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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 San Andrés, Guatemala, is a moderately hot winter month, with an average temperature varying between 27.4°C (81.3°F) and 17.1°C (62.8°F). San Andrés's coldest month, January, registers temperatures that range from a high of 27.4°C (81.3°F) to a low of 17.1°C (62.8°F). The heat index for January is appraised at a hot 31°C (87.8°F). Weather in January »
Weather in February
The last month of the winter, February, is also a moderately hot month in San Andrés, Guatemala, with an average temperature varying between 17.9°C (64.2°F) and 29.8°C (85.6°F). San Andrés notes an average high-temperature of a still moderately hot 29.8°C (85.6°F) in February, displaying minor variation from January. Weather in February »
Weather in March
The first month of the spring, March, is a tropical month in San Andrés, Guatemala, with an average temperature varying between 18.3°C (64.9°F) and 31.9°C (89.4°F). Entering March, the average high-temperature is recorded at a hot 31.9°C (89.4°F), exhibiting a minimal shift from February's 29.8°C (85.6°F). Weather in March »
Weather in April
April in San Andrés, Guatemala, is a torrid spring month, with an average temperature fluctuating between 35.5°C (95.9°F) and 21°C (69.8°F). The month of April, characterized by an average high of 35.5°C (95.9°F) and a low of 21°C (69.8°F), is recognized as the warmest. The average heat index in April is appraised at a burning hot 50°C (122°F). Weather in April »
Weather in May
May, the last month of the spring in San Andrés, is another hot month, with an average temperature fluctuating between 22.5°C (72.5°F) and 34.7°C (94.5°F). The transition from April to May brings an average high-temperature of a hot 34.7°C (94.5°F), barely different from April's 35.5°C (95.9°F). Weather in May »
Weather in June
June, the first month of the summer in San Andrés, is also a hot month, with an average temperature varying between 32.6°C (90.7°F) and 22.3°C (72.1°F). San Andrés records an average high-temperature of a still hot 32.6°C (90.7°F) in June, closely mirroring the climate of the previous month. Weather in June »
Weather in July
July, the same as June, in San Andrés, Guatemala, is another hot summer month, with temperature in the range of an average low of 21.5°C (70.7°F) and an average high of 32.8°C (91°F). The transition into July notes an average high-temperature of a still tropical 32.8°C (91°F), revealing a mild distinction from the 32.6°C (90.7°F) in June. Weather in July »
Weather in August
August, the last month of the summer in San Andrés, is also a hot month, with temperature in the range of an average high of 33.4°C (92.1°F) and an average low of 21.6°C (70.9°F). San Andrés experiences a minor change to a still hot 33.4°C (92.1°F) in average high-temperature during August, closely reflecting July. Weather in August »
Weather in September
The first month of the autumn, September, is still a hot month in San Andrés, Guatemala, with an average temperature fluctuating between 21.5°C (70.7°F) and 32.6°C (90.7°F). The transition into September shows a subtle variation to a still hot 32.6°C (90.7°F) from August's 33.4°C (92.1°F) in the average high-temperature. Weather in September »
Weather in October
October, like September, is another tropical autumn month in San Andrés, Guatemala, with an average temperature ranging between max 30.3°C (86.5°F) and min 20.6°C (69.1°F). Upon the onset of October, San Andrés witnesses an average high-temperature of a still hot 30.3°C (86.5°F), showing a close resemblance to the prior month. Weather in October »
Weather in November
The last month of the autumn, November, is also a moderately hot month in San Andrés, Guatemala, with an average temperature ranging between min 18.9°C (66°F) and max 28.5°C (83.3°F). The arrival of November sees a recorded average high-temperature of a warm 28.5°C (83.3°F), showing little divergence from the previous month's conditions. Weather in November »
Weather in December
The first month of the winter, December, is also a moderately hot month in San Andrés, Guatemala, with an average temperature varying between 27.6°C (81.7°F) and 17.7°C (63.9°F). December's advent presents an average high-temperature of a still moderately hot 27.6°C (81.7°F), indicating a slight variation from the conditions of the previous month. Weather in December »
Updated: Aug 24, 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
What part of the year is the coldest?
With average temperatures fluctuating between a high of 27.4°C (81.3°F) and a low of 17.1°C (62.8°F), January stands out as the coldest month in San Andrés.
How much does it rain?
Throughout the year, there are 227.8 rainfall days, and 871mm (34.29") of precipitation is accumulated.
What is the month with the least sunshine?
The months with the least sunshine are January and November, with an average of 4.9h of sunshine.
When is the lowest UV index in San Andrés?
With an average maximum UV index of 5, January is the month with the lowest UV index.
What is the driest month?
The month with the least rainfall in San Andrés is February, when the rain falls for 11.4 days and typically collects 19mm (0.75") of precipitation.
What are the months with the highest UV index?
March through July, with an average maximum UV index of 7, are months with the highest UV index.
What part of the year is the hottest?
San Andrés reaches its average highest temperatures in April, measuring 35.5°C (95.9°F) at the peak and 21°C (69.8°F) at the lowest.
What is the least humid month?
With an average relative humidity of 67%, April is the least humid month.
What month has the most sunshine?
With an average of 10.1h of sunshine, April has the most sunshine of the year.
What is the rainiest month?
The month with the most rainfall is June, when the rain falls for 25.3 days and typically aggregates up to 161mm (6.34") of precipitation.
