Last updated: June 24, 2025
In May, the average temperature in Harwood Heights, United States is a comfortable 14°C (57°F), with a minimum of -1°C (31°F) and a maximum reaching up to 30°C (86°F). Expect some rain, with a total precipitation of 159 mm (6.2 in) spread over about 14 days. The average humidity sits at a high 79%, adding to the character of this vibrant location.
In May in Harwood Heights, the average temperature is 14°C (57°F). Maximum temperatures can reach 30°C (86°F), while the minimum can drop as low as -1°C (31°F). This makes it essential for travelers to pack layers to accommodate the varying temperatures throughout the day.
In Harwood Heights in May, the precipitation amount is 159 mm (6.2 in) during 14 days, indicating a fairly wet period.
In Harwood Heights in May humidity is 79%. With an average temperature of 14°C (57°F), this humidity feels like a warm, sticky embrace that can make even short strolls feel exhausting, creating a sense of heaviness in the air that might dampen your adventurous spirit while exploring.
In Harwood Heights in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Harwood Heights.
UV Risk Categories
Weather in Harwood Heights varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Harwood Heights, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 66 mm (2.6 inches) | 82% | moderate |
| February Weather | -2°C (29°F) | 66 mm (2.6 inches) | 83% | moderate |
| March Weather | 3°C (38°F) | 82 mm (3.2 inches) | 84% | high |
| April Weather | 8°C (46°F) | 116 mm (4.6 inches) | 85% | very high |
| May Weather | 14°C (57°F) | 159 mm (6.2 inches) | 79% | very high |
| June Weather | 20°C (68°F) | 123 mm (4.8 inches) | 82% | very high |
| July Weather | 23°C (74°F) | 94 mm (3.7 inches) | 80% | very high |
| August Weather | 23°C (73°F) | 80 mm (3.2 inches) | 81% | very high |
| September Weather | 20°C (68°F) | 79 mm (3.1 inches) | 80% | very high |
| October Weather | 13°C (55°F) | 134 mm (5.3 inches) | 82% | high |
| November Weather | 4°C (40°F) | 62 mm (2.4 inches) | 88% | moderate |
| December Weather | 1°C (34°F) | 58 mm (2.3 inches) | 84% | low |