Climate Insights for Centralia

The climate in Centralia is temperate. The average annual temperature is 11°C and approximately 1397mm of precipitation falls per year. Dicembre is the wettest month, receiving around 216mm of rainfall. Centralia is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Agosto, Luglio, Giugno. The coldest months are Febbraio, Dicembre, Gennaio, when temperatures can drop to 3°C. Light snow can occur between January and December.

Temperatures in Centralia vary considerably across the year, with a 24°C difference between the coldest and warmest months. The warmest month is Agosto, when average highs reach 27°C and the mean temperature sits around 19°C. Febbraio is the coolest month, with minimum temperatures around 3°C and an average of 5°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 5°C shift in average temperatures.

Centralia is a fairly wet location, receiving approximately 1397mm of precipitation annually, which averages out to around 116mm per month. The wettest month is December, averaging 216mm of rainfall. November and January also tend to see above-average precipitation. The driest month is July, with just 11mm. That's 205mm less than December, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between January and December, totalling around 29cm annually. February is the snowiest month with approximately 13cm.

Centralia is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 14km/h in winter, 13km/h in spring, 12km/h in summer, 13km/h in autumn.

It is currently spring in Centralia, which began on March 20, 2026. Centralia is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in Agosto at around 27°C, while the coldest stretch bottoms out in Febbraio near 3°C. Summer is next, beginning on June 21, 2026 — 92 days from now.

The best time to visit Centralia is during Giugno, Luglio, Agosto and Settembre, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 37mm per month. By contrast, Febbraio can be quite cold with temperatures dropping to 3°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Centralia based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.