January weather forecast
Nakhon Ratchasima, Thailand

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Weather in January

Nakhon Ratchasima, Thailand, presents a pleasantly warm climate during January. As the first month of the year, it experiences gradually rising temperatures from the cooler winter days of December. A highlight is the moderation in rainfall with only 1 day of rain and a total of 8mm (0.31"). While the evenings might require light garments, the overall favorable weather attracts tourists making it a popular time to visit. The relative humidity too is noticeably less, contributing to the comfortable weather.

Temperature

The ushering in of January brings an average high-temperature of a tropical 30.7°C (87.3°F), closely mirroring the 29.3°C (84.7°F) of December. Nakhon Ratchasima, after an intense day, registers a significant cooling to an average low-temperature of 18.5°C (65.3°F) throughout January.

Heat index

For most parts of January, the heat index is appraised at a torrid 35°C (95°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

In January, the average relative humidity in Nakhon Ratchasima is 64%.

Rainfall

In January, in Nakhon Ratchasima, Thailand, the rain falls for 1 days. Throughout January, 8mm (0.31") of precipitation is accumulated. In Nakhon Ratchasima, Thailand, during the entire year, the rain falls for 111 days and collects up to 1072mm (42.2") of precipitation.

Daylight

In January, the average length of the day is 11h and 21min.
On the first day of January, sunrise is at 06:37 and sunset at 17:52. On the last day of the month, sunrise is at 06:40 and sunset at 18:09 +07.

Sunshine

The month with the most sunshine in Nakhon Ratchasima is January, with an average of 9.2h of sunshine.

UV index

In Nakhon Ratchasima, 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 unsafe exposure to UV radiation for average individuals.
Note: In January, a daily maximum UV index of 10 leads to the following instructions:
Always prioritize safety measures. Rapid harm can befall unprotected skin and eyes. 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. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim.

Frequently asked questions

How hot is it in Nakhon Ratchasima in January?

The average high-temperature, in January, in Nakhon Ratchasima, is 30.7°C (87.3°F), while the average low-temperature is 18.5°C (65.3°F). In January, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 35°C (95°F).

What is the average humidity in January in Nakhon Ratchasima?

The average relative humidity in January in Nakhon Ratchasima, Thailand, is 64%.

How much does it rain in Nakhon Ratchasima in January?

In January, in Nakhon Ratchasima, Thailand, the rain falls for 1 days. Throughout January, 8mm (0.31") of precipitation is accumulated.

What is the average length of the day in January in Nakhon Ratchasima?

In Nakhon Ratchasima, Thailand, the average day length in January is 11h and 21min.

When is the sunrise / sunset in January in Nakhon Ratchasima?

On the first day of January in Nakhon Ratchasima, sunrise is at 06:37 and sunset at 17:52. On the last day of the month, sunrise is at 06:40 and sunset at 18:09 +07.

What month has the most sunshine in Nakhon Ratchasima?

With an average of 9.2h of sunshine, January has the most sunshine of the year in Nakhon Ratchasima.

How long on average sun shines in January in Nakhon Ratchasima?

In Nakhon Ratchasima, the average sunshine duration in January is 9.2h.

What is the UV index reading in January in Nakhon Ratchasima?

In Nakhon Ratchasima, the average daily maximum UV index in January is 10. A UV Index value of 8 to 10 symbolizes a very high health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in January
Nakhon Ratchasima, Thailand

Average temperature in January - Nakhon Ratchasima, Thailand
  • Average high temperature in January: 30.7°C

The warmest month (with the highest average high temperature) is April (36.5°C).
The month with the lowest average high temperature is December (29.3°C).

  • Average low temperature in January: 18.5°C

The month with the highest average low temperature is June (25.1°C).
The coldest month (with the lowest average low temperature) is December (18.3°C).

Average humidity in January
Nakhon Ratchasima, Thailand

Average humidity in January - Nakhon Ratchasima, Thailand
  • Average humidity in January: 64%

The month with the highest relative humidity is September (80%).
The month with the lowest relative humidity is March (61%).

Average rainfall in January
Nakhon Ratchasima, Thailand

Average rainfall in January - Nakhon Ratchasima, Thailand
  • Average rainfall in January: 8.2mm

The wettest month (with the highest rainfall) is September (228.3mm).
The driest month (with the least rainfall) is December (2.7mm).

Average rainfall days in January
Nakhon Ratchasima, Thailand

Average rainfall days in January - Nakhon Ratchasima, Thailand
  • Average rainfall days in January: 1 days

The month with the highest number of rainy days is September (19 days).
The months with the least rainy days are January and December (1 days).

Average daylight in January /
Average sunshine in January
Nakhon Ratchasima, Thailand

Average daylight in January / Average sunshine in January - Nakhon Ratchasima, Thailand
  • 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: 9h and 1min

The month with the most sunshine is January (Average sunshine: 9h and 12min).
The month with the least sunshine is September (Average sunshine: 5h and 36min).

Average UV index in January
Nakhon Ratchasima, Thailand

Average UV index in January - Nakhon Ratchasima, Thailand
  • Average UV index in January: 10

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

Nakhon Ratchasima, Thailand

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