Osorno weather by month & the best time to visit
Chile · regional city · oceanic / maritime climate

The best time to visit Osorno is February — its sunniest month (Sunshine Score 85/100), with January and December close behind. Osorno averages about 2,270 hours of sunshine a year. Daytime highs around 24°C / 75°F and roughly 41 mm of rain in February.
When is the best time to visit Osorno?
For sunshine, the best time to visit Osorno is February, then January and December. The dullest month is June (11/100, 165 mm of rain). The full month-by-month picture is in the table below.
How sunny is Osorno?
Osorno gets a moderate 2,270 hours of sunshine a year. 74 Sunshine Score points separate February (85) from June (11), so the month you pick matters. It ranks #14 of 18 destinations in Chile for annual sunshine, below the national median of 2,773 hours. Rain has a clear season: the wettest stretch, around July, carries about 42% of the annual 1,131 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 84 | 23° / 73°F | 10° / 50°F | 45 mm | 10 |
| February | 85 | 24° / 75°F | 10° / 50°F | 41 mm | 9 |
| March | 81 | 21° / 70°F | 8° / 46°F | 62 mm | 6 |
| April | 57 | 17° / 63°F | 6° / 43°F | 87 mm | 3 |
| May | 28 | 13° / 55°F | 5° / 41°F | 136 mm | 2 |
| June | 11 | 10° / 50°F | 4° / 39°F | 165 mm | 1 |
| July | 11 | 10° / 50°F | 3° / 37°F | 159 mm | 1 |
| August | 16 | 11° / 52°F | 4° / 39°F | 146 mm | 2 |
| September | 32 | 13° / 55°F | 4° / 39°F | 83 mm | 4 |
| October | 45 | 15° / 59°F | 5° / 41°F | 84 mm | 5 |
| November | 60 | 17° / 63°F | 7° / 45°F | 68 mm | 7 |
| December | 82 | 21° / 70°F | 9° / 48°F | 55 mm | 9 |
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Osorno: questions and answers
What kind of destination is Osorno?
Osorno is a regional city in Chile with a oceanic / maritime climate.
How many hours of sunshine does Osorno get a year?
Osorno gets about 2,270 hours of sunshine a year, at its best around February.
When is the best time to visit Osorno?
The sunniest time to visit Osorno is February, when the Sunshine Score peaks at 85/100 (with January and December close behind). Expect daytime highs around 24°C / 75°F.
What is the least sunny month in Osorno?
June is the least sunny month in Osorno, scoring 11/100 with about 165 mm of rain.
How strong is the sun in Osorno?
The typical midday UV index in Osorno peaks around 10 (very high) in January, easing to about 1 (low) in June. Month-by-month midday UV values are in the UV column of the table on this page.
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