Last updated: June 24, 2025
In August, the average temperature in Northumberland, United States hovers around 22°C (71°F). Expect a range from a cool 8°C (47°F) to a warm 34°C (94°F). While you're there, be prepared for 84 mm (3.3 in) of precipitation spread over approximately 10 days, and enjoy the pleasant 64% humidity that characterizes this month's climate!
In August in Northumberland, the average temperature is 22°C (71°F). Maximum temperatures can reach 34°C (94°F), while minimum temperatures can drop as low as 8°C (47°F). This pleasant climate makes Northumberland an ideal destination for travelers seeking a comfortable escape during August.
In Northumberland in August, the precipitation amount is 84 mm (3.3 in) over a span of 10 days.
In Northumberland in August humidity is 64%. With an average temperature of 22°C (71°F), this humidity feels like a warm, enveloping blanket, making it a comfortable time for exploring the local sights, although staying hydrated and taking breaks in the shade is advisable for a pleasant travel experience.
In Northumberland in August, 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 Northumberland.
UV Risk Categories
Weather in Northumberland varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Northumberland, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 78 mm (3.1 inches) | 89% | moderate |
| February Weather | -3°C (27°F) | 91 mm (3.6 inches) | 88% | moderate |
| March Weather | 1°C (34°F) | 72 mm (2.9 inches) | 86% | high |
| April Weather | 8°C (47°F) | 119 mm (4.7 inches) | 84% | very high |
| May Weather | 15°C (59°F) | 85 mm (3.3 inches) | 76% | very high |
| June Weather | 20°C (68°F) | 83 mm (3.3 inches) | 72% | very high |
| July Weather | 23°C (73°F) | 114 mm (4.5 inches) | 66% | very high |
| August Weather | 22°C (71°F) | 84 mm (3.3 inches) | 64% | very high |
| September Weather | 18°C (64°F) | 76 mm (3.0 inches) | 72% | high |
| October Weather | 11°C (53°F) | 141 mm (5.6 inches) | 81% | moderate |
| November Weather | 3°C (38°F) | 104 mm (4.1 inches) | 87% | moderate |
| December Weather | -1°C (30°F) | 94 mm (3.7 inches) | 84% | low |