Last updated: February 26, 2025
In Speyer, Germany, December greets residents and visitors with a blend of cool temperatures and frequent rainfall. The maximum temperature hovers around 15°C (59°F), providing a mild respite from winter's chill, while the average settles at a brisk 4°C (40°F). However, nights can dip to a minimum of -6°C (22°F), urging warm attire. December witnesses 103 mm (4.1 in) of precipitation over the course of 18 days, resulting in a humidity level of 91%, contributing to the atmospheric aura of this charming city during the festive season.
In December, Speyer, Germany transitions into the heart of winter, showcasing a notable drop in temperatures. With minimums reaching -6°C (22°F) and an average hovering around 4°C (40°F), the month remains brisk yet milder compared to the harsh chill of January. Daytime highs can bring some relief, peaking at around 15°C (59°F), which can make outdoor activities enjoyable during sunny spells. This gradual shift from the frosty depths of late autumn highlights a pattern of fluctuating temperatures as the year closes, inviting both the chill of winter and the promise of festive cheer in the air.
In December, Speyer, Germany, experiences a notable surge in precipitation, with 103 mm (4.1 in) of rainfall spread over 18 days—making it the wettest month of the year. This significant increase stands in stark contrast to the drier months preceding it, showcasing a clear trend of winter's arrival. With an average of only about 9 to 13 precipitation days in the preceding months, December's higher frequency of rainfall highlights a shift in weather patterns, as the city prepares for the cold embrace of winter. The increased moisture not only enriches the landscape but also sets the scene for a cozy, festive atmosphere as the holiday season unfolds.
In December, Speyer, Germany experiences a notable rise in humidity, reaching 91%, which aligns with the city's trend of heightened moisture levels as the year draws to a close. Following an upward trajectory from October's 88%, December's humidity reflects a return to the relaxed, cozy atmosphere typical of winter months. Throughout the year, humidity levels generally decrease from a high in January at 91% to a low in May at 79%, before gradually increasing again in the latter months. This December spike indicates a seasonal shift, echoing the previous winter's characteristics and suggesting that the comforting chill often brings a blanket of moisture to the air, making for a quintessential German winter experience.
In Speyer, Germany, the UV Index experiences a notable shift throughout the year, reflecting the changing seasons. December marks a low point with a UV Index of 1, indicating minimal sun exposure risk and a comfortable burn time of 45 minutes. This follows a trend of lower indices during the winter months, as indicated by the January and November readings, which also register a low UV risk. As the year progresses into spring and summer, the UV Index climbs significantly, peaking at 8 during May, June, and July, when protection is essential due to the very high exposure category. Whether basking in the winter sun or gearing up for the summer rays, it's crucial to be mindful of these fluctuations in UV levels. For more detailed information, visit Speyer UV Index.
UV Risk Categories
In Speyer, Germany, December brings a gentle tapering of daylight, with 144 hours of sunshine illuminating the month. As the year closes, this is a noticeable drop compared to the vibrant 415 hours experienced in July, highlighting the ebb and flow of sunlight through the seasons. The trend reveals an engaging transition from winter’s cozy embrace, with mornings often cloaked in a soft fog, toward the more sun-drenched months of spring and summer. December's sunshine, while significantly less than the preceding months, invites a reflective mood and sets the stage for the promise of a brighter year ahead.
In Speyer, Germany, December presents a challenging climate for those seeking sunny weather, with a modest 17% chance of sunshine. This figure starkly contrasts the sunnier months earlier in the year, where spring and early autumn boast probabilities nearing 46% in March and 45% in September. Even more striking is the shift from November's 21%, signaling a notable drop as winter sets in. As temperatures cool, the day's luminosity wanes, and the likelihood of overcast skies increases, making December one of the greyest months in Speyer. For sunshine enthusiasts, it's clear that the vibrant rays of summer are but a distant memory during this chilly time of year.
