Iana monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Iana
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | -0.3 | 1.7 | 7.6 | 15.5 | 21.2 | 24.4 | 26.2 | 26 | 22 | 15.4 | 8.1 | 2.3 |
| °F | 31.5 | 35.1 | 45.7 | 60 | 70.2 | 76 | 79.1 | 78.7 | 71.5 | 59.7 | 46.5 | 36.1 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
Average rainfall & rainy days
The graph below shows the average rainfall and number of rainy days per month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 28 | 30 | 28 | 47 | 65 | 79 | 68 | 56 | 47 | 28 | 35 | 31 |
| inches | 1.1 | 1.2 | 1.1 | 1.9 | 2.5 | 3.1 | 2.7 | 2.2 | 1.9 | 1.1 | 1.4 | 1.2 |
| Rainy days | 12 | 12 | 11 | 12 | 13 | 13 | 12 | 9 | 8 | 7 | 10 | 12 |
Average annual rainfall in Iana: 614.8mm (242 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Iana
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 2.6 | 3.2 | 4.5 | 6.3 | 8.1 | 9.2 | 9.7 | 9.5 | 7.6 | 5.9 | 2.9 | 2.3 |
Day / night temperatures
The graph below shows the daily range of temperatures for each month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | -7.1 | -5.1 | -1.1 | 4.6 | 9.9 | 13.1 | 14.6 | 14 | 10.2 | 5 | 0.8 | -3.9 |
| Max °C | -0.1 | 1.9 | 7.9 | 15.8 | 21.5 | 24.7 | 26.5 | 26.3 | 22.3 | 15.7 | 8.3 | 2.5 |
| Min °F | 19.2 | 22.8 | 30.1 | 40.3 | 49.8 | 55.6 | 58.2 | 57.1 | 50.3 | 40.9 | 33.4 | 25.1 |
| Max °F | 25.5 | 29.1 | 38.1 | 50.4 | 60.3 | 66 | 68.9 | 68.2 | 61.2 | 50.5 | 40.1 | 30.7 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 7.4 | 6.3 | 6.7 | 9.4 | 14.6 | 19.9 | 23 | 23.8 | 20.9 | 16.8 | 12.8 | 9.5 |
| °F | 45.3 | 43.3 | 44.1 | 48.8 | 58.3 | 67.8 | 73.3 | 74.9 | 69.6 | 62.2 | 55 | 49.1 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 14 | 16 | 14 | 15 | 12 | 11 | 11 | 10 | 10 | 10 | 12 | 13 |
| mph | 9 | 10 | 9 | 9 | 8 | 7 | 7 | 7 | 6 | 7 | 8 | 8 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
Relative humidity
The graph below shows the average relative humidity.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 88% | 87% | 81% | 73% | 72% | 72% | 72% | 72% | 75% | 79% | 86% | 88% |
Other monthly averages
Iana weather stats
| Hottest month: | July | 26.2°C 79.2°F |
|---|---|---|
| Driest month: | October | 28mm 1.1ins |
| Sunniest month: | August | 9.5hrs |
| Coldest month: | January | -0.3°C 31.5°F |
| Wettest month: | June | 79mm 3.1ins |
| Warmest sea: | August | 23.8°C 74.8°F |
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