Last updated: August 31, 2025
In Grytviken, South Georgia, January presents a unique climate experience characterized by mild temperatures that range from a maximum of 8°C (46°F) to a chilly minimum of -3°C (27°F), with an average of around 2°C (36°F). The month is notably wet, receiving approximately 120 mm (4.7 in) of precipitation across 19 days, fostering a humid atmosphere with levels reaching 92%. This combination of cool temperatures and frequent rainfall creates a captivating landscape for adventurers and wildlife enthusiasts alike, offering a glimpse into the stunning natural beauty of the South Sandwich Islands during summer.
In Grytviken, South Georgia and the South Sandwich Islands, January marks the height of summer, where temperatures exhibit a mild range with a minimum of -3°C (27°F), an average of 2°C (36°F), and a maximum of 8°C (46°F). This inviting warmth gradually gives way to the chill of late summer and early autumn; by February, while the temperatures remain similar, the maximum can creep up to 9°C (48°F). However, as the year progresses into March and beyond, the patterns shift sharply, with average temperatures dipping to 1°C (33°F) by April and plunging further into the negatives through the winter months, peaking in July at a biting -15°C (6°F). This evident descent into colder months demonstrates Grytviken's stark seasonal contrast, where summer's brief grace is quickly enveloped by the frigid embrace of winter, a testament to the region's extreme climate variability.
January in Grytviken, South Georgia and the South Sandwich Islands typically experiences moderate precipitation, with an average total of 120 mm (4.7 inches) falling over 19 days. This sets a precedent for the month's rainfall, which is slightly higher than February's totals but lower than the wettest months, March (142 mm) and April (143 mm). Interestingly, precipitation remains relatively consistent in this region, with most months reflecting similar patterns of rainfall days, hovering around 19 to 23 days. As the months progress into the winter season, the precipitation tends to peak, particularly in August, where it reaches 159 mm (6.2 inches), indicating a robust southern oceanic influence. Overall, while January offers a mix of wet and drier days, its precipitation levels pave the way for a diverse and ever-changing landscape throughout the year.
In January, Grytviken experiences its peak humidity at an impressive 92%, creating a lush and moist environment that characterizes the summer season in South Georgia and the South Sandwich Islands. This high humidity gradually tapers off to 90% in February and March, while the transition into autumn sees levels decrease slightly further to 86% in April. Throughout the subsequent months, humidity stabilizes around the mid-80s, with July recording the lowest point at 83%, before inching back up to 90% by November and December. This cyclical trend highlights a humid climate with a distinct seasonal variation, fostering a unique ecosystem that thrives under high moisture conditions.
In January, Grytviken experiences an aggressive UV Index of 11, categorized as extreme with a burn time of just 10 minutes, making sun protection essential for outdoor activities. This high exposure trend is mirrored again in October and November, when the index peaks at 11 and a striking 16, respectively. February and March see a slight dip, with UV Index values of 9 and 6, yet they still maintain very high to high exposure categories, thus requiring vigilance against sunburn. As the year progresses into cooler months from April through July, the UV Index lowers significantly, reaching a low of 1 in June. However, come August, it begins to rise again, demonstrating notable fluctuations throughout the seasons. For sun safety all year round, be sure to check the full details at Grytviken UV Index.
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In Grytviken, South Georgia and the South Sandwich Islands, January welcomes the skies with an impressive 150 hours of sunshine, a trend that sets the tone for the longer days of summer. As the month transitions into February, there's a slight dip to 145 hours, but the sun continues to linger, providing ample daylight for exploration. By March, sunlight wanes further to 123 hours, signaling the gradual approach of autumn. The end of the sunny streak comes in April, with just 100 hours, as the region braces for the colder months ahead. May brings a significant drop to 68 hours, and the following winter months are characterized by some of the shortest days, peaking at only 46 hours in July. However, as spring arrives in August, the sun begins to make a comeback, climbing to 73 hours. With October's 144 hours of sunlight, the days start to lengthen again, culminating in a remarkable 211 hours in December—marking the festive season with a bright finale to the year. Emphasizing this cycle of light, the region experiences a dynamic variation in sunshine that beautifully mirrors the changing seasons.
In Grytviken, South Georgia and the South Sandwich Islands, January typically offers a modest 14% chance of sunny weather, marking it as one of the less favorable months for sunshine. As the year progresses into February, the likelihood increases to 20%, suggesting a gradual warming trend. Interestingly, March sees a slight dip to 19%, but then the sunshine continues to rise with April at 13%. The contemplation of the months ahead reveals a peak in sunshine occurring in June, with a notable 27% chance. Following this peak, the chances of sunny days fluctuate modestly throughout the latter half of the year. Overall, while January may not boast a bright forecast, it sets the stage for an eventual embrace of sunnier days as the year unfolds.
