Climate - Centralia (Washington)

The climate of Centralia is sub-oceanic, with quite cold, rainy winters and mild, fairly sunny summers.
The city is located in the southwest of Washington State, on the plain, 85 km (52 mi) away from the sea.
Fog can form at night, especially from October to March.
Although the winter is not very cold, every winter there can be a cold period, with night lows of -6/-7 °C (19/21 °F). Moreover, there can sometimes be cold waves, sometimes even in November, with night temperatures going down to -15 °C (5 °F) or even below. In December 1978 and February 1989, it dropped to -18 °C (0 °F).
Snow is quite rare, but given the high precipitation level, a heavy snowfall can occasionally occur. On average, 17 cm (7 inches) of snow fall per year.
In summer, nights are cool, and sometimes even a little cold, while the days are generally pleasant. However, it can sometimes get hot, and on the hottest days of the year, it can reach 35/36 °C (95/97 °F). In July 2009, it reached 41 °C (106 °F).
The average temperature of the coldest month (January) is of 4.2 °C (40 °F), that of the warmest month (July) is of 18.4 °C (65 °F). Here are the average temperatures.

Precipitation amounts to 1,165 millimeters (45.9 inches) per year: it is therefore quite abundant. It ranges from 20 mm (0.8 in) in the driest month (July) to 185 mm (7.3 in) in the wettest (December). Here is the average precipitation.

Best Time

The best time to visit Centralia is summer, especially in July and August, since it is the mildest, driest and sunniest period of the year. May, June and September are also acceptable months.

Back to the climate of Washington state.