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January Weather in Laguna Heights, United States

Last updated: June 24, 2025

In January, the average temperature in Laguna Heights, United States is a pleasant 18°C (64°F), with minimums dropping to 4°C (40°F) and maximums reaching up to 26°C (79°F). Expect a moderate precipitation of 47 mm (1.9 in) over the course of about 8 days, contributing to an average humidity level of 78%.

January Temperature in Laguna Heights

In January in Laguna Heights, the average temperature is 18°C (64°F). Maximum temperatures can reach 26°C (79°F), while minimums can drop to as low as 4°C (40°F). This mild climate makes Laguna Heights an ideal destination for travelers seeking a comfortable escape during this time of year.

January Weather in Laguna Heights: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Laguna Heights, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Laguna Heights, January typically has an average temperature of 18°C (64°F), with highs reaching up to 26°C (79°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec646469747982828382797267
Data source: Temperature data for Laguna Heights generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Laguna Heights

In Laguna Heights in January, the precipitation amount is 47 mm (1.9 in) over a span of 8 days.

January Precipitation Trends in Laguna Heights

The chart displays monthly precipitation patterns in Laguna Heights, 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 Laguna Heights, January typically receives around 47 mm (1.9 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec47364226688712532136947143
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Laguna Heights

In Laguna Heights in January, humidity is 78%. With an average temperature of 18°C (64°F), this humidity feels like a warm, thick blanket wrapping around you, making traveling feel a bit sticky and sluggish, yet the coolness of the air tempers the intensity, inviting you to explore at a leisurely pace.

January Average Humidity in Laguna Heights

This chart illustrates the average monthly humidity levels in Laguna Heights, 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 Laguna Heights is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%82%81%85%83%79%79%78%77%76%79%79%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Laguna Heights

In Laguna Heights in January, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Laguna Heights, you can refer to this Hourly UV Index in Laguna Heights.

Maximum UV Index Levels in Laguna Heights for January

The chart shows the monthly maximum UV Index (UVI) for Laguna Heights 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 Laguna Heights typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101112121212111076
Data source: Laguna Heights 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 Laguna Heights Compares to Other Months

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

This table compares monthly weather conditions in Laguna Heights, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)47 mm (1.9 inches)78%high
February Weather18°C (65°F)36 mm (1.4 inches)81%very high
March Weather20°C (69°F)42 mm (1.6 inches)81%very high
April Weather23°C (74°F)26 mm (1.0 inches)85%extreme
May Weather26°C (79°F)68 mm (2.7 inches)83%extreme
June Weather28°C (82°F)87 mm (3.4 inches)79%extreme
July Weather28°C (83°F)125 mm (4.9 inches)79%extreme
August Weather29°C (84°F)32 mm (1.2 inches)77%extreme
September Weather28°C (82°F)136 mm (5.3 inches)77%extreme
October Weather26°C (79°F)94 mm (3.7 inches)76%very high
November Weather22°C (72°F)71 mm (2.8 inches)79%high
December Weather19°C (67°F)43 mm (1.7 inches)79%high

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