Ratchaburi weather in February
In February, Ratchaburi sees average daytime highs of 33°C and overnight lows near 23°C, with 10 mm of rain across 2.4 wet days and about 11.5 hours of daylight. It is the 5th-warmest and 11th-wettest month of the year here.
Highs climb over the month, from about 32°C in the first days to 34°C by the end. The sky is clear or mostly clear about 66% of the time in February, and the air most often feels oppressive.
Daylight stretches from about 11 h 24 min at the start of February to 11 h 42 min by month's end. Set against the rest of the year, February is Ratchaburi's 1st-clearest and 6th-windiest month. For the whole year in context, see Ratchaburi's year-round climate.
- Daytime high
- 33°
- 5th warmest
- Overnight low
- 23°
- 3rd coldest
- Rainfall
- 10 mm
- 2.4 wet days
- Daylight
- 11 h 36 min
- 6:49 AM – 6:22 PM
- Cloud cover
- 34%
- 1st clearest
- Wind
- 7 km/h
- 6th windiest
- Solar energy
- 5.65 kWh/m²
- Travel score
- 4.2
- out of 10
Ratchaburi is town in Ratchaburi province, Thailand.
- Air quality
- High
- PM2.5 30 µg/m³ · 2019
- Density
- 10,626/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in February
Highs climb over the month, from about 32°C in the first days to 34°C by the end.
A typical February day in Ratchaburi reaches about 33°C in the afternoon and slips back to 23°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 31°C and 35°C. Set against its neighbours, February runs about 2°C warmer than January and about 2°C cooler than March.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 | 34 |
| Avg low (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 32 | 22 |
| 2 | 32 | 22 |
| 3 | 32 | 22 |
| 4 | 32 | 22 |
| 5 | 32 | 22 |
| 6 | 32 | 22 |
| 7 | 33 | 22 |
| 8 | 33 | 22 |
| 9 | 33 | 23 |
| 10 | 33 | 23 |
| 11 | 33 | 23 |
| 12 | 33 | 23 |
| 13 | 33 | 23 |
| 14 | 33 | 23 |
| 15 | 33 | 23 |
| 16 | 33 | 23 |
| 17 | 33 | 23 |
| 18 | 33 | 23 |
| 19 | 34 | 23 |
| 20 | 34 | 23 |
| 21 | 34 | 23 |
| 22 | 34 | 24 |
| 23 | 34 | 24 |
| 24 | 34 | 24 |
| 25 | 34 | 24 |
| 26 | 34 | 24 |
| 27 | 34 | 24 |
| 28 | 34 | 24 |
How February really feels in Ratchaburi
Once humidity and wind are folded in, February averages 28 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in February is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Ratchaburi weather by month
How February compares with the rest of the year at a glance. February is the 5th-warmest and 11th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 31° / 22° | 12 | 2.2 | 11.3 | 5.3 |
| Feb | 33° / 23° | 10 | 2.4 | 11.5 | 4.2 |
| Mar | 35° / 25° | 37 | 6.4 | 11.9 | 3.0 |
| Apr | 36° / 27° | 68 | 11.2 | 12.3 | 1.9 |
| May | 35° / 27° | 127 | 21.9 | 12.6 | 1.7 |
| Jun | 34° / 27° | 114 | 20.5 | 12.8 | 2.1 |
| Jul | 33° / 26° | 133 | 22.1 | 12.7 | 2.3 |
| Aug | 33° / 26° | 143 | 23.1 | 12.4 | 2.4 |
| Sep | 32° / 26° | 197 | 24.1 | 12.1 | 2.3 |
| Oct | 32° / 25° | 188 | 21.1 | 11.7 | 3.2 |
| Nov | 31° / 24° | 45 | 6.4 | 11.4 | 4.6 |
| Dec | 31° / 22° | 10 | 2.2 | 11.2 | 5.5 |
Cloud cover in February
The sky is clear or mostly clear about 66% of the time in February, the clearest month of the year.
