January Weather in Granbury, United States

Last updated: February 24, 2025

January in Granbury, United States, is marked by a diverse range of temperatures, with highs reaching a comfortable 27°C (82°F) and dropping to a chilly -12°C (12°F) at night. The month typically averages around 8°C (47°F), creating a brisk winter climate. Residents and visitors can expect about 44 mm (1.7 in) of precipitation over approximately 6 days, contributing to the 77% humidity that characterizes this time of year. Whether you're enjoying the mild afternoons or bundling up during the cooler nights, January offers a unique blend of weather patterns that define Granbury's winter experience.

January Temperature in Granbury

In January, Granbury's weather showcases a notable temperature range, with minimums dipping down to a brisk -12°C (12°F) and peaking at a comfortable 27°C (82°F). This month typically features an average temperature of around 8°C (47°F), marking a transitional phase as the chill of winter slowly gives way to milder days. As the months progress towards spring, February sees even colder mornings, but an upward trend in daytime highs persists, with maximum temperatures rising significantly by March. This early winter pattern reveals Granbury’s capability for dramatic fluctuations, hinting at the warmer days just around the corner as it gears up for a vibrant spring season.

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

The chart illustrates January temperature patterns in Granbury, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec474961667582868579685752
Data source: Temperature data for Granbury 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 Granbury

In January, Granbury experiences a modest precipitation of 44 mm (1.7 in), falling on an average of 6 days throughout the month. This initial rainfall sets the stage for a gradual increase in wet weather as the year progresses. By February and March, precipitation rises significantly, reaching 79 mm (3.1 in) and 84 mm (3.3 in) respectively, which hints at the upcoming spring season. As the months unfold, the town sees its peak rainfall in May, with 127 mm (5.0 in) over 11 days. Notably, June's precipitation decreases to 82 mm (3.2 in), marking a shift to drier conditions through the summer. This pattern reflects a rhythmic dance of moisture throughout the year, with a steady decline in precipitation towards the end of the year, showcasing the distinct seasonal variations that Granbury experiences.

January Precipitation Trends in Granbury

The chart displays monthly precipitation patterns in Granbury, 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.
JanFebMarAprMayJunJulAugSepOctNovDec44798490127823884761214446
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Granbury

In Granbury, United States, January ushers in a relatively high humidity level of 77%, setting the stage for a month where dampness lingers in the air. This trend of elevated humidity continues into early spring, with February and March only slightly dipping to 76% and 74%, respectively. As the year progresses, we see a notable increase in humidity during late spring and early summer, peaking at 80% in both May and June. This trend begins to shift in August as humidity drops to 67%, marking the beginning of a gradual decline that continues through the fall months. Interestingly, November and December end the year with elevated levels again, landing at 82% and 85%, suggesting that Granbury experiences a cycle of high humidity peaking in winter and summer, with a refreshing dip during the heart of summer.

January Average Humidity in Granbury

This chart illustrates the average monthly humidity levels in Granbury, 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.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%74%75%80%80%75%67%64%70%82%85%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Granbury

In Granbury, the January UV Index sits at a moderate level of 4, granting ample time in the sun with a burn time of 30 minutes. As winter transitions to spring, you’ll notice a significant increase in UV exposure. By February, the index rises to 7, indicating high exposure with a shorter burn time of 25 minutes. This upward trend continues into the following months, peaking at an extreme 11 from May through August, where the burn time drops to just 10 minutes. As the year progresses, UV levels taper off slightly, with September and October remaining in the very high range, while November and December return to moderate levels. This seasonal progression highlights the importance of sun safety as you move from cooler to warmer months. For more details on UV levels throughout the year, visit Granbury UV Index.

Maximum UV Index Levels in Granbury for January

The chart shows the monthly maximum UV Index (UVI) for Granbury 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.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Granbury 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 Granbury

As winter blankets Granbury in January, the town basks in 177 hours of sunshine, laying the foundation for a gradual increase in daylight as the year unfolds. By February, the sun shines a bit brighter with 181 hours, hinting at the warmth to come. The transition into spring brings a notable surge in sunshine, peaking at 286 hours in May, as the days lengthen and vibrant blooms emerge. The summer months turn Granbury into a sun lovers' paradise, with July boasting an impressive 361 hours of glorious sunlight, the pinnacle of the year. However, as autumn approaches, the daylight gently retreats, offering 282 hours in September and gradually dwindling to 228 hours by December. This rhythmic dance of sunlight not only marks the seasons but also paints a vivid picture of Granbury's ever-changing skies, inviting residents and visitors alike to embrace the beauty of each month.

