Last updated: June 24, 2025
In December, the average temperature in Laguna Heights, United States hovers around 19°C (67°F), fluctuating between a comfortable 6°C (44°F) and a pleasant 25°C (78°F). Visitors should prepare for 43 mm (1.7 in) of precipitation spread across 7 days, contributing to a notable average humidity of 79%. Enjoy the diverse climate while exploring!
In December in Laguna Heights, the average temperature is 19°C (67°F). Maximums can reach 25°C (78°F), while minimums can drop as low as 6°C (44°F). This pleasant climate makes Laguna Heights an ideal destination for travelers seeking comfortable weather.
In Laguna Heights in December, the total precipitation amount is 43 mm (1.7 in) spread over a period of 7 days.
In Laguna Heights in December, humidity is 79%. With an average temperature of 19°C (67°F), this humidity feels like a warm, enveloping blanket that makes traveling a bit more challenging, as the air is thick and can leave you feeling sluggish during outdoor adventures.
In Laguna Heights in December, 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.
UV Risk Categories
Weather in Laguna Heights varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Laguna Heights, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 18°C (64°F) | 47 mm (1.9 inches) | 78% | high |
| February Weather | 18°C (65°F) | 36 mm (1.4 inches) | 81% | very high |
| March Weather | 20°C (69°F) | 42 mm (1.6 inches) | 81% | very high |
| April Weather | 23°C (74°F) | 26 mm (1.0 inches) | 85% | extreme |
| May Weather | 26°C (79°F) | 68 mm (2.7 inches) | 83% | extreme |
| June Weather | 28°C (82°F) | 87 mm (3.4 inches) | 79% | extreme |
| July Weather | 28°C (83°F) | 125 mm (4.9 inches) | 79% | extreme |
| August Weather | 29°C (84°F) | 32 mm (1.2 inches) | 77% | extreme |
| September Weather | 28°C (82°F) | 136 mm (5.3 inches) | 77% | extreme |
| October Weather | 26°C (79°F) | 94 mm (3.7 inches) | 76% | very high |
| November Weather | 22°C (72°F) | 71 mm (2.8 inches) | 79% | high |
| December Weather | 19°C (67°F) | 43 mm (1.7 inches) | 79% | high |