January Weather in Winchester, United States

Last updated: February 24, 2025

In January, Winchester, United States, experiences a wide temperature range, with a maximum of 20°C (69°F) and a minimum plunging to -21°C (-5°F). The average temperature hovers around a chilly 1°C (34°F), making it a brisk month for residents and visitors alike. Accompanying these temperatures, precipitation is recorded at 61 mm (2.4 in) over the course of 7 days, contributing to a notably high humidity level of 86%. This combination of cold temperatures and moisture fosters a unique winter atmosphere, ideal for both winter sports enthusiasts and those seeking a cozy indoor retreat.

January Temperature in Winchester

In Winchester, United States, January experiences a dramatic temperature range, where chilly winters reveal their true character with minimums plunging to an icy -21°C (-5°F) and maximums reaching a surprisingly mild 20°C (69°F). The average temperature settles around 1°C (34°F), a stark contrast to the warmth that beckons in the coming months. As winter transitions into spring, February follows with slightly milder conditions, while March hints at the early arrival of spring with average temperatures rising to 7°C (44°F). This gradual warming trend continues into April and May, showcasing a steady increase in daytime highs, culminating in 32°C (90°F) by late spring. The climatic shift from the cold depths of January to the warmth of May highlights Winchester's diverse seasonal characteristics, drawing forth a tapestry of weather that appeals to outdoor enthusiasts and seasonal adventurers alike.

January Weather in Winchester: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Winchester, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec343844546472787569594438
Data source: Temperature data for Winchester 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.

January Precipitation in Winchester

In January, Winchester experiences a moderate precipitation level of 61 mm (2.4 in) over approximately 7 days, setting the stage for a transitioning winter. This initial rainfall is relatively lower compared to the upcoming months, with February and March seeing notable increases to 93 mm (3.7 in) and 83 mm (3.2 in) respectively. As spring approaches, the trend continues with April reaching a peak of 102 mm (4.0 in), reflecting a significant uptick in rainfall. Interestingly, May amplifies this trend further, amassing 142 mm (5.6 in) as the wettest month of the year. This pattern indicates a shift from the lighter precipitation of early winter to more frequent and heavier rains as the year progresses, highlighting Winchester's dynamic climate and the transition into a lush summer.

January Precipitation Trends in Winchester

The chart displays monthly precipitation patterns in Winchester, with values for each month alongside January's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec6193831021421111081061151067691
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Winchester

In January, Winchester experiences a notable 86% humidity, a figure that holds steady into February and March, marking the winter months with consistent moisture in the air. As spring approaches in April, humidity dips slightly to 84%, hinting at a gradual shift as temperatures rise. However, May and June see a modest decline to 78% and 79%, respectively, signaling the onset of warmer weather. The summer months bring a more significant drop, with July experiencing a comfortable 70% humidity, followed by August's 59%, providing a refreshing contrast to the preceding winter months. This trend continues into September before humidity rises again in the fall, reaching 80% in October. As the year closes, November and December bring elevated levels of 86% and 85%, concluding the year much like it began, establishing a cycle of high humidity that characterizes Winchester's seasonal climate.

January Average Humidity in Winchester

This chart illustrates the average monthly humidity levels in Winchester, with January's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how January's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%84%78%79%70%59%68%80%87%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Winchester

In January, Winchester experiences a moderate UV Index of 3, allowing for a manageable burn time of 30 minutes under the sun. As the months progress, the UV Index steadily climbs, reaching 5 in February and hitting 7 in March, indicating an emerging need for sun protection. By April, the UV Index escalates dramatically to 10, entering the very high exposure category, with a significantly reduced burn time of just 15 minutes. This trend continues through the summer months, where consistently high levels persist until September, when it slightly abates to 8. Fall heralds a return to more moderate levels, with 5 in November and dropping back to 3 in December. The data underscores the importance of being mindful of UV exposure as it fluctuates throughout the year. For more details, visit Winchester UV Index.

