Iwai, Ibaraki, Japan Climate

Weather: 12.59°C/54.66°F, Wind SW at 1.56 km/h, 65% Humidity, 2.37% Chance of rain

Iwai Climate Summary

Located at an elevation of 24.29 meters (79.69 feet) above sea level, Iwai has a Humid subtropical, no dry season climate (Classification: Cfa). The district’s yearly temperature is 16.58ºC (61.84ºF) and it is 1.39% higher than Japan’s averages. Iwai typically receives about 73.38 millimeters (2.89 inches) of precipitation and has 115.51 rainy days (31.65% of the time) annually.

CountryJapan
CityIbaraki
LongitudeNone
LatitudeNone
Attitude/Elevation24.29m (79.69ft)
Local timeThursday 21:35
Annual high temperature19.4ºC (66.92ºF)
Annual low temperature11.71ºC (53.08ºF)
Average annual precip.73.38mm (2.89in)
Warmest monthAugust (31.65ºC / 88.97ºF)
Coldest MonthJanuary (0.73ºC / 33.31ºF)
Wettest MonthSeptember (135.36mm / 5.33in)
Driest MonthDecember (21.55mm / 0.85in)
Number of days with rainfall (≥ 1.0 mm)115.51 days (31.65%)
Days with no rain249.49 days (68.35%)
Humidity68.42%

Climate Iwai: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)17.85(64.13)21.82(71.28)24.8(76.64)28.77(83.79)37.69(99.84)37.69(99.84)40.67(105.21)42.65(108.77)39.68(103.42)32.73(90.91)27.77(81.99)19.84(67.71)42.65(108.77)
Average high °C (°F)8.01(46.42)8.98(48.16)12.93(55.27)17.71(63.88)23.36(74.05)25.69(78.24)29.79(85.62)31.65(88.97)27.27(81.09)21.23(70.21)15.94(60.69)10.3(50.54)19.4(66.92)
Daily mean °C (°F)4.95(40.91)5.81(42.46)9.72(49.5)14.59(58.26)20.36(68.65)23.17(73.71)27.22(81.0)28.8(83.84)24.62(76.32)18.69(65.64)13.32(55.98)7.72(45.9)16.58(61.84)
Average low °C (°F)0.73(33.31)1.4(34.52)4.54(40.17)8.88(47.98)14.23(57.61)17.75(63.95)21.89(71.4)23.45(74.21)20.18(68.32)14.59(58.26)9.14(48.45)3.82(38.88)11.71(53.08)
Record low °C (°F)-3.97(24.85)-3.97(24.85)-1.98(28.44)0.0(0)4.96(40.93)8.93(48.07)13.89(57.0)17.85(64.13)10.91(51.64)2.98(37.36)-3.97(24.85)-1.98(28.44)-3.97(24.85)
Average precipitation mm (inches)28.22(1.11)27.46(1.08)53.15(2.09)75.46(2.97)84.23(3.32)104.2(4.1)100.83(3.97)79.87(3.14)135.36(5.33)131.39(5.17)38.81(1.53)21.55(0.85)73.38(2.89)
Average precipitation days (≥ 1.0 mm)3.064.878.119.7410.4614.7916.8615.0614.079.375.683.429.62
Average relative humidity (%)59.4462.4463.8666.2168.1875.977.2773.6673.8671.6667.1261.4968.42
Mean monthly sunshine hours7.937.469.2611.8812.612.4812.4612.510.129.397.477.610.1

Climate Graph

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

Iwai

Iwai Temperature by Month

August
28.8°C | 83.84°F
July
27.22°C | 81.0°F
September
24.62°C | 76.32°F
June
23.17°C | 73.71°F
May
20.36°C | 68.65°F
October
18.69°C | 65.64°F
April
14.59°C | 58.26°F
November
13.32°C | 55.98°F
March
9.72°C | 49.5°F
December
7.72°C | 45.9°F
February
5.81°C | 42.46°F
January
4.95°C | 40.91°F

Historical Data

Summary
  • 2010
  • 2011
  • 2012
  • 2013
  • 2014
  • 2015
  • 2016
  • 2017
  • 2018
  • 2019
  • 2020
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature33.72°C (92.7°F)28.38°C (83.08°F)20.83°C (69.49°F)
Avg Temperature30.75°C (87.35°F)25.95°C (78.71°F)19.84°C (67.71°F)
Min Temperature23.81°C (74.86°F)20.67°C (69.21°F)15.87°C (60.57°F)
Dew PointMaxAverageMin
Dew Point25.79°C (78.42°F)21.92°C (71.46°F)16.86°C (62.35°F)
PrecipitationMaxAverageMinSum
Precipitation9.82mm | 0.39in2.69mm | 0.11in0.0mm | 0in83.41mm | 3.28in
Snowdepth0.0mm | 0in0.0mm | 0in0.0mm | 0in0.0mm | 0in
WindMaxAverageMin
Wind20.83kmh | 12.94mph8.54kmh | 5.31mph3.97kmh | 2.47mph
Gust Wind33.72kmh | 20.95mph12.73kmh | 7.91mph5.95kmh | 3.7mph
Sea Level PressureMaxAverageMin
Sea Level Pressure9.82mb2.69mb0.0mb
Iwai

