Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Ralls features a cold semi-arid climate (BSk).Temperatures typically range between 5 °C (41 °F) and 27 °C (81 °F) through the year, but rarely can drop to -19 °C (-1 °F) or can rise to as high as 41 °C (107 °F).The average annual precipitation amounts to about 441 mm (17.4 inches) and receives 60 rainy days on the 1 mm (0.04 inches) threshold annually.Ralls enjoys an average of 3505 hours of sunshine throughout the year, and daylight varies from 9 hours 55 minutes to 14 hours 21 minutes per day.
The warmest months in Ralls are June, July and August, with daily mean temperatures ranging from 26 to 27 °C (78 - 81 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (41 - 44 °F) throughout the day. On average each year, Ralls experiences 155 days above 25 °C (77.0 °F) and 59 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 26°C (78°F) | 32°C (90°F) | 33°C (92°F) | 34°C (94°F) | 40°C (103°F) | 40°C (104°F) | 41°C (107°F) | 41°C (106°F) | 37°C (98°F) | 36°C (97°F) | 29°C (85°F) | 27°C (80°F) |
Mean maximum | 23°C (73°F) | 26°C (79°F) | 30°C (87°F) | 33°C (92°F) | 37°C (98°F) | 38°C (101°F) | 38°C (100°F) | 37°C (100°F) | 35°C (96°F) | 33°C (91°F) | 27°C (82°F) | 23°C (74°F) |
Average high | 12°C (54°F) | 14°C (57°F) | 20°C (68°F) | 23°C (74°F) | 29°C (84°F) | 32°C (90°F) | 33°C (92°F) | 33°C (91°F) | 29°C (85°F) | 23°C (74°F) | 18°C (65°F) | 14°C (58°F) |
Daily mean | 5°C (41°F) | 6°C (43°F) | 12°C (54°F) | 16°C (60°F) | 21°C (71°F) | 26°C (78°F) | 27°C (81°F) | 27°C (80°F) | 23°C (74°F) | 16°C (61°F) | 10°C (51°F) | 7°C (44°F) |
Average low | -1°C (30°F) | -1°C (31°F) | 5°C (42°F) | 8°C (47°F) | 15°C (59°F) | 19°C (67°F) | 21°C (70°F) | 21°C (69°F) | 17°C (63°F) | 10°C (50°F) | 4°C (39°F) | 0°C (33°F) |
Mean minimum | -11°C (13°F) | -11°C (12°F) | -4°C (25°F) | -0°C (32°F) | 6°C (43°F) | 15°C (60°F) | 17°C (64°F) | 16°C (60°F) | 11°C (51°F) | -2°C (29°F) | -4°C (25°F) | -7°C (19°F) |
Minimum | -15°C (5°F) | -19°C (-1°F) | -10°C (14°F) | -3°C (27°F) | 2°C (36°F) | 10°C (51°F) | 16°C (61°F) | 14°C (57°F) | 4°C (40°F) | -6°C (22°F) | -9°C (17°F) | -10°C (15°F) |
Compare temperature, precipitation, sunshine, UV index in Ralls, Texas, United States with other places around the world.
Ralls usually has the most precipitation in May, June and September, with an average of 7 rainy days and 60 mm (2.4 inches) of precipitation per month.The driest months in Ralls are January, February and November. On average, 16 mm (0.6 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 18 (0.7) | 13 (0.5) | 48 (1.9) | 36 (1.4) | 68 (2.7) | 55 (2.2) | 30 (1.2) | 35 (1.4) | 57 (2.3) | 46 (1.8) | 16 (0.6) | 19 (0.7) |
Average precipitation days (≥ 1 mm) | 3 | 2 | 5 | 5 | 9 | 8 | 6 | 7 | 5 | 5 | 3 | 2 |
The sunniest months in Ralls are June, July and August, when the sun shines an average of 11 hours 41 minutes a day.Least sunny months in Ralls: January, February and November receive an average of 7 hours 35 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 203 | 232 | 275 | 307 | 335 | 355 | 372 | 347 | 295 | 277 | 246 | 255 |
Mean daily daylight hours | 10h 10m | 10h 58m | 11h 59m | 13h 2m | 13h 55m | 14h 21m | 14h 7m | 13h 20m | 12h 20m | 11h 17m | 10h 22m | 9h 55m |
Ralls experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 12 - 12, which corresponds to the Extreme category of sun exposure.January, November and December are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Ralls UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
UV Index (month maximum) | 5 | 7 | 9 | 11 | 11 | 12 | 12 | 12 | 10 | 8 | 6 | 4 |