Last updated: August 27, 2025
In January, the weather in Stadt Winterthur (Kreis 1), Switzerland, presents a captivating blend of winter elements. With average temperatures hovering around 1°C (34°F), residents can expect maximum highs of 15°C (60°F) and minimum lows plunging to -13°C (9°F). The month showcases a notable humidity level of 92%, creating a damp atmosphere. Precipitation is fairly significant, totaling 97 mm (3.8 in) across 11 days, resulting in a blend of rain and potential snow. This dynamic weather pattern fosters a unique charm, making January an interesting time to experience the serene beauty of Winterthur.
In Stadt Winterthur (Kreis 1), January brings a chilly start to the year, with temperatures dipping to a frigid -13°C (9°F) at night and climbing to an average of 1°C (34°F) during the day, peaking at a mild 15°C (60°F). This cool pattern is characteristic of early winter, where the city experiences its coldest nights followed by a modest rise in daytime warmth. As January transitions into February, temperatures show a slight warming trend, averaging 3°C (38°F), and hinting at the upcoming spring as the maximum temperatures edge towards 18°C (65°F). This gradual increase signals a shift, with successive months revealing more substantial warming, eventually leading to the vibrant temperatures of late spring and summer. This temperature progression not only highlights Winterthur's crisp winter climate but also foreshadows the delightful warmth of the seasons to come.
In January, Stadt Winterthur experiences a notable precipitation level of 97 mm (3.8 in) over the course of 11 days. This marks a significant start to the year, with January typically ranked among the wetter winter months. Following this, February sees a drop in rainfall to 75 mm (3.0 in), accompanied by 12 rainy days. However, as spring approaches, March brings an increase to 86 mm (3.4 in), demonstrating a gradual rise in precipitation that peaks in May at 123 mm (4.9 in) and June at 138 mm (5.4 in). Notably, May also records the highest number of precipitation days, hitting 17, indicating a transition to wetter conditions. Interestingly, December rivals these summer months with 121 mm (4.8 in), emphasizing that while January sets the tone for the year, late spring and early winter can also bring considerable rainfall, highlighting a dynamic precipitation pattern throughout the seasons.
In January, Stadt Winterthur experiences a notable humidity level of 92%, setting the tone for a winter characterized by moisture-laden air. This high humidity begins to taper off as the year progresses; by February, it dips to 89%, and further eases to 87% in March. As spring approaches, humidity continues its steady decline, reaching a comfortable 84% in April and 80% in May. However, as the warm summer months roll in, the humidity bounces back slightly, stabilizing around 82% in June and 83% in July. The trend suggests a seasonal rhythm, with a noticeable rise in humidity during the cooler months, particularly peaking again in October and December at 90%. As the year unfolds in Winterthur, residents can expect a cyclical pattern where high humidity and crisp winter air coexist, shifting seamlessly into the warmer months.
In January, Stadt Winterthur (Kreis 1) experiences a low UV Index of 2, indicating minimal risk for sunburn, with a burn time of approximately 45 minutes. As winter wanes into February, the UV Index rises slightly to 3, marking a shift to a moderate exposure level, which reduces safe sun exposure time to 30 minutes. The trend continues into March, with an Index of 5; however, as spring approaches in April, the UV Index climbs to 6, leading to a high exposure category and a burn time drop to just 25 minutes. This upward trajectory peaks during the summer months of May and June, where very high UV Index levels of 8 and 9 drastically reduce burn times to a mere 15 minutes. The urgency for sun protection remains throughout July and August, before tapering off in September to a high Index of 6 and settling into milder levels by October and November, with low indices of 2 and 1 indicating safe exposure yet again. Keep in mind this variation in UV exposure throughout the year to protect your skin effectively. For more details, visit the Stadt Winterthur (Kreis 1) UV Index.
UV Risk Categories
In January, Stadt Winterthur (Kreis 1) basks in 147 hours of sunshine, laying the groundwork for a gradual increase in brightness as the year progresses. By February, the sun graces the town with 215 hours of light, hinting at the promise of spring. March and April see an impressive rise, with sunshine hours soaring to 286 and 351, respectively, creating a vibrant atmosphere as life begins to awaken. May and June continue this trend, peaking at 358 and 379 hours, offering residents and visitors alike ample time to enjoy the outdoors. The intense summer months of July and August bring the highest totals, reaching 406 and 375 hours, ensuring that memories of sun-soaked adventures last long into the fall. As the year's end approaches, September's 316 hours mark a gentle descent into the cooler months, while October, November, and December see a gradual decline, with sunlight hours dwindling to 266, 195, and 165, respectively. Despite the winter chill, each month offers its own charm, with the promise of brighter days on the horizon.
