Peak in April
Coolest in December
Heavy in September
Peak in dry season
Bangkok Monthly Weather Guide
Click any month to explore daily weather forecasts
Essential Travel Info for Bangkok
Currency
THB
฿ Thai baht
Language
Thai
Driving
Left side
Connect
Prepaid SIM cards for tourists are readi...
Safety
Moderate Safety
GPI: 2.098
Best Time to Visit Bangkok
Location, climate overview & historical trends
Tap to Explore Map
📍 13.7563° N, 100.5018° E
Open in Google MapsBangkok is a prominent destination in Thailand.
Located at 13.76°N latitude,Bangkok experiences a tropical climate with warm temperatures year-round.
Based on 30 years of data, April is the warmest month (avg. 34°C), while December is the coolest. September sees the most rain (76% chance), making December the driest month.
Historical Climate Trend
30-Year Analysis+0.27°C
Total over 30 years
+0.09°C
Per decade
Linear regression analysis of historical maximum temperatures for Bangkok, based on 1995-2024 satellite data from NASA POWER.
Best Time to Visit
NASA POWER Data (1991-2021)Dry Season
Best months to visit
32°C
Avg High
Based on 30 years of NASA satellite data,Bangkok receives approximately 973mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
31.9°
2024 Avg
32.2°
2040 Proj
32.6°
+0.09°C
per decade (observed)
+0.27°C
per decade (CMIP6)
🌡️ Bangkok has warmed by +0.3°C since 1995. By 2040, an additional +0.4°C is projected (based on CMIP6 rate of 0.274°C/decade), for a total of +0.7°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
Exclusive flight analytics & health data for Bangkok
Smart Flight Estimator
Airport-to-Airport Logistics
unlock smart flight estimates
Add your home location in settings to see airport details.
Flight Connectivity Analysis
Airport traffic data & seasonal patterns
Popular destination
0
slots per day
Peak
Feb
Low
Sep
Monthly Traffic Distribution
Key Connections
Health & Safety Advisory
CDC travel health recommendations
COVID-19
All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.
Chikungunya
There iselevated chikungunya riskin Thailand.Chikungunya vaccinationmay be considered for people traveling or moving to this location if they are planning to stay for an extended period of time (for example, 6 months or more).
Cholera
There is no longer active cholera transmission and vaccine is not recommended.
Hepatitis A
Recommended for unvaccinated travelers one year old or older going to Thailand.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.
Hepatitis B
Recommended for unvaccinated travelers younger than 60 years old traveling to Thailand. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Thailand.
Japanese Encephalitis
Recommended for travelers whoAre moving to an area with Japanese encephalitis to liveSpend long periods of time, such as a month or more, in areas with Japanese encephalitisFrequently travel to areas with Japanese encephalitisConsider vaccination for travelersSpending less than a month in areas with Japanese encephalitis but will be doing activities that increase risk of infection, such as visiting rural areas, hiking or camping, or staying in places without air conditioning, screens, or bed netsGoing to areas with Japanese encephalitis who are uncertain of their activities or how long they will be thereNot recommended for travelers planning short-term travel to urban areas or travel to areas with no clear Japanese encephalitis season.
+5 more
Source: CDC Travelers' Health
View Complete Health GuideBangkok Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 31°C | 4% | 🔥 Hot |
| February | 32°C | 9% | 🔥 Hot |
| March | 34°C | 15% | 🔥 Hot |
| April | 34°C | 27% | 🔥 Hot |
| May | 33°C | 50% | 🌧️ Rainy |
| June | 32°C | 55% | 🌧️ Rainy |
| July | 32°C | 61% | 🌧️ Rainy |
| August | 32°C | 61% | 🌧️ Rainy |
| September | 31°C | 76% | 🌧️ Rainy |
| October | 31°C | 55% | 🌧️ Rainy |
| November | 31°C | 20% | 🔥 Hot |
| December | 31°C | 4% | 🔥 Hot |
Weather in Cities Near Bangkok
Explore climate data for popular destinations within easy reach
Siem Reap
Cambodia
Koh Samui
Thailand
Vientiane
Laos
Phnom Penh
Cambodia
Phu Quoc
Vietnam
Yangon
Myanmar
Compare weather conditions with nearby destinations for your trip planning
Compare Bangkok Weather vs Popular Destinations
Similar Climate Destinations
Discover destinations with weather similar to Bangkok
Fortaleza
Brazil
Goa
India
Granada
Nicaragua
Guayaquil
Ecuador
Jabiru
Australia
Mandalay
Myanmar
These destinations share similar weather patterns with Bangkok. Perfect alternatives if you're looking for the same climate in a different location.
Bangkok Weather FAQ
When is the best time to visit Bangkok?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, summer months are usually great choices.
When is the hottest month in Bangkok?
April is historically the hottest month in Bangkok with average highs of 34°C.
When does it rain the most in Bangkok?
September typically sees the highest probability of rain (76%).
Is Bangkok expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.