Climate and monthly weather forecastLos Chiles, Costa Rica
Climate and monthly weather forecast
Weather in January
January, like December, in Los Chiles, Costa Rica, is a moderately hot winter month, with temperature in the range of an average high of 27.7°C (81.9°F) and an average low of 21.2°C (70.2°F). The weather during January records an average high-temperature of a still warm 27.7°C (81.9°F), closely mirroring the preceding month. Weather in January »Weather in February
The last month of the winter, February, is another warm month in Los Chiles, Costa Rica, with temperature in the range of an average high of 29.1°C (84.4°F) and an average low of 21.3°C (70.3°F). Los Chiles starts February with an average high-temperature of a still warm 29.1°C (84.4°F), hinting at a minimal fluctuation from January. Weather in February »Weather in March
The first month of the spring, March, is a hot month in Los Chiles, Costa Rica, with an average temperature fluctuating between 30.7°C (87.3°F) and 21.6°C (70.9°F). March's beginning signals an average high-temperature of a tropical 30.7°C (87.3°F), barely different from February's 29.1°C (84.4°F). Weather in March »Weather in April
April, like March, is another hot spring month in Los Chiles, Costa Rica, with temperature in the range of an average high of 32.3°C (90.1°F) and an average low of 22.8°C (73°F). April, with its high-temperature average of 32.3°C (90.1°F) and a low-temperature average of 22.8°C (73°F), is the warmest month. In April, the heat index is calculated to be a scorching 43°C (109.4°F). Weather in April »Weather in May
The last month of the spring, May, is also a hot month in Los Chiles, Costa Rica, with an average temperature ranging between max 31.5°C (88.7°F) and min 23.6°C (74.5°F). The arrival of May sees a recorded average high-temperature of a still tropical 31.5°C (88.7°F), showing little divergence from the previous month's conditions. Weather in May »Weather in June
The first month of the summer, June, is still a hot month in Los Chiles, Costa Rica, with temperature in the range of an average high of 30.3°C (86.5°F) and an average low of 23.7°C (74.7°F). An average high-temperature of a still hot 30.3°C (86.5°F) marks June, exhibiting a close resemblance to the conditions in May. Weather in June »Weather in July
July, the same as June, is a moderately hot summer month in Los Chiles, Costa Rica, with an average temperature ranging between min 23°C (73.4°F) and max 29.3°C (84.7°F). The shift into July finds Los Chiles at an average high-temperature of a moderately hot 29.3°C (84.7°F), closely comparable to June's conditions. Weather in July »Weather in August
The last month of the summer, August, is also a moderately hot month in Los Chiles, Costa Rica, with an average temperature ranging between max 29.8°C (85.6°F) and min 23.3°C (73.9°F). Transitioning into August, Los Chiles records an average high-temperature of a still moderately hot 29.8°C (85.6°F), almost identical to July's 29.3°C (84.7°F). Weather in August »Weather in September
September, the first month of the autumn in Los Chiles, is a tropical month, with an average temperature ranging between max 30.1°C (86.2°F) and min 23.1°C (73.6°F). Entering September, Los Chiles's average high-temperature reads a hot 30.1°C (86.2°F), indicating a close resemblance to the previous month's climate. Weather in September »Weather in October
October, like September, in Los Chiles, Costa Rica, is another warm autumn month, with an average temperature varying between 22.9°C (73.2°F) and 29.4°C (84.9°F). With October's advent, Los Chiles sees an average high-temperature of a warm 29.4°C (84.9°F), subtly shifted from September's 30.1°C (86.2°F). Weather in October »Weather in November
November, the last month of the autumn in Los Chiles, is another warm month, with an average temperature ranging between max 28.6°C (83.5°F) and min 22.3°C (72.1°F). The onset of November notes an average high-temperature of a still moderately hot 28.6°C (83.5°F), subtly shifted from October's 29.4°C (84.9°F). Weather in November »Weather in December
The first month of the winter, December, is also a moderately hot month in Los Chiles, Costa Rica, with temperature in the range of an average high of 27.5°C (81.5°F) and an average low of 21.5°C (70.7°F). In Los Chiles, the lowest average temperatures are observed in December, with a high of 27.5°C (81.5°F) and a low of 21.5°C (70.7°F). In December, the heat index is calculated to be a tropical 32°C (89.6°F). Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Los Chiles, Costa Rica
The warmest month (with the highest average high temperature) is April (32.3°C).
The month with the lowest average high temperature is December (27.5°C).
The month with the highest average low temperature is June (23.7°C).
The coldest month (with the lowest average low temperature) is January (21.2°C).
