January weather forecast
San Juan Bautista, Guatemala

January

Weather in January

January in San Juan Bautista, Guatemala, is a hot winter month, with an average temperature ranging between min 17.7°C (63.9°F) and max 30°C (86°F).

Temperature

January's commencement is accompanied by an average high-temperature of a hot 30°C (86°F), diverging marginally from December's 29.5°C (85.1°F). In San Juan Bautista, a significant divergence from daytime highs is recorded, with average lows of 17.7°C (63.9°F) during January nights.

Heat index

During January, the heat index is evaluated at a hot 33°C (91.4°F). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
For clarity, heat index numbers account for light winds and areas under shade. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.

Humidity

The months with the lowest humidity are January through March, with an average relative humidity of 59%.

Rainfall

The months with the least rainfall are January and February Rain falls for 4.8 days and accumulates 7mm (0.28") of rain.

Daylight

In San Juan Bautista, the average length of the day in January is 11h and 23min.
On the first day of January, sunrise is at 06:29 and sunset at 17:46. On the last day of the month, sunrise is at 06:32 and sunset at 18:03 CST.

Sunshine

In San Juan Bautista, the average sunshine in January is 8.2h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 6. The months with the lowest UV index in San Juan Bautista are January through December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, a regular UV index of 6 translates into these guidelines:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

How hot is January in San Juan Bautista?
The average high-temperature, in January, in San Juan Bautista, is 30°C (86°F), while the average low-temperature is 17.7°C (63.9°F). In January, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is evaluated at 33°C (91.4°F).
What are the least humid months in San Juan Bautista?
The months with the lowest humidity are January through March, with an average relative humidity of 59%.
What is the average humidity in January in San Juan Bautista?
The average relative humidity in January in San Juan Bautista is 59%.
What is the driest month in San Juan Bautista?
January and February are months with the least rain in San Juan Bautista when the rain falls for 4.8 days and typically aggregates up to 7mm (0.28") of rain.
How much does it rain in San Juan Bautista in January?
In San Juan Bautista, during January, the rain falls for 4.8 days and regularly aggregates up to 7mm (0.28") of precipitation.
How many hours of daylight does San Juan Bautista have in January?
In January, the average day length in San Juan Bautista, Guatemala, is 11h and 23min.
When are sunrise and sunset in January in San Juan Bautista?
In January, on the first day of the month, sunrise is at 06:29 and sunset at 17:46. On the last day of the month, sunrise is at 06:32 and sunset at 18:03 CST.
How long on average sun shines in January in San Juan Bautista?
In San Juan Bautista, the average sunshine duration in January is 8.2h.
What are the months with the highest UV index in San Juan Bautista?
The months with the highest UV index in San Juan Bautista are January through December, with an average maximum UV index of 6.
When is the lowest UV index in San Juan Bautista?
January through December, with an average maximum UV index of 6, are months with the lowest UV index in San Juan Bautista.
What is the UV index intensity in January in San Juan Bautista?
In January, the average daily maximum UV index in San Juan Bautista, Guatemala, is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in January
San Juan Bautista, Guatemala
  • Average high temperature in January: 30°C

The warmest month (with the highest average high temperature) is March (31.5°C).
The month with the lowest average high temperature is September (28.5°C).

  • Average low temperature in January: 17.7°C

The month with the highest average low temperature is May (20.5°C).
The coldest month (with the lowest average low temperature) is December (17.6°C).

Average pressure in January
San Juan Bautista, Guatemala
  • Average pressure in January: 1014.5mbar

The month with the highest atmospheric pressure is January (1014.5mbar).
The month with the lowest atmospheric pressure is October (1012.2mbar).

Average wind speed in January
San Juan Bautista, Guatemala
  • Average wind speed in January: 6.5km/h

The windiest month (with the highest average wind speed) is March (6.6km/h).
The calmest month (with the lowest average wind speed) is May (5.1km/h).

Average humidity in January
San Juan Bautista, Guatemala
  • Average humidity in January: 59%

The months with the highest relative humidity are September and October (79%).
The months with the lowest relative humidity are January, February and March (59%).

Average rainfall in January
San Juan Bautista, Guatemala
  • Average rainfall in January: 7mm

The wettest month (with the highest rainfall) is May (274mm).
The driest months (with the least rainfall) are January and February (7mm).

Average rainfall days in January
San Juan Bautista, Guatemala
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is September (27.5 days).
The month with the least rainy days is January (4.8 days).

Average daylight in January /
Average sunshine in January
San Juan Bautista, Guatemala
  • Average daylight in January: 11h and 2min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in January: 8h and 1min

The months with the most sunshine are April and July (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).

Average sunshine days in January
San Juan Bautista, Guatemala
  • Average sunshine days in January: 24.4 days

The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is September (1.5 days).

Average UV index in January
San Juan Bautista, Guatemala
  • Average UV index in January: 6

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 6).

Average cloud cover in January
San Juan Bautista, Guatemala
  • Average cloud cover in January: 12

The month with the most cloud cover is June (Cloud cover 38).
The month with the least cloud cover is January (Cloud cover 12).

Average visibility in January
San Juan Bautista, Guatemala
  • Average visibility in January: 10km

The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are May, June, July, August, September, October and November (9km).

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