Climate Insights for Unión Hidalgo

Oaxaca, Mexico

Hottest
May
35°C peak96°F peak
Coldest
January
20°C low69°F low
Wettest
September
240 mm rain9.5 in rain
Best to Visit
January
Mild temps & low rain

Climate Overview

The climate in Unión Hidalgo is hot. The average annual temperature is 27°C and approximately 1,023 mm of precipitation falls per year. September is the wettest month, receiving around 240 mm of rainfall. Unión Hidalgo is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, July. The coldest months are January, February, December, when temperatures can drop to 20°C.The climate in Unión Hidalgo is hot. The average annual temperature is 81°F and approximately 40.3 in of precipitation falls per year. September is the wettest month, receiving around 9.5 in of rainfall. Unión Hidalgo is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: May, April, July. The coldest months are January, February, December, when temperatures can drop to 69°F.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 30°Average: 25°Min: 20°FebMax: 32°Average: 26°Min: 21°MarMax: 34°Average: 27°Min: 23°AprMax: 35°Average: 29°Min: 24°MayMax: 35°Average: 30°Min: 25°JunMax: 33°Average: 28°Min: 25°JulMax: 34°Average: 29°Min: 25°AugMax: 34°Average: 28°Min: 25°SepMax: 33°Average: 28°Min: 25°OctMax: 32°Average: 27°Min: 24°NovMax: 31°Average: 26°Min: 23°DecMax: 31°Average: 25°Min: 21°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°F100°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 87°FAverage: 76°FMin: 69°FFebMax: 89°FAverage: 78°FMin: 70°FMarMax: 92°FAverage: 81°FMin: 73°FAprMax: 95°FAverage: 84°FMin: 76°FMayMax: 96°FAverage: 85°FMin: 78°FJunMax: 91°FAverage: 83°FMin: 77°FJulMax: 93°FAverage: 84°FMin: 77°FAugMax: 93°FAverage: 83°FMin: 77°FSepMax: 91°FAverage: 82°FMin: 76°FOctMax: 90°FAverage: 81°FMin: 75°FNovMax: 89°FAverage: 79°FMin: 73°FDecMax: 87°FAverage: 77°FMin: 70°F
Max
Average
Min

Unión Hidalgo sees moderate temperature variation throughout the year, ranging from 20°C to 35°C. May is the hottest month, with daytime highs reaching 35°C and an average of 30°C. January is the coolest month, with minimum temperatures around 20°C and an average of 25°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.Unión Hidalgo sees moderate temperature variation throughout the year, ranging from 69°F to 96°F. May is the hottest month, with daytime highs reaching 96°F and an average of 85°F. January is the coolest month, with minimum temperatures around 69°F and an average of 76°F. On average, daily temperatures fluctuate by about 17°F between overnight lows and afternoon highs.

Precipitation

0mm50mm100mm150mm200mm250mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 4mmFebPrecipitation: 10mmMarPrecipitation: 7mmAprPrecipitation: 10mmMayPrecipitation: 74mmJunPrecipitation: 231mmJulPrecipitation: 112mmAugPrecipitation: 171mmSepPrecipitation: 240mmOctPrecipitation: 150mmNovPrecipitation: 10mmDecPrecipitation: 5mm
Precipitation
0in2in4in6in8in10inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 0.2inFebPrecipitation: 0.4inMarPrecipitation: 0.3inAprPrecipitation: 0.4inMayPrecipitation: 2.9inJunPrecipitation: 9.1inJulPrecipitation: 4.4inAugPrecipitation: 6.7inSepPrecipitation: 9.5inOctPrecipitation: 5.9inNovPrecipitation: 0.4inDecPrecipitation: 0.2in
Precipitation

