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Baby clothes in Olympia, WA: the weather each month

In shortIn Olympia, WA, the average temperature goes from 39 °F (3.8 °C) in December to 64 °F (17.9 °C) in July and August, a swing of 25 °F (14.1 °C). Here the birth month does not change the clothes: a baby born on the 15th of any month needs 7 long-sleeve bodysuits by 6 months.

The typical weather in Olympia

30°40°50°60°70°80°40°Jan41°Feb44°Mar48°Apr55°May59°Jun64°Jul64°Aug59°Sep50°Oct43°Nov39°Dec
Bar: average temperature of the month. Line: from the average low to the average high. Values in degrees Fahrenheit.
MonthAverageLowHigh
January40 °F (4.2 °C)33 °F (0.7 °C)46 °F (7.8 °C)
February41 °F (4.8 °C)32 °F (0.2 °C)49 °F (9.5 °C)
March44 °F (6.7 °C)35 °F (1.4 °C)54 °F (12.1 °C)
April48 °F (9.0 °C)38 °F (3.1 °C)59 °F (14.9 °C)
May55 °F (12.5 °C)43 °F (6.1 °C)66 °F (18.9 °C)
June59 °F (15.1 °C)47 °F (8.6 °C)71 °F (21.6 °C)
July64 °F (17.9 °C)51 °F (10.4 °C)78 °F (25.3 °C)
August64 °F (17.9 °C)51 °F (10.3 °C)78 °F (25.6 °C)
September59 °F (15.1 °C)46 °F (7.9 °C)72 °F (22.3 °C)
October50 °F (10.2 °C)40 °F (4.7 °C)60 °F (15.7 °C)
November43 °F (6.2 °C)36 °F (2.1 °C)51 °F (10.3 °C)
December39 °F (3.8 °C)33 °F (0.4 °C)45 °F (7.2 °C)

Typical weather, the average of many years; not a forecast. Climate normals: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991-2020, station OLYMPIA AP, WA US (USW00024227). Palecki, M., Durre, I., Applequist, S., Arguez, A., Lawrimore, J. (2021). U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020). https://doi.org/10.25921/wck8-er13. Accessed 2026-10-13.

What a baby born in Olympia needs, by birth month

The birth month does not change the clothes: a baby born on the 15th of any month needs 7 long-sleeve bodysuits, 7 short-sleeve bodysuits, and 2 fleece sleepers by 6 months.

Without heating at home, a baby born on January 15 would need 12 long-sleeve bodysuits.

Cotokim's list engine, balanced style, laundry every 2 days, for 1 baby born on the 15th of each month, with a clothes dryer and a home heated in winter (the tool's starting answers in this country). A month is cold when its average is below 64 °F (18 °C), and hot from 75 °F (24 °C) up. The exact due date changes the numbers a little; the tool does the math for your month.

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The list for your baby in Olympia

Pick the due month: the list follows the weather of each month your baby wears each size, with the reason behind every number.

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