January Weather in Roslyn

Last updated: March 2, 2024

The weather in Roslyn, United States, during January is characterized by an average temperature of -3°C (27°F). Highs can soar to 4°C (40°F), while lows may dip to -16°C (4°F). Typically, the humidity level in Roslyn throughout January hovers around 86%.

-16°C (4°F)

Minimum temperature

-3°C (27°F)

Average temperature

4°C (40°F)

Maximum temperature

86%

Humidity

Precipitation and Sunshine hours

In January, Roslyn averages 148 mm (5.8 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 8 hours 58 minutes of daylight, with the sun shining for approximately 2 hours 43 minutes each day. Additionally, there is a 16% probability of sunny days during this period.

148 mm (5.8 inches)

Precipitation

16 rainy days

Rainy days

2 hours 43 minutes

Sunshine hours

16%

Chance of sun

UV Index

In January, the UV Index in Roslyn reaches a maximum of 2, indicating a level of Low exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 45 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00
UVI	0	1	1	1	2	2	2	2	1	1	0	0	0
Exposure	Low
Time to burn	45 min