Beyond those clear spells, partly cloudy skies cover about 16% of February, with mostly cloudy or overcast conditions the remaining 18%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 81 | 81 | 82 | 82 | 84 | 84 | 84 | 84 | 84 | 84 | 84 | 82 | 82 | 82 | 81 | 81 | 81 | 81 | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 | 80 |
| Cloudier (%) | 19 | 19 | 18 | 18 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 81 | 19 |
| 2 | 81 | 19 |
| 3 | 82 | 18 |
| 4 | 82 | 18 |
| 5 | 84 | 16 |
| 6 | 84 | 16 |
| 7 | 84 | 16 |
| 8 | 84 | 16 |
| 9 | 84 | 16 |
| 10 | 84 | 16 |
| 11 | 84 | 16 |
| 12 | 82 | 18 |
| 13 | 82 | 18 |
| 14 | 82 | 18 |
| 15 | 81 | 19 |
| 16 | 81 | 19 |
| 17 | 81 | 19 |
| 18 | 81 | 19 |
| 19 | 80 | 20 |
| 20 | 80 | 20 |
| 21 | 80 | 20 |
| 22 | 80 | 20 |
| 23 | 80 | 20 |
| 24 | 80 | 20 |
| 25 | 80 | 20 |
| 26 | 80 | 20 |
| 27 | 80 | 20 |
| 28 | 80 | 20 |
Chance of precipitation in February
Ratchaburi gets around 10 mm of rain over 2.4 wet days in February. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 9% and peaks near 13% on the wettest days. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 13 |
| Rain chance (%) | |
|---|---|
| 1 | 7 |
| 2 | 7 |
| 3 | 7 |
| 4 | 6 |
| 5 | 6 |
| 6 | 6 |
| 7 | 6 |
| 8 | 6 |
| 9 | 6 |
| 10 | 6 |
| 11 | 6 |
| 12 | 7 |
| 13 | 7 |
| 14 | 8 |
| 15 | 8 |
| 16 | 9 |
| 17 | 9 |
| 18 | 10 |
| 19 | 10 |
| 20 | 11 |
| 21 | 11 |
| 22 | 12 |
| 23 | 12 |
| 24 | 12 |
| 25 | 12 |
| 26 | 13 |
| 27 | 13 |
| 28 | 13 |
Humidity in February
Most of February feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, February lands in the oppressive band about 55% of days. Sticky, muggy-or-worse air turns up on roughly 84% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Comfortable (%) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Humid (%) | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 |
| Muggy (%) | 31 | 30 | 30 | 29 | 29 | 29 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 |
| Oppressive (%) | 44 | 44 | 44 | 45 | 46 | 46 | 47 | 48 | 49 | 51 | 51 | 53 | 54 | 54 | 57 | 57 | 58 | 59 | 60 | 62 | 63 | 63 | 64 | 65 | 65 | 66 | 67 | 67 |
| Miserable (%) | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 3 | 7 | 15 | 31 | 44 | 1 |
| 2 | 3 | 7 | 14 | 30 | 44 | 1 |
| 3 | 3 | 7 | 14 | 30 | 44 | 1 |
| 4 | 3 | 7 | 14 | 29 | 45 | 1 |
| 5 | 3 | 7 | 14 | 29 | 46 | 2 |
| 6 | 2 | 7 | 14 | 29 | 46 | 2 |
| 7 | 2 | 7 | 13 | 28 | 47 | 2 |
| 8 | 2 | 7 | 13 | 28 | 48 | 2 |
| 9 | 2 | 6 | 13 | 28 | 49 | 2 |
| 10 | 1 | 6 | 13 | 27 | 51 | 2 |
| 11 | 1 | 6 | 13 | 27 | 51 | 2 |
| 12 | 1 | 5 | 12 | 27 | 53 | 2 |
| 13 | 1 | 4 | 12 | 27 | 54 | 2 |
| 14 | 1 | 4 | 12 | 27 | 54 | 2 |
| 15 | 0 | 3 | 11 | 27 | 57 | 2 |
| 16 | 0 | 3 | 11 | 27 | 57 | 2 |
| 17 | 0 | 2 | 11 | 27 | 58 | 2 |
| 18 | 0 | 2 | 10 | 27 | 59 | 2 |
| 19 | 0 | 2 | 10 | 26 | 60 | 2 |
| 20 | 0 | 1 | 9 | 26 | 62 | 2 |
| 21 | 0 | 1 | 9 | 25 | 63 | 2 |
| 22 | 0 | 1 | 9 | 25 | 63 | 2 |
| 23 | 0 | 1 | 8 | 25 | 64 | 2 |
| 24 | 0 | 1 | 8 | 24 | 65 | 2 |
| 25 | 0 | 1 | 8 | 24 | 65 | 2 |
| 26 | 0 | 1 | 7 | 24 | 66 | 2 |
| 27 | 0 | 1 | 7 | 23 | 67 | 2 |
| 28 | 0 | 1 | 7 | 23 | 67 | 2 |
Wind in February
Winds average 7 km/h in February.
