance for Light Rain

Partly Cloudy with a chance for Light Rain

16°

Dawn

Northeastern

3km/h

Morning

Northeastern

2km/h

Noon

Western

2km/h

Afternoon

North-west

3km/h

Evening

Northern

1km/h

Night

Northeastern

1km/h

Dawn

Relative Humidity

96%

Morning

Relative Humidity

93%

Noon

Relative Humidity

95%

Afternoon

Relative Humidity

97%

Evening

Relative Humidity

97%

Night

Relative Humidity

94%

Dawn

Precipitation Probability

77%

Morning

Precipitation Probability

89%

Noon

Precipitation Probability

95%

Afternoon

Precipitation Probability

95%

Evening

Precipitation Probability

78%

Night

Precipitation Probability

71%

Dawn

Partly Cloudy

Partly Cloudy

17°

Morning

Partly Cloudy with Rain Showers

Partly Cloudy with Rain Showers

21°

Noon

Mostly Cloudy with Rain Showers

Mostly Cloudy with Rain Showers

25°

Afternoon

Mostly Cloudy with Rain Showers

Mostly Cloudy with Rain Showers

24°

Evening

Mostly Cloudy with Rain Showers

Mostly Cloudy with Rain Showers

19°

Night

Partly Cloudy

Partly Cloudy

18°

Dawn

Eastern

1km/h

Morning

Eastern

1km/h

Noon

Western

1km/h

Afternoon

Southeastern

2km/h

Evening

Eastern

2km/h

Night

Southeastern

2km/h

Dawn

Relative Humidity

91%

Morning

Relative Humidity

91%

Noon

Relative Humidity

93%

Afternoon

Relative Humidity

91%

Evening

Relative Humidity

91%

Night

Relative Humidity

89%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

87%

Noon

Precipitation Probability

95%

Afternoon

Precipitation Probability

96%

Evening

Precipitation Probability

96%

Night

Precipitation Probability

0%

Dawn

Partly Cloudy

Partly Cloudy

17°

Morning

Mist - Light Fog

Mist - Light Fog

22°

Noon

Thunderstorms

Thunderstorms

25°

Afternoon

Thunderstorms

Thunderstorms

23°

Evening

Thunderstorms

Thunderstorms

20°

Night

Thunderstorms

Thunderstorms

18°

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Night Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Southeastern

1km/h

Morning

Northeastern

1km/h

Noon

Southwestern

2km/h

Afternoon

Southwestern

1km/h

Evening

Northeastern

1km/h

Night

Northeastern

1km/h

Dawn

Relative Humidity

92%

Morning

Relative Humidity

93%

Noon

Relative Humidity

93%

Afternoon

Relative Humidity

94%

Evening

Relative Humidity

98%

Night

Relative Humidity

96%

Dawn

Precipitation Probability

0%

Morning

Precipitation Probability

72%

Noon

Precipitation Probability

97%

Afternoon

Precipitation Probability

98%

Evening

Precipitation Probability

99%

Night

Precipitation Probability

87%

Dawn

Chance for Rain Showers

Chance for Rain Showers

18°

Morning

Thunderstorms

Thunderstorms

21°

Noon

Thunderstorms

Thunderstorms

23°

Afternoon

Thunderstorms

Thunderstorms

21°

Evening

Thunderstorms

Thunderstorms

19°

Night

Chance for Thunderstorms

Chance for Thunderstorms

19°

Day Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Night Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Rain and thunderstorms expected (could be heavy locally) / Risk of possible increase on water levels on the roads, flash floods and traffic jams.

Dawn

Northeastern

1km/h

Morning

Northern

3km/h

Noon

Southwestern

4km/h

Afternoon

Southwestern

3km/h

Evening

Northern

1km/h

Night

Northeastern

1km/h

Dawn

Relative Humidity

95%

Morning

Relative Humidity

90%

Noon

Relative Humidity

87%

Afternoon

Relative Humidity

82%

Evening

Relative Humidity

83%

Night

Relative Humidity

88%

Dawn

Precipitation Probability

46%

Morning

Precipitation Probability

89%

Noon

Precipitation Probability

98%

Afternoon

Precipitation Probability

98%

Evening

Precipitation Probability

98%

Night

Precipitation Probability

62%