Hīrna monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Hīrna
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 24.7 | 25.8 | 27.2 | 27.1 | 28.3 | 28.8 | 27 | 26.1 | 26.6 | 26.4 | 25 | 24.3 |
| °F | 76.5 | 78.4 | 80.9 | 80.8 | 83 | 83.9 | 80.5 | 78.9 | 79.9 | 79.5 | 77.1 | 75.8 |
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 | 24 | 42 | 74 | 122 | 108 | 56 | 167 | 209 | 124 | 54 | 23 | 7 |
| inches | 1 | 1.7 | 2.9 | 4.8 | 4.3 | 2.2 | 6.6 | 8.2 | 4.9 | 2.1 | 0.9 | 0.3 |
| Rainy days | 2 | 3 | 4 | 8 | 9 | 9 | 7 | 10 | 8 | 6 | 3 | 2 |
Average annual rainfall in Hīrna: 1061.533mm (417.9 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Hīrna
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 9.6 | 9.5 | 9.2 | 8.5 | 8.7 | 8.2 | 6.9 | 7.2 | 8.3 | 8.6 | 9.5 | 10.1 |
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 | 9.7 | 11.1 | 12.9 | 14.4 | 15 | 15.9 | 14.8 | 14.3 | 14.1 | 11.9 | 9.8 | 8.9 |
| Max °C | 25.1 | 26.2 | 27.5 | 27.5 | 28.7 | 29.2 | 27.3 | 26.4 | 26.9 | 26.8 | 25.4 | 24.7 |
| Min °F | 49.5 | 51.9 | 55.2 | 57.8 | 58.9 | 60.5 | 58.6 | 57.7 | 57.4 | 53.3 | 49.6 | 48 |
| Max °F | 63.3 | 65.5 | 68.4 | 69.6 | 71.2 | 72.5 | 69.8 | 68.5 | 68.9 | 66.7 | 63.7 | 62.2 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 26.2 | 26.1 | 27 | 28.3 | 29.4 | 29.8 | 29.8 | 29.9 | 30.2 | 29.7 | 28.2 | 27 |
| °F | 79.2 | 79 | 80.6 | 82.9 | 84.9 | 85.7 | 85.6 | 85.8 | 86.4 | 85.4 | 82.7 | 80.7 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 7 | 6 | 6 | 6 |
| mph | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 4 | 4 | 4 | 4 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 56% | 58% | 60% | 67% | 71% | 65% | 65% | 66% | 66% | 69% | 68% | 64% |
Other monthly averages
Hīrna weather stats
| Hottest month: | June | 28.8°C 83.8°F |
|---|---|---|
| Driest month: | December | 7mm 0.3ins |
| Sunniest month: | December | 10.1hrs |
| Coldest month: | December | 24.3°C 75.7°F |
| Wettest month: | August | 209mm 8.2ins |
| Warmest sea: | September | 30.2°C 86.4°F |
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