Across February, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
Sunrise & sunset in February
Daylight runs from about 11 h 24 min at the start of February to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 18 minutes over February. Sunrise moves from 6:52 AM to 6:43 AM, and sunset from 6:16 PM to 6:25 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.7 | 11.7 | 11.7 |
| Sunrise (AM) | 6:52 | 6:52 | 6:52 | 6:52 | 6:51 | 6:51 | 6:51 | 6:51 | 6:51 | 6:50 | 6:50 | 6:50 | 6:49 | 6:49 | 6:49 | 6:48 | 6:48 | 6:48 | 6:47 | 6:47 | 6:46 | 6:46 | 6:46 | 6:45 | 6:45 | 6:44 | 6:44 | 6:43 |
| Sunset (PM) | 6:16 | 6:17 | 6:17 | 6:18 | 6:18 | 6:19 | 6:19 | 6:19 | 6:20 | 6:20 | 6:21 | 6:21 | 6:21 | 6:22 | 6:22 | 6:22 | 6:22 | 6:23 | 6:23 | 6:23 | 6:24 | 6:24 | 6:24 | 6:24 | 6:25 | 6:25 | 6:25 | 6:25 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.4 | 6:52 | 6:16 |
| 2 | 11.4 | 6:52 | 6:17 |
| 3 | 11.4 | 6:52 | 6:17 |
| 4 | 11.4 | 6:52 | 6:18 |
| 5 | 11.4 | 6:51 | 6:18 |
| 6 | 11.5 | 6:51 | 6:19 |
| 7 | 11.5 | 6:51 | 6:19 |
| 8 | 11.5 | 6:51 | 6:19 |
| 9 | 11.5 | 6:51 | 6:20 |
| 10 | 11.5 | 6:50 | 6:20 |
| 11 | 11.5 | 6:50 | 6:21 |
| 12 | 11.5 | 6:50 | 6:21 |
| 13 | 11.5 | 6:49 | 6:21 |
| 14 | 11.5 | 6:49 | 6:22 |
| 15 | 11.6 | 6:49 | 6:22 |
| 16 | 11.6 | 6:48 | 6:22 |
| 17 | 11.6 | 6:48 | 6:22 |
| 18 | 11.6 | 6:48 | 6:23 |
| 19 | 11.6 | 6:47 | 6:23 |
| 20 | 11.6 | 6:47 | 6:23 |
| 21 | 11.6 | 6:46 | 6:24 |
| 22 | 11.6 | 6:46 | 6:24 |
| 23 | 11.6 | 6:46 | 6:24 |
| 24 | 11.7 | 6:45 | 6:24 |
| 25 | 11.7 | 6:45 | 6:25 |
| 26 | 11.7 | 6:44 | 6:25 |
| 27 | 11.7 | 6:44 | 6:25 |
| 28 | 11.7 | 6:43 | 6:25 |
Solar energy in February
Average shortwave solar energy reaching the ground each day in February, about 5.65 kWh/m².
