December Weather in Brookings, United States

Last updated: February 24, 2025

In December, Brookings experiences a vivid array of weather characteristics that define the winter season. With a maximum temperature reaching 17°C (63°F) and an average of 9°C (49°F), the month presents a brisk yet manageable chill. The minimum temperature dips to 3°C (37°F), often accompanied by a blanket of clouds and precipitation, totaling an impressive 237 mm (9.3 in) over 15 days. The high humidity level of 86% contributes to a damp atmosphere, making this month feel both cozy and fresh. As winter unfolds, Brookings showcases its characteristic charm, inviting residents and visitors alike to enjoy the beauty of the season.

December Temperature in Brookings

In Brookings, United States, December brings a notable drop in temperatures as the year draws to a close. The monthly averages showcase a cool climate, with minimums hovering around 3°C (37°F) and maximums peaking at 17°C (63°F). This month aligns closely with the trends observed in late autumn, reflecting a gradual descent from the milder autumnal weather seen in November, where temperatures reached up to 19°C (67°F). December maintains consistency in its chill with an average of 9°C (49°F), creating a crisp atmosphere that hints at the impending winter months. As the year wraps up, Brookings offers a tranquil and brisk environment, perfect for cozy gatherings and holiday festivities.

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

The chart illustrates December temperature patterns in Brookings, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec484748515560646563585249
Data source: Temperature data for Brookings 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 Brookings

December in Brookings, United States, experiences a notable surge in precipitation, with 237 mm (9.3 in) of rain recorded over 15 days. This uptick follows the trend of increasing moisture as the year progresses, particularly after November’s 213 mm (8.4 in). Notably, December's rainfall marks a slight decrease from January’s peak but remains significantly higher than the dryer months of summer, which see minimal precipitation. This persistent moisture during the winter months underscores the coastal climate's characteristic patterns, as the region prepares for the colder season while retaining a steady rhythm of rainfall that invigorates the landscape.

December Precipitation Trends in Brookings

The chart displays monthly precipitation patterns in Brookings, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3012702071656836145993213237
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Brookings

As December rolls in, Brookings experiences a notable return to higher humidity levels, clocking in at a substantial 86%. This marks a significant increase from the more comfortable summer months of July and August, where humidity dipped to a refreshing 70% and 60%, respectively. The trend reveals a gradual rise in moisture content, beginning with the typically drier spring months, where humidity averaged around 81%-82%. November's spike to 87% sets the stage for December's embrace of winter, keeping the air crisp yet saturated. As the year concludes, residents can expect the familiar embrace of humidity as they cozy up for the holidays, reflecting the cyclical nature of Brookings' climate.

December Average Humidity in Brookings

This chart illustrates the average monthly humidity levels in Brookings, 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.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%85%82%81%79%70%60%62%72%87%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Brookings

As December rolls into Brookings, the UV Index takes a noticeable dip, with a value of 2, indicating a low exposure category where the risk of harm from unprotected sun exposure is minimal. This cooler month contrasts sharply with the peak summer months of June and July, which consistently hit a UV Index of 10, marking them as very high risk periods where burn times can drop to as little as 15 minutes. The transitional months of March to November reveal a trend of gradually increasing UV levels, peaking in May and June before tapering off as winter approaches. With a burn time of 45 minutes in December, residents can enjoy more time outdoors with less sun protection needed. For a comprehensive look at UV levels throughout the year in Brookings, check out the detailed Brookings UV Index.

Maximum UV Index Levels in Brookings for December

The chart shows the monthly maximum UV Index (UVI) for Brookings 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.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Brookings 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 Brookings

In Brookings, December ushers in the final chapter of the year with its own unique charm, offering residents and visitors 145 hours of sunlight. This marks a notable decrease from the sun-drenched peak of July, which boasts an impressive 397 hours. As the year transitions from the vibrant sunshine of summer to the softer, shorter days of winter, December reflects a consistent trend where sunlight begins to wane after the exuberance of May’s 341 hours. Despite the drop, this month still provides a cozy, albeit brisk, light filling the winter days, reminding us of the gradual shift that prepares the region for the refreshing renewal of spring.

Monthly Sunshine Duration in Brookings: December Highlighted

The December sunshine duration represents the total number of hours Brookings 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.
JanFebMarAprMayJunJulAugSepOctNovDec109h172h234h270h341h371h397h356h296h260h184h145h
Data source: Brookings December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Brookings During December

In Brookings, the sunny weather peaks in the summer months, with July and August boasting impressive chances of 81% and 80% sunshine, respectively. As the year winds down, however, the likelihood of sunny days begins to fade, hitting a low in December with just 24% chance of sun. This trend highlights a notable decline from the spring and summer warmth, with April and May enjoying the highest probabilities of sunshine at 63% and 64%. As winter approaches, residents can expect shorter, cloudier days, making December a challenging month for sun-seekers in this picturesque coastal town.