Maximum UV Index Levels in Winchester for January

The chart shows the monthly maximum UV Index (UVI) for Winchester in January, 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.
JanFebMarAprMayJunJulAugSepOctNovDec35710101010108753
Data source: Winchester January 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.

January Sunshine in Winchester

January in Winchester, United States, typically greets residents with 146 hours of sunshine, marking the beginning of the year with a crisp brightness that gradually intensifies. As winter transitions to spring, February sees an increase to 177 hours, hinting at the upcoming warmth, while March welcomes a significant leap to 256 hours, fostering a sense of renewal. The sunshine peaks in the summer months, with June basking in 315 hours and July enjoying a remarkable 356 hours, creating a vibrant backdrop for outdoor activities. As August rolls in, though the hours dip slightly to 314, the warmth lingers, setting the stage for a gentle decline into autumn. From September to December, the trend shifts again, as sunshine hours steadily decrease, with December offering 189 hours to conclude the year. This rhythmic dance of sunshine not only marks the changing seasons but also invites residents to revel in the beauty and diversity of Winchester's climate.

Monthly Sunshine Duration in Winchester: January Highlighted

The January sunshine duration represents the total number of hours Winchester experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec146h177h256h253h270h315h356h314h273h243h220h189h
Data source: Winchester January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Winchester During January

In Winchester, the likelihood of enjoying sunny weather during January stands at 39%, a modest chance when compared to other months. As winter progresses into February, this probability dips to 28%, highlighting the season's tendency towards cloudier days. However, a noticeable increase occurs in March, where the sun shines more frequently, bringing the chance up to 52%. This trend of increasing sun continues into the spring, with April and May maintaining favorable percentages of 46% and 41%, respectively. As we move towards summer, the sun's presence fluctuates but generally holds steady, peaking in September at 53% before gradually decreasing again in the cooler months. Overall, while January may be less bright than later months, it sets the stage for sunnier days just ahead.

Percentage of Sunny Days in January in Winchester

The chart illustrates the percentage of sunny days in Winchester throughout the year, with January 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 Winchester experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%28%52%46%41%38%50%38%54%38%54%36%
Data source: Winchester January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Winchester in January

In January, Winchester experiences about 9 hours of daylight, setting the stage for a gradual but noticeable increase as the days progress. By February, daylight extends to 10 hours, hinting at the approaching spring. This upward trend continues, with daylight reaching 11 hours in March and peaking at 14 hours in both May and June. During these lush late spring and early summer months, the city basks in extended sunlight, fostering vibrant outdoor activities. As August approaches, daylight slowly begins to wane, dropping to 13 hours. This pattern continues into the fall, with September boasting 12 hours, and daylight dwindling to 11 hours in October. The cycle completes with November and December, returning to shorter days with just 10 and 9 hours, respectively. Overall, Winchester's daylight duration reflects a beautiful rhythm of increasing and decreasing light, captivating both residents and visitors throughout the year.

Average Daylight Hours in Winchester for January

The chart illustrates the variation in daylight duration in Winchester throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 45m10h 43m11h 58m13h 15m14h 19m14h 51m14h 34m13h 37m12h 23m11h 7m10h9h 26m
Data source: Winchester daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Winchester

In Winchester during the month of January, the average wind speed is a brisk 2.9 m/s (6 mph), which mirrors the conditions of February. As winter transitions into spring, the winds gradually pick up, reaching 3.1 m/s (7 mph) in March and peaking at 3.2 m/s (7 mph) in April, infusing a sense of vitality into the air. However, as we move into the summer months, a notable decline ensues, with speeds dipping to 1.8 m/s (4 mph) by August. This gentle breeze continues through September and October before rising slightly again in late fall. Overall, the wind patterns illustrate a fascinating rhythm, with winter and early spring experiencing more spirited gusts, while the summer brings a calm, breezy comfort.

