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The weather in Hillsboro in December is very cold with temperatures between 2°C and 7°C, warm clothes are a must.
You can expect rain for roughly half of the month of December in Hillsboro. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Please note that Hillsboro can expect a few days of snow in December.
Our weather forecast can give you a great sense of what weather to expect in Hillsboro in December 2024.
If you’re planning to visit Hillsboro in the near future, we highly recommend that you review the 14 day weather forecast for Hillsboro before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 8° / 2° | 13 | 17 | 2 | 240 mm | Awful | Hillsboro in January |
| February | 9° / 2° | 11 | 15 | 3 | 171 mm | Awful | Hillsboro in February |
| March | 12° / 4° | 13 | 17 | 2 | 192 mm | Awful | Hillsboro in March |
| April | 15° / 5° | 8 | 21 | 1 | 136 mm | Ok | Hillsboro in April |
| May | 20° / 7° | 6 | 25 | 0 | 93 mm | Good | Hillsboro in May |
| June | 23° / 10° | 4 | 26 | 0 | 70 mm | Perfect | Hillsboro in June |
| July | 28° / 13° | 1 | 30 | 0 | 16 mm | Perfect | Hillsboro in July |
| August | 29° / 14° | 1 | 30 | 0 | 17 mm | Good | Hillsboro in August |
| September | 24° / 12° | 4 | 26 | 0 | 83 mm | Perfect | Hillsboro in September |
| October | 17° / 9° | 8 | 23 | 0 | 173 mm | Ok | Hillsboro in October |
| November | 11° / 5° | 12 | 18 | 0 | 201 mm | Bad | Hillsboro in November |
| December | 7° / 2° | 12 | 18 | 1 | 220 mm | Bad | Hillsboro in December |