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Contents
- The climate of Uyuni
- The best time to visit Uyuni
- The worst time to visit Uyuni
- Spring weather in Uyuni
- Summer weather in Uyuni
- Autumn weather in Uyuni
- Winter weather in Uyuni
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Uyuni
Uyuni, Bolivia is positioned in a zone characterized by a mid-latitude steppe climate according to the Köppen climate classification. The locale is labeled as BSk, denoting a significant influence of semi-arid conditions, with relatively short, dry summers and substantial temperature variations throughout the year.
A glance through the data reveals the high temperature diversity that Uyuni experiences. High temperatures remain relatively consistent throughout the year, oscillating between 10.8°C (51.4°F) in July to 19.5°C (67.1°F) in November. At the other end of the spectrum, low temperatures reach their peak at -1.1°C (30°F) in July, contrasting with a toasty 9.3°C (48.7°F) in February and December.
Humidity relative follows its rhythm, having a peak of 53% in February and a trough of 24% in October. Rainfall follows a peculiar trend, with January claiming the most rainfall of 105mm (4.13"), and June reporting no rainfall. This trend is reflected in number of rainfall days, which hovers around 20 days in January but drastically reduces to almost zero in June.
Glimmers of snowfall are noticeable, but primarily from June to September with the highest snowfall of 15mm (0.59") in July. This subtle presence of snowy weather is aligned with the relatively low daylight averages of 10.9 hours in June to 13.4 hours in December. The UV index stays generally moderate, hovering at 4 from January to March and October to December, while it drops slightly to 3 from April to September.
A glance through the data reveals the high temperature diversity that Uyuni experiences. High temperatures remain relatively consistent throughout the year, oscillating between 10.8°C (51.4°F) in July to 19.5°C (67.1°F) in November. At the other end of the spectrum, low temperatures reach their peak at -1.1°C (30°F) in July, contrasting with a toasty 9.3°C (48.7°F) in February and December.
Humidity relative follows its rhythm, having a peak of 53% in February and a trough of 24% in October. Rainfall follows a peculiar trend, with January claiming the most rainfall of 105mm (4.13"), and June reporting no rainfall. This trend is reflected in number of rainfall days, which hovers around 20 days in January but drastically reduces to almost zero in June.
Glimmers of snowfall are noticeable, but primarily from June to September with the highest snowfall of 15mm (0.59") in July. This subtle presence of snowy weather is aligned with the relatively low daylight averages of 10.9 hours in June to 13.4 hours in December. The UV index stays generally moderate, hovering at 4 from January to March and October to December, while it drops slightly to 3 from April to September.
The best time to visit Uyuni
The most opportune time to visit Uyuni is from April to October, when the weather is characteristically dry and conditions for outdoor pursuits are at their best. Despite lower temperatures, particularly from June to August, the sunshine duration is generous, averaging above 9 hours per day, and the UV index hovers around a moderate 3, allowing ample opportunity for exploring Uyuni’s magnificent landscapes without excessive heat. Furthermore, rainfall is a minimum during these months, with June and July almost devoid of rainfall.
The worst time to visit Uyuni
Visiting Uyuni during the first quarter of the year, particularly from January to March, is not generally recommended. This period marks the height of the rainy season, exhibiting the highest rainfall amounts and number of rainfall days. High temperatures can reach up to 19.2°C (66.6°F) in December and 18°C (64.4°F) in January, which combined with high humidity levels, can cause discomfort.
Spring weather in Uyuni
Spring in Uyuni, spanning from September to November, sees a rousing rise in temperatures with highs between 13°C (55.4°F) in September and 19.5°C (67.1°F) in November. The low temperatures follow a similar trajectory, increasing from 2.2°C (36°F) to 7.2°C (45°F). Rainfall remains at practical minimum levels during this period, with a slight increase to 19mm (0.75") in November.
Summer weather in Uyuni
The summer months of December to February sees the climatic conditions turning a bit extreme. High temperatures revolve around 19°C (66.2°F), while lows settle between 9.1°C (48.4°F) to 9.3°C (48.7°F). Rainfall steals the limelight with a dramatic increase, reaching its peak in January with 105mm (4.13").