During January in Grytviken, South Georgia and the South Sandwich Islands, residents enjoy a generous 16 hours of daylight, marking the height of summer in this remote paradise. As the month transitions into February, daylight begins to wane slightly to 14 hours, signaling the slow encroachment of autumn. This diminishing trend continues through March with 12 hours of daylight, further declining to 10 hours in April. By May, daylight shrinks to 8 hours, ushering in the long, dark winter months characterized by merely 7 hours of light in both June and July. The days then gradually lengthen again, reaching 9 hours by August and progressing to 11 hours in September. By October, the daylight lasts 13 hours, hinting at the return of spring's vitality. November brings 15 hours of light, leading into December, when the cycle culminates with 17 hours of daylight, offering a vibrant welcome to summer once again. This rhythmic pattern of daylight not only reflects the changing seasons but also shapes the unique lifestyle and natural beauty of Grytviken.
In January, the winds in Grytviken, South Georgia and the South Sandwich Islands gently stir at an average speed of 5.5 m/s (12 mph), setting the tone for the month. This breezy start gives way to a slight decline in February, where winds ease to 5.1 m/s (11 mph). However, as the seasons transition, the winds pick up again in March and April, reaching an average of 6.2 m/s (14 mph) and 6.5 m/s (14 mph) respectively, creating a dynamic shift. The momentum carries through the latter part of the year, with August and September also boasting formidable winds at 6.2 m/s (14 mph) and 6.0 m/s (13 mph). As the year winds down, the average speeds fluctuate, with a notable dip in May to 4.4 m/s (10 mph), only to rise again to 5.4 m/s (12 mph) in November. Overall, the January winds herald a period of lively breezes that characterize the unique climate of Grytviken.
Weather in Grytviken varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Grytviken, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February in Grytviken exhibit similar chilly temperatures with both months experiencing a minimum of -3°C (27°F) and an average temperature of around 2°C (37°F). However, February sees a slight increase in the maximum temperature, reaching 9°C (48°F) compared to January's 8°C (46°F). Precipitation levels are also comparable, with January receiving 120 mm (4.7 in) over 19 days, while February has 117 mm (4.6 in) over 18 days, resulting in slightly drier conditions. Additionally, humidity decreases marginally from 92% in January to 90% in February, making February a touch more comfortable. For more details, you can check Grytviken weather in February.
In January, the weather in Grytviken experiences a mild average temperature of 2°C (36°F), with maximum highs reaching 8°C (46°F) and minimum lows around -3°C (27°F). The month sees significant precipitation, totaling 120 mm (4.7 in) over 19 days, accompanied by high humidity levels at 92%. In contrast, March brings slightly cooler temperatures, with an average of 2°C (35°F), and a maximum of 7°C (45°F), while the minimum dips to -5°C (23°F). This month also records more precipitation at 142 mm (5.6 in) across 22 days, though humidity remains relatively high at 90%. For a detailed look at the weather in Grytviken during March, you can follow this link: Grytviken weather in March.
When comparing the weather in January and April, it’s noticeable that both months experience cold temperatures, but April is generally chillier. January boasts average temperatures around 2°C (36°F), with highs reaching 8°C (46°F), while April sees a slightly lower average of 1°C (33°F) and a maximum of 6°C (43°F). Precipitation is higher in April, with 143 mm (5.6 in) falling over 23 days compared to January's 120 mm (4.7 in) over 19 days. Additionally, humidity is slightly lower in April at 86%, compared to January's 92%. For more detailed information on April weather, you can visit Grytviken weather in April.
January and May present contrasting weather patterns in Grytviken. In January, temperatures range from a minimum of -3°C (27°F) to a maximum of 8°C (46°F), with an average of 2°C (36°F). This month also sees significant precipitation, totaling 120 mm (4.7 in) over 19 days and high humidity at 92%. In comparison, May experiences even colder temperatures, with a minimum of -9°C (16°F) and a maximum of 5°C (42°F), averaging -2°C (29°F). Although precipitation increases slightly to 134 mm (5.3 in) across 20 days, humidity remains lower at 87%. For further details, you can check the complete Grytviken weather in May.