In Stadt Winterthur (Kreis 1), Switzerland, the likelihood of sunny weather in January is relatively low, with only a 16% chance of sunshine. This marks the beginning of a gradual upward trend, as February sees a significant increase to 38% and March further improves to 45%. As the region transitions into spring, the probability of sunny days continues to rise, reaching 49% by April. However, it’s worth noting that the chance of sunshine fluctuates during the warmer months, with both July and August returning to the mid-30s percentile. Ultimately, as winter recedes and spring approaches, January serves as a reminder of the cozy, overcast days that precede sunnier times ahead.
In Stadt Winterthur (Kreis 1), January marks the beginning of the year with a modest 8 hours of daylight, setting the stage for a steady increase in light as winter fades into spring. By February, the days lengthen to 10 hours, signaling the gradual return of sunshine. This upward trend continues into March, with daylight extending to 11 hours, and dramatically blossoms in April, where residents enjoy a full 13 hours of light. The peak is reached in the summer months, with May through July boasting a maximum of 15 hours of daylight each day, offering ample time for outdoor activities and social gatherings. As summer gives way to autumn, daylight begins to recede, falling to 14 hours in August and further diminishing to 12 hours by September. The trend continues downward through October and November, wrapping up the year with the return to 9 hours in November and back to 8 hours in December. This cyclical pattern not only shapes the rhythm of life in Winterthur but also invites residents to appreciate the brief, yet vibrant bursts of light throughout the seasons.
In Stadt Winterthur's Kreis 1, the January breeze typically carries an average wind speed of 2.5 m/s (6 mph), making it noticeably brisk as the new year unfolds. This month's winds slightly outpace February’s gentler gusts at 2.2 m/s (5 mph), before stabilizing at 2.3 m/s (5 mph) from March through April. As spring approaches, there's a notable increase, with May reaching 2.8 m/s (6 mph), reflecting a refreshing uptick in activity as nature transitions. However, a pattern of declining wind strength emerges through the summer and into early autumn, with June’s calm peaks at 1.8 m/s (4 mph) and continuing to lower through September. The gentle descent in wind speed culminates in a modest rebound in November, where the average returns to 2.0 m/s (4 mph), followed by December's brief flirtation with breezier conditions at 2.3 m/s (5 mph). Overall, the wind in Winterthur offers a rhythmic dance, cycling through brisk beginnings and calm closures as the seasons change.
Weather in Stadt Winterthur (Kreis 1) varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Stadt Winterthur (Kreis 1), focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather in Winterthur features a minimum temperature of -13°C (9°F) and an average of 1°C (34°F), with highs reaching 15°C (60°F). The month sees a total precipitation of 97 mm (3.8 in) spread over 11 days, contributing to a relatively high humidity level of 92%. In contrast, February brings slightly milder conditions, with a minimum of -12°C (10°F) and an average temperature of 3°C (38°F), peaking at 18°C (65°F). Precipitation decreases to 75 mm (3.0 in) across 12 days, and humidity slightly lowers to 89%. For more detailed insights into February's weather, visit Stadt Winterthur (Kreis 1) weather in February.
When comparing the weather in January and March, it is evident that March experiences a noticeable increase in average temperature, rising to 6°C (43°F) from January's average of 1°C (34°F). While both months feature cold temperatures, with January's minimum reaching -13°C (9°F) and March's minimum at -12°C (11°F), March also offers warmer maximum temperatures, peaking at 20°C (69°F) compared to January's maximum of 15°C (60°F). Precipitation remains relatively similar, with January recording 97 mm (3.8 in) over 11 days and March slightly lower at 86 mm (3.4 in) over 14 days. Additionally, humidity levels are slightly lower in March at 87%, compared to January's 92%. For a more detailed look at March weather in Winterthur, you can check this link: Stadt Winterthur (Kreis 1) weather in March.
January and April present contrasting weather conditions. January experiences much colder temperatures, with a minimum of -13°C (9°F) and an average of just 1°C (34°F), while April sees a significant rise in warmth, featuring a minimum of -4°C (25°F) and an average of 10°C (50°F). Additionally, April enjoys a maximum temperature that can reach up to 26°C (79°F), compared to January's highest of 15°C (60°F). Precipitation is also somewhat lower in April, measuring 63 mm (2.5 in) over 9 days, compared to January’s 97 mm (3.8 in) spread across 11 days. Humidity levels are slightly lower in April at 84%, compared to January's 92%. For a closer look at the specific weather details in April, you can refer to Stadt Winterthur (Kreis 1) weather in April.
In January, the weather is quite cold, with temperatures ranging from a minimum of -13°C (9°F) to a maximum of 15°C (60°F) and an average temperature of around 1°C (34°F). The month also experiences significant precipitation, totaling 97 mm (3.8 in) over about 11 days, and humidity levels are high at 92%. In contrast, May brings a much milder climate with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 30°C (87°F) and an average of 13°C (56°F). Precipitation in May is higher, totaling 123 mm (4.9 in) spread across 17 days, but the humidity drops to a more comfortable level of 80%. For a more detailed look at May weather, you can check Stadt Winterthur (Kreis 1) weather in May.