Average pressure
Los Chiles, Costa Rica
- Average pressure in January:
1012.4mbar - Average pressure in February:
1012.1mbar - Average pressure in March:
1012.1mbar - Average pressure in April:
1011.2mbar - Average pressure in May:
1010.8mbar - Average pressure in June:
1010.9mbar
- Average pressure in July:
1011.4mbar - Average pressure in August:
1011mbar - Average pressure in September:
1010.7mbar - Average pressure in October:
1010.4mbar - Average pressure in November:
1010.9mbar - Average pressure in December:
1011.7mbar
The month with the highest atmospheric pressure is January (1012.4mbar).
The month with the lowest atmospheric pressure is October (1010.4mbar).
Average wind speed
Los Chiles, Costa Rica
- Average wind speed in January:
10.9km/h - Average wind speed in February:
11.5km/h - Average wind speed in March:
11.8km/h - Average wind speed in April:
10.4km/h - Average wind speed in May:
7.9km/h - Average wind speed in June:
7.2km/h
- Average wind speed in July:
8.8km/h - Average wind speed in August:
7.4km/h - Average wind speed in September:
6.2km/h - Average wind speed in October:
6.3km/h - Average wind speed in November:
7.5km/h - Average wind speed in December:
9.6km/h
The windiest month (with the highest average wind speed) is March (11.8km/h).
The calmest month (with the lowest average wind speed) is September (6.2km/h).
Average humidity
Los Chiles, Costa Rica
The months with the highest relative humidity are July and December (88%).
The month with the lowest relative humidity is April (75%).
Average rainfall
Los Chiles, Costa Rica
- Average rainfall in January:
60mm - Average rainfall in February:
41mm - Average rainfall in March:
37mm - Average rainfall in April:
42mm - Average rainfall in May:
190mm - Average rainfall in June:
208mm
- Average rainfall in July:
202mm - Average rainfall in August:
186mm - Average rainfall in September:
139mm - Average rainfall in October:
231mm - Average rainfall in November:
174mm - Average rainfall in December:
106mm
The wettest month (with the highest rainfall) is October (231mm).
The driest month (with the least rainfall) is March (37mm).
Average rainfall days
Los Chiles, Costa Rica
- Average rainfall days in January:
26.6 days - Average rainfall days in February:
22.5 days - Average rainfall days in March:
22.4 days - Average rainfall days in April:
21.7 days - Average rainfall days in May:
27.6 days - Average rainfall days in June:
27.3 days
- Average rainfall days in July:
29.9 days - Average rainfall days in August:
29.1 days - Average rainfall days in September:
27.1 days - Average rainfall days in October:
28.8 days - Average rainfall days in November:
27.3 days - Average rainfall days in December:
27.9 days
The month with the highest number of rainy days is July (29.9 days).
The month with the least rainy days is April (21.7 days).
Average daylight / Average sunshine
Los Chiles, Costa Rica
- Average daylight in January:
11h and 36min - Average daylight in February:
11h and 48min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 24min - Average daylight in May:
12h and 36min - Average daylight in June:
12h and 48min
- Average daylight in July:
12h and 42min - Average daylight in August:
12h and 30min - Average daylight in September:
12h and 12min - Average daylight in October:
11h and 54min - Average daylight in November:
11h and 36min - Average daylight in December:
11h and 30min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in January:
4h and 30min - Average sunshine in February:
5h and 36min - Average sunshine in March:
6h and 42min - Average sunshine in April:
7h and 30min - Average sunshine in May:
7h and 18min - Average sunshine in June:
8h and 12min
- Average sunshine in July:
7h and 6min - Average sunshine in August:
7h and 18min - Average sunshine in September:
7h and 54min - Average sunshine in October:
7h and 30min - Average sunshine in November:
5h and 54min - Average sunshine in December:
5h and 24min
The month with the most sunshine is June (Average sunshine: 8h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days
Los Chiles, Costa Rica
- Average sunshine days in January:
1.3 days - Average sunshine days in February:
2.6 days - Average sunshine days in March:
4 days - Average sunshine days in April:
4.3 days - Average sunshine days in May:
1.2 days - Average sunshine days in June:
2.5 days
- Average sunshine days in July:
0.6 days - Average sunshine days in August:
1.3 days - Average sunshine days in September:
2.4 days - Average sunshine days in October:
1.5 days - Average sunshine days in November:
1.8 days - Average sunshine days in December:
1.5 days
The month with the most sunshine days is April (4.3 days).
The month with the least sunshine days is July (0.6 days).
Average UV index
Los Chiles, Costa Rica
The months with the highest UV index are March, April, May, June, August and September (UV index 7).
The months with the lowest UV index are November and December (UV index 5).
Average cloud cover
Los Chiles, Costa Rica
The month with the most cloud cover is July (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 41).
Average visibility
Los Chiles, Costa Rica
The months with the highest visibility are March, April and May (9km).
The months with the lowest visibility are January, February, June, July, August, September, October, November and December (8km).