Monthly Sunshine Duration in Granbury: January Highlighted

The January sunshine duration represents the total number of hours Granbury 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.
JanFebMarAprMayJunJulAugSepOctNovDec177h181h250h261h286h345h361h333h282h268h237h228h
Data source: Granbury January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Granbury During January

In January, Granbury, Texas, enjoys a 53% chance of sunny weather, making it one of the more favorable winter months for sunshine. This percentage reflects a slight increase compared to February's 48%, hinting at a gradual transition towards brighter days as the year unfolds. Interestingly, this uptick precedes March, which boasts an impressive 61% likelihood of sun, suggesting that the promise of spring is just around the corner. Overall, while January may still be a bit cloudy at times, it stands out in the winter months, paving the way for sunnier skies as the season shifts.

Percentage of Sunny Days in January in Granbury

The chart illustrates the percentage of sunny days in Granbury 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 Granbury experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec53%48%61%42%30%49%53%61%70%69%65%54%
Data source: Granbury January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Granbury in January

In Granbury, United States, January marks the beginning of longer days, with an average of 10 hours of daylight. As the winter months progress, February brings an increase to 11 hours, signaling the gradual transition toward spring. By March, daylight extends to 12 hours, providing a hint of the warmth to come. This pattern continues into April, holding steady at 12 hours, before reaching a peak of 14 hours in June and July—the heart of summer. Following this sunny pinnacle, daylight begins to wane again, with hours decreasing gently in August and September, before settling back to 10 hours in November and December. This cyclical nature of daylight in Granbury reflects the rhythmic changes of the seasons, enchanting residents and visitors alike with each new phase of the year.

Average Daylight Hours in Granbury for January

The chart illustrates the variation in daylight duration in Granbury throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 16m11h 1m12h12h 59m13h 49m14h 13m14h13h 16m12h 19m11h 19m10h 28m10h 2m
Data source: Granbury daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Granbury

In Granbury, January ushers in a gentle breeze, with an average wind speed of 3.8 m/s (9 mph), making it one of the calmer months for wind activity throughout the year. As winter transitions to spring, the winds gradually pick up, with February reaching 4.4 m/s (10 mph) and March peaking at 5.0 m/s (11 mph) before settling back down. This upward trend in wind speed from January to March sets the stage for the variable currents of spring, where April sees a slight dip to 4.5 m/s. As the warmer months approach, summer winds mellow to their lowest point in July at 2.9 m/s (6 mph), before gradually increasing again in the fall. Overall, it’s fascinating to observe how Granbury’s wind patterns shift with the seasons, creating a distinct rhythm of tranquility followed by bursts of refreshing breeze.

Average January Wind Speed in Granbury

The chart displays monthly wind speed patterns in Granbury, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.8 m/s4.45.04.53.83.32.93.32.94.03.84.0
Data source: Granbury January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Granbury Compares to Other Months

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

January and February exhibit notable differences in weather patterns. January experiences a broader temperature range with a minimum of -12°C (12°F) and a maximum of 27°C (82°F), averaging around 8°C (47°F). In contrast, February has a lower minimum temperature of -18°C (-1°F) but reaches a higher maximum of 32°C (90°F), resulting in an average of 10°C (49°F). Precipitation in January totals 44 mm (1.7 in) over six days, while February sees an increase to 79 mm (3.1 in) spread over seven days. Humidity remains relatively similar, with January at 77% and February at 76%. For more detailed insights on February weather, you can check Granbury weather in February.

In comparison to January, March experiences a significant warming trend, with average temperatures rising from 8°C (47°F) to a comfortable 16°C (61°F). While January can see lows plummeting to -12°C (12°F), March's minimum temperature is more moderate at -6°C (21°F). The maximum temperatures in March can reach a sweltering 35°C (95°F), compared to January's maximum of 27°C (82°F). Additionally, March sees an increase in precipitation, with 84 mm (3.3 in) falling over 9 days, compared to January's 44 mm (1.7 in) across 6 days. Despite this rise in rainfall, the humidity remains fairly consistent, with January at 77% and March slightly lower at 74%. For more detailed information on the weather trends, visit Granbury weather in March.

January weather is characterized by colder temperatures, with a minimum of -12°C (12°F) and an average of 8°C (47°F). In contrast, April sees significantly warmer conditions, featuring a minimum of 2°C (35°F) and an average temperature of 19°C (66°F). While January experiences 44 mm (1.7 in) of precipitation over 6 days, April has nearly double that amount at 90 mm (3.5 in) across 8 days. The humidity levels are comparable, with January at 77% and April slightly lower at 75%. For a more detailed look at what to expect, check out Granbury weather in April.

In January, temperatures in Granbury fluctuate from a chilly minimum of -12°C (12°F) to a pleasant average of 8°C (47°F), with maximums reaching 27°C (82°F). The month sees around 44 mm (1.7 in) of precipitation over approximately 6 days, and the humidity sits at 77%. In contrast, May experiences significantly warmer weather, with temperatures ranging from a minimum of 6°C (44°F) to an average of 24°C (75°F), peaking at a scorching 37°C (98°F). Rainfall increases to 127 mm (5.0 in) over 11 days, accompanied by a slight rise in humidity to 80%. For more detailed insights into the weather during this month, you can check Granbury weather in May.

