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January Weather in La Reforma, Guatemala

Last updated: August 23, 2025

In January, the average temperature in La Reforma, Guatemala is a pleasant 19°C (67°F). Expect a minimum temperature of 12°C (53°F) and a comfortable maximum of 27°C (81°F). During this time, the region experiences approximately 51 mm (2.0 in) of precipitation spread over 15 days, with an average humidity level of 76%.

January Temperature in La Reforma

In January in La Reforma, the average temperature is 19°C (67°F). Maximum temperatures can reach 27°C (81°F), while the minimum can drop as low as 12°C (53°F). This mild climate makes La Reforma a perfect destination for travelers looking to enjoy comfortable weather.

January Weather in La Reforma: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in La Reforma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Reforma, January typically has an average temperature of 19°C (67°F), with highs reaching up to 27°C (81°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec676868697070707069696967
Data source: Temperature data for La Reforma generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in La Reforma

In La Reforma in January, the total precipitation amount is 51 mm (2.0 in) spread over 15 days.

January Precipitation Trends in La Reforma

The chart displays monthly precipitation patterns in La Reforma, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In La Reforma, January typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec516213424870256146258860452822471
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in La Reforma

In La Reforma in January, humidity is 76%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities a bit sluggish and requiring regular breaks to stay hydrated while exploring.

January Average Humidity in La Reforma

This chart illustrates the average monthly humidity levels in La Reforma, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in La Reforma is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%68%59%57%65%66%75%82%82%83%80%76%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in La Reforma

In La Reforma in January, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in La Reforma.

Maximum UV Index Levels in La Reforma for January

The chart shows the monthly maximum UV Index (UVI) for La Reforma in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in La Reforma typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11131415141414141413119
Data source: La Reforma January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How January Weather in La Reforma Compares to Other Months

Weather in La Reforma varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in La Reforma, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in La Reforma, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (67°F)51 mm (2.0 inches)76%extreme
February Weather20°C (68°F)62 mm (2.5 inches)68%extreme
March Weather20°C (68°F)134 mm (5.3 inches)59%extreme
April Weather21°C (69°F)248 mm (9.8 inches)57%extreme
May Weather21°C (70°F)702 mm (27.6 inches)65%extreme
June Weather21°C (70°F)561 mm (22.1 inches)66%extreme
July Weather21°C (70°F)461 mm (18.2 inches)75%extreme
August Weather21°C (70°F)588 mm (23.1 inches)82%extreme
September Weather21°C (69°F)604 mm (23.8 inches)82%extreme
October Weather21°C (69°F)528 mm (20.8 inches)83%extreme
November Weather20°C (69°F)224 mm (8.8 inches)80%extreme
December Weather20°C (68°F)71 mm (2.8 inches)76%very high

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