Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, the same as December, is a moderately hot winter month in Poás, Costa Rica, with an average temperature ranging between max 27.3°C (81.1°F) and min 16.8°C (62.2°F). In Poás, the average high-temperature in January is relatively the same as in December - a still warm 27.3°C (81.1°F). Weather in January »
Weather in February
February, the last month of the winter in Poás, is also a moderately hot month, with temperature in the range of an average low of 17.2°C (63°F) and an average high of 28.3°C (82.9°F). In Poás, the average high-temperature in February is essentially the same as in January - a still moderately hot 28.3°C (82.9°F). Weather in February »
Weather in March
The first month of the spring, March, is still a warm month in Poás, Costa Rica, with an average temperature fluctuating between 17.9°C (64.2°F) and 29.7°C (85.5°F). March and April, with an average high-temperature of 29.7°C (85.5°F), are the warmest months. The average heat index in March is calculated to be a tropical 34°C (93.2°F). Weather in March »
Weather in April
April, the same as March, is another warm spring month in Poás, Costa Rica, with an average temperature varying between 29.7°C (85.5°F) and 19.2°C (66.6°F). The warmest months are March and April, with an average high-temperature of 29.7°C (85.5°F). In April, the average heat index is calculated to be a very hot 35°C (95°F). Weather in April »
Weather in May
The last month of the spring, May, is another warm month in Poás, Costa Rica, with an average temperature varying between 19.8°C (67.6°F) and 27.7°C (81.9°F). In Poás, the average high-temperature in May is relatively the same as in April - a still moderately hot 27.7°C (81.9°F). Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Poás, Costa Rica, with temperature in the range of an average high of 26.3°C (79.3°F) and an average low of 19.5°C (67.1°F). In June, the average high-temperature is practically the same as in May - a still moderately hot 26.3°C (79.3°F). Weather in June »
Weather in July
July, like June, in Poás, Costa Rica, is a moderately hot summer month, with temperature in the range of an average low of 18.9°C (66°F) and an average high of 26.3°C (79.3°F). In Poás, Costa Rica, the average high-temperature in July remains equal as in June - a still moderately hot 26.3°C (79.3°F). Weather in July »
Weather in August
August, the last month of the summer in Poás, is another warm month, with an average temperature fluctuating between 19.3°C (66.7°F) and 26.7°C (80.1°F). In August, the average high-temperature is almost the same as in July - a still warm 26.7°C (80.1°F). Weather in August »
Weather in September
September, the first month of the autumn in Poás, is also a moderately hot month, with an average temperature fluctuating between 26.3°C (79.3°F) and 19.2°C (66.6°F). In September, the average high-temperature is essentially the same as in August - a still moderately hot 26.3°C (79.3°F). Weather in September »
Weather in October
October, the same as September, is a moderately hot autumn month in Poás, Costa Rica, with an average temperature fluctuating between 18.9°C (66°F) and 25.4°C (77.7°F). With an average high-temperature of 25.4°C (77.7°F) and an average low-temperature of 18.9°C (66°F), October is the coldest month. Weather in October »
Weather in November
November, the last month of the autumn in Poás, is another warm month, with an average temperature fluctuating between 18.2°C (64.8°F) and 25.9°C (78.6°F). In November, the average high-temperature is practically the same as in October - a still warm 25.9°C (78.6°F). Weather in November »
Weather in December
The first month of the winter, December, is also a moderately hot month in Poás, Costa Rica, with temperature in the range of an average high of 26.5°C (79.7°F) and an average low of 17.2°C (63°F). In December, the average high-temperature is relatively the same as in November - a still warm 26.5°C (79.7°F). Weather in December »
[Resources]FAQ
How much does it rain in Poás?
In Poás, during the entire year, the rain falls for 272 days and collects up to 2217mm (87.28") of precipitation.
What is the month with the highest UV index in Poás?
January through April, June, July, September, October and December, with an average maximum UV index of 6, are months with the highest UV index in Poás, Costa Rica.
What is the driest month in Poás?
February is the month with the least rainfall. Rain falls for 10.3 days and accumulates 17mm (0.67") of precipitation.
What are the warmest months in Poás?
March and April, with an average high-temperature of 29.7°C (85.5°F), are warmest months.
What is the least humid month in Poás?
March is the least humid month, with an average relative humidity of 70%.
What month has the most sunshine in Poás?
With an average of 9.4h of sunshine, March has the most sunshine of the year in Poás, Costa Rica.
What is the month with the lowest UV index in Poás?
May, August and November, with an average maximum UV index of 5, are months with the lowest UV index.
When are the longest days in Poás?
The month with the longest days in Poás, Costa Rica, is June, with an average of 12h and 42min of daylight.
What is the coldest month in Poás?
The coldest month is October, with an average high-temperature of 25.4°C (77.7°F) and an average low-temperature of 18.9°C (66°F).
What is the most humid month in Poás?
October is the most humid month in Poás, with an average relative humidity of 89%.
What is the wettest month in Poás?
October is the month with the most rainfall in Poás, Costa Rica. Rain falls for 30.2 days and accumulates 396mm (15.59") of precipitation.
What is the month with the least sunshine in Poás?
October has the least sunshine of the year in Poás, with an average of 7h of sunshine.
What is the month with the shortest days in Poás?
December has the shortest days of the year in Poás, with an average of 11h and 33min of daylight.
Is there Daylight Saving Time (DST) in Poás?