Autumn weather in Uyuni
Autumn in Uyuni, encompassing March to May, is characterized by a gradual drop in temperatures from highs of 17.7°C (63.9°F) in March to lows of 1.4°C (34.5°F) in May. Rainfall too follows a similar pattern, dwindling from 41mm (1.61") in March to barely 2mm (0.08") in May.
Winter weather in Uyuni
Winter, from June to August, is a relatively dry season in Uyuni with negligible rainfall. Cold conditions prevail, with temperatures falling to -1.1°C (30°F) in July. Nevertheless, the winter months see increased daylight duration, from the annual lowest of 10.9 hours in June, incrementing to 11.4 hours by August.
Weather in January
The new year in Uyuni, Bolivia, drifts in under a blanket of cloud cover with diminished sunshine. January witnesses the most rainfall in the year with 105mm (4.13") precipitation recorded across 20.3 days. There is a distinct increase in relative humidity, caused multifactorially by rain and less average daily sunshine. Weather in January »
Weather in February
Following the downpour of January, February lightens up with a drop in rainfall to 85mm (3.35"). Seasonal transformation from January to February is evident in the increased sunshine days. Quenching the thirst from the sky diminishes leading to a drier climate. Weather in February »
Weather in March
Characterizing the advent of autumn in Uyuni, March experiences a transition into drier conditions. The rapid decline in rainfall, from 85mm (3.35") in February to 41mm (1.61"), signals the oncoming of the drier months. While autumn paints the day with hues of a softer sun, soothing winds continue their rhythmic sway. Weather in March »
Weather in April
April in Uyuni signifies a shift to substantially drier and less humid conditions compared to the preceding months. The city virtually dries up with only 11mm (0.43") rainfall registered, a significant plunge from 41mm (1.61") in March. Weather in April »
Weather in May
A hint of winter seeps into May in Uyuni, noticeable in the dropping temperatures and the introducing of snowfall. The trend of declining rainfall from April further plummets with a meagre 2mm (0.08") average. It also steps into the stage of most abundant sunshine days, offering ample opportunity for sightseeing. Weather in May »
Weather in June
June is marked as the coldest month with minimum temperatures dipping to -0.3°C (31.5°F) on average. The precipitation lessens to nominal, with the landscape hardly feeling a drop from the sky. Relative humidity is at its yearly lowest due to dearth of rainfall, a feature that renders comfort. Weather in June »
Weather in July
Compared to June's cold austerity, July paints a slightly warmer picture with the average minimum temperature rising to -1.1°C (30°F). July witnesses maximum snowfall, with 15mm (0.59") registered, offering a spectral white panorama. Weather in July »
Weather in August
August beckons a mild retreat of cold, with an average temperature rise to -0.2°C (31.6°F). Notably, the absolute discontinuation of rainfall, observed from June to August, contributes to it being the driest phase. The wind intensity is slightly magnified compared to July, providing respite from the warm afternoons. Weather in August »
Weather in September
September strikes a harmonious balance in weather as Uyuni transitions towards the warmth of spring. Following a dry spell, a mild resurgence of rainfall brings hyper-localized showers. Humidity remains relatively low, and fresh gusts of wind signal the change of season. Weather in September »
Weather in October
October in Uyuni mildly escalates the heat, as reflected in the average high temperature rising to 17.8°C (64°F). The slight increase in rainfall does not deter the conditions from being considered dry. A gradual increase in daylight hours concurrently aligns with increased sunshine hours. Weather in October »
Weather in November
November experiences a progressive rise in temperature with the average high reaching 19.5°C (67.1°F). An escalation in rainfall to 19mm (0.75") provides relief from the otherwise dry conditions. Even with the increase in rainfall, sunshine days remain plentiful, limiting any disturbance to outdoor activities. Weather in November »
Weather in December
December, the door to the rainy season, encounters a further rise in rainfall to 63mm (2.48"). A slight dip in average high temperature to 19.2°C (66.6°F) introduces a subtle chill in the air. Daylight hours increase to their peak, ensuing an extended period of exploration under the sun. Weather in December »
[Resources]Frequently asked questions
What is the rainiest month in Uyuni?
