San Tan Valley, Arizona, United States Climate

Weather: 13.02°C/55.44°F, Wind SW at 3.09 km/h, 54% Humidity, 0% Chance of rain

United States
(Photo by Quinn Nietfeld on Unsplash)

San Tan Valley Climate Summary

Located at an elevation of 453.62 meters (1488.25 feet) above sea level, San Tan Valley has a Subtropical desert climate (Classification: BWh). The district’s yearly temperature is 24.17ºC (75.51ºF) and it is 11.53% higher than United States’s averages. San Tan Valley typically receives about 11.68 millimeters (0.46 inches) of precipitation and has 16.29 rainy days (4.46% of the time) annually.

CountryUnited States
CityArizona
Longitude-111.5468301
Latitude33.177294
Attitude/Elevation453.62m (1488.25ft)
Local timeSaturday 12:50
Annual high temperature28.18ºC (82.72ºF)
Annual low temperature19.18ºC (66.52ºF)
Average annual precip.11.68mm (0.46in)
Warmest monthJuly (39.45ºC / 103.01ºF)
Coldest MonthDecember (9.55ºC / 49.19ºF)
Wettest MonthJuly (21.24mm / 0.84in)
Driest MonthApril (1.58mm / 0.06in)
Number of days with rainfall (≥ 1.0 mm)16.29 days (4.46%)
Days with no rain348.71 days (95.54%)
Humidity29.22%

Climate San Tan Valley: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)25.0(77.0)27.0(80.6)29.0(84.2)37.0(98.6)41.0(105.8)42.0(107.6)44.0(111.2)43.0(109.4)42.0(107.6)38.0(100.4)34.0(93.2)24.0(75.2)44.0(111.2)
Average high °C (°F)18.57(65.43)17.46(63.43)21.63(70.93)27.94(82.29)31.73(89.11)37.93(100.27)39.45(103.01)38.77(101.79)35.69(96.24)28.74(83.73)23.09(73.56)17.19(62.94)28.18(82.72)
Daily mean °C (°F)14.41(57.94)13.85(56.93)18.05(64.49)23.84(74.91)27.45(81.41)33.09(91.56)35.18(95.32)34.9(94.82)32.02(89.64)24.91(76.84)19.03(66.25)13.31(55.96)24.17(75.51)
Average low °C (°F)9.62(49.32)9.73(49.51)13.66(56.59)18.17(64.71)21.28(70.3)25.74(78.33)29.77(85.59)30.53(86.95)27.53(81.55)20.04(68.07)14.59(58.26)9.55(49.19)19.18(66.52)
Record low °C (°F)-3.0(26.6)2.0(35.6)6.0(42.8)7.0(44.6)14.0(57.2)20.0(68.0)22.0(71.6)26.0(78.8)20.0(68.0)7.0(44.6)7.0(44.6)3.0(37.4)-3.0(26.6)
Average precipitation mm (inches)3.96(0.16)20.8(0.82)11.12(0.44)1.58(0.06)1.98(0.08)2.61(0.1)21.24(0.84)20.67(0.81)16.95(0.67)12.67(0.5)15.3(0.6)11.3(0.44)11.68(0.46)
Average precipitation days (≥ 1.0 mm)0.731.641.00.450.640.552.823.641.911.090.821.01.36
Average relative humidity (%)37.2639.1933.7521.5219.0915.0926.6330.829.5828.430.1139.2729.22
Mean monthly sunshine hours8.3210.2210.9212.4413.814.0213.9413.411.559.288.227.8711.16

Climate Graph

The chart below shows the mean monthly temperature and precipitation of San Tan Valley in recent years.