Average January Wind Speed in Winchester

The chart displays monthly wind speed patterns in Winchester, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.9 m/s2.93.13.22.62.32.21.82.52.52.72.7
Data source: Winchester January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Winchester Compares to Other Months

The weather in Winchester changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of January's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Winchester and find detailed weather information for every month.

January and February exhibit notable differences in weather patterns while maintaining a similar level of humidity at 86%. January's temperatures range from a minimum of -21°C (-5°F) to a maximum of 20°C (69°F), with an average of 1°C (34°F). Precipitation in January accumulates to 61 mm (2.4 in) over 7 days. In contrast, February experiences slightly milder temperatures, with a minimum of -17°C (2°F), an average of 4°C (39°F), and a maximum reaching 28°C (82°F). The precipitation increases to 93 mm (3.7 in) over 11 days, indicating a wetter month. For more detailed information, check out Winchester weather in February.

In January, temperatures range from a chilly minimum of -21°C (-5°F) to a mild maximum of 20°C (69°F), with an average of 1°C (34°F). The month experiences around 61 mm (2.4 in) of precipitation over about 7 days, accompanied by high humidity levels of 86%. In contrast, March shows a noticeable warming trend, with minimum temperatures around -14°C (7°F) and maximums reaching up to 26°C (78°F), leading to an average temperature of 7°C (44°F). Precipitation increases to 83 mm (3.2 in) across approximately 10 days, while humidity remains consistent at 86%. For more detailed information about the climate during this month, you can visit Winchester weather in March.

Comparing the weather in January and April reveals a significant transition in climate. January experiences much colder temperatures, with a minimum of -21°C (-5°F) and an average of 1°C (34°F), while April sees a marked increase, with a minimum of -3°C (26°F) and an average of 12°C (54°F). Additionally, April can reach much higher maximum temperatures, peaking at 31°C (88°F) compared to January's maximum of 20°C (69°F). Precipitation also differs, with April receiving more rainfall at 102 mm (4.0 in) over 13 days, compared to January's 61 mm (2.4 in) over 7 days. Despite the increased rainfall in April, humidity levels are relatively similar, with January at 86% and April at 84%. For more details, check out Winchester weather in April.

January and May present stark contrasts in weather conditions. January experiences frigid temperatures, with a minimum of -21°C (-5°F) and an average of just 1°C (34°F), while May boasts milder temperatures that range from 0°C (32°F) at night to a warm average of 18°C (64°F) during the day, peaking at a sweltering 32°C (90°F). Precipitation is also higher in May, totaling 142 mm (5.6 in) over 14 days compared to January's 61 mm (2.4 in) over 7 days, indicating a more frequent occurrence of rain in the spring. Furthermore, humidity levels are slightly lower in May at 78%, compared to January's heavy 86%. For more detailed information on May weather specifically, you can refer to Winchester weather in May.

In January, the weather is characteristically cold, with temperatures ranging from a frigid -21°C (-5°F) at its lowest to a mild average of 1°C (34°F), reaching up to a maximum of 20°C (69°F) on warmer days. The humidity is high at 86%, and there are about 7 days of precipitation, totaling 61 mm (2.4 in).

In contrast, June brings a much warmer climate, with temperatures starting at a minimum of 9°C (48°F) and soaring to an average of 22°C (72°F), peaking at a scorching 34°C (94°F). While precipitation is more frequent in June, occurring over 13 days and accumulating to 111 mm (4.4 in), the humidity is slightly lower at 79%. For more detailed insights on June's climate, check out Winchester weather in June.

January and July present starkly contrasting weather conditions. In January, temperatures can plummet to a minimum of -21°C (-5°F), making the average temperature a chilly 1°C (34°F), while it can peak at 20°C (69°F). The month experiences significant humidity at 86% and sees around 61 mm (2.4 in) of precipitation over 7 days. In contrast, July brings much warmer weather, with temperatures ranging from a minimum of 13°C (56°F) to an average of 26°C (78°F) and highs reaching 37°C (99°F). Although July is generally drier, it still receives approximately 108 mm (4.2 in) of rainfall over 12 days, with humidity dropping to 70%. For a detailed look, you can check Winchester weather in July.

