Last updated: June 24, 2025
In Mountain View, United States, the average temperature in April hovers around 13°C (55°F). You can expect a minimum chill of -5°C (24°F) and the occasional warm day reaching up to 30°C (86°F). With an average humidity of 80%, it's a good idea to prepare for some moisture in the air. Be ready for 164 mm (6.5 in) of rain spread over about 13 days during the month!
In April in Mountain View, the average temperature is 13°C (55°F). Maximums can reach 30°C (86°F), while minimums can be as low as -5°C (24°F). This means travelers should be prepared for a wide range of temperatures, ensuring they pack both warm and light clothing.
In Mountain View in April, the precipitation amount is 164 mm (6.5 in) spread over 13 days, indicating a relatively wet period for the region.
In Mountain View in April humidity is 80%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making any outdoor activity feel stifling and heavy, which can lead to fatigue for travelers unaccustomed to such moist conditions.
In Mountain View in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Mountain View.
UV Risk Categories
Weather in Mountain View varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Mountain View, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (35°F) | 79 mm (3.1 inches) | 83% | moderate |
| February Weather | 3°C (39°F) | 107 mm (4.2 inches) | 81% | high |
| March Weather | 9°C (49°F) | 148 mm (5.8 inches) | 80% | high |
| April Weather | 13°C (55°F) | 164 mm (6.5 inches) | 80% | very high |
| May Weather | 19°C (66°F) | 189 mm (7.4 inches) | 83% | extreme |
| June Weather | 24°C (75°F) | 77 mm (3.0 inches) | 83% | extreme |
| July Weather | 26°C (79°F) | 80 mm (3.2 inches) | 76% | extreme |
| August Weather | 24°C (76°F) | 108 mm (4.2 inches) | 69% | very high |
| September Weather | 22°C (72°F) | 53 mm (2.1 inches) | 68% | very high |
| October Weather | 15°C (59°F) | 122 mm (4.8 inches) | 72% | high |
| November Weather | 8°C (46°F) | 73 mm (2.9 inches) | 83% | moderate |
| December Weather | 5°C (41°F) | 71 mm (2.8 inches) | 86% | moderate |