nomadseason

December Weather in Phen, Thailand

Last updated: August 27, 2025

In December, the average temperature in Phen, Thailand hovers around 23°C (74°F). Expect minimums of 10°C (50°F) and highs reaching up to 34°C (94°F). Be prepared for a touch of rain, with 5 mm (0.2 in) of precipitation expected over just 1 day. Don't forget to keep hydrated, as the average humidity sits at a comfortable 66%!

December Temperature in Phen

In December in Phen, the average temperature is 23°C (74°F). Maximums can reach 34°C (94°F) and minimums can be as low as 10°C (50°F). This pleasant climate makes Phen an ideal destination for travelers seeking a comfortable getaway.

December Weather in Phen: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Phen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Phen, December typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (94°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec757782858585848383827974
Data source: Temperature data for Phen generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Phen

In Phen in December, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

December Precipitation Trends in Phen

The chart displays monthly precipitation patterns in Phen, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Phen, December typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec4124980216281358402259121115
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Phen

In Phen in December humidity is 66%. With an average temperature of 23°C (74°F), this humidity feels like a warm embrace, making outdoor activities slightly uncomfortable but still enjoyable for travelers who are properly hydrated and prepared for the moist conditions.

December Average Humidity in Phen

This chart illustrates the average monthly humidity levels in Phen, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Phen is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec59%54%45%40%65%82%90%92%86%80%72%67%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Phen

In Phen in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Phen.

Maximum UV Index Levels in Phen for December

The chart shows the monthly maximum UV Index (UVI) for Phen in December, 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 December, the maximum UV index in Phen typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314141314141412109
Data source: Phen December 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 December Weather in Phen Compares to Other Months

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

This table compares monthly weather conditions in Phen, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)4 mm (0.2 inches)59%very high
February Weather25°C (77°F)12 mm (0.5 inches)54%extreme
March Weather28°C (83°F)49 mm (1.9 inches)45%extreme
April Weather29°C (85°F)80 mm (3.1 inches)40%extreme
May Weather29°C (85°F)216 mm (8.5 inches)65%extreme
June Weather29°C (85°F)281 mm (11.1 inches)82%extreme
July Weather29°C (84°F)358 mm (14.1 inches)90%extreme
August Weather28°C (83°F)402 mm (15.8 inches)92%extreme
September Weather28°C (83°F)259 mm (10.2 inches)86%extreme
October Weather28°C (82°F)121 mm (4.8 inches)80%extreme
November Weather26°C (79°F)10 mm (0.4 inches)72%very high
December Weather23°C (74°F)5 mm (0.2 inches)66%very high

Compare Phen's Climate with Cities Worldwide