Tualatin, Oregon, United States Climate

Weather: 5.98°C/42.76°F, Wind SW at 4.12 km/h, 85% Humidity, 0% Chance of rain

United States
(Photo by Cole Keister on Unsplash)

Tualatin Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Tualatin has a Mediterranean, warm summer climate (Classification: Csb). The district’s yearly temperature is 14.59ºC (58.26ºF) and it is 1.95% higher than United States’s averages. Tualatin typically receives about 34.02 millimeters (1.34 inches) of precipitation and has 40.91 rainy days (11.21% of the time) annually.

CountryUnited States
CityOregon
Longitude-122.7821817
Latitude45.3779988
Attitude/ElevationNonem (0ft)
Local timeThursday 10:58
Annual high temperature17.78ºC (64.0ºF)
Annual low temperature9.5ºC (49.1ºF)
Average annual precip.34.02mm (1.34in)
Warmest monthAugust (29.3ºC / 84.74ºF)
Coldest MonthFebruary (2.78ºC / 37.0ºF)
Wettest MonthJanuary (75.42mm / 2.97in)
Driest MonthJuly (4.01mm / 0.16in)
Number of days with rainfall (≥ 1.0 mm)40.91 days (11.21%)
Days with no rain324.09000000000003 days (88.79%)
Humidity67.32%

Climate Tualatin: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)15.0(59.0)16.0(60.8)23.0(73.4)32.0(89.6)35.0(95.0)36.0(96.8)40.0(104.0)40.0(104.0)35.0(95.0)33.0(91.4)20.0(68.0)13.0(55.4)40.0(104.0)
Average high °C (°F)9.29(48.72)8.28(46.9)12.57(54.63)16.26(61.27)21.75(71.15)23.81(74.86)28.88(83.98)29.3(84.74)24.46(76.03)17.8(64.04)12.3(54.14)8.68(47.62)17.78(64.0)
Daily mean °C (°F)7.53(45.55)6.04(42.87)9.38(48.88)13.12(55.62)18.15(64.67)20.02(68.04)24.27(75.69)24.62(76.32)20.49(68.88)14.6(58.28)9.9(49.82)6.96(44.53)14.59(58.26)
Average low °C (°F)4.63(40.33)2.78(37.0)4.74(40.53)8.0(46.4)11.52(52.74)12.79(55.02)16.41(61.54)17.43(63.37)14.8(58.64)10.22(50.4)6.64(43.95)4.08(39.34)9.5(49.1)
Record low °C (°F)-3.0(26.6)-4.0(24.8)-2.0(28.4)2.0(35.6)6.0(42.8)7.0(44.6)11.0(51.8)13.0(55.4)5.0(41.0)1.0(33.8)0.0(0)-2.0(28.4)-4.0(24.8)
Average precipitation mm (inches)75.42(2.97)42.9(1.69)30.63(1.21)40.96(1.61)24.84(0.98)24.82(0.98)4.01(0.16)4.47(0.18)28.11(1.11)30.44(1.2)41.92(1.65)59.73(2.35)34.02(1.34)
Average precipitation days (≥ 1.0 mm)5.644.734.04.363.182.360.731.092.822.733.915.363.41
Average relative humidity (%)78.8876.3368.5467.3363.0860.956.9756.2462.6264.0972.5280.3567.32
Mean monthly sunshine hours5.927.639.119.0412.6414.4514.211.410.539.46.545.689.71

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Tualatin in recent years.

