Last updated: August 27, 2025
In April, the average temperature in Santa Monica, Mexico hovers around 28°C (84°F), offering a warm climate for visitors. However, be prepared for temperature fluctuations, as it can dip to a cool 16°C (62°F) or soar to a scorching 39°C (103°F). Rainfall is relatively light, with an average precipitation of just 7 mm (0.3 in) spread over 2 days. With an average humidity of 70%, it's a great idea to stay hydrated and enjoy the vibrant atmosphere!
In April in Santa Monica, the average temperature is 28°C (84°F), with maximums reaching up to 39°C (103°F) and minimums dropping as low as 16°C (62°F). This diverse temperature range makes it an ideal time for travelers to enjoy both warm days and cooler evenings.
In Santa Monica in April, the precipitation amount is 7 mm (0.3 in) over a period of 2 days.
In Santa Monica in April, humidity is 70%. With an average temperature of 28°C (84°F), this humidity feels like a warm blanket enveloping you, making travel a bit more challenging as the air becomes thick and muggy, prompting you to seek shade and stay hydrated.
In Santa Monica in April, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Santa Monica, you can check here.
UV Risk Categories
Weather in Santa Monica varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Santa Monica, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 23°C (73°F) | 1 mm (0.1 inches) | 84% | very high |
| February Weather | 25°C (77°F) | 2 mm (0.1 inches) | 78% | extreme |
| March Weather | 27°C (81°F) | 3 mm (0.1 inches) | 75% | extreme |
| April Weather | 28°C (84°F) | 7 mm (0.3 inches) | 70% | extreme |
| May Weather | 29°C (84°F) | 51 mm (2.0 inches) | 77% | extreme |
| June Weather | 26°C (79°F) | 199 mm (7.9 inches) | 76% | extreme |
| July Weather | 26°C (78°F) | 157 mm (6.2 inches) | 68% | extreme |
| August Weather | 25°C (78°F) | 207 mm (8.1 inches) | 70% | extreme |
| September Weather | 25°C (77°F) | 270 mm (10.6 inches) | 82% | extreme |
| October Weather | 25°C (77°F) | 108 mm (4.2 inches) | 91% | extreme |
| November Weather | 24°C (75°F) | 12 mm (0.5 inches) | 89% | very high |
| December Weather | 23°C (73°F) | 1 mm (0.1 inches) | 88% | very high |