December Weather in Galena, United States

Last updated: February 24, 2025

In December, Galena, United States experiences a striking range of temperatures, with maximums reaching 20°C (68°F) and plunging to minimums of -21°C (-6°F), resulting in an average temperature around -1°C (30°F). This month is characterized by 43 mm (1.7 in) of precipitation spread over 6 days, contributing to the region's 82% humidity. The weather fluctuates between winter chill and occasional milder spells, making it a unique time to experience Galena's serene winter landscapes and vibrant seasonal charm.

December Temperature in Galena

In December, Galena, United States begins to feel the full onset of winter, with temperatures reflecting a marked drop from the milder months preceding it. The minimum temperature dips to a frigid -21°C (-6°F), while the average barely rises above freezing at -1°C (30°F). This chill is complemented by occasional warmer days, peaking at a maximum of 20°C (68°F), offering brief respites from the cold. The progression from the preceding months showcases a steady decline in temperatures, highlighting December as one of the coldest periods of the year, where winter's grip firmly takes hold, inviting residents to embrace cozy indoor activities and winter sports.

December Weather in Galena: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Galena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec222337476172757266523730
Data source: Temperature data for Galena generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Galena

In December, Galena experiences a notable dip in both precipitation amount and precipitation days, with 43 mm (1.7 in) of rain falling over just 6 days. This decline follows a generally wet year, peaking in May with a hefty 146 mm (5.8 in) spread over 15 days, which showcases the region's capability for significant rainfall. As the year winds down, December's weather transitions into the drier territory, marking a shift towards the colder, winter months. Overall, the reduction in both the amount and frequency of precipitation in December hints at a seasonal trend that prepares Galena for the chill of winter ahead, providing a striking contrast to the spring's earlier downpours.

December Precipitation Trends in Galena

The chart displays monthly precipitation patterns in Galena, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec5060658814613488951121154543
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Galena

In December, Galena, United States, experiences a notable humidity level of 82%, reflecting a trend of relatively high moisture as the year draws to a close. This month follows a pattern observed in November, when humidity peaks at 88%, signaling the onset of winter. As the temperature drops in the winter months, humidity levels tend to remain elevated, peaking in the colder seasons before gradually decreasing in the spring and summer. Notably, July and August boast the lowest humidity levels at 75% and 69%, respectively, providing a stark contrast to the end-of-year averages. Thus, while December's humidity is slightly elevated compared to late summer, it fits within a broader seasonal rhythm that defines Galena's climate.

December Average Humidity in Galena

This chart illustrates the average monthly humidity levels in Galena, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%84%83%75%79%75%69%74%79%88%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Galena

In December, Galena experiences a notable drop in the UV Index, registering at just 2, which falls into the low exposure category. This means residents and visitors can enjoy outdoor activities with a more extended burn time of 45 minutes before needing protection. This trend of decreasing UV levels is consistent with the transition from the intense summer months, where the index peaked at 10 during June and July, to the cooler, less sunny days of winter. As the year draws to a close, the shift to lower UV levels provides a respite from the intense sunlight, making December an ideal month for leisurely outdoor pursuits. For more details, check out the Galena UV Index.

Maximum UV Index Levels in Galena for December

The chart shows the monthly maximum UV Index (UVI) for Galena in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098532
Data source: Galena December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Galena

In December, Galena basks in 189 hours of sunshine, showcasing a subtle decline as the year draws to a close. This month, while shorter in daylight than summer's peak—where July boasts an impressive 361 hours—still shines brighter than the early winter months. The trend of increasing sunlight from January to July creates a warm and inviting atmosphere, but December's softer glow hints at a transition into winter's embrace. As the year shifts towards colder months, residents and visitors can appreciate the serene beauty of Galena's winter landscapes, illuminated by those precious sunlit hours.

Monthly Sunshine Duration in Galena: December Highlighted

The December sunshine duration represents the total number of hours Galena experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec133h194h234h241h264h328h361h333h273h214h198h189h
Data source: Galena December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Galena During December

In Galena, December brings a 39% chance of sunny weather, hinting at a higher likelihood of cloud cover as the year winds down. This figure is reflective of a gradual decline in sun exposure from earlier months, where September enjoys the sunniest days at 63%. As we transition into the colder months, weather patterns shift, and while December is brighter than January's 26%, it still trails behind the sunnier spring and summer months, with June peaking at 51%. This trend illustrates the natural ebb and flow of seasonal weather, making December a time where festive cheer is often accompanied by overcast skies in Galena.

