The climate of Sequim
Predominantly seen in
Sequim,
Washington, USA, the Köppen climate classification falls under Csb. This classification belongs to the Mediterranean climatic region, known for its warm summer. Nestled on the Olympic Peninsula in Washington, Sequim's position yields intriguing weather patterns distinct to this region.
Throughout the 12 months, Sequim experiences varying weather conditions, attributable to its Mediterranean classification. Temperature exhibits an ascending trend from
January, reaching its peak in
July and
August with an average high of 68°F (20°C), before gradually descending towards
December. A similar trend is noticeable in the minimum temperatures, showcasing the mildest winter lows at 34.7°F (1.5°C) in December and the maximum at 52.3°F (11.3°C) in August.
Sequim's distinct weather patterns are evident in its rainfall distribution. It receives the highest rainfall in
November with rainfall measuring 2.48" (63mm), while July witnesses the least precipitation with 0.59" (15mm). The city also observes variability in daylight hours, from a minimum of 8.5 hours in December to a maximum of 16 hours in
June, enhancing its uniqueness.
The coastal town experiences a relatively high level of humidity throughout the year, around 84% in January,
February,
March, and November. These levels slightly dip during the summer months, to reach the yearly low of 75% during July and August.
The best time to visit Sequim
Considering the climate in
Sequim, the best time to visit depends largely on an individual's preference for activities and weather. However, in general terms,
July and
August are particularly attractive. During these months, Sequim offers its warmest weather with a peak temperature of 68°F (20°C), the least rainfall at an average of 0.59" (15mm) to 0.79" (20mm), and the longest daylight hours up to 16 hours. This combination of climatic conditions provides ample opportunities to enjoy outdoor activities, explore natural vistas and immerse oneself in the local culture.
The worst time to visit Sequim
Conversely, the least favorable period to visit
Sequim falls between
November and
February. November sees the highest rainfall levels of 2.48" (63mm). The daylight duration contracts during these months to a low of 8.5 hours in
December, and average temperatures dip to a chilly 34.7°F (1.5°C) in December. Despite these weather conditions, die-hard adventurers and lovers of tranquility might find interest during this period, especially the snowfall observed in
January at 2.17" (55mm).
Spring weather in Sequim
Spring carries a sense of renewal to
Sequim’s weather. Between
March and
May, temperatures begin to pick up, as the average high increases from 45.7°F (7.6°C) to 57.7°F (14.3°C) and the average low ascends from 36.1°F (2.3°C) to 44.2°F (6.8°C). Daylight hours progressively increase, allowing up to 15.2 hours of light by May. Rainfall during this season declines steadily from 1.69" (43mm) in March to 1.5" (38mm) in May. The spring weather coupled with blooming flowers makes the season a pleasant time for a visit to the coastal town.
Summer weather in Sequim
Summer in
Sequim, spanning from
June to
August, is characterized by an inviting warmth. The town experiences the highest temperatures of the year in this season, fluctuating from 61.3°F (16.3°C) to 68°F (20°C). At the same time, it registers the least rainfall from 1.18" (30mm) in June to a minimal 0.59" (15mm) in
July. Spending long summer days under the sun is feasible, as June records 16 daylight hours. These conditions provide an ideal atmosphere for outdoor activities, especially those involving the beach and the attractive coastline.
Autumn weather in Sequim
During the fall season,
Sequim's weather begins to shift from its summer warmth. Between
September and
November, temperatures progressively drop from 62.6°F (17°C) to 46.4°F (8°C) while lows range between 49.3°F (9.6°C) and 39.2°F (4°C). Rainfall begins to increase from September's average of 1.54" (39mm), peaking at November's 2.48" (63mm). The changing foliage and moderate weather conditions create a picturesque setting for autumn vacations.
Winter weather in Sequim
Winter ushers in
Sequim's coldest weather. The average high hovers between 53.8°F (12.1°C) and 41.2°F (5.1°C) from
December to
February, while the average low ranges from 44.6°F (7°C) to 34.7°F (1.5°C). Snowfall is seldomly witnessed, with 2.17" (55mm) recorded in February being the maximum throughout the year. Despite the cold and limited daylight hours of 8.5 hours, the town maintains its tranquility and offers serene landscapes under the winter sky.
Weather in January
Entering the new year,
Sequim,
Washington experiences the coldest month, with an average high temperature of 42.4°F (5.8°C) and low of 35.2°F (1.8°C). Sunny days are few but treasured during this period. The high humidity, cloud coverage, and chill set the mood for the winter season.
Weather in January »Weather in February
Moving into
February, the weather maintains a similar demeanor, cold and crisp. The transition from
January to February is hardly noticeable in
Sequim. Winter continues its reign as snowfall slightly increases, making it the month with the highest snowfall at 2.17" (55mm).
Weather in February »Weather in March
March brings a slight shift in the weather with an average high temperature of 45.7°F (7.6°C). The mark of spring in
Sequim comes with an increase in daylight hours. The city witnesses a decrease in humidity, making the weather fairly comfortable.
Weather in March »
Weather in April
April ushers in a noticeable change in weather conditions as it carries a promise of warmer days. An increase in the average high temperature to 50.5°F (10.3°C) marks the switch to a more comfortable weather pattern. In comparison to the previous month, rainfall decreases to 1.26" (32mm), marking this month as the driest in the first half of the year.
Weather in April » Weather in May
May in
Sequim,
Washington is characterized by warmer temperatures, peaking at an average high of 57.7°F (14.3°C). A discerning eye would also notice an increase in the total sunshine hours. May is a period of transition from the freshness of spring to the heat of summer.
Weather in May » Weather in June
As
June takes over, the summers start setting in
Sequim. The temperatures further climb to an average high and low of 61.3°F (16.3°C) and 47.7°F (8.7°C) respectively. Extended daylight hours and relatively drier conditions come with the arrival of summer.
Weather in June »
Weather in July
July is the peak of summer, the sunniest and the warmest month, with an average high temperature of 67.5°F (19.7°C). In comparison to the previous month, the precipitation decreases to a fine 0.59" (15mm), offering lesser rainy days.
Weather in July » Weather in August
Despite the transition from
July to
August,
Sequim continues to enjoy the summer sun. However, there's a slight increase in rainfall to 0.79" (20mm). Daylight remains abundant, offering the residents plenty of time to enjoy the outdoors.
Weather in August »Weather in September
September signals the end of the peak summer period and welcomes the arrival of Fall in
Sequim. With the average high temperature decreasing to 62.6°F (17°C), there's a slight nip in the air. September usually experiences a spell of late summer with clear skies and lower humidity.
Weather in September »
Weather in October
October in
Sequim,
Washington paints a charming picture of Fall with typical Pacific Northwest weather. Temperatures continue their downward trend, averaging at a high of 53.8°F (12.1°C) and a low of 44.6°F (7°C). The arrival of this month brings an increased chance of rain showers.
Weather in October » Weather in November
November marks the onset of Winter with chilly wind gusts reaching up to 9.8 MPH. Average high temperature further dips to 46.4°F (8°C). As the winter chill starts settling in
Sequim, rainfall increases to 2.48" (63mm). Walks on Dungeness Spit might require a warm jacket and an umbrella.
Weather in November » Weather in December
December comes with a festive mood and brings back the cold winter weather to
Sequim, as average temperatures hover around 41.2°F (5.1°C). Sunlight hours are at their lowest, while cloud coverage is at its highest. Despite the cold, snowfall remains at a minimal 0.08" (2mm).
Weather in December »