Weather in September
Temperature
The arrival of September in Puntarenas, Costa Rica, brings an average high-temperature of a still hot 31.9°C (89.4°F), subtly diverging from August's 32.2°C (90°F). During the month of September, Puntarenas experiences a steady low-temperature average of 23.1°C (73.6°F).Rainfall
September is the month with the most rainfall in Puntarenas. Rain falls for 24.3 days and accumulates 296mm (11.65") of precipitation.Sea temperature
In Puntarenas, in September, the average water temperature is 28.8°C (83.8°F).Note: Swimming, diving, and other water endeavors at temperatures between 25°C (77°F) and 29°C (84.2°F) are considered enjoyable and satisfying for extended periods without discomfort.
Daylight
In Puntarenas, the average length of the day in September is 12h and 11min.On the first day of the month, sunrise is at 05:30 and sunset at 17:48. On the last day of September, sunrise is at 05:27 and sunset at 17:30 CST.
Sunshine
In September, the average sunshine is 5.3h.Frequently asked questions
How hot is September in Puntarenas?
What is the rainiest month in Puntarenas?
How many days does it rain in September in Puntarenas?
What is the water temperature in September in Puntarenas?
What is the average length of the day in September in Puntarenas?
When are sunrise and sunset in September in Puntarenas?
How long on average sun shines in September in Puntarenas?
Average temperature in September
Puntarenas, Costa Rica
- Average high temperature in September: 31.9°C
The warmest month (with the highest average high temperature) is April (34.6°C).
The month with the lowest average high temperature is October (31.6°C).
- Average low temperature in September: 23.1°C
The month with the highest average low temperature is May (24.1°C).
The coldest month (with the lowest average low temperature) is January (21.7°C).
Average rainfall in September
Puntarenas, Costa Rica
- Average rainfall in September: 296.1mm
The wettest month (with the highest rainfall) is September (296.1mm).
The driest month (with the least rainfall) is February (4.1mm).
Average rainfall days in September
Puntarenas, Costa Rica
- Average rainfall days in September: 24.3 days
The month with the highest number of rainy days is October (24.5 days).
The month with the least rainy days is January (1.8 days).
Average sea temperature in September
Puntarenas, Costa Rica
- Average sea temperature in September: 28.8°C
The best month for swimming (with the highest average sea temperature) is March (29.4°C).
The coldest month (with the lowest average sea temperature) is November (27.8°C).
Average daylight in September /
Average sunshine in September
Puntarenas, Costa Rica
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).
- Average sunshine in September: 5h and 2min
The months with the most sunshine are February and March (Average sunshine: 9h and 6min).
The month with the least sunshine is June (Average sunshine: 5h and 12min).
Puntarenas, Costa Rica
Weather forecast for your location
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