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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
Climate and monthly weather forecast
Weather in January
January, like December, in Jaris, Costa Rica, is a moderately hot winter month, with an average temperature varying between 25.8°C (78.4°F) and 15.3°C (59.5°F). January notes an average high-temperature of a still warm 25.8°C (78.4°F), subtly differing from December's 25.1°C (77.2°F). Weather in January »
Weather in February
February, the last month of the winter in Jaris, is another warm month, with an average temperature fluctuating between 15.6°C (60.1°F) and 26.8°C (80.2°F). February registers an average high-temperature of a still warm 26.8°C (80.2°F), slightly varied from January's 25.8°C (78.4°F). Weather in February »
Weather in March
March, the first month of the spring in Jaris, is also a moderately hot month, with an average temperature ranging between min 16.2°C (61.2°F) and max 27.8°C (82°F). Jaris ushers in March with an average high-temperature of a still warm 27.8°C (82°F), showing a close resemblance to the previous month. Weather in March »
Weather in April
April, like March, in Jaris, Costa Rica, is a moderately hot spring month, with an average temperature ranging between min 17.4°C (63.3°F) and max 28°C (82.4°F). The warmest temperatures occur during April, when averages reach a peak of 28°C (82.4°F) and a low of 17.4°C (63.3°F). In April, the average heat index is calculated to be a tropical 31°C (87.8°F). Weather in April »
Weather in May
May, the last month of the spring in Jaris, is also a moderately hot month, with an average temperature fluctuating between 25.9°C (78.6°F) and 18.5°C (65.3°F). Jaris's average high-temperature in May is a still warm 25.9°C (78.6°F), marking an insignificant difference from the 28°C (82.4°F) of April. Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Jaris, Costa Rica, with an average temperature varying between 18.3°C (64.9°F) and 24.8°C (76.6°F). The transition into June shows a subtle variation to a still moderately hot 24.8°C (76.6°F) from May's 25.9°C (78.6°F) in the average high-temperature. Weather in June »
Weather in July
July, like June, in Jaris, Costa Rica, is another warm summer month, with an average temperature ranging between min 17.5°C (63.5°F) and max 24.7°C (76.5°F). Jaris marks the onset of July with an average high-temperature of a still moderately hot 24.7°C (76.5°F), subtly divergent from June's 24.8°C (76.6°F). Weather in July »
Weather in August
August, the last month of the summer in Jaris, is another warm month, with an average temperature ranging between max 24.9°C (76.8°F) and min 17.6°C (63.7°F). The beginning of August records an average high-temperature of a still moderately hot 24.9°C (76.8°F), marking a negligible difference from July's 24.7°C (76.5°F). Weather in August »
Weather in September
September, the first month of the autumn in Jaris, is also a moderately hot month, with temperature in the range of an average high of 24.3°C (75.7°F) and an average low of 17.7°C (63.9°F). Jaris's shift into September is marked by a subtle change to a still warm 24.3°C (75.7°F) from August's 24.9°C (76.8°F) in temperature. Weather in September »
Weather in October
October, like September, in Jaris, Costa Rica, is another warm autumn month, with temperature in the range of an average high of 23.7°C (74.7°F) and an average low of 17.6°C (63.7°F). In Jaris, October is the coldest month, with temperatures averaging a high of 23.7°C (74.7°F) and a low of 17.6°C (63.7°F). Weather in October »
Weather in November
The last month of the autumn, November, is another warm month in Jaris, Costa Rica, with an average temperature varying between 16.8°C (62.2°F) and 24.5°C (76.1°F). November's onset brings an average high-temperature of a still moderately hot 24.5°C (76.1°F), showing a minute difference from October's 23.7°C (74.7°F). Weather in November »
Weather in December
December, the first month of the winter in Jaris, is also a moderately hot month, with an average temperature ranging between min 15.7°C (60.3°F) and max 25.1°C (77.2°F). The arrival of December sees an average high-temperature of a still moderately hot 25.1°C (77.2°F), hardly diverging from November's 24.5°C (76.1°F). Weather in December »
Updated: Jul 23, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How many days does it rain?
Throughout the year, there are 289.2 rainfall days, and 2603mm (102.48") of precipitation is accumulated.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February, May through December, with an average maximum UV index of 5.
What is the driest month?
February is the month with the least rainfall. Rain falls for 11.8 days and accumulates 24mm (0.94") of precipitation.
What month has the most sunshine?
With an average of 9.4h of sunshine, February has the most sunshine of the year.
What is the least humid month?
March is the least humid month, with an average relative humidity of 71%.
What are the months with the highest UV index?
The months with the highest UV index are March and April, with an average maximum UV index of 6.
What is the hottest time of year?
Jaris's warmest month, April, generally records average temperatures ranging from a high of 28°C (82.4°F) to a low of 17.4°C (63.3°F).
When are the longest days?
The month with the longest days is June, with an average of 12h and 42min of daylight.
What part of the year is the coldest in Jaris?
October stands out as Jaris's coldest month, with temperatures ranging between an average high of 23.7°C (74.7°F) and a low of 17.6°C (63.7°F).
What is the most humid month?
October is the most humid month, with an average relative humidity of 90%.
What is the wettest month?