January is the month with the most rainfall. Rain falls for 20.3 days and accumulates 105mm (4.13") of precipitation.
How much does it rain in Uyuni?
In Uyuni, during the entire year, the rain falls for 92.6 days and collects up to 342mm (13.46") of precipitation.
When it does not snow in Uyuni?
In Uyuni, snow does not fall in January through April, June, October through December.
How much does it snow in Uyuni?
Throughout the year, in Uyuni, 21mm (0.83") of snow is accumulated.
When is the highest UV index in Uyuni?
The months with the highest UV index are January through March, September through December, with an average maximum UV index of 4.
What is the most humid month in Uyuni?
With an average relative humidity of 53%, February is the most humid month.
When does it snow in Uyuni?
Months with snowfall in Uyuni are May, July through September.
What is the month with the lowest UV index in Uyuni?
With an average maximum UV index of 2, May is the month with the lowest UV index in Uyuni, Bolivia.
What is the driest month in Uyuni?
The only month without rainfall in Uyuni is June.
What is the month with the shortest days in Uyuni?
The month with the shortest days is June, with an average of 10h and 54min of daylight.
What is the month with the least sunshine in Uyuni?
The month with the least sunshine is June, with an average of 7.7h of sunshine.
What month is the coldest in Uyuni?
July is the coldest month of the year in Uyuni, Bolivia, registering average temperatures as high as 10.8°C (51.4°F) and as low as -1.1°C (30°F).
When does it rain in Uyuni?
Months with rainfall are January through May, July through December.
When does it snow the most in Uyuni?
The month with the most snowfall is July, when snow falls for 0.4 days and typically aggregates up to 15mm (0.59") of snow.
What is the least humid month in Uyuni?
The least humid month is October, with an average relative humidity of 24%.
What is the warmest month in Uyuni?
Uyuni, Bolivia, registers the average highest temperatures during November, with peaks of 19.5°C (67.1°F) and lows of 7.2°C (45°F).
What month has the most sunshine in Uyuni?
With an average of 12h of sunshine, November has the most sunshine of the year in Uyuni.
When are the longest days in Uyuni?
December has the longest days of the year in Uyuni, Bolivia, with an average of 13h and 24min of daylight.
Is there Daylight Saving Time (DST) in Uyuni?
Uyuni, Bolivia, does not utilize Daylight Saving Time (DST). -04 timezone is used over the entire year.
Average temperature
Uyuni, Bolivia
The warmest month (with the highest average high temperature) is November (19.5°C).
The month with the lowest average high temperature is July (10.8°C).
The months with the highest average low temperature are February and December (9.3°C).
The coldest month (with the lowest average low temperature) is July (-1.1°C).
Average pressure
Uyuni, Bolivia
- Average pressure in January:
1013.8mbar - Average pressure in February:
1013.7mbar - Average pressure in March:
1014.7mbar - Average pressure in April:
1016.7mbar - Average pressure in May:
1018.8mbar - Average pressure in June:
1019.9mbar
- Average pressure in July:
1019.7mbar - Average pressure in August:
1018.9mbar - Average pressure in September:
1017mbar - Average pressure in October:
1014.7mbar - Average pressure in November:
1012.6mbar - Average pressure in December:
1012.1mbar
The month with the highest atmospheric pressure is June (1019.9mbar).
The month with the lowest atmospheric pressure is December (1012.1mbar).
Average wind speed
Uyuni, Bolivia
- Average wind speed in January:
13.5km/h - Average wind speed in February:
12.5km/h - Average wind speed in March:
12.1km/h - Average wind speed in April:
11.9km/h - Average wind speed in May:
13.2km/h - Average wind speed in June:
13.8km/h
- Average wind speed in July:
13.5km/h - Average wind speed in August:
14km/h - Average wind speed in September:
15.4km/h - Average wind speed in October:
15.1km/h - Average wind speed in November:
14.4km/h - Average wind speed in December:
14.2km/h
The windiest month (with the highest average wind speed) is September (15.4km/h).