January and August present a striking contrast in weather patterns. In January, temperatures can plunge as low as -21°C (-5°F), with an average hovering around 1°C (34°F) and occasionally reaching a maximum of 20°C (69°F). The month also sees significant precipitation, with 61 mm (2.4 in) falling over about 7 days, accompanied by high humidity levels of 86%. In contrast, August features much warmer temperatures, with a minimum of 13°C (55°F), an average of 24°C (75°F), and peaks that can soar to 37°C (98°F). This summer month receives more precipitation as well, totaling 106 mm (4.2 in) over 14 days, but with much lower humidity at 59%. For a closer look at weather specifics during this vibrant summer month, check out Winchester weather in August.

When comparing the weather in January and September, the differences are striking. January temperatures range from a frigid minimum of -21°C (-5°F) to an average of 1°C (34°F), with a maximum reaching only 20°C (69°F). In contrast, September boasts much warmer conditions, with temperatures starting at a mild 3°C (38°F) and soaring to an average of 21°C (69°F), peaking at a sweltering 35°C (95°F). Additionally, September experiences more precipitation at 115 mm (4.5 in) over 9 days, while January sees 61 mm (2.4 in) across 7 days. The humidity levels also differ, with January at a high 86% compared to September's more comfortable 68%. For more detailed insights on weather patterns, visit Winchester weather in September.

In January, the weather is characterized by extremely low temperatures, with a minimum of -21°C (-5°F) and an average of just 1°C (34°F), peaking at a maximum of 20°C (69°F). The month sees about 61 mm (2.4 in) of precipitation over 7 days, accompanied by high humidity levels of 86%. In contrast, October offers much milder conditions, featuring a minimum of -1°C (31°F), an average of 15°C (59°F), and a maximum that can reach a warm 34°C (93°F). However, it experiences more precipitation, totaling 106 mm (4.2 in) over 10 days, with humidity slightly lower at 80%. For more details about October weather specifically, you can check Winchester weather in October.

When comparing the weather in January and November, we see marked differences in temperature and precipitation patterns. January typically experiences much colder temperatures, with a minimum of -21°C (-5°F) and an average of just 1°C (34°F), while November offers milder conditions, with a minimum of -6°C (21°F) and an average of 7°C (45°F). In terms of maximum temperatures, November reaches up to 25°C (77°F), significantly higher than January's maximum of 20°C (69°F). Precipitation levels are also notable; January receives around 61 mm (2.4 in) over 7 days, whereas November sees about 76 mm (3.0 in) of rainfall, also spread over 7 days. Both months share a high humidity level of 86%, but the overall feel of November is much more temperate and pleasant compared to the frigid conditions of January. For more details, you can check Winchester weather in November.

In January, the weather tends to be colder compared to December, with minimum temperatures dropping to -21°C (-5°F) and an average high of 20°C (69°F), while December sees milder conditions with a minimum of -13°C (9°F) and an average high of 21°C (70°F). Precipitation is slightly less in January, at 61 mm (2.4 in) over 7 days, compared to December's 91 mm (3.6 in) over 8 days. Both months maintain high humidity levels, with January at 86% and December at 85%. For more detailed information, check out Winchester weather in December.

Compare Winchester's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Winchester

As January settles in Winchester, it brings a fascinating contrast to the usual mildness of other months. With chilly nights often plunging to frigid lows, it's a stark reminder of winter's grip, while sporadic warmer days can entice everyone outdoors. The average temperature hovers just above freezing, with an average humidity level that adds to the crisp, fresh feel in the air. Rainfall is modest yet persistent, resulting in a landscape that shifts beautifully as winter progresses. For a deeper dive into the climatic nuances of the area, check out Winchester Climate.