The month with the most rainfall is October, when the rain falls for 30.5 days and typically aggregates up to 429mm (16.89") of precipitation.
What is the month with the least sunshine?
With an average of 6.1h of sunshine, October has the least sunshine of the year.
What is the month with the shortest days in Jaris?
With an average of 11h and 36min of daylight, December has the shortest days of the year.
Is there Daylight Saving Time (DST)?
Jaris does not utilize Daylight Saving Time (DST). CST timezone is used over the entire year.
Average temperature
Jaris, Costa Rica
The warmest month (with the highest average high temperature) is April (28°C).
The month with the lowest average high temperature is October (23.7°C).
The month with the highest average low temperature is May (18.5°C).
The coldest month (with the lowest average low temperature) is January (15.3°C).
Average pressure
Jaris, Costa Rica
- Average pressure in January:
1012.2mbar - Average pressure in February:
1011.9mbar - Average pressure in March:
1012mbar - Average pressure in April:
1011.4mbar - Average pressure in May:
1011.1mbar - Average pressure in June:
1011.1mbar
- Average pressure in July:
1011.4mbar - Average pressure in August:
1011.3mbar - Average pressure in September:
1011mbar - Average pressure in October:
1010.8mbar - Average pressure in November:
1011mbar - Average pressure in December:
1011.6mbar
The month with the highest atmospheric pressure is January (1012.2mbar).
The month with the lowest atmospheric pressure is October (1010.8mbar).
Average wind speed
Jaris, Costa Rica
- Average wind speed in January:
10.8km/h - Average wind speed in February:
10.9km/h - Average wind speed in March:
9.7km/h - Average wind speed in April:
6.9km/h - Average wind speed in May:
5km/h - Average wind speed in June:
4.7km/h
- Average wind speed in July:
6.4km/h - Average wind speed in August:
5km/h - Average wind speed in September:
3.9km/h - Average wind speed in October:
4.2km/h - Average wind speed in November:
6.4km/h - Average wind speed in December:
9.1km/h
The windiest month (with the highest average wind speed) is February (10.9km/h).
The calmest month (with the lowest average wind speed) is September (3.9km/h).
Average humidity
Jaris, Costa Rica
The month with the highest relative humidity is October (90%).
The month with the lowest relative humidity is March (71%).
Average rainfall
Jaris, Costa Rica
- Average rainfall in January:
31mm - Average rainfall in February:
24mm - Average rainfall in March:
30mm - Average rainfall in April:
100mm - Average rainfall in May:
364mm - Average rainfall in June:
385mm
- Average rainfall in July:
310mm - Average rainfall in August:
348mm - Average rainfall in September:
349mm - Average rainfall in October:
429mm - Average rainfall in November:
172mm - Average rainfall in December:
61mm
The wettest month (with the highest rainfall) is October (429mm).
The driest month (with the least rainfall) is February (24mm).
Average rainfall days
Jaris, Costa Rica
- Average rainfall days in January:
14.3 days - Average rainfall days in February:
11.8 days - Average rainfall days in March:
16.5 days - Average rainfall days in April:
21.8 days - Average rainfall days in May:
28.7 days - Average rainfall days in June:
29 days
- Average rainfall days in July:
29.7 days - Average rainfall days in August:
28.8 days - Average rainfall days in September:
29.5 days - Average rainfall days in October:
30.5 days - Average rainfall days in November:
27.8 days - Average rainfall days in December:
20.8 days
The month with the highest number of rainy days is October (30.5 days).
The month with the least rainy days is February (11.8 days).
Average daylight / Average sunshine
Jaris, 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 5min - Average sunshine in February:
9h and 2min - Average sunshine in March:
9h and 1min - Average sunshine in April:
8h and 5min - Average sunshine in May:
7h and 1min - Average sunshine in June:
6h and 4min
- Average sunshine in July:
7h and 4min - Average sunshine in August:
6h and 5min - Average sunshine in September:
6h and 5min - Average sunshine in October:
6h and 1min - Average sunshine in November:
6h and 5min - Average sunshine in December:
8h and 2min
The month with the most sunshine is February (Average sunshine: 9h and 24min).
The month with the least sunshine is October (Average sunshine: 6h and 6min).
Average sunshine days
Jaris, Costa Rica
- Average sunshine days in January:
12.3 days - Average sunshine days in February:
13.1 days - Average sunshine days in March:
10.9 days - Average sunshine days in April:
5.7 days - Average sunshine days in May:
1.3 days - Average sunshine days in June:
0.6 days
- Average sunshine days in July:
0.3 days - Average sunshine days in August:
0.9 days - Average sunshine days in September:
0.4 days - Average sunshine days in October:
0.4 days - Average sunshine days in November:
1.4 days - Average sunshine days in December:
7.5 days
The month with the most sunshine days is February (13.1 days).
The month with the least sunshine days is July (0.3 days).
Average UV index
Jaris, Costa Rica
The months with the highest UV index are March and April (UV index 6).
The months with the lowest UV index are January, February, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover
Jaris, Costa Rica
The month with the most cloud cover is October (Cloud cover 63).
The month with the least cloud cover is February (Cloud cover 23).
Average visibility
Jaris, Costa Rica
The months with the highest visibility are January, February, March and April (9km).
The months with the lowest visibility are September and October (6km).