Tualatin

Tualatin Temperature by Month

August
24.62°C | 76.32°F
July
24.27°C | 75.69°F
September
20.49°C | 68.88°F
June
20.02°C | 68.04°F
May
18.15°C | 64.67°F
October
14.6°C | 58.28°F
April
13.12°C | 55.62°F
November
9.9°C | 49.82°F
March
9.38°C | 48.88°F
January
7.53°C | 45.55°F
December
6.96°C | 44.53°F
February
6.04°C | 42.87°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature35.0°C (95.0°F)24.13°C (75.43°F)19.0°C (66.2°F)
Avg Temperature28.0°C (82.4°F)20.13°C (68.23°F)17.0°C (62.6°F)
Min Temperature20.0°C (68.0°F)13.8°C (56.84°F)11.0°C (51.8°F)
Dew PointMaxAverageMin
Dew Point13.0°C (55.4°F)10.1°C (50.18°F)7.0°C (44.6°F)
PrecipitationMaxAverageMinSum
Precipitation13.9mm | 0.55in2.01mm | 0.08in0.0mm | 0in60.4mm | 2.38in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind12.0kmh | 7.46mph5.83kmh | 3.62mph3.0kmh | 1.86mph
Gust Wind17.0kmh | 10.56mph7.8kmh | 4.85mph3.0kmh | 1.86mph
Sea Level PressureMaxAverageMin
Sea Level Pressure13.9mb2.01mb0.0mb
Tualatin

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
September° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-09-0121 | 69.811 | 51.8626 | 3.7330.09 | 10190.0 | 0.0
2018-09-0222 | 71.610 | 50.0578 | 4.9730.06 | 10180.0 | 0.0
2018-09-0321 | 69.811 | 51.8618 | 4.9730.09 | 10190.0 | 0.0
2018-09-0423 | 73.410 | 50.0528 | 4.9730.03 | 10170.0 | 0.0
2018-09-0528 | 82.48 | 46.4404 | 2.4929.97 | 10150.0 | 0.0
2018-09-0627 | 80.613 | 55.4494 | 2.4930.06 | 10180.0 | 0.0
2018-09-0723 | 73.411 | 51.8545 | 3.1130.09 | 10190.0 | 0.0
2018-09-0821 | 69.811 | 51.8605 | 3.1130.09 | 10190.4 | 0.02
2018-09-0921 | 69.810 | 50.0585 | 3.1130.0 | 10160.0 | 0.0
2018-09-1019 | 66.211 | 51.8677 | 4.3530.03 | 10173.1 | 0.12
2018-09-1117 | 62.611 | 51.8746 | 3.7329.97 | 101513.9 | 0.55
2018-09-1217 | 62.611 | 51.8764 | 2.4929.94 | 10149.4 | 0.37
2018-09-1317 | 62.610 | 50.0735 | 3.1129.97 | 10154.8 | 0.19
2018-09-1418 | 64.410 | 50.0683 | 1.8629.97 | 10150.8 | 0.03
2018-09-1517 | 62.610 | 50.0706 | 3.7329.88 | 10123.4 | 0.13
2018-09-1617 | 62.610 | 50.07011 | 6.8430.0 | 101612.2 | 0.48
2018-09-1717 | 62.67 | 44.6627 | 4.3530.09 | 10190.0 | 0.0
2018-09-1817 | 62.68 | 46.4616 | 3.7330.06 | 10180.0 | 0.0
2018-09-1919 | 66.28 | 46.4604 | 2.4930.09 | 10190.0 | 0.0
2018-09-2019 | 66.29 | 48.2633 | 1.8630.12 | 10200.1 | 0.0
2018-09-2120 | 68.010 | 50.0625 | 3.1129.97 | 10150.0 | 0.0
2018-09-2218 | 64.412 | 53.67112 | 7.4630.0 | 101610.1 | 0.4
2018-09-2317 | 62.69 | 48.2665 | 3.1130.15 | 10210.5 | 0.02
2018-09-2418 | 64.49 | 48.2637 | 4.3530.21 | 10230.0 | 0.0
2018-09-2520 | 68.07 | 44.6499 | 5.5930.18 | 10220.0 | 0.0
2018-09-2624 | 75.29 | 48.2476 | 3.7330.12 | 10200.0 | 0.0
2018-09-2726 | 78.812 | 53.6504 | 2.4929.97 | 10150.0 | 0.0
2018-09-2826 | 78.812 | 53.6463 | 1.8629.83 | 10100.0 | 0.0
2018-09-2917 | 62.612 | 53.6714 | 2.4929.8 | 10090.3 | 0.01
2018-09-3017 | 62.611 | 51.8695 | 3.1129.88 | 10121.4 | 0.06

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