Climate guideThirty-year normals for Rivera
Rivera climate by month
Humid subtropical · CfaBest Apr · Aug · Nov
Annual mean18°day and night
Seasonal swing12°warmest vs coolest
Precipitation1,465 mm104 wet days a year
30.91° S, 55.55° WElevation 194 mUTC−3 · Uruguay Standard Time
When to goRivera · weather score
Best timeApr · Aug · Nov
October: high / low23° / 13°
iSummary
What the weather is like
Rivera has a humid subtropical climate (Köppen Cfa): rain spread through the year and no real dry season.
The warmest month is January, when afternoons average 30° and nights 19°. July is the coolest month, with highs of 16° and lows of 8°. The difference between the warmest and the coolest month is about 12°.
About 1,465 mm of precipitation falls in an average year. September is the wettest month (120 mm, 12 wet days) and July the driest (88 mm, 6 wet days). Cloud cover ranges from 29% in January to 41% in June.
Compared with Montevideo, the capital, Rivera is 4.8° warmer on a January afternoon and receives more precipitation over the year.
Year in figures
- Hottest afternoons
- 30° · January
- Coldest nights
- 8° · July
- Wettest month
- September
- Driest month
- July
- Clearest skies
- January · 29% cloud
- Longest day
- 14 h 08 min
- Shortest day
- 10 h 09 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 30° | 28° | 27° | 23° | 19° | 17° | 16° | 19° | 20° | 23° | 26° | 29° |
| Average low | 19° | 19° | 18° | 14° | 11° | 9° | 8° | 9° | 10° | 13° | 15° | 18° |
| Precipitation | 132 mm | 157 mm | 123 mm | 161 mm | 143 mm | 96 mm | 88 mm | 78 mm | 120 mm | 132 mm | 125 mm | 110 mm |
| Wet days (≥1 mm) | 9.2 | 7.7 | 9.3 | 7.5 | 9.7 | 9.5 | 6.3 | 7.8 | 12.2 | 8.5 | 7.5 | 8.8 |
| Cloud cover | 29% | 33% | 31% | 36% | 38% | 41% | 38% | 37% | 39% | 37% | 32% | 29% |
| Daylight | 13h 56 | 13h 10 | 12h 18 | 11h 21 | 10h 34 | 10h 09 | 10h 19 | 10h 59 | 11h 53 | 12h 49 | 13h 41 | 14h 08 |
| Month score | 59 | 68 | 70 | 80 | 74 | 66 | 73 | 79 | 67 | 77 | 79 | 65 |
ivMonth by month
Rivera in every month
January59
30° / 19°
132 mm · 9.2 wet days
February68
28° / 19°
157 mm · 7.7 wet days
March70
27° / 18°
123 mm · 9.3 wet days
April80
23° / 14°
161 mm · 7.5 wet days
May74
19° / 11°
143 mm · 9.7 wet days
June66
17° / 9°
96 mm · 9.5 wet days
July73
16° / 8°
88 mm · 6.3 wet days
August79
19° / 9°
78 mm · 7.8 wet days
September67
20° / 10°
120 mm · 12.2 wet days
October77
23° / 13°
132 mm · 8.5 wet days
November79
26° / 15°
125 mm · 7.5 wet days
December65
29° / 18°
110 mm · 8.8 wet days