January Weather in Sirajganj, Bangladesh

Last updated: August 22, 2025

In Sirajganj, Bangladesh, the average temperature in January hovers around 18°C (64°F), with a comfortable range featuring a minimum of 8°C (46°F) and a pleasant maximum of 29°C (84°F). Expect a slight drizzle, with precipitation totaling 4 mm (0.1 in) over just 1 day. You'll also experience a moderate average humidity of 74%, making for a refreshingly mild climate.

January Temperature in Sirajganj

In January in Sirajganj, the average temperature is 18°C (64°F). The maximum can reach 29°C (84°F), while the minimum can drop to as low as 8°C (46°F). This mild climate makes Sirajganj an ideal destination for travelers seeking a pleasant getaway.

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

The chart illustrates January 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, January typically has an average temperature of 18°C (64°F), with highs reaching up to 29°C (84°F) and lows dropping to around 8°C (46°F).

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

January Precipitation in Sirajganj

In Sirajganj in January, the precipitation amount is 4 mm (0.1 in) over the course of 1 day.

January Precipitation Trends in Sirajganj

The chart displays monthly precipitation patterns in Sirajganj, 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 Sirajganj, January typically receives around 4 mm (0.1 inches) of precipitation spread over approximately 1 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Sirajganj

In Sirajganj in January humidity is 74%. With an average temperature of 18°C (64°F), this humidity feels like a warm embrace, making it ideal for leisurely strolls but potentially uncomfortable for extended outdoor activities.

January Average Humidity in Sirajganj

This chart illustrates the average monthly humidity levels in Sirajganj, 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 Sirajganj is approximately 74%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Sirajganj

In Sirajganj in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Sirajganj.

Maximum UV Index Levels in Sirajganj for January

The chart shows the monthly maximum UV Index (UVI) for Sirajganj 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 Sirajganj typically reaches 5, which falls under the moderate exposure category.

Data source: Sirajganj 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 Sirajganj Compares to Other Months

Weather in Sirajganj varies notably across the year, with each month offering distinct climate conditions. This page compares January’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 January’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