Centralia in Summer
In summer (June, July and August), Centralia sees average daytime highs around 73°F and overnight lows near 52°F, with 3.6 in of rain over about 16 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 67°F in early June to 74°F by late August. The sky is clear or mostly clear about 39% of the time across summer, and the air most often feels dry.
Summer is Centralia's best season of the year to visit on our travel score. For the whole year in context, see Centralia's year-round climate.
- Avg daytime high
- 73°F
- warmest season of the year
- Avg overnight low
- 52°F
- Rainfall
- 3.6 in
- 16 wet days
- Avg wind
- 5 mph
- Travel score
- 7.6
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Centralia in Summer
Over the season highs climb from about 67°F in early June to 74°F by late August.
A typical summer day in Centralia reaches about 73°F and drops to 52°F overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Centralia
Once humidity and wind are folded in, summer brings about 0 days that feel above 90°F and 0 that feel at or below 32°F.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Centralia weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 46° / 36° | 7.3 | 18 | 2.4 | 8.8 | 0.9 |
| Feb | 49° / 36° | 5.3 | 14.8 | 2.1 | 10 | 1.6 |
| Mar | 53° / 38° | 6.2 | 18.2 | 1.4 | 11.6 | 2.4 |
| Apr | 58° / 41° | 4.8 | 16.3 | 0.1 | 13.3 | 3.5 |
| May | 64° / 46° | 3.1 | 11.5 | 0 | 14.8 | 5.4 |
| Jun | 68° / 50° | 2.0 | 8.4 | 0 | 15.6 | 6.5 |
| Jul | 75° / 53° | 0.6 | 3.7 | 0 | 15.3 | 8.1 |
| Aug | 76° / 53° | 1.0 | 4.1 | 0 | 14 | 8.1 |
| Sep | 70° / 50° | 2.1 | 7.5 | 0 | 12.4 | 7.0 |
| Oct | 59° / 44° | 5.0 | 13 | 0 | 10.6 | 4.4 |
| Nov | 50° / 38° | 8.2 | 18.2 | 0.8 | 9.2 | 1.8 |
| Dec | 45° / 35° | 7.8 | 17.7 | 2.7 | 8.4 | 0.7 |
Cloud cover in Summer
The sky is clear or mostly clear about 39% of the time across summer.
Chance of precipitation in Summer
Centralia gets around 3.6 in of rain over 16 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 5 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 h 24 min in early June to 13 h 12 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.9 kWh/m².
Hazard calendar for Centralia
None of Centralia's seasonal hazards peak in summer. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Centralia's rainy season runs October–April, when most of the year's rain falls.
Is summer a good time to visit Centralia?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is one of the better times to visit Centralia for general sightseeing.
What to pack for Centralia in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Centralia sees daytime highs around 73°F and nights near 52°F. Pack sun protection. Worth having: light clothes and rain gear. About 16 days see rain.
UV index in Centralia in Summer
Clear-sky midday UV across summer averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Centralia peaks around July 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 5 | 8 | 6 | 8 | 6 | 4 | 3 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | Very high | High | Very high | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 4 | Moderate |
| Apr | 5 | Moderate |
| May | 8 | Very high |
| Jun | 6 | High |
| Jul | 8 | Very high |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 3 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Air quality in Centralia in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Centralia is worst in September — around 20 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 8 | 9 | 11 | 11 | 10 | 10 | 9 | 15 | 20 | 13 | 9 | 7 |
| Level | Good | Good | Good | Good | Good | Good | Good | Moderate | Moderate | Moderate | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 8 | Good |
| Feb | 9 | Good |
| Mar | 11 | Good |
| Apr | 11 | Good |
| May | 10 | Good |
| Jun | 10 | Good |
| Jul | 9 | Good |
| Aug | 15 | Moderate |
| Sep | 20 | Moderate |
| Oct | 13 | Moderate |
| Nov | 9 | Good |
| Dec | 7 | Good |
Where is Centralia?
Centralia sits at 46.7°N, 123.0°W, 187 ft above sea level, in United States. The nearest listed city is Tumwater, 21 mi away.
Topography around Centralia
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Centralia.
Within 2 miles, the terrain around Centralia has only modest variations in elevation — a maximum elevation change of 535 ft around an average of 253 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,368 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 7,208 ft.
The land around Centralia is covered by trees (50%) and grassland (30%) within 2 miles, trees (63%) and grassland (33%) within 10 miles, and trees (82%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Centralia (46.7162°, -122.9543°, elevation 187 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.