December Weather in Sirajganj, Bangladesh

Last updated: August 22, 2025

In Sirajganj, Bangladesh, the average temperature for December hovers around 19°C (67°F). Expect a minimum of 9°C (49°F) and a maximum of 29°C (85°F), offering a pleasant range for all activities. Be prepared for some moisture, as precipitation averages around 19 mm (0.7 in) over just 1 day. With an average humidity level of 87%, it's a perfect time to enjoy the lush surroundings!

December Temperature in Sirajganj

In December in Sirajganj, the average temperature is 19°C (67°F). The maximum can reach 29°C (85°F), while the minimum can drop as low as 9°C (49°F). This makes it a great time to explore outdoor activities, ensuring a comfortable climate for travelers.

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

The chart illustrates December temperature patterns in Sirajganj, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sirajganj, December typically has an average temperature of 19°C (67°F), with highs reaching up to 29°C (85°F) and lows dropping to around 9°C (49°F).

Data source: Temperature data for Sirajganj generated using information from the Copernicus Climate Change Service.

December Precipitation in Sirajganj

In Sirajganj in December, the precipitation amount is 19 mm (0.7 in) over a duration of 1 day.

December Precipitation Trends in Sirajganj

The chart displays monthly precipitation patterns in Sirajganj, 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 Sirajganj, December typically receives around 19 mm (0.7 inches) of precipitation spread over approximately 1 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Sirajganj

In Sirajganj in December, humidity is 87%. With an average temperature of 19°C (67°F), this humidity feels like a warm blanket wrapping around you, making traveling a bit heavier and leaving you craving for refreshing drinks and shade throughout the day.

December Average Humidity in Sirajganj

This chart illustrates the average monthly humidity levels in Sirajganj, 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 Sirajganj is approximately 87%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sirajganj

In Sirajganj in December, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Sirajganj, you can refer to this Hourly UV Index in Sirajganj.

Maximum UV Index Levels in Sirajganj for December

The chart shows the monthly maximum UV Index (UVI) for Sirajganj 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 Sirajganj typically reaches 6, which falls under the high exposure category.

Data source: Sirajganj 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 Sirajganj Compares to Other Months

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

This table compares monthly weather conditions in Sirajganj, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (64°F)	4 mm (0.1 inches)	74%	moderate
February Weather	20°C (69°F)	14 mm (0.6 inches)	65%	high
March Weather	25°C (77°F)	35 mm (1.4 inches)	48%	very high
April Weather	27°C (81°F)	207 mm (8.1 inches)	35%	very high
May Weather	28°C (83°F)	346 mm (13.6 inches)	65%	extreme
June Weather	29°C (85°F)	389 mm (15.3 inches)	83%	extreme
July Weather	29°C (85°F)	358 mm (14.1 inches)	91%	extreme
August Weather	30°C (86°F)	261 mm (10.3 inches)	90%	extreme
September Weather	29°C (85°F)	223 mm (8.8 inches)	90%	extreme
October Weather	28°C (82°F)	175 mm (6.9 inches)	89%	very high
November Weather	23°C (75°F)	11 mm (0.4 inches)	88%	very high
December Weather	19°C (67°F)	19 mm (0.7 inches)	87%	high