In January, the weather in Grytviken typically sees milder temperatures, with averages around 2°C (36°F) and maximums reaching up to 8°C (46°F). The month experiences approximately 120 mm (4.7 in) of precipitation over 19 days, accompanied by high humidity levels of 92%. In contrast, June presents colder conditions, marked by a lower average temperature of -3°C (27°F) and maximums of only 4°C (40°F). Despite a similar amount of rainfall at 118 mm (4.6 in) over the same number of days, June's humidity is slightly lower at 85%. For more details, you can explore Grytviken weather in June.
When comparing the weather in January and July, notable differences can be observed. January experiences milder conditions with average temperatures ranging from -3°C (27°F) to a maximum of 8°C (46°F), alongside high humidity levels of 92%. In contrast, July presents a chillier climate, with average temperatures from -15°C (6°F) to a maximum of 3°C (38°F), coupled with lower humidity at 83%. Interestingly, both months receive the same amount of precipitation, approximately 120 mm (4.7 in) over 19 days. For more details on July weather, you can visit Grytviken weather in July.
In January, the weather typically features milder temperatures with an average of 2°C (36°F), ranging from a minimum of -3°C (27°F) to a maximum of 8°C (46°F). The month also experiences significant precipitation, totaling around 120 mm (4.7 in) over approximately 19 days, accompanied by high humidity levels of 92%.
In contrast, August sees colder temperatures with an average of -3°C (27°F), fluctuating between a minimum of -13°C (8°F) and a maximum of 4°C (39°F). Precipitation increases to 159 mm (6.2 in), occurring over 22 days, while humidity drops slightly to 86%. For more information about the specific weather conditions in Grytviken during August, check out Grytviken weather in August.
In January, the weather in Grytviken features milder temperatures, averaging around 2°C (36°F), with a minimum of -3°C (27°F) and a maximum of 8°C (46°F). The month experiences about 120 mm (4.7 in) of precipitation spread over 19 days, accompanied by high humidity levels at 92%. In contrast, September sees cooler conditions, with an average temperature of -2°C (30°F), a minimum of -11°C (12°F), and a maximum of 4°C (39°F). This month also has slightly increased precipitation at 138 mm (5.4 in), occurring over 20 days, and a somewhat lower humidity of 87%. For a closer look at Grytviken's weather patterns in September, visit Grytviken weather in September.
January and October weather in Grytviken showcases distinct differences despite similar precipitation levels. In January, temperatures are milder, ranging from a minimum of -3°C (27°F) to a maximum of 8°C (46°F), with an average of 2°C (36°F) and higher humidity at 92%. In contrast, October experiences cooler conditions, with temperatures dropping to a minimum of -9°C (16°F) and a maximum of only 5°C (41°F), resulting in an average of -1°C (30°F) and slightly lower humidity at 86%. Both months see around 120 mm (4.7 in) of precipitation over approximately 19 days, indicating consistent wetness, but the colder October weather brings a sharper chill. For more detailed insights, you can check Grytviken weather in October.
January and November in Grytviken present distinct weather characteristics, reflecting the transition from late autumn to early winter. In January, temperatures range from a minimum of -3°C (27°F) to a maximum of 8°C (46°F), with an average of 2°C (36°F), accompanied by higher precipitation levels of 120 mm (4.7 in) across 19 days. In contrast, November experiences slightly cooler temperatures, with a minimum of -6°C (21°F) and a maximum of 5°C (41°F), averaging 1°C (34°F). Precipitation in November is slightly less at 106 mm (4.2 in) over 20 days, while humidity remains comparably high, at 90%. For more detailed information, visit Grytviken weather in November.
In January, the weather in Grytviken sees slightly warmer temperatures compared to December, with a minimum of -3°C (27°F) and a maximum of 8°C (46°F), while December's temperature ranges from -2°C (28°F) to a maximum of 6°C (44°F). The average temperature remains consistent in both months at around 2°C (36°F in January and 35°F in December). Precipitation levels are quite similar, with January experiencing 120 mm (4.7 in) over 19 days, compared to December's 122 mm (4.8 in) over 21 days. Humidity is slightly higher in January at 92%, compared to 90% in December. For more details on December weather, you can refer to Grytviken weather in December.
In January, Grytviken experiences a marked contrast to the colder months, with relatively warmer temperatures and increased precipitation. This month sees a significant rise in the average temperature, offering a brief respite from the harsh winter chill, though it still remains cool overall. The high humidity and frequent rainfall highlight the dynamic weather patterns typical of summer on South Georgia. For those curious about the broader climate trends in this unique region, more details can be found at Grytviken Climate.