The calmest month (with the lowest average wind speed) is April (11.9km/h).
Average humidity
Uyuni, Bolivia
The month with the highest relative humidity is February (53%).
The month with the lowest relative humidity is October (24%).
Average rainfall
Uyuni, Bolivia
The wettest month (with the highest rainfall) is January (105mm).
The driest month (with the least rainfall) is June (0mm).
Average rainfall days
Uyuni, Bolivia
- Average rainfall days in January:
20.3 days - Average rainfall days in February:
20.2 days - Average rainfall days in March:
13.6 days - Average rainfall days in April:
6.4 days - Average rainfall days in May:
1.8 days - Average rainfall days in June:
0.3 days
- Average rainfall days in July:
1.1 days - Average rainfall days in August:
0.8 days - Average rainfall days in September:
2.5 days - Average rainfall days in October:
2.8 days - Average rainfall days in November:
6.5 days - Average rainfall days in December:
16.3 days
The month with the highest number of rainy days is January (20.3 days).
The month with the least rainy days is June (0.3 days).
Average snowfall
Uyuni, Bolivia
The month with the highest snowfall is July (15mm).
The months with the least snowfall are January, February, March, April, June, October, November and December (0mm).
Average snowfall days
Uyuni, Bolivia
- Average snowfall days in January:
0 days - Average snowfall days in February:
0 days - Average snowfall days in March:
0 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0.2 days - Average snowfall days in June:
0.2 days
- Average snowfall days in July:
0.4 days - Average snowfall days in August:
0.2 days - Average snowfall days in September:
0.3 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0 days
The month with the highest number of snowfall days is July (0.4 days).
The months with the least snowfall days are January, February, March, April, October, November and December (0 days).
Average daylight / Average sunshine
Uyuni, Bolivia
- Average daylight in January:
13h and 1min - Average daylight in February:
12h and 5min - Average daylight in March:
12h and 1min - Average daylight in April:
11h and 4min - Average daylight in May:
11h and 1min - Average daylight in June:
10h and 5min
- Average daylight in July:
11h and 0min - Average daylight in August:
11h and 2min - Average daylight in September:
12h and 0min - Average daylight in October:
12h and 4min - Average daylight in November:
13h and 1min - Average daylight in December:
13h and 2min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in January:
10h and 2min - Average sunshine in February:
9h and 3min - Average sunshine in March:
9h and 3min - Average sunshine in April:
9h and 5min - Average sunshine in May:
8h and 1min - Average sunshine in June:
7h and 4min
- Average sunshine in July:
9h and 2min - Average sunshine in August:
9h and 5min - Average sunshine in September:
9h and 5min - Average sunshine in October:
11h and 2min - Average sunshine in November:
12h and 0min - Average sunshine in December:
11h and 5min
The month with the most sunshine is November (Average sunshine: 12h and 0min).
The month with the least sunshine is June (Average sunshine: 7h and 42min).
Average sunshine days
Uyuni, Bolivia
- Average sunshine days in January:
7.3 days - Average sunshine days in February:
4.6 days - Average sunshine days in March:
13.7 days - Average sunshine days in April:
21.8 days - Average sunshine days in May:
29.1 days - Average sunshine days in June:
29.1 days
- Average sunshine days in July:
29.7 days - Average sunshine days in August:
30 days - Average sunshine days in September:
25.8 days - Average sunshine days in October:
26 days - Average sunshine days in November:
20 days - Average sunshine days in December:
10.9 days
The month with the most sunshine days is August (30 days).
The month with the least sunshine days is February (4.6 days).
Average UV index
Uyuni, Bolivia
The months with the highest UV index are January, February, March, September, October, November and December (UV index 4).
The month with the lowest UV index is May (UV index 2).
Average cloud cover
Uyuni, Bolivia
The month with the most cloud cover is February (Cloud cover 23).
The months with the least cloud cover are June and August (Cloud cover 3).
Average visibility
Uyuni, Bolivia
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Uyuni, Bolivia
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