Percentage of Sunny Days in December in Galena

The chart illustrates the percentage of sunny days in Galena throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Galena experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec26%35%43%36%35%51%46%57%63%37%42%39%
Data source: Galena December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Galena in December

In Galena, United States, the rhythm of daylight unfolds throughout the year, revealing an intriguing seasonal dance. As December arrives, daylight reaches a low of just 9 hours, mirroring the shorter days of November. This pattern of diminishing daylight begins in the summer, where June boasts an impressive 15 hours. The gradual decrease continues through the fall, ultimately stabilizing at this lower threshold. January follows suit with a continued 9 hours of daylight, placing both months at the nadir of the annual cycle. Yet, the promise of lengthening days looms ahead, as February nudges up to 10 hours, hinting at the gradual return of brightness that will soon lift Galena from the depths of winter. This cyclical transition reflects the interplay of nature's clock, inviting residents and visitors alike to appreciate the subtle shifts in light that mark each season.

Average Daylight Hours in Galena for December

The chart illustrates the variation in daylight duration in Galena throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 27m10h 33m11h 58m13h 24m14h 37m15h 14m14h 54m13h 48m12h 25m10h 59m9h 44m9h 5m
Data source: Galena daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Galena

As December rolls into Galena, the winds begin to reveal a slight uptick, with an average speed of 3.7 m/s (or 8 mph), a welcome transition from the calmness of summer. Following a gradual increase in wind speed since November's 3.9 m/s, the December breezes offer a brisk yet manageable chill, echoing the seasonal change. This month’s winds are reminiscent of the springtime gusts observed earlier in the year, particularly in March, which boasts a higher average of 3.9 m/s. Yet, December does not reach those spring heights; instead, it closes the year with a steady flow, reinforcing the area's characteristic winter charm while maintaining a sense of continuity. Overall, the winds in Galena during December linger in that delicate balance between refreshing and tranquil, an invitation to embrace the season’s beauty.

Average December Wind Speed in Galena

The chart displays monthly wind speed patterns in Galena, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.33.93.73.52.92.62.63.23.33.93.7 m/s
Data source: Galena December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Galena Compares to Other Months

The weather in Galena 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 Galena and find detailed weather information for every month.

December and January exhibit notable differences in temperature and precipitation patterns. In December, temperatures range from a minimum of -21°C (-6°F) to a maximum of 20°C (68°F), with an average of -1°C (30°F). This month experiences 43 mm (1.7 in) of precipitation over 6 days and maintains a humidity level of 82%. Conversely, January sees a drop in temperatures with a minimum of -32°C (-26°F) and a maximum of 10°C (50°F), leading to an average of -6°C (22°F). Precipitation increases slightly to 50 mm (2.0 in) over 8 days, accompanied by a humidity of 84%. For more detailed insights on January weather, you can check Galena weather in January.

In December, temperatures in Galena can drop to a minimum of -21°C (-6°F) and reach an average of -1°C (30°F), with a maximum of 20°C (68°F). This month experiences about 43 mm (1.7 in) of precipitation over roughly 6 days, accompanied by a humidity level of 82%. In contrast, February is even colder, with minimum temperatures plunging to -33°C (-27°F) and an average around -5°C (24°F), while still maintaining a maximum of 20°C (69°F). February sees a higher total precipitation of 60 mm (2.4 in) across approximately 8 days, with humidity slightly higher at 85%. For more detailed insights into the weather conditions, visit Galena weather in February.

In December, temperatures in Galena typically range from a chilly -21°C (-6°F) at night to a mild 20°C (68°F) during the day, with an average around -1°C (30°F). The month experiences about 43 mm (1.7 in) of precipitation over approximately 6 days, accompanied by a humidity level of 82%. In contrast, March brings slightly colder minimum temperatures of -24°C (-11°F) but warms up to an average of 3°C (37°F) and a maximum of 23°C (73°F). This month sees increased precipitation, totaling 65 mm (2.5 in) across roughly 10 days, and a marginally higher humidity of 84%. For more detailed information, you can check Galena weather in March.

In December, temperatures can be quite frigid, ranging from a minimum of -21°C (-6°F) to a maximum of 20°C (68°F), with an average temperature hovering around -1°C (30°F). The month typically sees about 43 mm (1.7 in) of precipitation over six days, and the humidity is relatively high at 82%. In contrast, April brings a more moderate climate, with temperatures varying from a minimum of -8°C (18°F) to a maximum of 27°C (80°F) and an average of 8°C (47°F). This month experiences nearly double the precipitation at 88 mm (3.5 in) across 11 days, while humidity levels remain similar at 83%. For more detailed information about the weather in Galena during April, visit Galena weather in April.

