Last updated: June 24, 2025
In January, the average temperature in Jonestown, United States hovers around 0°C (32°F). The temperatures can vary widely, dipping to a brisk -18°C (-1°F) at night and soaring to a mild 18°C (65°F) during the day. Expect 74 mm (2.9 in) of precipitation spread over 9 days, contributing to an average humidity level of a muggy 87%. Stay prepared for a blend of chilly and warm moments!
In January in Jonestown, the average temperature is 0°C (32°F). The maximum can reach 18°C (65°F), while the minimum can drop as low as -18°C (-1°F). Travelers should be prepared for a wide range of temperatures and dress in layers to enjoy their visit comfortably.
In Jonestown in January, the precipitation amount is 74 mm (2.9 in), which occurs over a span of 9 days.
In Jonestown in January, humidity is 87%. With an average temperature of 0°C (32°F), this humidity feels like a damp chill that clings to your skin, making travel uncomfortable and cold, as each breath brings a heavy moisture that seeps into your clothes.
In Jonestown in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Jonestown, you can check the information here.
UV Risk Categories
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.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 0°C (32°F) | 74 mm (2.9 inches) | 87% | moderate |
February Weather | 1°C (35°F) | 107 mm (4.2 inches) | 85% | moderate |
March Weather | 5°C (41°F) | 98 mm (3.8 inches) | 85% | high |
April Weather | 11°C (52°F) | 110 mm (4.4 inches) | 83% | very high |
May Weather | 17°C (62°F) | 127 mm (5.0 inches) | 75% | very high |
June Weather | 21°C (71°F) | 106 mm (4.2 inches) | 73% | very high |
July Weather | 25°C (76°F) | 152 mm (6.0 inches) | 65% | very high |
August Weather | 23°C (74°F) | 140 mm (5.5 inches) | 62% | very high |
September Weather | 20°C (68°F) | 115 mm (4.5 inches) | 66% | very high |
October Weather | 14°C (58°F) | 114 mm (4.5 inches) | 79% | high |
November Weather | 6°C (43°F) | 98 mm (3.9 inches) | 87% | moderate |
December Weather | 2°C (36°F) | 94 mm (3.7 inches) | 85% | low |