Last updated: March 17, 2025
In January, Portumna, Ireland experiences a mix of chilly temperatures and notable precipitation, creating a uniquely atmospheric winter setting. With maximum temperatures reaching 14°C (57°F) and dipping to a minimum of -6°C (22°F), the average hovers around 6°C (43°F). The month is marked by 67 mm (2.6 in) of rainfall over approximately 12 days, contributing to an overall humidity level of 88%. This combination of dampness and cool air offers a refreshing, if brisk, winter experience, making it the perfect time to appreciate Portumna’s serene landscapes.
In January, Portumna, Ireland experiences a significant chill, with temperatures dipping as low as -6°C (22°F), and barely rising to an average of 6°C (43°F). The month is characterized by chilly days, peaking at around 14°C (57°F). Notably, January's cold spells are echoed in December and March, both witnessing similar minimum temperatures. As the year progresses into February, the winter gradually releases its grip, with lows only reaching -3°C (27°F) while maintaining an average of 6°C (43°F). This pattern continues as spring approaches, gently lifting temperatures throughout the season. As we look forward to April and May, it’s evident that the chilling grip weakens, leading to warmer days, culminating in pleasant highs of 21°C (70°F) in April and reaching a delightful 24°C (76°F) by May. Thus, early winter temperatures serve as a clear transition towards the milder, more inviting conditions typical of the coming months in Portumna.
In January, Portumna, Ireland experiences a notable start to the year with 67 mm (2.6 in) of precipitation, spread across approximately 12 days. This relatively moderate amount of rainfall sets the stage for a wet winter, as February follows with a sharp increase to 113 mm (4.4 in) over 17 days. March and April show some fluctuation, with 101 mm (4.0 in) and a dip to 56 mm (2.2 in), reflecting a transition to spring. Throughout the early months, precipitation often lingers, indicating a persistent weather pattern that characterizes Ireland’s climate. As we move further into the year, rainfall remains somewhat consistent, particularly peaking again in August at 110 mm (4.3 in). Overall, January's precipitation is a key part of Portumna's weather narrative, bridging the shift from winter's weight to the lush freshness of spring.
In January, Portumna, Ireland experiences a notable humidity level of 88%, which is consistent with the following month, February. As winter deepens, humidity slightly decreases to 87% in March and continues its gradual decline, reaching 86% in April. However, as spring transitions to summer, the levels stabilize around 83% in May and June, suggesting a brief period of drier conditions. Interestingly, from July onward, humidity creeps back up, peaking again at 91% in October. The year concludes with a rise in moisture, as November sees a humidity spike to 92%, followed by a return to 89% in December. Overall, January sets the stage for a year marked by high humidity, highlighting the lush, green landscapes typical of Ireland.
In January, Portumna, Ireland experiences a low UV Index of 1, with an exposure category that allows for approximately 45 minutes of safe sun exposure. As the year progresses, UV levels gradually increase, peaking in July and June with a notable very high index of 8, significantly shortening safe burn time to just 15 minutes. The months of March and April show a shift to a moderate range, while May reaches a high index of 7, hinting at the imminent summer sun. In the latter part of the year, the UV Index dips back to lower levels, returning to 2 in November and 1 in December, allowing for longer exposure times once again. This seasonal ebb and flow underscores the importance of monitoring UV levels year-round, particularly as they rise sharply in the summer months. For more details, check out the Portumna UV Index.
UV Risk Categories
January in Portumna, Ireland, often greets residents with a modest 72 hours of sunshine, a stark contrast to the vibrant glow of spring and summer that follows. As the months progress, sunlight gradually envelops the town, with February seeing a leap to 127 hours and March blooming into 165 hours. This uplifting trend continues into the heart of spring, with April basking in 276 hours and May reaching a sun-drenched 361 hours. The sunny symphony peaks in July, boasting 363 hours, before a gentle decline begins in August with 296 hours. By the time autumn rolls in, sunlight wanes again, leaving 109 hours in November and a quiet 84 hours by December. This rhythmic ebb and flow of sunshine not only marks the seasons but also infuses life into the picturesque landscapes of Portumna.
In Portumna, Ireland, January presents a 29% chance of sunny weather, marking it as one of the more promising months for sunshine compared to the following months. Interestingly, this likelihood gradually decreases through February (21%) and March (17%), reaching its lowest in March before a notable rebound in April, where the chances of sun soar to 41%. This trend suggests that while January offers a decent start to the year in terms of sunlight, the dreariness tends to settle in as winter lingers, only to be lifted by the arrival of spring. Overall, if you're hoping to soak up some rays in January, you might just find it to be a favorable time before the sun takes a backseat in the early months of the year.