Percentage of Sunny Days in December in Brookings

The chart illustrates the percentage of sunny days in Brookings 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 Brookings experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%36%50%63%64%55%81%80%68%41%29%24%
Data source: Brookings December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Brookings in December

As the year winds down, December in Brookings, United States, mirrors January with a daylight duration of just 9 hours. This seasonal drop follows a gradual increase from the depths of winter in January, reaching a peak of 15 hours in June, when the long summer days bring vibrant life to the area. The months that follow showcase a steady decline, transitioning from 14 hours in July to 13 hours in August and downward through the fall. By the time December arrives, days are shorter again, reminiscent of the year's beginning. This cyclical pattern of daylight not only highlights the natural rhythm of the seasons but also invites Brookings residents to embrace the warmth and light of the festive season before the days gradually lengthen once more.

Average Daylight Hours in Brookings for December

The chart illustrates the variation in daylight duration in Brookings throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 30m10h 35m11h 58m13h 23m14h 35m15h 10m14h 50m13h 46m12h 25m11h9h 46m9h 9m
Data source: Brookings daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Brookings

In December, Brookings experiences an average wind speed of 4.0 m/s (9 mph), which aligns with the town's seasonal patterns of breezy winters. As the year winds down, wind speeds remain consistent with those observed in the previous months, highlighting a gentle transition into winter. Notably, December's winds mirror the trends established in October and February, where speeds hover around the same mark. This stability suggests that while winter weather settles in, Brookings continues to maintain its characteristic breezy atmosphere, offering a refreshing** coastal experience** even in the chillier months.

Average December Wind Speed in Brookings

The chart displays monthly wind speed patterns in Brookings, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.74.04.43.54.73.74.64.43.94.03.64.0 m/s
Data source: Brookings December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Brookings Compares to Other Months

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

December and January exhibit quite similar temperature profiles, with average highs of 17°C (63°F) and lows around 3°C (37°F) in December and 2°C (36°F) in January. However, January tends to be slightly wetter, with precipitation reaching 301 mm (11.8 in) over 16 days, compared to December's 237 mm (9.3 in) over 15 days. Notably, the humidity remains consistent at 86% in both months, contributing to a damp, chilly atmosphere. For a more detailed look at January weather in Brookings, explore Brookings weather in January.

December and February in Brookings present a somewhat similar climate, but with some notable differences. December typically experiences slightly higher minimum temperatures, averaging 3°C (37°F), while February's minimum is around 2°C (35°F). However, February boasts warmer maximum temperatures, reaching up to 21°C (70°F) compared to December's 17°C (63°F). Precipitation is common in both months, with December receiving 237 mm (9.3 in) across 15 days and February totaling 270 mm (10.6 in) over 14 days. Humidity levels are comparable, both hovering around 85-86%. For a more detailed look at February's weather, check out Brookings weather in February.

Both December and March in Brookings exhibit remarkably similar temperature patterns, with minimum temperatures around 3°C (37°F), average highs nearing 9°C (48°F), and maximums reaching up to 17°C (63°F). However, December tends to be slightly wetter, featuring 237 mm (9.3 in) of precipitation over 15 days, compared to March's 207 mm (8.1 in) during the same number of rainy days. Humidity levels are also comparable, with December at 86% and March at 85%. For more detailed information on the weather during March, you can check Brookings weather in March.

In December, the weather is cooler with average temperatures ranging from 3°C (37°F) to a maximum of 17°C (63°F), accompanied by high humidity levels at 86%. This month sees considerable precipitation, with 237 mm (9.3 in) over approximately 15 days. In contrast, April brings slightly warmer temperatures, with a minimum of 4°C (40°F) and a peak of 21°C (70°F) while maintaining a lower humidity of 82%. Additionally, April experiences less rainfall, totaling 165 mm (6.5 in) over about 10 days. For more details on the weather in April, you can visit Brookings weather in April.

