Sawankhalok in Summer
In summer (June, July and August), Sawankhalok sees average daytime highs around 34°C and overnight lows near 27°C, with 595 mm of rain over about 65 wet days across the season. It is the 2nd-warmest season and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 34°C. The sky is clear or mostly clear about 2% of the time across summer, and the air most often feels miserable.
Summer is Sawankhalok's 3rd-best season to visit on our travel score. For the whole year in context, see Sawankhalok's year-round climate.
- Avg daytime high
- 34°C
- 2nd-warmest season
- Avg overnight low
- 27°C
- Rainfall
- 595 mm
- 65 wet days
- Avg wind
- 8 km/h
- Travel score
- 2.1
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Sawankhalok in Summer
Across summer, daytime highs hold fairly steady around 34°C.
A typical summer day in Sawankhalok reaches about 34°C and drops to 27°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Sawankhalok
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Sawankhalok 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 | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 32° / 19° | 16 | 2.3 | 11.1 | 4.9 |
| Feb | 35° / 21° | 10 | 1.1 | 11.4 | 3.3 |
| Mar | 38° / 24° | 31 | 3.7 | 11.9 | 1.5 |
| Apr | 39° / 27° | 63 | 8.9 | 12.4 | 0.7 |
| May | 36° / 27° | 201 | 19 | 12.8 | 1.4 |
| Jun | 35° / 27° | 180 | 20.4 | 13 | 1.9 |
| Jul | 34° / 27° | 184 | 21.3 | 12.9 | 2.2 |
| Aug | 33° / 26° | 231 | 22.8 | 12.6 | 2.3 |
| Sep | 33° / 26° | 224 | 22.7 | 12.1 | 2.2 |
| Oct | 33° / 25° | 131 | 14.8 | 11.6 | 3.1 |
| Nov | 33° / 23° | 27 | 4.1 | 11.2 | 4.3 |
| Dec | 32° / 20° | 13 | 2 | 11 | 5.3 |
Cloud cover in Summer
The sky is clear or mostly clear about 2% of the time across summer.
Chance of precipitation in Summer
Sawankhalok gets around 595 mm of rain over 65 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 8 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 hours in early June to 12 h 24 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 4.3 kWh/m².
Hazard calendar for Sawankhalok
In summer, Sawankhalok overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Sawankhalok's monsoon runs May–October, when most of the year's rain falls.
Is summer a good time to visit Sawankhalok?
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 weaker month for outdoor sightseeing in Sawankhalok.
What to pack for Sawankhalok in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Sawankhalok sees daytime highs around 34°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 65 days see rain.
UV index in Sawankhalok in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Sawankhalok peaks around August 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 8 | 10 | 10 | 10 | 12 | 13 | 13 | 13 | 11 | 10 | 8 | 7 |
| Level | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Very high |
| Mar | 10 | Extreme |
| Apr | 10 | Extreme |
| May | 12 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Very high |
| Nov | 8 | Very high |
| Dec | 7 | Very high |
Air quality in Sawankhalok 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 Sawankhalok is worst in March — around 58 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (June, 21 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) | 43 | 50 | 58 | 47 | 29 | 21 | 22 | 23 | 26 | 31 | 33 | 37 |
| Level | Poor | Poor | Unhealthy | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 43 | Poor |
| Feb | 50 | Poor |
| Mar | 58 | Unhealthy |
| Apr | 47 | Poor |
| May | 29 | Moderate |
| Jun | 21 | Moderate |
| Jul | 22 | Moderate |
| Aug | 23 | Moderate |
| Sep | 26 | Moderate |
| Oct | 31 | Moderate |
| Nov | 33 | Moderate |
| Dec | 37 | Poor |
Where is Sawankhalok?
Sawankhalok sits at 17.3°N, 99.8°E, 67 m above sea level, in Thailand. The nearest listed city is Si Satchanalai, 24 km away.
Topography around Sawankhalok
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sawankhalok.
Within 3 km, the terrain around Sawankhalok has only modest variations in elevation — a maximum elevation change of 27 m around an average of 61 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 253 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,205 m.
The land around Sawankhalok is covered by cropland (51%) and trees (32%) within 3 km, cropland (74%) and trees (22%) within 16 km, and trees (53%) and cropland (44%) within 80 km.
Thailand travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B / C
- 230 V · 50 Hz
- Prices
- ≈ 31% of US
- price level, 2025
- GDP per capita
- $8,057
- 2025
- Happiness
- 6.3 / 10
- World Happiness, 2025
- Homicide rate
- 4.8
- per 100k, 2011
- Road deaths
- 32.2
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Very low
- EF EPI 402
- 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 Sawankhalok (17.316°, 99.8319°, elevation 67 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.