Liberia (Guanacaste) in september: average Weather, Temperature and Climate
You want to visit Liberia (Guanacaste) in Costa Rica in september : check the weather and seasonal norms here.
Weather in Liberia (Guanacaste) in september 2021
The weather in Liberia (Guanacaste) in the month of september comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Evolution of daily average temperature and precipitation in Liberia (Guanacaste) in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Liberia (Guanacaste) in september.
Climate of Liberia (Guanacaste) in september
The climate of Liberia (Guanacaste) in september is tolerable
The weather in september in Liberia (Guanacaste) is wet (with 8.9in of precipitation over 25 days). The weather is worst than the previous month since in august there is an average of 7.2in of rainfall over 19 days.
The climate is very hot there in september. The thermometer averaged maximum of 88°F. The minimum is 76°F. Thus, the mean temperature average on this month of september in Liberia (Guanacaste) is 81°F. These temperatures are far removed from those records observed in Liberia (Guanacaste) in the month of september with a maximum record of 94°F in 2018 and a minimum record of 32°F in 2019. You can expect to have about 20 days with temperatures above 86°F, or 67 of time.
Day length in Liberia (Guanacaste) in september is 12:10. The sun rises at 05:32 and sets at 17:42.
September: another location in Costa Rica?
If you want to go to Costa Rica in september, there are destinations with better weather than Liberia (Guanacaste):
In september, Guacimo, Guapiles and Siquirres have good weather.
Seasonal average climate and temperature of Liberia (Guanacaste) in september
Check below seasonal norms These statistics are compiled from the weather statements earlier years of the month of september.
September | |||||
Outside temperature | |||||
Average temperature | 81°F | ||||
Highest temperature | 88°F | ||||
Lowest temperature | 76°F | ||||
Highest record temperature | 94°F (2018) | ||||
Lowest record temperature | 32°F (2019) | ||||
Number of days at +86°F | 20 day(s) (67%) | ||||
Number of days at +65°F | 30 day(s) (100%) | ||||
Wind | |||||
Wind speed | 11km/h | ||||
Wind temperature | 76°F | ||||
Precipitation (rainfall) | |||||
Rainfall | 8.9in | ||||
Number of days with rainfall | 25 day(s) (85%) | ||||
Record daily rainfall | 2.3in (2019) | ||||
Other climate data | |||||
Humidity | 93% | ||||
Visibility | 8.13km | ||||
Cloud cover | 44% | ||||
UV index | 3 | ||||
Daily sunshine hours | 11 | ||||
Sunrise and sunset | |||||
Time of sunrise | 05:32 | ||||
Time of sunset | 17:42 | ||||
Length of day | 12:10 | ||||
Our opinion about the weather in september | |||||
Our opinion at whereandwhen.net | tolerable |
How was the weather last september?
Here is the day by day recorded weather in Liberia (Guanacaste) in september 2020:

74°F to 85°F

74°F to 83°F

76°F to 83°F

74°F to 85°F

76°F to 85°F

76°F to 85°F

76°F to 83°F

74°F to 85°F

76°F to 85°F

76°F to 85°F

76°F to 86°F

76°F to 83°F

76°F to 83°F

76°F to 85°F

76°F to 83°F

76°F to 85°F

76°F to 83°F

76°F to 83°F

76°F to 85°F

76°F to 85°F

74°F to 88°F

76°F to 88°F

74°F to 85°F

74°F to 83°F

74°F to 83°F

74°F to 86°F

74°F to 86°F

76°F to 86°F

74°F to 86°F

74°F to 86°F
Map: other cities in Costa Rica in september
Click over cities on the map for information about the weather in september.






Cities near Liberia (Guanacaste):
San Jose in september | tolerable weather |
Tamarindo in september | tolerable weather |
Montezuma in september | tolerable weather |
Puntarenas in september | tolerable weather |
Puerto Limón in september | tolerable weather |
Monteverde in september | tolerable weather |
Quepos in september | tolerable weather |
Heredia in september | tolerable weather |
Escazu in september | tolerable weather |
Alajuela in september | tolerable weather |
Weather data for Liberia (Guanacaste) in september:
Weather data for Liberia (Guanacaste) for september are derived from an average of the weather forecast since 2009 in Liberia (Guanacaste). There is a margin of error and these forecasts are to be considered as general information only. The weather in Liberia (Guanacaste) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Liberia (Guanacaste).