Day
-2 °C
Night
-7 °C
Sea
4 °C
Precipitation
47 mm
in month
Rainy days
14 days
in month
Daylight
5 hours
average
Sunshine
0 hours
average
Humidity
89 %
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.
Nestled amidst the Finnish lakelands, Hämeenlinna presents a distinct seasonal palette, where temperatures sway from frosty averages of -3 °C (26 °F) in the heart of winter to balmy 22 °C (72 °F) during the zenith of summer. With 76 mm (3.00 in) of rain charactering the lush month of July, Hämeenlinna offers a plethora of natural beauty that burgeons under its varied climate. While winter cloaks the city in snow and ice, the long days of summer bathe it in over 45 hours of sunshine, enhancing the serene atmosphere. Across the months, the weather narrative interweaves the tale of transitioning landscapes — from the crisp air of autumn to the rejuvenating touch of spring.
January's chill in Hämeenlinna is matched by the short days and frequent snowfall. With an average high of just -3 °C (26 °F), it's important to dress warmly in layers. Snow can transform the town into a winter wonderland, while the number of wet days stands at about 13. The serene beauty of frozen lakes and gentle snowflakes paint a peaceful seasonal portrait.
As Hämeenlinna progresses through the depths of winter in February, the cold grasp remains firm with average daytime highs around -3 °C (26 °F). Snowfall is still a common sight, though less frequent with about 10 of wet days. Wrap up well to enjoy the picturesque snowy scenes or the occasional brisk, sunny day offering some respite from the cold.
With the arrival of March, Hämeenlinna begins to hint at spring as day temperatures slightly rise to averages of 1 °C (34 °F). However, with Night temperatures often dropping to an average low of -6 °C (20 °F), the transition can still be brisk. It's a time for gradual changes, marked by a slight reduction in wet days, at round 10.
April showers bring forth May flowers indeed holds true in Hämeenlinna, with warmer days averaging 8 °C (46 °F) and a slight decrease in wet days to roughly 8. The awakening of nature can be seen across the city, with the acoustics of chirping birds and the fresh scent of early blooms. The weather becomes more agreeable for outdoor activities and lighter layers of clothing.
May in Hämeenlinna is a time of new beginnings, with temperatures reaching a pleasant 16 °C (60 °F) on average. Nature bursts into life, turning the city green and inviting residents and visitors to enjoy the outdoors. Average wet days remain stable at 8, with light precipitation, welcoming spring showers that nourish the encompassing flora.
June's arrival in Hämeenlinna ushers in the true feel of summer, with temperatures peaking at an average of 20 °C (68 °F). The city's inhabitants are treated to long sunny days, with maximum sun hours reaching over 45 hours. Rainfall increases slightly with about 10 of wet days, a prelude to the more prominent summer showers.
July in Hämeenlinna is often the warmest month of the year, with daytime highs soaring to an average of 22 °C (72 °F). It's also the wettest month with around 11 of precipitation. Bask in the generous sun hours at a park or partake in midsummer celebrations, but also remember an umbrella for the occasional downpour.
August holds on to summer's warmth in Hämeenlinna with average highs around 20 °C (68 °F), but the nights begin to hint at the approaching autumn. With about 12 of wet days, occasional rainfall is to be expected, enriching the late summer's verdant nature.
September in Hämeenlinna reflects the quintessential autumn atmosphere, with temperatures cooling to highs of 14 °C (57 °F). Trees don a palette of rust and gold, and the number of wet days stands at around 11. Outdoor enthusiasts can relish the crisp air and colorful foliage before the chill sets in.
October sees a more marked transition to colder days in Hämeenlinna, with average temperatures dipping to around 8 °C (46 °F). The city prepares for the winter slumber as about 12 of wet days bring a mix of rain and early snow. Residents and visitors alike may need to add a few extra layers to their attire.
The penultimate month, November, in Hämeenlinna nudges towards the Nordic winter with daytime temperatures around 2 °C (35 °F). The sun becomes a scarcer guest, with a mere 10 hours of sunshine across the month. The weather is predominantly overcast, signaling the pending hibernation of nature.
As the year ends, December in Hämeenlinna brings the depths of winter. Daytime temperatures rest at a chilly -2 °C (29 °F) on average, and snow adorns the cityscape. The sun is a rare companion, allowing a mere 8 hours of daylight. Holiday lights and decorations brighten spirits against the long, dark nights.
January nights in Hämeenlinna are frigid, with average low temperatures around -9 °C (15 °F). Be sure to have your warmest blankets and consider a heated mattress pad for extra coziness.
February days in Hämeenlinna remain cold, with average high temperatures hovering around -3 °C (26 °F). While indoors are cozy, venturing outside necessitates a sturdy coat and insulative accessories.
Yes, with March temperatures in Hämeenlinna averaging 1 °C (34 °F) during the day, you might start seeing the snow relent, especially when the sun is out. But the nights can still be quite chilly with averages around -6 °C (20 °F).
April in Hämeenlinna brings a milder climate, with higher daytime averages of 8 °C (46 °F) and increased sun hours. The retreat of winter allows for the enjoyment of outdoor life without the heavy layers of snow gear.
May offers a significant temperature hike, with daytime temperatures in Hämeenlinna getting as warm as 16 °C (60 °F), which is ideal for a pleasant walk or a peaceful picnic by the lake.
Absolutely, June's pleasant average temperatures of 20 °C (68 °F) in Hämeenlinna are perfect for all kinds of outdoor activities, from hiking in the surrounding nature to relaxing by the Vanajavesi lake.
July is the month to enjoy the warmth, with average high temperatures around 22 °C (72 °F). It's a perfect time for summer festivals, BBQs, and other outdoor festivities in Hämeenlinna.
Certainly, August still has the summer vibe in Hämeenlinna with pleasant average highs of 20 °C (68 °F). The warmth invites continued enjoyment of outdoor events and lake activities.
September ushers in cooler weather with average highs of 14 °C (57 °F). Layered clothing becomes essential as Hämeenlinna begins to wrap itself in the coziness of early autumn.
October in Hämeenlinna brings cooler days with average highs of around 8 °C (46 °F), indicating the slow arrival of winter. While not yet severely cold, it's a time for warmer clothes and indoor coziness.
In November, be ready for the chill as temperatures in Hämeenlinna manage only around 2 °C (35 °F) during the day. Consider heavy jackets and thermal wear as you prepare for the imminent winter.
December days in Hämeenlinna are quite cold, with temperatures barely rising above freezing, averaging -2 °C (29 °F). It's the season to indulge in warm drinks and cozy indoor activities.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.