In Speyer, Germany, the rhythm of daylight ebbs and flows throughout the year, creating a captivating seasonal dance. Starting with 8 hours of daylight in January and December, the city experiences a gradual increase as spring approaches, peaking at an impressive 16 hours in June. This vibrant transition showcases the longer, sunlit days of summer, where locals bask in outdoor activities. However, as summer wanes and autumn settles in, daylight begins to wane once more, dipping to 14 hours in August and further down to 10 hours by October. By November, the shift toward shorter days is palpable, with just 9 hours of sunlight. Ultimately, December brings a return to the winter's embrace, as daylight drops back to 8 hours, closing the cycle until the light starts to gradually emerge once again with the new year.
In Speyer, Germany, December ushers in a subtle increase in wind activity, with average speeds reaching 2.9 m/s (6 mph). This marks an interesting shift from the generally calmer conditions of the preceding months, where wind speeds hovered around the lower end of the scale. While December's winds are relatively mild compared to the clear gusts of spring and early summer, which peak at an average of 3.5 m/s (8 mph) in May, they hint at the seasonal transitions that characterize this historic city. As winter approaches, the crisper breezes carry with them a promise of change, making December a reflective month where nature prepares for the cold embrace of winter while still holding onto the gentler remnants of fall.
The weather in Speyer changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Speyer and find detailed weather information for every month.
December and January weather shows notable differences, particularly in temperature and precipitation. December experiences a milder average temperature of 4°C (40°F) with a maximum of 15°C (59°F), while January is colder, with an average of 3°C (37°F) and a maximum of 14°C (57°F). Additionally, December sees more precipitation, totaling 103 mm (4.1 in) over 18 days, compared to January's 65 mm (2.6 in) across just 13 days. Despite the decrease in rain, both months maintain a high humidity level of 91%. For a closer look at weather conditions specific to January, check out Speyer weather in January.
December and February showcase distinct weather patterns, with December experiencing a slightly warmer average temperature of 4°C (40°F) compared to February's average of 5°C (41°F). However, February features colder minimum temperatures, dipping to -9°C (16°F), while December's minimum reaches -6°C (22°F). Precipitation is also notably lower in February, totaling 60 mm (2.4 in) over 11 days, in contrast to December's 103 mm (4.1 in) across 18 days. Humidity levels are similar in both months, with December at 91% and February at 89%. For more details on February conditions, visit Speyer weather in February.
December and March present contrasting weather patterns. In December, temperatures range from a chilly minimum of -6°C (22°F) to a mild maximum of 15°C (59°F), with an average of 4°C (40°F). The month is characterized by high humidity levels at 91% and significant precipitation, totaling 103 mm (4.1 in) over 18 days. In contrast, March brings slightly cooler minimum temperatures of -9°C (16°F), while the average temperature rises to 7°C (45°F) and reaches a maximum of 23°C (73°F). It sees less precipitation, with 70 mm (2.8 in) over 14 days and a slightly lower humidity level of 87%. For more detailed information, check out Speyer weather in March.
In December, the weather is quite chilly, with temperatures ranging from a minimum of -6°C (22°F) to a maximum of 15°C (59°F) and an average of 4°C (40°F). The month is marked by significant precipitation, totaling 103 mm (4.1 in) over 18 days, and a high humidity level of 91%. In stark contrast, April brings a much warmer climate, where temperatures are milder, with a minimum of -3°C (27°F) and rising to a maximum of 28°C (82°F), averaging around 11°C (52°F). Additionally, April experiences much less rain, with only 29 mm (1.1 in) over just 7 days and a lower humidity of 83%. For a closer look at weather details specific to April, you can visit Speyer weather in April.
When comparing the weather in December and May, significant contrasts emerge. December experiences colder temperatures, with a minimum plunging to -6°C (22°F) and an average around 4°C (40°F), while May enjoys a much milder climate, with temperatures ranging from a minimum of 1°C (33°F) to a comfortable maximum of 32°C (89°F). In terms of precipitation, December has a higher amount at 103 mm (4.1 in) spread over 18 days, compared to May's 73 mm (2.9 in) over just 11 days, indicating that May is generally drier. Additionally, humidity levels are higher in December at 91%, while May sees a lower, though still substantial, humidity of 79%. For further details on May weather, you can explore Speyer weather in May.
