December Weather in Hammond

Last updated: March 2, 2024

The weather in Hammond, United States, during December is characterized by an average temperature of 1°C (34°F). Highs can soar to 15°C (60°F), while lows may dip to -12°C (11°F). Typically, the humidity level in Hammond throughout December hovers around 84%.

-12°C (11°F)

Minimum temperature

1°C (34°F)

Average temperature

15°C (60°F)

Maximum temperature

84%

Humidity

Precipitation and Sunshine hours

In December, Hammond averages 60 mm (2.4 inches) of rainfall, typically over the course of 9 rainy days. The month enjoys an average of 9 hours 13 minutes of daylight, with the sun shining for approximately 5 hours 42 minutes each day. Additionally, there is a 35% probability of sunny days during this period.

60 mm (2.4 inches)

Precipitation

9 rainy days

Rainy days

5 hours 42 minutes

Sunshine hours

35%

Chance of sun

UV Index

In December, the UV Index in Hammond reaches a maximum of 2, indicating a level of Low exposure. The most intense UV radiation typically occurs between 10:00 and 12:00, 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 1 1 1 2 2 2 2 1 1 1 0 0 0
Exposure Low
Time to burn 45 min

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