Rivadavia | |
|---|---|
  Rivadavia Location in Argentina | |
| Coordinates: 24°11′0″S 62°53′0″W / 24.18333°S 62.88333°W | |
| Elevation | 206 m (667 ft) |
| Population (2001) | |
| • Total | 8,108 |
| Time zone | UTC-3 (ART) |
| • Summer (DST) | UTC-2 |
| Area code | +54 387 |
| Climate | BSh |
Rivadavia is a town in eastern Salta Province, Argentina in the Department of Rivadavia, 87 kilometres (54 mi) from the city of Salta.[1] It is in a low-lying region of the province.
Rivadavia has a hot semi-arid climate (BSh) according to the Köppen climate classification, having too little rainfall for a tropical savanna climate. Using the Trewartha climate classification the climate is semi-arid with very hot summers and mild winters, being classified as 'BShl'.
Temperature extremes can be very high in the summer especially in early summer before the heaviest and most persistent rain. The highest temperature ever recorded in South America was held by Rivadavia, when it peaked at 48.9 °C (120.0 °F) on December 11, 1905.[2][3]
| Climate data for Rivadavia, Argentina (1961-1990, extremes 1905-present) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Record high °C (°F) | 46.5 (115.7) |
45.0 (113.0) |
45.0 (113.0) |
40.2 (104.4) |
37.3 (99.1) |
35.0 (95.0) |
38.0 (100.4) |
41.2 (106.2) |
45.5 (113.9) |
45.2 (113.4) |
46.0 (114.8) |
48.9 (120.0) |
48.9 (120.0) |
| Mean daily maximum °C (°F) | 35.8 (96.4) |
34.4 (93.9) |
32.4 (90.3) |
28.6 (83.5) |
25.8 (78.4) |
22.7 (72.9) |
24.0 (75.2) |
27.0 (80.6) |
29.7 (85.5) |
33.2 (91.8) |
34.4 (93.9) |
35.5 (95.9) |
30.3 (86.5) |
| Daily mean °C (°F) | 28.0 (82.4) |
27.1 (80.8) |
25.5 (77.9) |
22.1 (71.8) |
19.2 (66.6) |
15.9 (60.6) |
16.0 (60.8) |
18.3 (64.9) |
21.4 (70.5) |
25.1 (77.2) |
26.6 (79.9) |
27.8 (82.0) |
22.8 (73.0) |
| Mean daily minimum °C (°F) | 22.1 (71.8) |
21.5 (70.7) |
20.3 (68.5) |
17.2 (63.0) |
14.2 (57.6) |
10.8 (51.4) |
9.9 (49.8) |
11.4 (52.5) |
14.2 (57.6) |
18.0 (64.4) |
20.0 (68.0) |
21.4 (70.5) |
16.8 (62.2) |
| Record low °C (°F) | 10.1 (50.2) |
11.0 (51.8) |
8.6 (47.5) |
3.0 (37.4) |
−0.6 (30.9) |
−3.0 (26.6) |
−5.3 (22.5) |
−3.2 (26.2) |
−1.0 (30.2) |
4.0 (39.2) |
4.0 (39.2) |
10.4 (50.7) |
−5.3 (22.5) |
| Average rainfall mm (inches) | 128.1 (5.04) |
97.7 (3.85) |
91.3 (3.59) |
64.4 (2.54) |
16.7 (0.66) |
10.9 (0.43) |
4.4 (0.17) |
4.1 (0.16) |
13.6 (0.54) |
42.9 (1.69) |
76.6 (3.02) |
115.3 (4.54) |
666.0 (26.22) |
| Average rainy days (≥ 0.1 mm) | 9 | 9 | 10 | 8 | 6 | 4 | 3 | 1 | 2 | 5 | 9 | 9 | 75 |
| Average relative humidity (%) | 66 | 66 | 72 | 78 | 75 | 73 | 66 | 58 | 55 | 54 | 62 | 65 | 66 |
| Mean monthly sunshine hours | 248 | 254 | 248 | 180 | 186 | 120 | 155 | 217 | 210 | 248 | 240 | 248 | 2,554 |
| Mean daily sunshine hours | 8 | 9 | 8 | 6 | 6 | 4 | 5 | 7 | 7 | 8 | 8 | 8 | 7 |
| Source 1: NOAA,[4] Meteo Climat (record highs and lows)[5] | |||||||||||||
| Source 2: Servicio Meteorológico Nacional (precipitation days 1961–1990, humidity 1981-1990)[6][7] Deutscher Wetterdienst (sun)[8][9][10][11] | |||||||||||||