Na Di in Fall
In fall (September, October and November), Na Di sees average daytime highs around 31°C and overnight lows near 24°C, with 449 mm of rain over about 51 wet days across the season. It is the coldest season of the year and the 2nd-wettest season.
Across fall, daytime highs hold fairly steady around 31°C. The sky is clear or mostly clear about 18% of the time across fall, and the air most often feels miserable.
Fall is Na Di's 2nd-best season to visit on our travel score. For the whole year in context, see Na Di's year-round climate.
- Avg daytime high
- 31°C
- coldest season of the year
- Avg overnight low
- 24°C
- Rainfall
- 449 mm
- 51 wet days
- Avg wind
- 6 km/h
- Travel score
- 3.6
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Na Di in Fall
Across fall, daytime highs hold fairly steady around 31°C.
A typical fall day in Na Di reaches about 31°C and drops to 24°C overnight. The warmest of the three months is October, the coolest November.
How fall really feels in Na Di
Once humidity and wind are folded in, fall brings about 91 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Na Di weather by month
How the three fall months (September, October and November) 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° / 21° | 9 | 2.1 | 11.3 | 5.2 |
| Feb | 33° / 22° | 13 | 2.5 | 11.5 | 4.2 |
| Mar | 34° / 24° | 34 | 7.6 | 11.9 | 3.1 |
| Apr | 35° / 25° | 62 | 13 | 12.3 | 2.3 |
| May | 34° / 26° | 174 | 23.7 | 12.6 | 2.1 |
| Jun | 32° / 25° | 231 | 26.1 | 12.8 | 2.3 |
| Jul | 31° / 25° | 251 | 27.4 | 12.8 | 2.4 |
| Aug | 31° / 25° | 271 | 28.6 | 12.5 | 2.4 |
| Sep | 31° / 25° | 283 | 27.1 | 12.1 | 2.5 |
| Oct | 31° / 24° | 143 | 18.6 | 11.7 | 3.4 |
| Nov | 31° / 23° | 24 | 4.8 | 11.3 | 4.8 |
| Dec | 31° / 21° | 5 | 1.2 | 11.2 | 5.6 |
Cloud cover in Fall
The sky is clear or mostly clear about 18% of the time across fall.
Chance of precipitation in Fall
Na Di gets around 449 mm of rain over 51 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 6 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 18 min in early September to 11 h 12 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 4.6 kWh/m².
Hazard calendar for Na Di
In fall, Na Di overlaps its monsoon season. The full year is below, with each hazard's peak months called out.
Na Di's monsoon runs May–October, when most of the year's rain falls.
Is fall a good time to visit Na Di?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a weaker month for outdoor sightseeing in Na Di.
What to pack for Na Di in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Na Di sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 51 days see rain.
UV index in Na Di in Fall
Clear-sky midday UV across fall 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 Na Di peaks around August 14 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 9 (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) | 9 | 10 | 12 | 12 | 11 | 12 | 13 | 13 | 12 | 11 | 9 | 9 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 10 | Extreme |
| Mar | 12 | Extreme |
| Apr | 12 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 9 | Very high |
Air quality in Na Di in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Na Di is worst in March — around 42 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (December, 20 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) | 31 | 41 | 42 | 33 | 25 | 22 | 23 | 23 | 23 | 24 | 21 | 20 |
| Level | Moderate | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 31 | Moderate |
| Feb | 41 | Poor |
| Mar | 42 | Poor |
| Apr | 33 | Moderate |
| May | 25 | Moderate |
| Jun | 22 | Moderate |
| Jul | 23 | Moderate |
| Aug | 23 | Moderate |
| Sep | 23 | Moderate |
| Oct | 24 | Moderate |
| Nov | 21 | Moderate |
| Dec | 20 | Moderate |
Where is Na Di?
Na Di sits at 14.1°N, 101.8°E, 29 m above sea level, in Thailand. The nearest listed city is Kabin Buri, 20 km away.
Topography around Na Di
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Na Di.
Within 3 km, the terrain around Na Di has only modest variations in elevation — a maximum elevation change of 28 m around an average of 25 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 805 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,336 m.
The land around Na Di is covered by cropland (50%) and trees (34%) within 3 km, trees (67%) and cropland (23%) within 16 km, and trees (60%) and cropland (33%) 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 Na Di (14.1157°, 101.7821°, elevation 29 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.