In Portumna, Ireland, January kicks off the year with around 8 hours of daylight, gradually increasing as the months progress. By February, daylight stretches to 9 hours, heralding the early signs of spring. March brings further brightness with 11 hours, paving the way for April’s substantial jump to 14 hours. As summer approaches in May and June, daylight peaks at an impressive 15 and 16 hours, respectively, offering long, sun-filled days. This radiant stretch continues through July before gently tapering off in August to 14 hours. As autumn takes hold, daylight begins to dwindle, dropping to 12 hours in September, followed by a decline to 10 hours in October, and settling back to 8 hours in November. By December, the cycle completes with just 7 hours, reminding us of the seasonal ebb and flow of light in this charming Irish landscape.
In January, Portumna, Ireland, experiences a gentle average wind speed of 3.6 m/s (8 mph), setting a tranquil tone for the winter month. As the year progresses into February, the winds pick up slightly, reaching 5.2 m/s (12 mph), hinting at the arrival of early spring. This increase is short-lived, as March sees a drop to 4.1 m/s (9 mph), followed by a decline to 3.2 m/s (7 mph) in April, which brings a more serene atmosphere. The winds stabilize again in May at 3.6 m/s (8 mph), echoing January's calmness. However, as summer approaches, July introduces the most mellow conditions with an average of just 2.5 m/s (6 mph). This tranquility continues through the end of the summer, with consistent speeds around 3.2 m/s (7 mph) in August and September, before a slight uptick in October to 4.0 m/s (9 mph). As the year winds down, November and December bring back a breath of brisk air with average speeds of 3.8 m/s (8 mph) and 4.2 m/s (9 mph), respectively, completing a year of varied wind patterns that reflect the shifting seasons in this charming Irish locale.
The weather in Portumna 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 Portumna and find detailed weather information for every month.
In January, temperatures range from a minimum of -6°C (22°F) to a maximum of 14°C (57°F), with an average temperature of 6°C (43°F). The month experiences 67 mm (2.6 in) of precipitation over 12 days, maintaining a humidity level of 88%.
February sees a slight increase in minimum temperatures, dipping to a low of -3°C (27°F) and a high of 15°C (60°F), while the average remains the same at 6°C (43°F). However, this month is wetter, with 113 mm (4.4 in) of precipitation over 17 days, continuing the trend of high humidity at 88%.
For more detailed information, check out Portumna weather in February.
In January, the weather experiences a broader range of temperatures, with minimums dipping to -6°C (22°F) and average highs reaching 14°C (57°F). The month sees considerable precipitation at 67 mm (2.6 in) over 12 days, coupled with high humidity levels averaging 88%. In contrast, March brings slightly warmer conditions, with average temperatures rising to 7°C (44°F) and maximums hitting 17°C (63°F). However, it is also wetter, with precipitation increasing to 101 mm (4.0 in) over 17 days, while humidity remains similar at 87%. For more details on March weather specifically, you can visit Portumna weather in March.
In January, the weather is decidedly colder with temperatures ranging from a minimum of -6°C (22°F) to a maximum of 14°C (57°F), and an average of 6°C (43°F). The month is also characterized by higher humidity levels at 88% and more precipitation, totaling 67 mm (2.6 in) over 12 days. In contrast, April brings a noticeable warming trend, with temperatures peaking at 21°C (70°F) and averaging a milder 9°C (48°F). While precipitation is slightly lower at 56 mm (2.2 in) over 10 days, humidity remains similar at 86%. For a detailed look at weather patterns in April specifically, you can visit Portumna weather in April.
In January, temperatures typically range from a chilly -6°C (22°F) to a mild maximum of 14°C (57°F), with an average temperature of 6°C (43°F). The month experiences significant precipitation of 67 mm (2.6 in) over about 12 days, coupled with high humidity at 88%. In contrast, May brings a more pleasant climate, with temperatures fluctuating between -1°C (31°F) and a warm 24°C (76°F), resulting in an average of 11°C (53°F). Despite experiencing slightly less precipitation at 66 mm (2.6 in) across about 13 days, the humidity is somewhat lower at 83%. For a closer look at May's delightful weather, you can check Portumna weather in May.
