Thousand Oaks in Summer
In summer (June, July and August), Thousand Oaks sees average daytime highs around 82°F and overnight lows near 62°F, with 0.2 in of rain over about 1 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 75°F in early June to 85°F by late August. The sky is clear or mostly clear about 87% of the time across summer, and the air most often feels comfortable.
Summer is Thousand Oaks's 2nd-best season to visit on our travel score. For the whole year in context, see Thousand Oaks's year-round climate.
- Avg daytime high
- 82°F
- warmest season of the year
- Avg overnight low
- 62°F
- Rainfall
- 0.2 in
- 1 wet days
- Avg wind
- 3 mph
- Travel score
- 8.2
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in Thousand Oaks in Summer
Over the season highs climb from about 75°F in early June to 85°F by late August.
A typical summer day in Thousand Oaks reaches about 82°F and drops to 62°F overnight. The warmest of the three months is August, the coolest June.
Thousand Oaks 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 | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 63° / 45° | 3.6 | 5.6 | 10 | 6.4 |
| Feb | 64° / 45° | 3.8 | 6.4 | 10.7 | 6.4 |
| Mar | 66° / 47° | 2.6 | 5.6 | 11.7 | 7.0 |
| Apr | 70° / 50° | 0.9 | 2.9 | 12.8 | 8.0 |
| May | 73° / 55° | 0.5 | 1.8 | 13.8 | 8.7 |
| Jun | 78° / 59° | 0.1 | 0.5 | 14.2 | 9.1 |
| Jul | 83° / 64° | 0.1 | 0.5 | 14 | 8.1 |
| Aug | 85° / 65° | 0.0 | 0.1 | 13.3 | 7.4 |
| Sep | 83° / 62° | 0.2 | 0.6 | 12.2 | 8.2 |
| Oct | 77° / 56° | 0.8 | 2.1 | 11.1 | 8.8 |
| Nov | 70° / 49° | 0.8 | 2.6 | 10.2 | 8.1 |
| Dec | 63° / 44° | 2.3 | 4.8 | 9.8 | 6.6 |
Cloud cover in Summer
The sky is clear or mostly clear about 87% of the time across summer.
Chance of precipitation in Summer
Thousand Oaks gets around 0.2 in of rain over 1 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 3 mph across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 06 min in early June to 12 h 48 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 7.8 kWh/m².
Is summer a good time to visit Thousand Oaks?
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 Thousand Oaks for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Thousand Oaks in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Thousand Oaks sees daytime highs around 82°F and nights near 62°F. Pack light clothes and sun protection.
Sea temperature near Thousand Oaks in Summer
The nearest coast averages about 65°F across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 17 mi away) is warmest in August at about 67°F and coldest in March near 58°F.
The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 58 | 58 | 58 | 58 | 60 | 63 | 66 | 67 | 67 | 65 | 62 | 60 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Cool | Cool | Cool | Cool | Cool |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 58 | Bracing |
| Feb | 58 | Bracing |
| Mar | 58 | Bracing |
| Apr | 58 | Bracing |
| May | 60 | Cool |
| Jun | 63 | Cool |
| Jul | 66 | Cool |
| Aug | 67 | Cool |
| Sep | 67 | Cool |
| Oct | 65 | Cool |
| Nov | 62 | Cool |
| Dec | 60 | Cool |
UV index in Thousand Oaks in Summer
Clear-sky midday UV across summer averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Thousand Oaks peaks around June 23 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 5 | 5 | 7 | 8 | 11 | 10 | 10 | 8 | 6 | 3 | 3 |
| Level | Moderate | Moderate | Moderate | Very high | Very high | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 5 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | Very high |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 3 | Moderate |
Air quality in Thousand Oaks 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 Thousand Oaks is worst in December — around 29 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (May, 12 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) | 18 | 17 | 17 | 15 | 12 | 14 | 25 | 26 | 24 | 18 | 23 | 29 |
| Level | Moderate | Moderate | Moderate | Moderate | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 18 | Moderate |
| Feb | 17 | Moderate |
| Mar | 17 | Moderate |
| Apr | 15 | Moderate |
| May | 12 | Good |
| Jun | 14 | Moderate |
| Jul | 25 | Moderate |
| Aug | 26 | Moderate |
| Sep | 24 | Moderate |
| Oct | 18 | Moderate |
| Nov | 23 | Moderate |
| Dec | 29 | Moderate |
Where is Thousand Oaks?
Thousand Oaks sits at 34.2°N, 118.8°W, 886 ft above sea level, in United States. The nearest listed city is Agoura Hills, 4.3 mi away.
Topography around Thousand Oaks
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Thousand Oaks.
Within 2 miles, the terrain around Thousand Oaks has significant variations in elevation — a maximum elevation change of 883 ft around an average of 1,043 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 3,015 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,806 ft.
The land around Thousand Oaks is covered by artificial surfaces (39%) and trees (24%) within 2 miles, grassland (38%) and trees (25%) within 10 miles, and water (39%) 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 Thousand Oaks (34.1706°, -118.8376°, elevation 886 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.