In January, the weather is typically cold, with temperatures ranging from a biting minimum of -13°C (9°F) to a milder maximum of 15°C (60°F), and an average of around 1°C (34°F). The month experiences significant precipitation, totaling 97 mm (3.8 in) over approximately 11 days, accompanied by high humidity levels of 92%. In contrast, June offers a much warmer climate, featuring a minimum temperature of 5°C (42°F) and a maximum reaching up to 33°C (92°F), with an average of 18°C (65°F). Rainfall increases slightly to 138 mm (5.4 in) over 14 days, but humidity decreases to 82%, creating a more comfortable atmosphere compared to the winter months. For a detailed look at June weather, you can check this link: Stadt Winterthur (Kreis 1) weather in June.
The weather in January is characterized by cold temperatures, with minimums reaching as low as -13°C (9°F) and an average around 1°C (34°F). In contrast, July experiences much milder conditions, with average temperatures soaring to 20°C (68°F) and maximums hitting 36°C (96°F). Both months see similar precipitation levels, with January receiving 97 mm (3.8 in) over 11 days and July slightly less at 92 mm (3.6 in) across 14 days. Additionally, January boasts high humidity at 92%, while July's humidity is lower at 83%, making the summer month feel generally more comfortable. For further details on July's weather, visit Stadt Winterthur (Kreis 1) weather in July.
January and August showcase a stark contrast in weather patterns. January experiences much colder temperatures, with a minimum of -13°C (9°F) and an average of just 1°C (34°F), while August sees milder conditions, ranging from a minimum of 8°C (46°F) to an average of 19°C (67°F), peaking at a warm 35°C (95°F). Precipitation is relatively similar, with January receiving 97 mm (3.8 in) over 11 days and August slightly higher at 114 mm (4.5 in) over 12 days. Additionally, January's high humidity at 92% contributes to its overall chill, compared to the more comfortable 80% humidity in August. For more detailed insights on August weather, check out Stadt Winterthur (Kreis 1) weather in August.
In January, temperatures can plummet as low as -13°C (9°F), with an average temperature of just 1°C (34°F), making it a notably cold month. The maximum temperature reaches up to 15°C (60°F), while the high humidity levels at 92% contribute to a damp and chilly feel. In contrast, September brings milder weather with a minimum temperature of 3°C (38°F) and a much more comfortable average of 15°C (59°F). The highs in September can soar to 29°C (84°F), creating a pleasant atmosphere, despite slightly lower precipitation levels of 84 mm (3.3 in) over the same number of rainy days. For a closer look at September weather specifics, visit Stadt Winterthur (Kreis 1) weather in September.
January and October showcase distinct variations in weather conditions. In January, temperatures can drop as low as -13°C (9°F), with an average around 1°C (34°F), while October's temperatures range from a minimum of -1°C (31°F) to a more pleasant maximum of 23°C (73°F). Precipitation levels are relatively similar, with January receiving 97 mm (3.8 in) over 11 days and October seeing slightly less at 94 mm (3.7 in) across 12 days. Additionally, humidity remains high in both months, at 92% in January and 90% in October. For more specific details about October weather, you can check Stadt Winterthur (Kreis 1) weather in October.
When comparing the weather in January and November, January tends to be significantly colder, with average temperatures hovering around 1°C (34°F) and a minimum that can drop to -13°C (9°F). In contrast, November experiences milder conditions with an average of 5°C (41°F) and a minimum of -3°C (26°F). Although both months see similar levels of precipitation, January receives more, totaling 97 mm (3.8 in) compared to November's 62 mm (2.5 in), both spread across 11 days. Moreover, January's humidity is slightly higher at 92%, while November's humidity is recorded at 88%, making January feel more humid and chilly overall. For more detailed insights on November weather, you can refer to this link: Stadt Winterthur (Kreis 1) weather in November.
In comparing the weather between January and December, January experiences slightly colder temperatures, with a minimum of -13°C (9°F) and an average of 1°C (34°F), while December has milder conditions, featuring a minimum of -8°C (19°F) and an average of 3°C (37°F). Precipitation levels are notable in both months, with January receiving 97 mm (3.8 in) over 11 days, compared to December's higher total of 121 mm (4.8 in) across 18 days. Humidity remains high in both months, with January at 92% and December at 90%. For a detailed look at December weather, you can visit Stadt Winterthur (Kreis 1) weather in December.
January in Stadt Winterthur (Kreis 1) is characterized by chilly temperatures and increased humidity, creating a distinct winter ambiance compared to the milder months that follow. With maximum temperatures reaching only 15°C, and a notable minimum of -13°C, residents and visitors can expect to bundle up when venturing outdoors. Precipitation is also a defining feature of January, falling over 11 days and accumulating a total of 97 mm. This winter month serves as a reminder of the colder season, making the arrival of spring all the more welcome. For a deeper dive into the climate patterns throughout the year, visit Stadt Winterthur (Kreis 1) Climate.