For context, solar energy here swings from a low near 4.41 kWh/m² to a high of 6.21 kWh/m² in April across the year — February's 5.65 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.3 | 5.4 | 5.4 | 5.4 | 5.4 | 5.5 | 5.5 | 5.5 | 5.5 | 5.6 | 5.6 | 5.6 | 5.6 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.7 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.8 | 5.9 | 5.9 | 5.9 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.3 | Bright |
| 2 | 5.4 | Bright |
| 3 | 5.4 | Bright |
| 4 | 5.4 | Bright |
| 5 | 5.4 | Bright |
| 6 | 5.5 | Bright |
| 7 | 5.5 | Bright |
| 8 | 5.5 | Bright |
| 9 | 5.5 | Bright |
| 10 | 5.6 | Bright |
| 11 | 5.6 | Bright |
| 12 | 5.6 | Bright |
| 13 | 5.6 | Bright |
| 14 | 5.7 | Bright |
| 15 | 5.7 | Bright |
| 16 | 5.7 | Bright |
| 17 | 5.7 | Bright |
| 18 | 5.7 | Bright |
| 19 | 5.7 | Bright |
| 20 | 5.8 | Bright |
| 21 | 5.8 | Bright |
| 22 | 5.8 | Bright |
| 23 | 5.8 | Bright |
| 24 | 5.8 | Bright |
| 25 | 5.8 | Bright |
| 26 | 5.9 | Bright |
| 27 | 5.9 | Bright |
| 28 | 5.9 | Bright |
Hazard calendar for Ratchaburi
None of Ratchaburi's seasonal hazards are active in February. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Ratchaburi sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.
Ratchaburi's monsoon runs May–October, when most of the year's rain falls.
Is February a good time to visit Ratchaburi?
Our two travel scores rate February for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
February is a reasonable time to visit Ratchaburi for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Ratchaburi in February
From February's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In February, Ratchaburi sees daytime highs around 33°C and nights near 23°C. Pack light clothes. Worth having: sun protection.
Sea temperature near Ratchaburi in February
The nearest coast averages about 28°C in February — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 38 km away) is warmest in May at about 31°C and coldest in January near 27°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 27 | 28 | 29 | 30 | 31 | 30 | 30 | 30 | 30 | 29 | 29 | 28 |
| Comfort | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Tropical | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 27 | Warm |
| Feb | 28 | Warm |
| Mar | 29 | Tropical |
| Apr | 30 | Tropical |
| May | 31 | Tropical |
| Jun | 30 | Tropical |
| Jul | 30 | Tropical |
| Aug | 30 | Tropical |
| Sep | 30 | Tropical |
| Oct | 29 | Tropical |
| Nov | 29 | Tropical |
| Dec | 28 | Warm |
UV index in Ratchaburi in February
Clear-sky midday UV in February peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Ratchaburi peaks around August 15 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 20 at about 8 (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 | 9 | 12 | 11 | 11 | 12 | 12 | 13 | 12 | 10 | 8 | 9 |
| 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 | 9 | Very high |
| Mar | 12 | Extreme |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Very high |
| Nov | 8 | Very high |
| Dec | 9 | Very high |
Air quality in Ratchaburi in February
Average fine-particle pollution (PM2.5) through the year — so you can see where February falls, not just the annual average.
Air quality in Ratchaburi is worst in February — around 44 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (August, 17 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Ratchaburi's WHO annual average of 30 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 42 | 44 | 43 | 33 | 23 | 17 | 17 | 17 | 21 | 33 | 35 | 34 |
| Level | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 42 | Poor |
| Feb | 44 | Poor |
| Mar | 43 | Poor |
| Apr | 33 | Moderate |
| May | 23 | Moderate |
| Jun | 17 | Moderate |
| Jul | 17 | Moderate |
| Aug | 17 | Moderate |
| Sep | 21 | Moderate |
| Oct | 33 | Moderate |
| Nov | 35 | Moderate |
| Dec | 34 | Moderate |
Where is Ratchaburi?
Ratchaburi sits at 13.5°N, 99.8°E, 8 m above sea level, in Thailand. The nearest listed city is Damnoen Saduak, 15 km away.
Topography around Ratchaburi
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ratchaburi.
Within 3 km, the terrain around Ratchaburi has only modest variations in elevation — a maximum elevation change of 43 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 231 m; within 80 km, large variations in elevation — a maximum elevation change of 1,189 m.
The land around Ratchaburi is covered by artificial surfaces (47%) and trees (27%) within 3 km, trees (50%) and cropland (29%) within 16 km, and trees (44%) and cropland (25%) 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 Ratchaburi (13.5367°, 99.8171°, elevation 8 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).