San Tan Valley

San Tan Valley Temperature by Month

July
35.18°C | 95.32°F
August
34.9°C | 94.82°F
June
33.09°C | 91.56°F
September
32.02°C | 89.64°F
May
27.45°C | 81.41°F
October
24.91°C | 76.84°F
April
23.84°C | 74.91°F
November
19.03°C | 66.25°F
March
18.05°C | 64.49°F
January
14.41°C | 57.94°F
February
13.85°C | 56.93°F
December
13.31°C | 55.96°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature22.0°C (71.6°F)16.94°C (62.49°F)8.0°C (46.4°F)
Avg Temperature17.0°C (62.6°F)13.06°C (55.51°F)4.0°C (39.2°F)
Min Temperature14.0°C (57.2°F)8.45°C (47.21°F)-3.0°C (26.6°F)
Dew PointMaxAverageMin
Dew Point9.0°C (48.2°F)-1.06°C (30.09°F)-10.0°C (14.0°F)
PrecipitationMaxAverageMinSum
Precipitation9.3mm | 0.37in0.85mm | 0.03in0.0mm | 0in26.5mm | 1.04in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind11.0kmh | 6.84mph7.68kmh | 4.77mph6.0kmh | 3.73mph
Gust Wind28.0kmh | 17.4mph12.61kmh | 7.84mph6.0kmh | 3.73mph
Sea Level PressureMaxAverageMin
Sea Level Pressure9.3mb0.85mb0.0mb
San Tan Valley

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
January° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2019-01-016 | 42.8-1 | 30.2627 | 4.3530.09 | 10194.0 | 0.16
2019-01-024 | 39.2-7 | 19.4487 | 4.3530.18 | 10220.0 | 0.0
2019-01-037 | 44.6-7 | 19.4386 | 3.7330.24 | 10240.0 | 0.0
2019-01-0411 | 51.8-5 | 23.0358 | 4.9730.09 | 10190.0 | 0.0
2019-01-0514 | 57.2-4 | 24.8309 | 5.5930.0 | 10160.1 | 0.0
2019-01-0610 | 50.06 | 42.87710 | 6.2130.06 | 10189.3 | 0.37
2019-01-0712 | 53.64 | 39.2658 | 4.9730.24 | 10240.1 | 0.0
2019-01-0815 | 59.03 | 37.4496 | 3.7330.15 | 10210.0 | 0.0
2019-01-0916 | 60.80 | 32.0377 | 4.3530.12 | 10200.0 | 0.0
2019-01-1016 | 60.83 | 37.4428 | 4.9730.06 | 10180.0 | 0.0
2019-01-1113 | 55.45 | 41.0607 | 4.3530.09 | 10190.0 | 0.0
2019-01-1214 | 57.20 | 32.0438 | 4.9730.06 | 10180.0 | 0.0
2019-01-1313 | 55.46 | 42.8649 | 5.5930.09 | 10195.9 | 0.23
2019-01-1416 | 60.85 | 41.0529 | 5.5930.12 | 10200.0 | 0.0
2019-01-1515 | 59.05 | 41.0548 | 4.9730.09 | 10193.2 | 0.13
2019-01-1615 | 59.09 | 48.2727 | 4.3530.18 | 10223.9 | 0.15
2019-01-1714 | 57.25 | 41.0576 | 3.7330.18 | 10220.0 | 0.0
2019-01-1815 | 59.07 | 44.6628 | 4.9730.12 | 10200.0 | 0.0
2019-01-1914 | 57.2-4 | 24.8317 | 4.3530.27 | 10250.0 | 0.0
2019-01-2017 | 62.6-4 | 24.8267 | 4.3530.09 | 10190.0 | 0.0
2019-01-2114 | 57.2-4 | 24.82911 | 6.8429.91 | 10130.0 | 0.0
2019-01-2210 | 50.0-6 | 21.2339 | 5.5930.06 | 10180.0 | 0.0
2019-01-2310 | 50.0-10 | 14.0258 | 4.9730.27 | 10250.0 | 0.0
2019-01-2412 | 53.6-8 | 17.6267 | 4.3530.18 | 10220.0 | 0.0
2019-01-2513 | 55.4-7 | 19.4268 | 4.9730.12 | 10200.0 | 0.0
2019-01-2614 | 57.2-6 | 21.2268 | 4.9730.18 | 10220.0 | 0.0
2019-01-2715 | 59.0-7 | 19.4246 | 3.7330.15 | 10210.0 | 0.0
2019-01-2816 | 60.8-5 | 23.0256 | 3.7329.97 | 10150.0 | 0.0
2019-01-2916 | 60.8-4 | 24.8279 | 5.5929.94 | 10140.0 | 0.0
2019-01-3014 | 57.2-2 | 28.4397 | 4.3529.91 | 10130.0 | 0.0
2019-01-3114 | 57.2-0 | 32.0417 | 4.3529.97 | 10150.0 | 0.0

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