December and May in Galena exhibit stark contrasts in weather. December's temperatures range from a frigid -21°C (-6°F) to a mild 20°C (68°F), with an average of -1°C (30°F), and the month experiences approximately 43 mm (1.7 in) of precipitation across six days, contributing to a high humidity level of 82%. In stark contrast, May sees much warmer temperatures, with a minimum of -1°C (30°F) and a maximum of 34°C (94°F), averaging around 16°C (61°F). The month receives significantly more precipitation, totaling 146 mm (5.8 in) over 15 days, and features slightly lower humidity at 75%. For a deeper look at May weather specifics, you can check out Galena weather in May.

December and June present strikingly different weather patterns. In December, temperatures can plunge as low as -21°C (-6°F) with an average of -1°C (30°F), while the maximum reaches a mild 20°C (68°F). This month experiences 43 mm (1.7 in) of precipitation over six days, coupled with a high humidity of 82%, making it feel quite chilly. In contrast, June brings a warm vibrancy with temperatures ranging from a minimum of 10°C (49°F) to an average of 22°C (72°F), peaking at a sweltering 34°C (93°F). The summer month sees significantly higher precipitation at 134 mm (5.3 in) over 11 days, with humidity slightly lower at 79%. For more detailed information about the weather during this month, check out Galena weather in June.

December and July present a stark contrast in weather conditions. In December, temperatures plummet to a minimum of -21°C (-6°F) and hover around an average of -1°C (30°F), with a maximum reaching only 20°C (68°F). This cold month sees about 43 mm (1.7 in) of precipitation over approximately 6 days, with humidity levels at a brisk 82%. In contrast, July boasts much warmer temperatures, with a minimum of 13°C (56°F) and an average of 24°C (76°F), peaking at a sweltering 35°C (95°F). July rains are more frequent, totaling 88 mm (3.4 in) over 12 days, while humidity remains lower at 75%. For more details, you can check Galena weather in July.

When comparing the weather in December and August, the differences are striking. December sees temperatures ranging from a frigid minimum of -21°C (-6°F) to a mild maximum of 20°C (68°F), with an average of -1°C (30°F). In contrast, August boasts much warmer conditions, with temperatures ranging from a comfortable minimum of 12°C (53°F) to a scorching maximum of 33°C (91°F) and an average of 22°C (72°F). Precipitation levels also vary, with December receiving 43 mm (1.7 in) over about 6 days, while August experiences significantly more at 95 mm (3.7 in) over around 10 days. Humidity levels are higher in December at 82%, compared to August's 69%. For more detailed insights, check out Galena weather in August.

December and September exhibit stark contrasts in weather patterns. December temperatures fluctuate dramatically, with a minimum of -21°C (-6°F) and an average of -1°C (30°F), peaking at 20°C (68°F). The month is relatively dry, with only 43 mm (1.7 in) of precipitation over approximately 6 days, accompanied by high humidity levels at 82%. In contrast, September boasts a milder climate with a minimum of 3°C (38°F) and an average of 19°C (66°F), reaching highs of 33°C (91°F). Precipitation is significantly higher at 112 mm (4.4 in) across 9 days, but humidity is lower at 74%. For more insights on September weather, visit Galena weather in September.

In comparing the weather between October and December, it's clear that December experiences much colder conditions, with temperatures ranging from a minimum of -21°C (-6°F) to a maximum of 20°C (68°F) and an average of -1°C (30°F). In contrast, October enjoys milder temperatures, where the minimum is -4°C (24°F) and the maximum reaches up to 30°C (86°F), with an average of 11°C (52°F). Additionally, October is significantly wetter, receiving 115 mm (4.5 in) of precipitation over 11 days, compared to December's 43 mm (1.7 in) over just 6 days, while the humidity levels remain quite similar at 79% in October and 82% in December. For more detailed information on October weather, you can check Galena weather in October.

In December, temperatures drop significantly compared to November, with a minimum of -21°C (-6°F) and an average of -1°C (30°F), while November sees milder conditions, with a minimum of -15°C (5°F) and an average of 3°C (37°F). Both months experience similar precipitation levels, with December receiving 43 mm (1.7 in) over 6 days and November slightly higher at 45 mm (1.8 in) across 7 days. Humidity levels are also high, but December's average humidity of 82% is somewhat lower than November's 88%. For more detailed insights, you can explore Galena weather in November.

Compare Galena's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Galena

As December settles in, Galena experiences a significant shift in weather compared to the milder months preceding it. The chill in the air becomes more pronounced, with temperatures dipping notably, and the landscape often shrouded in a crisp, frosty embrace. December also tends to be wetter, with a few days of precipitation contributing to the overall humidity, which lingers at a brisk 82%. This month serves as a stark reminder of winter's arrival, offering residents and visitors a taste of the season's charm. To explore more about the unique climate characteristics of Galena throughout the year, visit Galena Climate.