Unión Hidalgo is a moderately rainy area, receiving approximately 1,023 mm of precipitation annually, which averages out to around 85 mm per month. The wettest month is September, averaging 240 mm of rainfall. June and August also tend to see above-average precipitation. The driest month is January, with just 4 mm. That's 236 mm less than September, 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.Unión Hidalgo is a moderately rainy area, receiving approximately 40.3 in of precipitation annually, which averages out to around 3.3 in per month. The wettest month is September, averaging 9.4 in of rainfall. June and August also tend to see above-average precipitation. The driest month is January, with just 0.2 in. That's 9.3 in less than September, 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/h10km/h15km/h20km/h25km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 21km/hFebWind Speed: 19km/hMarWind Speed: 16km/hAprWind Speed: 14km/hMayWind Speed: 11km/hJunWind Speed: 9km/hJulWind Speed: 14km/hAugWind Speed: 12km/hSepWind Speed: 10km/hOctWind Speed: 16km/hNovWind Speed: 21km/hDecWind Speed: 21km/h
Wind Speed
0mph5mph10mph15mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 13mphFebWind Speed: 12mphMarWind Speed: 10mphAprWind Speed: 9mphMayWind Speed: 7mphJunWind Speed: 6mphJulWind Speed: 8mphAugWind Speed: 7mphSepWind Speed: 6mphOctWind Speed: 10mphNovWind Speed: 13mphDecWind Speed: 13mph
Wind Speed

Unión Hidalgo is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 21km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 12km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 20km/h in winter, 14km/h in spring, 12km/h in summer, 16km/h in autumn.Unión Hidalgo is moderately windy, with an average annual wind speed of 10mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is January, averaging 13mph, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in June, with average winds dropping to 6mph, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 7mph difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 12mph in winter, 9mph in spring, 7mph in summer, 10mph in autumn.

Best Time to Visit

Jan25°76°F
Feb26°78°F
Mar27°81°F
Apr29°84°F
May30°85°F
Jun28°83°F
Jul29°84°F
Aug28°83°F
Sep28°82°F
Oct27°81°F
Nov26°79°F
Dec25°77°F

The best time to visit Unión Hidalgo is during January, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 4 mm per month. By contrast, May can be uncomfortably hot with temperatures reaching 35°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Unión Hidalgo is during January, when the weather is most comfortable for travellers. During these months, average temperatures hover around 76°F with modest rainfall averaging 0.2 in per month. By contrast, May can be uncomfortably hot with temperatures reaching 96°F. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Unión Hidalgo 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 Unión Hidalgo 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
20 °C69 °F
30 °C87 °F
21 km/h13 mph
4 mm0.2 in
0 cm0 in
Feb
21 °C70 °F
32 °C89 °F
19 km/h12 mph
10 mm0.4 in
0 cm0 in
Mar
23 °C73 °F
34 °C92 °F
16 km/h10 mph
7 mm0.3 in
0 cm0 in
Apr
24 °C76 °F
35 °C95 °F
14 km/h9 mph
10 mm0.4 in
0 cm0 in
May
25 °C78 °F
35 °C96 °F
11 km/h7 mph
74 mm2.9 in
0 cm0 in
Jun
25 °C77 °F
33 °C91 °F
9 km/h6 mph
231 mm9.1 in
0 cm0 in
Jul
25 °C77 °F
34 °C93 °F
14 km/h8 mph
112 mm4.4 in
0 cm0 in
Aug
25 °C77 °F
34 °C93 °F
12 km/h7 mph
171 mm6.7 in
0 cm0 in
Sep
25 °C76 °F
33 °C91 °F
10 km/h6 mph
240 mm9.5 in
0 cm0 in
OctCurrent
24 °C75 °F
32 °C90 °F
16 km/h10 mph
150 mm5.9 in
0 cm0 in
Nov
23 °C73 °F
31 °C89 °F
21 km/h13 mph
10 mm0.4 in
0 cm0 in
Dec
21 °C70 °F
31 °C87 °F
21 km/h13 mph
5 mm0.2 in
0 cm0 in