Last updated: August 23, 2025
In September, the average temperature in Smiltene, Latvia hovers around 13°C (55°F). Expect a minimum temperature of -3°C (27°F) and a pleasant high of 26°C (80°F). Be prepared for some rain, as the area receives approximately 74 mm (2.9 in) of precipitation over 13 days. With an average humidity of 88%, the air can feel quite damp, so dress accordingly!
In September in Smiltene, the average temperature is 13°C (55°F). Maximums can reach 26°C (80°F) and minimums can be as low as -3°C (27°F). This climate makes Smiltene an ideal destination for travelers seeking a mix of mild and brisk weather experiences.
In Smiltene in September, the precipitation amount is 74 mm (2.9 in) over the course of 13 days.
In Smiltene in September humidity is 88%. With an average temperature of 13°C (55°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers while exploring, as the moisture in the air can lead to a rather uncomfortable experience for traveling.
In Smiltene in September, 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 Smiltene for better planning.
UV Risk Categories
Weather in Smiltene varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Smiltene, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (28°F) | 36 mm (1.4 inches) | 94% | low |
| February Weather | -3°C (27°F) | 38 mm (1.5 inches) | 92% | low |
| March Weather | 1°C (33°F) | 47 mm (1.8 inches) | 89% | moderate |
| April Weather | 6°C (42°F) | 51 mm (2.0 inches) | 87% | moderate |
| May Weather | 11°C (52°F) | 63 mm (2.5 inches) | 70% | high |
| June Weather | 17°C (63°F) | 75 mm (2.9 inches) | 77% | high |
| July Weather | 18°C (64°F) | 76 mm (3.0 inches) | 78% | high |
| August Weather | 17°C (62°F) | 91 mm (3.6 inches) | 81% | high |
| September Weather | 13°C (55°F) | 74 mm (2.9 inches) | 88% | moderate |
| October Weather | 8°C (46°F) | 72 mm (2.8 inches) | 92% | low |
| November Weather | 3°C (38°F) | 56 mm (2.2 inches) | 93% | low |
| December Weather | -1°C (30°F) | 51 mm (2.0 inches) | 93% | low |