Chislehurst in Summer
In summer (June, July and August), Chislehurst sees average daytime highs around 21°C and overnight lows near 13°C, with 174 mm of rain over about 30 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Over the season highs climb from about 18°C in early June to 20°C by late August. The sky is clear or mostly clear about 16% of the time across summer, and the air most often feels dry.
Summer is Chislehurst's best season of the year to visit on our travel score. For the whole year in context, see Chislehurst's year-round climate.
- Avg daytime high
- 21°C
- warmest season of the year
- Avg overnight low
- 13°C
- Rainfall
- 174 mm
- 30 wet days
- Avg wind
- 13 km/h
- Travel score
- 6.3
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Chislehurst in Summer
Over the season highs climb from about 18°C in early June to 20°C by late August.
A typical summer day in Chislehurst reaches about 21°C and drops to 13°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Chislehurst
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Chislehurst 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 (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 7° / 3° | 53 | 10.8 | 0.8 | 8.1 | 1.0 |
| Feb | 8° / 3° | 44 | 9 | 0.9 | 9.6 | 1.2 |
| Mar | 10° / 4° | 41 | 10.1 | 0.6 | 11.5 | 2.3 |
| Apr | 13° / 6° | 49 | 11 | 0.1 | 13.5 | 3.6 |
| May | 17° / 9° | 53 | 9.8 | 0 | 15.3 | 5.1 |
| Jun | 19° / 11° | 56 | 9.6 | 0 | 16.3 | 6.0 |
| Jul | 22° / 14° | 56 | 10.2 | 0 | 15.9 | 6.5 |
| Aug | 21° / 14° | 62 | 9.8 | 0 | 14.4 | 6.4 |
| Sep | 19° / 11° | 45 | 8.8 | 0 | 12.4 | 5.9 |
| Oct | 15° / 8° | 57 | 10.5 | 0 | 10.4 | 4.2 |
| Nov | 10° / 5° | 60 | 10.8 | 0.1 | 8.6 | 2.3 |
| Dec | 8° / 3° | 57 | 11.1 | 0.7 | 7.7 | 1.2 |
Cloud cover in Summer
The sky is clear or mostly clear about 16% of the time across summer.
Chance of precipitation in Summer
Chislehurst gets around 174 mm of rain over 30 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 13 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 16 hours in early June to 13 h 30 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 4.9 kWh/m².
Is summer a good time to visit Chislehurst?
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 a reasonable time to visit Chislehurst for sightseeing.
What to pack for Chislehurst in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Chislehurst sees daytime highs around 21°C and nights near 13°C. Worth packing: rain gear and sun protection. About 30 days see rain.
UV index in Chislehurst in Summer
Clear-sky midday UV across summer averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chislehurst peaks around August 10 at about 6 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 1 | 3 | 3 | 6 | 6 | 6 | 6 | 4 | 2 | 1 | 1 |
| Level | Low | Low | Moderate | Moderate | High | High | High | High | Moderate | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 1 | Low |
| Mar | 3 | Moderate |
| Apr | 3 | Moderate |
| May | 6 | High |
| Jun | 6 | High |
| Jul | 6 | High |
| Aug | 6 | High |
| Sep | 4 | Moderate |
| Oct | 2 | Moderate |
| Nov | 1 | Low |
| Dec | 1 | Low |
Where is Chislehurst?
Chislehurst sits at 51.4°N, 0.1°E, 86 m above sea level, in United Kingdom. The nearest listed city is Eltham, 4.0 km away.
Topography around Chislehurst
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chislehurst.
Within 3 km, the terrain around Chislehurst has only modest variations in elevation — a maximum elevation change of 77 m around an average of 68 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 287 m; within 80 km, significant variations in elevation — a maximum elevation change of 303 m.
The land around Chislehurst is covered by trees (53%) and artificial surfaces (30%) within 3 km, artificial surfaces (35%), trees (33%) and grassland (21%) within 16 km, and grassland (28%), trees (26%) and cropland (25%) within 80 km.
United Kingdom travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type D / G / M
- 230 V · 50 Hz
- Prices
- ≈ 89% of US
- price level, 2025
- GDP per capita
- $57,602
- 2025
- Happiness
- 6.7 / 10
- World Happiness, 2025
- Safe drinking water
- 100%
- of population, 2024
- Homicide rate
- 1.1
- per 100k, 2021
- Road deaths
- 3.2
- 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 Chislehurst (51.4171°, 0.0686°, elevation 86 m), 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.