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
July° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2012-07-0120.83 | 69.4917.85 | 64.13865.95 | 3.729.58 | 1001.821.79 | 0.07
2012-07-0222.81 | 73.0619.84 | 67.71918.93 | 5.5529.41 | 995.874.66 | 0.18
2012-07-0323.81 | 74.8619.84 | 67.71896.94 | 4.3129.44 | 996.863.37 | 0.13
2012-07-0424.8 | 76.6420.83 | 69.49858.93 | 5.5529.44 | 996.861.69 | 0.07
2012-07-0525.79 | 78.4221.82 | 71.28863.97 | 2.4729.5 | 998.844.36 | 0.17
2012-07-0625.79 | 78.4221.82 | 71.28825.95 | 3.729.44 | 996.869.82 | 0.39
2012-07-0722.81 | 73.0620.83 | 69.499211.9 | 7.3929.2 | 988.929.52 | 0.37
2012-07-0822.81 | 73.0619.84 | 67.71878.93 | 5.5529.38 | 994.886.45 | 0.25
2012-07-0923.81 | 74.8620.83 | 69.49865.95 | 3.729.53 | 999.841.29 | 0.05
2012-07-1025.79 | 78.4220.83 | 69.49856.94 | 4.3129.58 | 1001.820.1 | 0.0
2012-07-1125.79 | 78.4220.83 | 69.498410.91 | 6.7829.58 | 1001.820.0 | 0
2012-07-1224.8 | 76.6422.81 | 73.069120.83 | 12.9429.47 | 997.853.37 | 0.13
2012-07-1327.77 | 81.9922.81 | 73.068611.9 | 7.3929.44 | 996.860.99 | 0.04
2012-07-1427.77 | 81.9923.81 | 74.86869.92 | 6.1629.44 | 996.865.85 | 0.23
2012-07-1528.77 | 83.7923.81 | 74.868414.88 | 9.2529.55 | 1000.830.6 | 0.02
2012-07-1628.77 | 83.7923.81 | 74.868314.88 | 9.2529.64 | 1003.80.0 | 0
2012-07-1729.76 | 85.5723.81 | 74.86797.94 | 4.9329.7 | 1005.791.09 | 0.04
2012-07-1826.78 | 80.223.81 | 74.86918.93 | 5.5529.7 | 1005.793.07 | 0.12
2012-07-1926.78 | 80.222.81 | 73.06848.93 | 5.5529.61 | 1002.813.47 | 0.14
2012-07-2019.84 | 67.7116.86 | 62.35868.93 | 5.5529.67 | 1004.790.69 | 0.03
2012-07-2120.83 | 69.4916.86 | 62.35825.95 | 3.729.7 | 1005.790.2 | 0.01
2012-07-2220.83 | 69.4917.85 | 64.13884.96 | 3.0829.7 | 1005.790.2 | 0.01
2012-07-2324.8 | 76.6420.83 | 69.49865.95 | 3.729.7 | 1005.790.3 | 0.01
2012-07-2426.78 | 80.222.81 | 73.06854.96 | 3.0829.73 | 1006.780.1 | 0.0
2012-07-2528.77 | 83.7923.81 | 74.86825.95 | 3.729.7 | 1005.791.19 | 0.05
2012-07-2628.77 | 83.7923.81 | 74.86805.95 | 3.729.61 | 1002.811.79 | 0.07
2012-07-2729.76 | 85.5724.8 | 76.64804.96 | 3.0829.58 | 1001.820.0 | 0
2012-07-2830.75 | 87.3525.79 | 78.42835.95 | 3.729.58 | 1001.823.27 | 0.13
2012-07-2929.76 | 85.5724.8 | 76.64818.93 | 5.5529.55 | 1000.838.33 | 0.33
2012-07-3029.76 | 85.5724.8 | 76.647811.9 | 7.3929.61 | 1002.815.85 | 0.23
2012-07-3127.77 | 81.9923.81 | 74.86866.94 | 4.3129.67 | 1004.790.0 | 0

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