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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, like December, in Callao, Costa Rica, is a moderately hot winter month, with an average temperature ranging between max 27.3°C (81.1°F) and min 16.8°C (62.2°F). Callao, Costa Rica, greets January with an average high-temperature of a still moderately hot 27.3°C (81.1°F), marking a slight deviation from the preceding month. Weather in January »
Weather in February
February, the last month of the winter in Callao, is another warm month, with temperature in the range of an average high of 28.3°C (82.9°F) and an average low of 17.2°C (63°F). Callao, Costa Rica, experiences a recorded average high-temperature of a still warm 28.3°C (82.9°F) in February, closely aligned with January's 27.3°C (81.1°F). Weather in February »
Weather in March
The first month of the spring, March, is still a warm month in Callao, Costa Rica, with an average temperature fluctuating between 29.7°C (85.5°F) and 17.9°C (64.2°F). Callao experiences peak temperatures, averaging a high-temperature of 29.7°C (85.5°F) during March and April. The average heat index in March is estimated at a hot 34°C (93.2°F). Weather in March »
Weather in April
April, the same as March, is a moderately hot spring month in Callao, Costa Rica, with an average temperature varying between 29.7°C (85.5°F) and 19.2°C (66.6°F). During March and April, Callao experiences its highest average temperatures, peaking at 29.7°C (85.5°F). April's heat index is estimated at a fiery hot 35°C (95°F). Weather in April »
Weather in May
The last month of the spring, May, is another warm month in Callao, Costa Rica, with an average temperature ranging between max 27.7°C (81.9°F) and min 19.8°C (67.6°F). Callao's shift into May is marked by a subtle change to a still moderately hot 27.7°C (81.9°F) from April's 29.7°C (85.5°F) in temperature. Weather in May »
Weather in June
June, the first month of the summer in Callao, is also a moderately hot month, with an average temperature ranging between min 19.5°C (67.1°F) and max 26.3°C (79.3°F). On the advent of June, Callao's average high-temperature exhibits a minor adjustment to a still moderately hot 26.3°C (79.3°F) from May's 27.7°C (81.9°F). Weather in June »
Weather in July
July, the same as June, is a moderately hot summer month in Callao, Costa Rica, with an average temperature ranging between min 18.9°C (66°F) and max 26.3°C (79.3°F). Callao's average high-temperature undergoes a slight change with the dawn of July, equating to the readings of June. Weather in July »
Weather in August
August, the last month of the summer in Callao, is another warm month, with an average temperature fluctuating between 26.7°C (80.1°F) and 19.3°C (66.7°F). The shift into August uncovers an average high-temperature of a still warm 26.7°C (80.1°F), subtly different from the previous month. Weather in August »
Weather in September
September, the first month of the autumn in Callao, is also a moderately hot month, with temperature in the range of an average high of 26.3°C (79.3°F) and an average low of 19.2°C (66.6°F). The beginning of September records an average high-temperature of a still moderately hot 26.3°C (79.3°F), marking a negligible difference from August's 26.7°C (80.1°F). Weather in September »
Weather in October
October, like September, in Callao, Costa Rica, is another warm autumn month, with temperature in the range of an average high of 25.4°C (77.7°F) and an average low of 18.9°C (66°F). October, with average temperatures reaching a high of 25.4°C (77.7°F) and a low of 18.9°C (66°F), is the coldest month. Weather in October »
Weather in November
The last month of the autumn, November, is also a moderately hot month in Callao, Costa Rica, with an average temperature varying between 18.2°C (64.8°F) and 25.9°C (78.6°F). The onset of November marks an average high-temperature of a still warm 25.9°C (78.6°F), hardly differing from October's 25.4°C (77.7°F). Weather in November »
Weather in December
The first month of the winter, December, is still a warm month in Callao, Costa Rica, with an average temperature ranging between min 17.2°C (63°F) and max 26.5°C (79.7°F). Callao's shift into December sets the average high-temperature at a still moderately hot 26.5°C (79.7°F), a figure that deviates only slightly from November's 25.9°C (78.6°F). Weather in December »
[Resources]Frequently asked questions
How much does it rain in Callao?
Throughout the year, in Callao, Costa Rica, there are 272 rainfall days, and 2217mm (87.28") of precipitation is accumulated.
What are the months with the highest UV index in Callao?
The months with the highest UV index in Callao, Costa Rica, are January through April, June, July, September, October and December, with an average maximum UV index of 6.
What is the driest month in Callao?
The month with the least rainfall is February, when the rain falls for 10.3 days and typically collects 17mm (0.67") of precipitation.
What time of the year is the hottest in Callao?
Callao witnesses its average highest temperatures during March and April, peaking at 29.7°C (85.5°F).
What is the least humid month in Callao?
The least humid month is March, with an average relative humidity of 70%.
What month has the most sunshine in Callao?
The month with the most sunshine in Callao is March, with an average of 9.4h of sunshine.
What are the months with the lowest UV index in Callao?
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 Callao?
The month with the longest days is June, with an average of 12h and 42min of daylight.
What is the coldest month in Callao?
Callao, Costa Rica, records the coldest temperatures in October, averaging a high of 25.4°C (77.7°F) and a low of 18.9°C (66°F).
What is the most humid month in Callao?
With an average relative humidity of 89%, October is the most humid month.
What is the rainiest month in Callao?
October is the month with the most rainfall. Rain falls for 30.2 days and accumulates 396mm (15.59") of precipitation.
What is the month with the least sunshine in Callao?
With an average of 7h of sunshine, October has the least sunshine of the year in Callao.
What is the month with the shortest days in Callao?
The month with the shortest days in Callao, Costa Rica, is December, with an average of 11h and 36min of daylight.
Is there Daylight Saving Time (DST) in Callao?
Callao does not observe Daylight Saving Time (DST). CST timezone is used over the entire year.
Average temperature
Callao, 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
Callao, 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
Callao, 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
Callao, Costa Rica
The month with the highest relative humidity is October (89%).
The month with the lowest relative humidity is March (70%).
Average rainfall
Callao, 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
Callao, 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
Callao, Costa Rica
- Average daylight in January:
11h and 4min - Average daylight in February:
11h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 2min - Average daylight in May:
12h and 4min - Average daylight in June:
12h and 4min
- Average daylight in July:
12h and 4min - Average daylight in August:
12h and 2min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 5min - Average daylight in November:
11h and 4min - Average daylight in December:
11h and 4min
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 January:
8h and 2min - Average sunshine in February:
9h and 1min - Average sunshine in March:
9h and 2min - Average sunshine in April:
9h and 1min - Average sunshine in May:
7h and 5min - Average sunshine in June:
7h and 5min
- Average sunshine in July:
8h and 4min - Average sunshine in August:
7h and 5min - Average sunshine in September:
7h and 4min - Average sunshine in October:
7h and 0min - Average sunshine in November:
7h and 3min - Average sunshine in December:
8h and 4min
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
Callao, 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
Callao, 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
Callao, 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
Callao, 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).
Callao, Costa Rica
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