When are the longest days in San Andrés?
June has the longest days of the year, with an average of 13h and 6min of daylight.
What are the most humid months?
October through December, with an average relative humidity of 85%, are most humid months.
What is the month with the shortest days?
With an average of 11h and 6min of daylight, December has the shortest days of the year in San Andrés.
Is there Daylight Saving Time (DST)?
San Andrés does not observe Daylight Saving Time (DST). CST timezone is used over the entire year.
Average temperature
San Andrés, Guatemala
The warmest month (with the highest average high temperature) is April (35.5°C).
The month with the lowest average high temperature is January (27.4°C).
The month with the highest average low temperature is May (22.5°C).
The coldest month (with the lowest average low temperature) is January (17.1°C).
Average pressure
San Andrés, Guatemala
- Average pressure in January:
1017.5mbar - Average pressure in February:
1016mbar - Average pressure in March:
1015.2mbar - Average pressure in April:
1012.5mbar - Average pressure in May:
1011.9mbar - Average pressure in June:
1012.1mbar
- Average pressure in July:
1014.1mbar - Average pressure in August:
1012.9mbar - Average pressure in September:
1011.8mbar - Average pressure in October:
1012.7mbar - Average pressure in November:
1015.6mbar - Average pressure in December:
1016.4mbar
The month with the highest atmospheric pressure is January (1017.5mbar).
The month with the lowest atmospheric pressure is September (1011.8mbar).
Average wind speed
San Andrés, Guatemala
- Average wind speed in January:
4.6km/h - Average wind speed in February:
5km/h - Average wind speed in March:
5.3km/h - Average wind speed in April:
5.7km/h - Average wind speed in May:
5.4km/h - Average wind speed in June:
5.2km/h
- Average wind speed in July:
5.2km/h - Average wind speed in August:
4.8km/h - Average wind speed in September:
4.3km/h - Average wind speed in October:
4.2km/h - Average wind speed in November:
4.2km/h - Average wind speed in December:
4.2km/h
The windiest month (with the highest average wind speed) is April (5.7km/h).
The calmest months (with the lowest average wind speed) are October, November and December (4.2km/h).
Average humidity
San Andrés, Guatemala
The months with the highest relative humidity are October, November and December (85%).
The month with the lowest relative humidity is April (67%).
Average rainfall
San Andrés, Guatemala
The wettest month (with the highest rainfall) is June (161mm).
The driest month (with the least rainfall) is February (19mm).
Average rainfall days
San Andrés, Guatemala
- Average rainfall days in January:
14.5 days - Average rainfall days in February:
11.4 days - Average rainfall days in March:
12 days - Average rainfall days in April:
13.8 days - Average rainfall days in May:
20.4 days - Average rainfall days in June:
25.3 days
- Average rainfall days in July:
24.3 days - Average rainfall days in August:
25.3 days - Average rainfall days in September:
26.8 days - Average rainfall days in October:
23.7 days - Average rainfall days in November:
17.1 days - Average rainfall days in December:
13.2 days
The month with the highest number of rainy days is September (26.8 days).
The month with the least rainy days is February (11.4 days).
Average daylight / Average sunshine
San Andrés, Guatemala
- Average daylight in January:
11h and 2min - Average daylight in February:
11h and 4min - Average daylight in March:
12h and 1min - Average daylight in April:
12h and 3min - Average daylight in May:
12h and 5min - Average daylight in June:
13h and 1min
- Average daylight in July:
13h and 0min - Average daylight in August:
12h and 4min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 5min - Average daylight in November:
11h and 2min - Average daylight in December:
11h and 1min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in January:
4h and 5min - Average sunshine in February:
6h and 4min - Average sunshine in March:
8h and 1min - Average sunshine in April:
10h and 1min - Average sunshine in May:
9h and 5min - Average sunshine in June:
8h and 2min
- Average sunshine in July:
8h and 3min - Average sunshine in August:
8h and 2min - Average sunshine in September:
7h and 1min - Average sunshine in October:
5h and 2min - Average sunshine in November:
4h and 5min - Average sunshine in December:
5h and 1min
The month with the most sunshine is April (Average sunshine: 10h and 6min).
The months with the least sunshine are January and November (Average sunshine: 4h and 54min).
Average sunshine days
San Andrés, Guatemala
- Average sunshine days in January:
13.9 days - Average sunshine days in February:
13.3 days - Average sunshine days in March:
16.8 days - Average sunshine days in April:
14 days - Average sunshine days in May:
8.8 days - Average sunshine days in June:
3.3 days
- Average sunshine days in July:
3.9 days - Average sunshine days in August:
3.9 days - Average sunshine days in September:
1.7 days - Average sunshine days in October:
4.5 days - Average sunshine days in November:
11 days - Average sunshine days in December:
14.8 days
The month with the most sunshine days is March (16.8 days).
The month with the least sunshine days is September (1.7 days).
Average UV index
San Andrés, Guatemala
The months with the highest UV index are March, April, May, June and July (UV index 7).
The month with the lowest UV index is January (UV index 5).
Average cloud cover
San Andrés, Guatemala
The month with the most cloud cover is November (Cloud cover 65).
The month with the least cloud cover is April (Cloud cover 35).
Average visibility
San Andrés, Guatemala
The months with the highest visibility are March, April and May (8km).
The months with the lowest visibility are January, September, October, November and December (6km).