In January, the weather is quite chilly, with temperatures often dipping to a minimum of -6°C (22°F) and averaging around 6°C (43°F). The month sees about 67 mm (2.6 in) of precipitation over approximately 12 days, coupled with high humidity at 88%. In stark contrast, June brings a refreshing warmth, with minimum temperatures rising to 5°C (41°F) and average highs reaching 14°C (57°F), peaking at a maximum of 29°C (85°F). While June experiences a slightly higher precipitation total of 70 mm (2.8 in) over 14 days, its humidity level drops to 83%. For more details on the pleasant conditions of this month, you can check Portumna weather in June.
January and July present a striking contrast in weather conditions. In January, temperatures can plunge as low as -6°C (22°F), with an average high reaching only 14°C (57°F), while July enjoys a much milder climate, with minimum temperatures of 7°C (44°F) and maximums soaring to 28°C (83°F). Precipitation is fairly similar in both months, with January receiving 67 mm over 12 days and July slightly higher at 76 mm over 13 days. Humidity remains relatively high in both months, at 88% in January and 85% in July. For a closer look at July conditions, visit Portumna weather in July.
January and August present stark differences in weather conditions. In January, temperatures range from a chilly -6°C (22°F) to a mild 14°C (57°F), with an average of 6°C (43°F). The month experiences a higher humidity of 88% and sees around 67 mm (2.6 in) of precipitation spread over 12 days. In contrast, August offers a much warmer climate, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 24°C (76°F), with an average of 15°C (59°F). Although it is also a relatively humid month at 85%, August experiences more rainfall, accumulating approximately 110 mm (4.3 in) over 18 days. For more details on August weather, visit Portumna weather in August.
In January, the weather is quite chilly, with temperatures ranging from a frigid -6°C (22°F) at night to a mild 14°C (57°F) during the day, and an average of 6°C (43°F). On the other hand, September brings a significant warm-up, featuring temperatures from a cool 2°C (36°F) to a pleasant 26°C (79°F), with an average of 13°C (56°F). Despite both months having high humidity levels at 88%, September tends to be wetter, receiving 79 mm (3.1 in) of precipitation over 14 days compared to January's 67 mm (2.6 in) over 12 days. For more details on September's climate, you can visit Portumna weather in September.
In January, temperatures range from a chilly minimum of -6°C (22°F) to a maximum of 14°C (57°F), with an average temperature of 6°C (43°F). The month typically sees about 67 mm (2.6 in) of precipitation over 12 days, accompanied by high humidity levels of 88%. In contrast, October experiences milder weather, with temperatures starting at a minimum of 0°C (33°F) and peaking at 20°C (67°F), averaging around 10°C (51°F). Precipitation increases to 95 mm (3.7 in) over 15 days, and humidity is slightly higher at 91%. For more details on the October climate, you can check out Portumna weather in October.
January and November present distinct weather patterns, highlighting the transition from winter to late autumn. In January, temperatures range from a chilly minimum of -6°C (22°F) to a maximum of 14°C (57°F), with an average of 6°C (43°F). Precipitation during this month totals 67 mm (2.6 in) over 12 days, and humidity remains high at 88%. In contrast, November sees slightly milder temperatures, with a minimum of -2°C (28°F) and a maximum of 15°C (60°F), averaging 8°C (46°F). Precipitation increases to 91 mm (3.6 in) spread across 15 days, and humidity is slightly higher at 92%. For more details on November weather, you can check Portumna weather in November.
In comparing the weather of January and December, both months exhibit similar temperature ranges, with minimums at -6°C (22°F), averages around 6°C (43-44°F), and maximums reaching 14°C (57°F). However, December tends to be wetter, with precipitation levels at 109 mm (4.3 in) over 17 days compared to January's 67 mm (2.6 in) over 12 days. Additionally, January's humidity is slightly lower at 88%, while December maintains a higher humidity of 89%. For more detailed insights on December conditions, visit Portumna weather in December.
January in Portumna presents a unique climate experience, characterized by its chilly temperatures and high humidity levels that set it apart from other months. With a mix of cold weather and frequent precipitation, this month often feels more wintery and damp than the milder, more pleasant conditions of spring and summer. The average temperature hovers around a brisk 6°C, making the crisp air noticeable, especially for those accustomed to more temperate seasons. This blend of cool temperatures and moist conditions invites a reflective mood and can often lead to stunning winter landscapes. For a deeper dive into the annual weather patterns and how January fits into the bigger picture of Portumna's climate, check out Portumna Climate.