In December, the weather is notably colder, with temperatures ranging from a chilling -6°C (22°F) to a mild 15°C (59°F), averaging around 4°C (40°F). The month is marked by significant precipitation, totaling 103 mm (4.1 in) over 18 days, and a high humidity level of 91%, creating a damp and crisp atmosphere. In contrast, June brings much warmer conditions, with temperatures ranging from a comfortable 8°C (47°F) to a scorching 36°C (97°F), averaging a pleasant 20°C (68°F). Precipitation is less frequent in June, totaling 65 mm (2.5 in) over just 10 days, and humidity decreases to 82%, resulting in a more stable and enjoyable climate. For more detailed information about June weather in the area, visit Speyer weather in June.
In December, the weather is considerably colder, with temperatures ranging from a minimum of -6°C (22°F) to a maximum of 15°C (59°F), and an average temperature of 4°C (40°F). The month sees substantial precipitation of 103 mm (4.1 in) over 18 days, contributing to a high humidity level of 91%. In contrast, July brings much warmer conditions, featuring temperatures that range from a minimum of 9°C (49°F) to a maximum of 38°C (102°F), with an average of 21°C (70°F). Precipitation in July is significantly lower at 57 mm (2.3 in) across just 10 days, along with a humidity level of 83%. For more details about July weather, check Speyer weather in July.
December and August exhibit strikingly different weather patterns. In December, the temperature ranges from a chilly -6°C (22°F) to a milder 15°C (59°F), with an average of just 4°C (40°F). This month also sees significant precipitation, totaling 103 mm (4.1 in) over 18 days, and a high humidity level of 91%. In contrast, August offers much warmer conditions, with temperatures fluctuating between 9°C (48°F) at night and soaring up to a hot 36°C (97°F) during the day, averaging around 21°C (70°F). The precipitation in August is lower at 51 mm (2.0 in) over 11 days, coupled with a slightly lower humidity of 84%. For more detailed information, you can check out Speyer weather in August.
December weather is characterized by much colder temperatures, with daily averages around 4°C (40°F) and a minimum that can drop to -6°C (22°F), compared to the milder September, which enjoys an average of 17°C (62°F) and maximums reaching up to 33°C (91°F). In December, precipitation is significantly higher, totaling 103 mm (4.1 in) over 18 days, whereas September sees only 45 mm (1.8 in) across just 7 days. Additionally, December's humidity is slightly higher at 91%, compared to 85% in September. For a detailed look at September weather, you can check Speyer weather in September.
December weather is significantly colder than October, with temperatures ranging from a minimum of -6°C (22°F) to a maximum of 15°C (59°F), and an average of 4°C (40°F). In contrast, October offers milder conditions, exhibiting a minimum of 2°C (36°F) and a comfortable maximum of 26°C (80°F), averaging around 12°C (54°F). Precipitation in December is also higher, with 103 mm (4.1 in) over 18 days, compared to October's 63 mm (2.5 in) over just 13 days. Additionally, December's humidity is slightly higher at 91% compared to October's 88%. For more specific insights, visit Speyer weather in October.
In comparing the weather between November and December, December tends to be colder, with minimum temperatures reaching -6°C (22°F) compared to November's minimum of -2°C (28°F). While both months experience a range of temperatures, November has a higher average of 6°C (44°F) and can peak at a warm 22°C (71°F), whereas December's average drops to 4°C (40°F) with a maximum of 15°C (59°F). Rainfall is more frequent in December, with precipitation occurring on 18 days and totaling 103 mm (4.1 in), compared to November, which sees only 49 mm (1.9 in) over 9 days. Humidity levels are slightly higher in December at 91%, compared to November's 89%. For more detailed insights, you can visit Speyer weather in November.
As December settles over Speyer, the weather takes on a distinctive chill that sets it apart from other months. With a notable drop in temperatures, residents can expect the mercury to hover around a cool average of 4°C (40°F), contrasting sharply with the milder autumn days. The month also brings increased humidity levels, creating a damp atmosphere that feels particularly pronounced during the frequent precipitation days—18 in total—which collectively account for over 103 mm (4.1 in) of rainfall. This blend of cold, moisture, and shorter daylight hours paints a picture of a month where cozy indoor activities become the norm. For a more detailed look at how December compares to the rest of the year in terms of weather patterns, visit Speyer Climate.