January weather forecast
Guatemala City, Guatemala

The iconic buildings of the cathedral in Guatemala City, Guatemala
The iconic buildings of the cathedral in Guatemala City, Guatemala

Weather in January

January, like December, in Guatemala City, Guatemala, is a moderately hot winter month, with average temperature varying between 24.3°C (75.7°F) and 13.2°C (55.8°F).

Temperature

In Guatemala City, the average high-temperature in January is relatively the same as in December - a still moderately hot 24.3°C (75.7°F). In January, in Guatemala City, the average low-temperature is 13.2°C (55.8°F).

Humidity

In January, the average relative humidity in Guatemala City, Guatemala, is 74.3%.

Rainfall

January is the month with the least rainfall. Rain falls for 1.7 days and accumulates 2.8mm (0.11") of precipitation.

Daylight

In January, the average length of the day in Guatemala City is 11.4h.

Sunshine

In Guatemala City, the average sunshine is 8h.

UV index

In Guatemala City, the average daily maximum UV index in January is 10. A UV Index estimate of 8 to 10 represents a very high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: In January, the average maximum UV index of 10 translate into the following recommendations:
Take extra precautions. Protection against sun damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in January in Guatemala City?

In Guatemala City, Guatemala, the average relative humidity in January is 74.3%.

What is the driest month in Guatemala City?

January is the month with the least rainfall in Guatemala City, Guatemala. Rain falls for 1.7 days and accumulates 2.8mm (0.11") of precipitation.

How much does it rain in Guatemala City in January?

In Guatemala City, Guatemala, in January, during 1.7 rainfall days, 2.8mm (0.11") of precipitation is typically accumulated.

What is the average length of the day in January in Guatemala City?

The average length of the day in January in Guatemala City, Guatemala, is 11.4h.

How long on average sun shines in January in Guatemala City?

The average sunshine in January is 8h.

How high is the UV index in January in Guatemala City?

In January, the average daily maximum UV index is 10. A UV Index of 8 to 10 symbolizes a very high hazard to health from the exposure to the Sun's UV rays.

Average temperature in January
Guatemala City, Guatemala

Average temperature in January - Guatemala City, Guatemala
  • Average high temperature in January: 24.3°C

The warmest month (with the highest average high temperature) is April (27.8°C).
The month with the lowest average high temperature is December (23.9°C).

  • Average low temperature in January: 13.2°C

Months with the highest average low temperature are May and June (16.8°C).
The coldest month (with the lowest average low temperature) is January (13.2°C).

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Average humidity in January
Guatemala City, Guatemala

Average humidity in January - Guatemala City, Guatemala
  • Average humidity in January: 74.3%

The month with the highest relative humidity is September (84.5%).
The month with the lowest relative humidity is March (73.2%).

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Average rainfall in January
Guatemala City, Guatemala

Average rainfall in January - Guatemala City, Guatemala
  • Average rainfall in January: 2.8mm

The wettest month (with the highest rainfall) is June (271.8mm).
The driest month (with the least rainfall) is January (2.8mm).

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Average rainfall days in January
Guatemala City, Guatemala

Average rainfall days in January - Guatemala City, Guatemala
  • Average rainfall days in January: 1.7 days

The month with the highest number of rainy days is June (21.1 days).
The month with the least rainy days is February (1.5 days).

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Average daylight in January /
Average sunshine in January
Guatemala City, Guatemala

Average daylight in January / Average sunshine in January - Guatemala City, Guatemala
  • Average daylight in January: 11.4h

The month with the longest days is June (Average daylight: 13h).
The month with the shortest days is December (Average daylight: 11.3h).

  • Average sunshine in January: 8h

The month with the most sunshine is February (Average sunshine: 8.4h).
The month with the least sunshine is June (Average sunshine: 5.2h).

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Average UV index in January
Guatemala City, Guatemala

Average UV index in January - Guatemala City, Guatemala
  • Average UV index in January: 10

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 9).

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