In January, temperatures can be quite chilly, with a minimum of -12°C (12°F) and an average temperature of around 8°C (47°F), while highs reach up to 27°C (82°F). Precipitation is moderate, totaling 44 mm (1.7 in) over about 6 days, and humidity levels sit at 77%. In contrast, June brings much warmer conditions, with minimum temperatures starting at 15°C (59°F) and an average high of 28°C (82°F), soaring to maximums of 39°C (103°F). Precipitation increases to 82 mm (3.2 in) over 8 days, and humidity rises slightly to 80%. For a closer look at what to expect from Granbury's June weather, check out Granbury weather in June.

In January, the weather is characterized by significantly cooler temperatures, with minimums dipping down to -12°C (12°F) and average highs around 8°C (47°F), peaking at a maximum of 27°C (82°F). The month experiences 44 mm (1.7 in) of precipitation over approximately six days, accompanied by high humidity levels at 77%. In stark contrast, July brings warm weather, with minimum temperatures starting at a mild 18°C (65°F) and averaging around 30°C (86°F), reaching a sweltering maximum of 43°C (109°F). Despite slightly lower precipitation at 38 mm (1.5 in) over seven days, humidity remains relatively stable at 75%. For more details, you can check Granbury weather in July.

The weather in January is notably colder than in August, with average temperatures ranging from a minimum of -12°C (12°F) to a maximum of 27°C (82°F). In contrast, August experiences much warmer temperatures, with averages starting at 19°C (67°F) and peaking at 41°C (106°F). Precipitation is relatively low in January, totaling 44 mm (1.7 in) over about 6 days, while August sees increased rainfall at 84 mm (3.3 in) across 7 days. Additionally, January's humidity is higher at 77%, compared to August’s lower but still significant humidity level of 67%. For a detailed overview of August weather conditions, check out Granbury weather in August.

In January, temperatures can drop significantly, with a minimum of -12°C (12°F) and an average of 8°C (47°F), making it one of the coldest months of the year. The weather is relatively dry with 44 mm (1.7 in) of precipitation occurring over 6 days and a humidity level of 77%. In contrast, September experiences much warmer temperatures, with a minimum of 9°C (49°F) and an average of 26°C (79°F). The month also sees higher maximum temperatures, reaching up to 38°C (101°F). Precipitation increases to 76 mm (3.0 in) over 7 days, but the humidity drops to 64%, making September feel much less oppressive than January. For more details on September weather variations in Granbury, you can check Granbury weather in September.

January and October present contrasting weather patterns. In January, temperatures range from a chilly minimum of -12°C (12°F) to a comfortable maximum of 27°C (82°F), with an average of 8°C (47°F). Precipitation is relatively low at 44 mm (1.7 in) over six days, and humidity sits at 77%. In contrast, October boasts a warmer climate, with temperatures ranging from a low of 1°C (34°F) to a high of 36°C (98°F), averaging 20°C (68°F). It experiences more precipitation, totaling 121 mm (4.8 in) over seven days, and humidity is slightly lower at 70%. For a closer look at October's climate specifics, check out Granbury weather in October.

When comparing the weather in January and November, it's evident that November tends to be warmer on average, with daytime temperatures peaking at 33°C (92°F), whereas January's maximum reaches only 27°C (82°F). While both months receive similar levels of precipitation (44 mm), January experiences slightly more rainy days, with 6 days compared to November's 5. Additionally, humidity levels are higher in November at 82% compared to January's 77%. For a closer look at what to expect during this fall month, check out Granbury weather in November.

In January, temperatures typically range from a chilly minimum of -12°C (12°F) to a maximum of 27°C (82°F), resulting in an average temperature of 8°C (47°F). The month sees about 44 mm (1.7 in) of precipitation over six days, with a humidity level of 77%. In contrast, December experiences milder temperatures, with a minimum of -5°C (23°F) and a maximum of 30°C (86°F), averaging 11°C (52°F). Precipitation is slightly higher at 46 mm (1.8 in) but occurs over just four days, accompanied by a higher humidity level of 85%. For a deeper understanding of December weather patterns, you can explore Granbury weather in December.

Compare Granbury's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Granbury

January in Granbury brings a colder shift compared to other months, with maximum temperatures rarely reaching the warmth of spring and summer. While the average temperature hovers around a chilly 8°C, the month does experience brief periods of milder weather. Precipitation is moderate, with several days of rain contributing to the month's overall humidity of 77%. This unique blend of conditions sets January apart, making it a time of stark contrasts in the climate. For a deeper dive into Granbury's weather patterns throughout the year, check out Granbury Climate.