Mae Chan in Summer
In summer (June, July and August), Mae Chan sees average daytime highs around 30°C and overnight lows near 23°C, with 1138 mm of rain over about 85 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 30°C. The sky is clear or mostly clear about 2% of the time across summer, and the air most often feels oppressive.
Summer is Mae Chan's weakest season of the year to visit on our travel score. For the whole year in context, see Mae Chan's year-round climate.
- Avg daytime high
- 30°C
- 2nd-warmest season
- Avg overnight low
- 23°C
- Rainfall
- 1138 mm
- 85 wet days
- Avg wind
- 4 km/h
- Travel score
- 2.6
- weakest season of the year
- Months
- Jun · Jul · Aug
Temperature in Mae Chan in Summer
Across summer, daytime highs hold fairly steady around 30°C.
A typical summer day in Mae Chan reaches about 30°C and drops to 23°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Mae Chan
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.
Mae Chan 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 | 27° / 13° | 23 | 2.9 | 10.9 | 8.0 |
| Feb | 30° / 14° | 14 | 2.3 | 11.3 | 6.3 |
| Mar | 33° / 17° | 39 | 5.1 | 11.9 | 4.5 |
| Apr | 33° / 20° | 122 | 11.7 | 12.4 | 3.3 |
| May | 32° / 23° | 282 | 22.2 | 12.9 | 2.9 |
| Jun | 31° / 24° | 324 | 26.7 | 13.2 | 2.5 |
| Jul | 30° / 24° | 422 | 29 | 13.1 | 2.6 |
| Aug | 30° / 23° | 393 | 29.2 | 12.7 | 2.6 |
| Sep | 30° / 23° | 286 | 25.1 | 12.1 | 3.1 |
| Oct | 29° / 21° | 134 | 17.5 | 11.5 | 4.5 |
| Nov | 28° / 18° | 48 | 6.3 | 11 | 6.9 |
| Dec | 26° / 14° | 27 | 3.7 | 10.8 | 8.1 |
Cloud cover in Summer
The sky is clear or mostly clear about 2% of the time across summer.
Chance of precipitation in Summer
Mae Chan gets around 1138 mm of rain over 85 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 4 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 13 h 06 min 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 Mae Chan
In summer, Mae Chan overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Mae Chan's monsoon runs May–September, when most of the year's rain falls.
Is summer a good time to visit Mae Chan?
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 Mae Chan.
What to pack for Mae Chan in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Mae Chan sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 85 days see rain.
UV index in Mae Chan 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 Mae Chan peaks around July 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 7 (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) | 7 | 9 | 9 | 10 | 11 | 13 | 13 | 13 | 11 | 10 | 8 | 7 |
| Level | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | Very high |
| Feb | 9 | Very high |
| Mar | 9 | Very high |
| Apr | 10 | Very high |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Very high |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Mae Chan 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 Mae Chan is worst in April — around 156 µg/m³ PM2.5 (very unhealthy), about 12.0× the cleanest month (July, 13 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) | 23 | 40 | 128 | 156 | 37 | 15 | 13 | 13 | 13 | 14 | 15 | 19 |
| Level | Moderate | Poor | Unhealthy | Very unhealthy | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 23 | Moderate |
| Feb | 40 | Poor |
| Mar | 128 | Unhealthy |
| Apr | 156 | Very unhealthy |
| May | 37 | Poor |
| Jun | 15 | Moderate |
| Jul | 13 | Moderate |
| Aug | 13 | Moderate |
| Sep | 13 | Moderate |
| Oct | 14 | Moderate |
| Nov | 15 | Moderate |
| Dec | 19 | Moderate |
Where is Mae Chan?
Mae Chan sits at 20.1°N, 99.9°E, 416 m above sea level, in Thailand. The nearest listed city is Chiang Rai, 27 km away.
Topography around Mae Chan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mae Chan.
Within 3 km, the terrain around Mae Chan has significant variations in elevation — a maximum elevation change of 372 m around an average of 432 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 898 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,922 m.
The land around Mae Chan is covered by cropland (46%) and trees (34%) within 3 km, trees (65%) and cropland (24%) within 16 km, and trees (74%) 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 Mae Chan (20.1468°, 99.8526°, elevation 416 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.