Thailand · 1991–2020

Best time to visit
Chumphon

For Chumphon, February has the most comfortable weather in our climate comparison. Typical daytime highs are 31.9°C, nights average 22.3°C, and rainfall totals about 82 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.

Best all-round monthFebruary
Typical daytime high31.9°C
Typical night-time low22.3°C
February rainfall82 mm
Overall comfort

February

Other strong months: January and March

51/100 weather score
Beach weather

February

Other strong months: January and March

76/100 weather score
Outdoor sightseeing

February

Other strong months: January and March

30/100 weather score

Make the answer personal

Choose the weather
that suits you.

Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.

1 month fits your choices for Chumphon

February31.9°C day · 82 mm rain · 6.5 wet days

May has the lowest comfort score at 10 out of 100, compared with February at 51. The main reason is that days average 33.6°C, 10° above the 24°C the score treats as ideal, and 229 mm of rain falls.

Quick answers

Planning a trip to Chumphon?

These answers come from the same measured monthly climate record shown on this page.

When is the best time to visit Chumphon?

February is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 31.9°C and 82 mm of rain.

What is the hottest month in Chumphon?

April is hottest in this record, with a typical daytime high of 34.4°C and a night-time low of 24.5°C.

Which month has the least rain?

February has the lowest monthly rainfall total at 82 mm.

Is this a weather forecast?

No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.

Month by month

See how the weather
changes through the year.

The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.

Jan
3730.8° / 21.6°
Feb
5131.9° / 22.3°
Mar
2933.3° / 23.4°
Apr
2734.4° / 24.5°
May
1033.6° / 24.8°
Jun
1832.7° / 24.6°
Jul
1832° / 24.2°
Aug
1731.9° / 24.3°
Sep
2031.7° / 24.1°
Oct
1231.2° / 23.7°
Nov
1130.6° / 23°
Dec
2730.2° / 21.7°
Monthly climate evidence for Chumphon — daylight is calculated from latitude, everything else is measured, sea temperature from the nearest open water 25 km away
MonthDayNightRainWet daysSeaDaylightComfortCoverage
January30.8°C21.6°C191 mm10.227.6°C11 h 3437Good coverage
February31.9°C22.3°C82 mm6.528.2°C11 h 4751Good coverage
March33.3°C23.4°C173 mm9.429.1°C12 h 0229Good coverage
April34.4°C24.5°C152 mm930.0°C12 h 2127Good coverage
May33.6°C24.8°C229 mm17.530.2°C12 h 3610Strong coverage
June32.7°C24.6°C194 mm17.729.7°C12 h 4418Good coverage
July32°C24.2°C213 mm18.929.3°C12 h 4118Strong coverage
August31.9°C24.3°C218 mm19.229.0°C12 h 2817Good coverage
September31.7°C24.1°C208 mm19.228.9°C12 h 1020Strong coverage
October31.2°C23.7°C282 mm18.828.9°C11 h 5312Good coverage
November30.6°C23°C328 mm16.628.4°C11 h 3811Strong coverage
December30.2°C21.7°C269 mm11.427.8°C11 h 3127Good coverage
Records at CHUMPHON, 1951–2025
MonthRecord highRecord lowWettest dayWettest / driest monthYears
January34.8°C16 Jan 199812.1°C15 Jan 1976423 mm8 Jan 1975605 mm2017 · driest 3 mm in 200973
February39.1°C16 Feb 199914.4°C5 Feb 2000138 mm10 Feb 1977346 mm1977 · driest 0 mm in 201472
March38.0°C19 Mar 199916.1°C3 Mar 1955119 mm22 Mar 1994425 mm1994 · driest 0 mm in 199272
April38.8°C13 Apr 199819.4°C7 Apr 1971110 mm13 Apr 2013266 mm2018 · driest 0 mm in 199274
May39.4°C5 May 202420.9°C13 May 1963163 mm1 May 2007478 mm2022 · driest 54 mm in 200575
June38.7°C1 Jun 199120.5°C6 Jun 1990113 mm4 Jun 2012364 mm2014 · driest 58 mm in 200275
July35.8°C4 Jul 202319.9°C16 Jul 1976102 mm27 Jul 1990421 mm1996 · driest 52 mm in 198775
August35.7°C22 Aug 202420.8°C14 Aug 1962252 mm24 Aug 1997448 mm1997 · driest 62 mm in 202275
September35.6°C8 Sep 200721.2°C12 Sep 1961116 mm27 Sep 1966371 mm1966 · driest 3 mm in 199974
October35.7°C26 Oct 202418.8°C27 Oct 1994145 mm29 Oct 1971619 mm2007 · driest 73 mm in 199474
November37.7°C23 Nov 196615.6°C30 Nov 1956264 mm29 Nov 1970797 mm2024 · driest 25 mm in 195474
December36.5°C4 Dec 199812.2°C30 Dec 1975269 mm5 Dec 2017604 mm2002 · driest 2 mm in 200471
Typical days per month at CHUMPHON, 1991–2020
MonthDays 25°C+Days 30°C+Heavy rain (10 mm+)
January29222
February27251
March29283
April29283
May29285
June27245
July28236
August28246
September27236
October29237
November28196
December28194
How often different weather occurs at CHUMPHON, based on its daily record
MonthDry days reaching 20°CWet daysDays with heavy rainWeeks with 3+ wet daysTypical high by year
January79%23%9%17%28.9–31.5°C
February83%18%8%14%30.5–32.6°C
March82%19%8%14%31.5–34.1°C
April77%24%10%27%32.9–35.6°C
May49%51%21%69%32.2–34.7°C
June42%58%20%78%31.3–33.3°C
July44%57%21%77%30.7–32.6°C
August42%59%21%80%30.5–32.5°C
September45%56%20%76%30.7–32.3°C
October44%57%27%78%30.1–31.8°C
November51%50%29%60%29.0–31.1°C
December74%28%13%24%28.5–30.8°C

A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.

1951Each stripe is one year’s mean temperature against the 56-year average. Warmest: 1998. Coolest: 1955.2012

The evidence behind this page

Where these figures
come from.

Place identity
GeoNames 1153557
NOAA station
TH000048517 · CHUMPHON
Station distance
1.5 km from the place centre
Climate period
1991–2020
Minimum month coverage
15 usable years
Daylight
Calculated from latitude 10.50°, mid-month, sunrise to sunset including refraction. Not a station measurement.
Sea temperature
NOAA OISST v2.1 1991–2020 monthly climatology, nearest open water 25 km from the place centre. A sheltered bay can run warmer than the open sea it is measured from.
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.

Next step

Choose your month.
Then plan the details.

The weather comparison for Chumphon is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.

How travel partnerships will work

Keep exploring

Same climate evidence,
different places.

These places read the same station, so their climate numbers are identical. Their setting, population and distance from CHUMPHON are not.