Climate Insights for Phonhthieng

Kasy District, Vientiane Province, Laos

Hottest
April
33°C peak91°F peak
Coldest
January
14°C low58°F low
Wettest
August
522 mm rain20.5 in rain
Best to Visit
January, February, March
Mild temps & low rain

Climate Overview

The climate in Phonhthieng is warm and mild. The average annual temperature is 24°C and approximately 2,412 mm of precipitation falls per year. August is the wettest month, receiving around 522 mm of rainfall. Phonhthieng is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, May. The coldest months are January, December, February, when temperatures can drop to 14°C.The climate in Phonhthieng is warm and mild. The average annual temperature is 76°F and approximately 94.9 in of precipitation falls per year. August is the wettest month, receiving around 20.5 in of rainfall. Phonhthieng is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: April, March, May. The coldest months are January, December, February, when temperatures can drop to 58°F.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 27°Average: 20°Min: 14°FebMax: 29°Average: 22°Min: 15°MarMax: 32°Average: 25°Min: 19°AprMax: 33°Average: 26°Min: 21°MayMax: 32°Average: 27°Min: 23°JunMax: 30°Average: 26°Min: 23°JulMax: 30°Average: 26°Min: 23°AugMax: 30°Average: 26°Min: 23°SepMax: 30°Average: 26°Min: 23°OctMax: 30°Average: 25°Min: 21°NovMax: 29°Average: 23°Min: 18°DecMax: 27°Average: 20°Min: 15°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 81°FAverage: 68°FMin: 58°FFebMax: 85°FAverage: 71°FMin: 59°FMarMax: 89°FAverage: 76°FMin: 65°FAprMax: 91°FAverage: 80°FMin: 70°FMayMax: 89°FAverage: 80°FMin: 73°FJunMax: 87°FAverage: 79°FMin: 74°FJulMax: 86°FAverage: 79°FMin: 74°FAugMax: 85°FAverage: 78°FMin: 74°FSepMax: 86°FAverage: 78°FMin: 73°FOctMax: 86°FAverage: 77°FMin: 70°FNovMax: 84°FAverage: 74°FMin: 65°FDecMax: 81°FAverage: 69°FMin: 59°F
Max
Average
Min

Phonhthieng sees moderate temperature variation throughout the year, ranging from 14°C to 33°C. The warmest month is April, when average highs reach 33°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 14°C and an average of 20°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 3°C shift in average temperatures.Phonhthieng sees moderate temperature variation throughout the year, ranging from 58°F to 91°F. The warmest month is April, when average highs reach 91°F and the mean temperature sits around 80°F. January is the coolest month, with minimum temperatures around 58°F and an average of 68°F. On average, daily temperatures fluctuate by about 18°F between overnight lows and afternoon highs. The sharpest temperature change occurs between February and March, with a 5°F shift in average temperatures.

Precipitation

0mm50mm100mm150mm200mm250mm300mm350mm400mm450mm500mm550mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 26mmFebPrecipitation: 35mmMarPrecipitation: 56mmAprPrecipitation: 95mmMayPrecipitation: 259mmJunPrecipitation: 386mmJulPrecipitation: 478mmAugPrecipitation: 522mmSepPrecipitation: 357mmOctPrecipitation: 140mmNovPrecipitation: 41mmDecPrecipitation: 18mm
Precipitation
0in2in4in6in8in10in12in14in16in18in20inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 1inFebPrecipitation: 1.4inMarPrecipitation: 2.2inAprPrecipitation: 3.7inMayPrecipitation: 10.2inJunPrecipitation: 15.2inJulPrecipitation: 18.8inAugPrecipitation: 20.5inSepPrecipitation: 14inOctPrecipitation: 5.5inNovPrecipitation: 1.6inDecPrecipitation: 0.7in
Precipitation

Phonhthieng is a very wet location, receiving approximately 2,412 mm of precipitation annually, which averages out to around 201 mm per month. The wettest month is August, averaging 522 mm of rainfall. July and June also tend to see above-average precipitation. The driest month is December, with just 18 mm. That's 504 mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Phonhthieng is a very wet location, receiving approximately 94.9 in of precipitation annually, which averages out to around 7.9 in per month. The wettest month is August, averaging 20.6 in of rainfall. July and June also tend to see above-average precipitation. The driest month is December, with just 0.7 in. That's 19.8 in less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 4km/hFebWind Speed: 5km/hMarWind Speed: 5km/hAprWind Speed: 5km/hMayWind Speed: 4km/hJunWind Speed: 4km/hJulWind Speed: 4km/hAugWind Speed: 4km/hSepWind Speed: 3km/hOctWind Speed: 3km/hNovWind Speed: 3km/hDecWind Speed: 4km/h
Wind Speed
0mph5mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 3mphFebWind Speed: 3mphMarWind Speed: 3mphAprWind Speed: 3mphMayWind Speed: 3mphJunWind Speed: 2mphJulWind Speed: 2mphAugWind Speed: 2mphSepWind Speed: 2mphOctWind Speed: 2mphNovWind Speed: 2mphDecWind Speed: 2mph
Wind Speed

Phonhthieng is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.Phonhthieng is relatively calm, with an average annual wind speed of 2mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is March, averaging 3mph, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 2mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1mph gap between the calmest and windiest months.

Best Time to Visit

Jan20°68°F
Feb22°71°F
Mar25°76°F
Apr26°80°F
May27°80°F
Jun26°79°F
Jul26°79°F
Aug26°78°F
Sep26°78°F
Oct25°77°F
Nov23°74°F
Dec20°69°F

The best time to visit Phonhthieng is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 35 mm per month. By contrast, April can be uncomfortably hot with temperatures reaching 33°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.The best time to visit Phonhthieng is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 72°F with modest rainfall averaging 1.4 in per month. By contrast, April can be uncomfortably hot with temperatures reaching 91°F. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Phonhthieng based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Phonhthieng based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
14 °C58 °F
27 °C81 °F
4 km/h3 mph
26 mm1 in
0 cm0 in
Feb
15 °C59 °F
29 °C85 °F
5 km/h3 mph
35 mm1.4 in
0 cm0 in
Mar
19 °C65 °F
32 °C89 °F
5 km/h3 mph
56 mm2.2 in
0 cm0 in
Apr
21 °C70 °F
33 °C91 °F
5 km/h3 mph
95 mm3.7 in
0 cm0 in
May
23 °C73 °F
32 °C89 °F
4 km/h3 mph
259 mm10.2 in
0 cm0 in
Jun
23 °C74 °F
30 °C87 °F
4 km/h2 mph
386 mm15.2 in
0 cm0 in
Jul
23 °C74 °F
30 °C86 °F
4 km/h2 mph
478 mm18.8 in
0 cm0 in
Aug
23 °C74 °F
30 °C85 °F
4 km/h2 mph
522 mm20.5 in
0 cm0 in
Sep
23 °C73 °F
30 °C86 °F
3 km/h2 mph
357 mm14 in
0 cm0 in
OctCurrent
21 °C70 °F
30 °C86 °F
3 km/h2 mph
140 mm5.5 in
0 cm0 in
Nov
18 °C65 °F
29 °C84 °F
3 km/h2 mph
41 mm1.6 in
0 cm0 in
Dec
15 °C59 °F
27 °C81 °F
4 km/h2 mph
18 mm0.7 in
0 cm0 in