December and May present contrasting weather patterns, highlighting the shift from winter to late spring. In December, temperatures range from a minimum of 3°C (37°F) to a maximum of 17°C (63°F), with an average of 9°C (49°F). This month experiences significant precipitation, totaling 237 mm (9.3 in) over 15 days, and maintains a high humidity level of 86%. In contrast, May offers more temperate conditions, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 27°C (80°F) and an average of 13°C (55°F). The precipitation in May is considerably lower, at 68 mm (2.7 in) over just 6 days, accompanied by a slightly lower humidity of 81%. For a detailed overview of weather conditions in May, you can visit Brookings weather in May.

December and June present a striking contrast in weather patterns. In December, temperatures range from a chilly minimum of 3°C (37°F) to a comfortable maximum of 17°C (63°F), with an average temperature of 9°C (49°F). The month is characterized by high humidity at 86% and substantial precipitation, totaling 237 mm (9.3 in) over 15 days. In contrast, June enjoys warmer temperatures, with a minimum of 9°C (48°F) and a maximum of 27°C (80°F), averaging 16°C (61°F). Precipitation significantly decreases to only 36 mm (1.4 in) across just 4 days, accompanied by lower humidity at 79%. For more details, check Brookings weather in June.

December presents a significantly chillier climate compared to July, with average temperatures ranging from a minimum of 3°C (37°F) to a maximum of 17°C (63°F). This month is characterized by frequent rain, averaging 237 mm (9.3 inches) of precipitation over 15 days, leading to a high humidity level of 86%. In contrast, July boasts warmer temperatures, with a minimum of 11°C (52°F) and a more comfortable average of 18°C (65°F) reaching up to 26°C (79°F). Notably, July is quite dry, receiving only 1 mm (0.0 inches) of precipitation and experiencing no rainy days, resulting in a lower humidity of 70%. For more detailed weather insights, you can check Brookings weather in July.

December and August present a stark contrast in weather. In December, temperatures range from a chilly minimum of 3°C (37°F) to a milder maximum of 17°C (63°F), accompanied by significant precipitation of 237 mm (9.3 in) over 15 days, resulting in high humidity levels of 86%. In contrast, August offers much warmer temperatures, with a minimum of 13°C (56°F) and a pleasant maximum of 29°C (85°F). The month is characterized by arid conditions, experiencing only 4 mm (0.2 in) of precipitation over the course of no rainy days, and lower humidity levels at 60%. For more details on August weather, check out Brookings weather in August.

December and September present notably different weather patterns. In December, temperatures range from a minimum of 3°C (37°F) to a maximum of 17°C (63°F), with an average temperature of 9°C (49°F). The month also experiences significant rainfall, accumulating 237 mm (9.3 in) over about 15 days, coupled with high humidity at 86%. In contrast, September enjoys warmer temperatures, with a minimum of 9°C (49°F) and a maximum of 32°C (89°F), averaging 17°C (63°F). This month sees much less rainfall, totaling 59 mm (2.3 in) over just 5 days, and has a lower humidity level of 62%. For more insights on September weather, visit Brookings weather in September.

In comparing the weather between December and October, October generally presents a milder and more pleasant climate. With average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 25°C (77°F), October offers a comfortable average of 14°C (58°F). In contrast, December sees lower temperatures, with a minimum of 3°C (37°F) and a maximum of 17°C (63°F), leading to a cooler overall experience. Additionally, October experiences significantly less precipitation at 93 mm (3.7 in) over just 6 days, compared to December's wetter conditions with 237 mm (9.3 in) falling over 15 days. Humidity levels also differ markedly, as December retains a higher average of 86%, while October’s humidity is more manageable at 72%. For more detailed weather specifics for October, you can visit Brookings weather in October.

When comparing the weather in December to that of November, we see a slight decrease in temperature, with December's average reaching 9°C (49°F) compared to November's 11°C (53°F). Although December experiences a bit more precipitation at 237 mm (9.3 in) over 15 days, November isn't far behind with 213 mm (8.4 in) across 12 days. Humidity levels remain similar, with December at 86% and November at 87%. This indicates that December is generally cooler and wetter than November. For a detailed overview of November weather, you can visit Brookings weather in November.

Compare Brookings's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Brookings

As December settles in, Brookings experiences a distinct shift in weather patterns compared to other months. The cooler temperatures, with a higher likelihood of cold spells, contrast sharply with the milder conditions found in autumn. This month is marked by elevated humidity levels and increased precipitation, resulting in a lush, moisture-rich environment. Specifically, December sees nearly half the month experiencing some rain, making it one of the wetter times of the year. As the landscape transforms under a blanket of clouds and rain, residents can expect a uniquely cozy atmosphere indicative of winter's embrace. For a deeper dive into the climate specifics of Brookings, visit Brookings Climate.