January Weather in Jonestown, United States

Last updated: June 24, 2025

In January, the average temperature in Jonestown, United States hovers around 10°C (51°F). Expect a minimum drop to -8°C (17°F) and a maximum rise to 26°C (80°F). During this period, precipitation amounts to about 45 mm (1.8 in) over 6 days, contributing to an average humidity of 78%. Enjoy the varied weather!

January Temperature in Jonestown

In January in Jonestown, the average temperature is 10°C (51°F). Maximum temperatures can reach 26°C (80°F), while minimums can drop as low as -8°C (17°F), so be prepared for a wide range of weather conditions when traveling.

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

The chart illustrates January temperature patterns in Jonestown, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jonestown, January typically has an average temperature of 10°C (51°F), with highs reaching up to 26°C (80°F) and lows dropping to around -8°C (17°F).

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

January Precipitation in Jonestown

In Jonestown in January, the precipitation amount is 45 mm (1.8 in) over the course of 6 days.

January Precipitation Trends in Jonestown

The chart displays monthly precipitation patterns in Jonestown, 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 Jonestown, January typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Jonestown

In Jonestown in January, humidity is 78%. With an average temperature of 10°C (51°F), this humidity feels like a cool, damp mist enveloping you, making travel feel somewhat brisk and invigorating, yet slightly uncomfortable for prolonged outdoor activities.

January Average Humidity in Jonestown

This chart illustrates the average monthly humidity levels in Jonestown, 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 Jonestown is approximately 78%, 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 Jonestown

In Jonestown 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 Jonestown.

Maximum UV Index Levels in Jonestown for January

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

Data source: Jonestown 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 Jonestown Compares to Other Months

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

This table compares monthly weather conditions in Jonestown, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	45 mm (1.8 inches)	78%	moderate
February Weather	11°C (53°F)	57 mm (2.2 inches)	78%	high
March Weather	17°C (63°F)	62 mm (2.4 inches)	77%	very high
April Weather	20°C (68°F)	80 mm (3.2 inches)	78%	extreme
May Weather	24°C (76°F)	152 mm (6.0 inches)	82%	extreme
June Weather	28°C (82°F)	76 mm (3.0 inches)	78%	extreme
July Weather	29°C (85°F)	65 mm (2.6 inches)	69%	extreme
August Weather	30°C (86°F)	98 mm (3.9 inches)	63%	extreme
September Weather	26°C (79°F)	102 mm (4.0 inches)	66%	extreme
October Weather	21°C (70°F)	93 mm (3.7 inches)	73%	very high
November Weather	15°C (59°F)	38 mm (1.5 inches)	84%	high
December Weather	12°C (54°F)	55 mm (2.1 inches)	87%	moderate