Last updated: June 24, 2025
In Grandfield, United States, the average temperature in December hovers around 8°C (47°F). Expect a range from a chilly -7°C (19°F) to a warm 31°C (87°F). During this month, anticipate 36 mm (1.4 in) of precipitation spread over about 4 days, accompanied by a high average humidity of 84%.
In December in Grandfield, the average temperature is 8°C (47°F), with maximums that can reach 31°C (87°F) and minimums that can drop as low as -7°C (19°F). It's a time when you should be prepared for a range of weather conditions, making it ideal for travelers who enjoy both mild days and chilly nights.
In Grandfield in December, the precipitation amount is 36 mm (1.4 in) over the course of 4 days.
In Grandfield in December, humidity is 84%. With an average temperature of 8°C (47°F), this humidity feels like a damp blanket wrapping around you, making travel feel heavy and a bit lethargic, as the air thickens with moisture and each step becomes a little more cumbersome.
In Grandfield in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Grandfield for better planning.
UV Risk Categories
Weather in Grandfield varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Grandfield, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 38 mm (1.5 inches) | 76% | moderate |
| February Weather | 7°C (44°F) | 38 mm (1.5 inches) | 76% | high |
| March Weather | 14°C (57°F) | 77 mm (3.0 inches) | 70% | very high |
| April Weather | 17°C (63°F) | 101 mm (4.0 inches) | 72% | very high |
| May Weather | 23°C (73°F) | 132 mm (5.2 inches) | 82% | extreme |
| June Weather | 28°C (82°F) | 48 mm (1.9 inches) | 82% | extreme |
| July Weather | 30°C (86°F) | 26 mm (1.0 inches) | 80% | extreme |
| August Weather | 29°C (85°F) | 47 mm (1.8 inches) | 72% | extreme |
| September Weather | 25°C (78°F) | 94 mm (3.7 inches) | 64% | very high |
| October Weather | 18°C (65°F) | 77 mm (3.0 inches) | 71% | high |
| November Weather | 12°C (53°F) | 27 mm (1.1 inches) | 81% | moderate |
| December Weather | 8°C (47°F) | 36 mm (1.4 inches) | 84% | moderate |