Poás does not observe Daylight Saving Time (DST). CST timezone is used throughout the entire year.
Average temperature
Poás, Costa Rica
The warmest months (with the highest average high temperature) are March and April (29.7°C).
The month with the lowest average high temperature is October (25.4°C).
The month with the highest average low temperature is May (19.8°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).
Average pressure
Poás, Costa Rica
- Average pressure in January:
1012.1mbar - Average pressure in February:
1011.8mbar - Average pressure in March:
1011.9mbar - Average pressure in April:
1011.3mbar - Average pressure in May:
1011mbar - Average pressure in June:
1011mbar
- Average pressure in July:
1011.3mbar - Average pressure in August:
1011.2mbar - Average pressure in September:
1011mbar - Average pressure in October:
1010.7mbar - Average pressure in November:
1010.9mbar - Average pressure in December:
1011.5mbar
The month with the highest atmospheric pressure is January (1012.1mbar).
The month with the lowest atmospheric pressure is October (1010.7mbar).
Average wind speed
Poás, Costa Rica
- Average wind speed in January:
10.5km/h - Average wind speed in February:
10.6km/h - Average wind speed in March:
9.5km/h - Average wind speed in April:
6.6km/h - Average wind speed in May:
4.8km/h - Average wind speed in June:
4.5km/h
- Average wind speed in July:
6km/h - Average wind speed in August:
4.6km/h - Average wind speed in September:
3.8km/h - Average wind speed in October:
4.1km/h - Average wind speed in November:
6.2km/h - Average wind speed in December:
8.7km/h
The windiest month (with the highest average wind speed) is February (10.6km/h).
The calmest month (with the lowest average wind speed) is September (3.8km/h).
Average humidity
Poás, Costa Rica
The month with the highest relative humidity is October (89%).
The month with the lowest relative humidity is March (70%).
Average rainfall
Poás, Costa Rica
- Average rainfall in January:
21mm - Average rainfall in February:
17mm - Average rainfall in March:
21mm - Average rainfall in April:
86mm - Average rainfall in May:
339mm - Average rainfall in June:
323mm
- Average rainfall in July:
249mm - Average rainfall in August:
287mm - Average rainfall in September:
288mm - Average rainfall in October:
396mm - Average rainfall in November:
144mm - Average rainfall in December:
46mm
The wettest month (with the highest rainfall) is October (396mm).
The driest month (with the least rainfall) is February (17mm).
Average rainfall days
Poás, Costa Rica
- Average rainfall days in January:
11.3 days - Average rainfall days in February:
10.3 days - Average rainfall days in March:
14.5 days - Average rainfall days in April:
20 days - Average rainfall days in May:
27.2 days - Average rainfall days in June:
28 days
- Average rainfall days in July:
28.3 days - Average rainfall days in August:
27.6 days - Average rainfall days in September:
29.4 days - Average rainfall days in October:
30.2 days - Average rainfall days in November:
26.9 days - Average rainfall days in December:
18.3 days
The month with the highest number of rainy days is October (30.2 days).
The month with the least rainy days is February (10.3 days).
Average daylight / Average sunshine
Poás, Costa Rica
- Average daylight in January:
11h and 37min - Average daylight in February:
11h and 49min - Average daylight in March:
12h and 5min - Average daylight in April:
12h and 22min - Average daylight in May:
12h and 35min - Average daylight in June:
12h and 42min
- Average daylight in July:
12h and 39min - Average daylight in August:
12h and 26min - Average daylight in September:
12h and 11min - Average daylight in October:
11h and 54min - Average daylight in November:
11h and 40min - Average daylight in December:
11h and 33min
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 33min).
- Average sunshine in January:
8h and 18min - Average sunshine in February:
9h and 6min - Average sunshine in March:
9h and 24min - Average sunshine in April:
9h and 6min - Average sunshine in May:
7h and 48min - Average sunshine in June:
7h and 48min
- Average sunshine in July:
8h and 36min - Average sunshine in August:
7h and 48min - Average sunshine in September:
7h and 36min - Average sunshine in October:
7h and 0min - Average sunshine in November:
7h and 30min - Average sunshine in December:
8h and 42min
The month with the most sunshine is March (Average sunshine: 9h and 24min).
The month with the least sunshine is October (Average sunshine: 7h and 0min).
Average sunshine days
Poás, Costa Rica
- Average sunshine days in January:
16.7 days - Average sunshine days in February:
15 days - Average sunshine days in March:
14.6 days - Average sunshine days in April:
8.2 days - Average sunshine days in May:
2.8 days - Average sunshine days in June:
1.7 days
- Average sunshine days in July:
2.2 days - Average sunshine days in August:
2.8 days - Average sunshine days in September:
0.5 days - Average sunshine days in October:
0.6 days - Average sunshine days in November:
2.4 days - Average sunshine days in December:
10.1 days
The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is September (0.5 days).
Average UV index
Poás, Costa Rica
The months with the highest UV index are January, February, March, April, June, July, September, October and December (UV index 6).
The months with the lowest UV index are May, August and November (UV index 5).
Average cloud cover
Poás, Costa Rica
The month with the most cloud cover is October (Cloud cover 54).
The month with the least cloud cover is February (Cloud cover 19).
Average visibility
Poás, Costa Rica
The months with the highest visibility are February and March (10km).
The months with the lowest visibility are August, September, October and November (7km).
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