Mission Hill weather in December
In December, Mission Hill sees average daytime highs of 41°F and overnight lows near 30°F, with 4.5 in of precipitation across 10.8 wet days and about 9 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.
Highs ease over the month, from about 45°F in the first days to 39°F by the end. The sky is clear or mostly clear about 32% of the time in December, and the air most often feels dry.
Daylight stretches from about 9 h 06 min at the start of December to 8 h 54 min by month's end. Set against the rest of the year, December is Mission Hill's 8th-clearest and 2nd-windiest month. For the whole year in context, see Mission Hill's year-round climate.
- Daytime high
- 41°
- 10th warmest
- Overnight low
- 30°
- 3rd coldest
- Precipitation
- 4.5 in
- 10.8 wet days
- Daylight
- 8 h 54 min
- 7:13 AM – 4:08 PM
- Cloud cover
- 60%
- 8th clearest
- Wind
- 10 mph
- 2nd windiest
- Solar energy
- 1.6 kWh/m²
- Travel score
- 0.3
- out of 10
Mission Hill is neighborhood in Boston, Massachusetts, USA.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Highs ease over the month, from about 45°F in the first days to 39°F by the end.
A typical December day in Mission Hill reaches about 41°F in the afternoon and slips back to 30°F overnight — a 12°F spread between the day's warmth and the night's chill. On most days the high lands between 31°F and 53°F. Set against its neighbours, December runs about 9°F cooler than November and about 5°F warmer than January.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 46 | 45 | 45 | 44 | 44 | 44 | 43 | 43 | 43 | 42 | 42 | 42 | 42 | 41 | 41 | 41 | 41 | 41 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 39 | 39 | 39 | 39 | 39 | 38 |
| Avg low (°F) | 34 | 33 | 33 | 33 | 32 | 32 | 32 | 31 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 46 | 34 |
| 2 | 45 | 33 |
| 3 | 45 | 33 |
| 4 | 44 | 33 |
| 5 | 44 | 32 |
| 6 | 44 | 32 |
| 7 | 43 | 32 |
| 8 | 43 | 31 |
| 9 | 43 | 31 |
| 10 | 42 | 31 |
| 11 | 42 | 31 |
| 12 | 42 | 30 |
| 13 | 42 | 30 |
| 14 | 41 | 30 |
| 15 | 41 | 30 |
| 16 | 41 | 29 |
| 17 | 41 | 29 |
| 18 | 41 | 29 |
| 19 | 40 | 29 |
| 20 | 40 | 29 |
| 21 | 40 | 29 |
| 22 | 40 | 28 |
| 23 | 40 | 28 |
| 24 | 40 | 28 |
| 25 | 40 | 28 |
| 26 | 39 | 28 |
| 27 | 39 | 27 |
| 28 | 39 | 27 |
| 29 | 39 | 27 |
| 30 | 39 | 27 |
| 31 | 38 | 27 |
How December really feels in Mission Hill
Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 31 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in December is cold — wind chill drags the overnight "feels like" below the raw low.
Mission Hill weather by month
How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 36° / 24° | 3.7 | 10 | 5.6 | 9.3 | 0.0 |
| Feb | 38° / 25° | 3.3 | 8.8 | 5.1 | 10.3 | 0.0 |
| Mar | 44° / 31° | 4.6 | 11.1 | 4.6 | 11.6 | 0.8 |
| Apr | 54° / 41° | 3.9 | 11 | 1 | 13.1 | 3.2 |
| May | 64° / 50° | 3.2 | 10.6 | 0 | 14.4 | 5.5 |
| Jun | 73° / 59° | 3.4 | 10.1 | 0 | 15 | 6.6 |
| Jul | 79° / 65° | 2.9 | 9.6 | 0 | 14.8 | 6.7 |
| Aug | 78° / 65° | 3.4 | 9.2 | 0 | 13.7 | 7.0 |
| Sep | 71° / 58° | 3.5 | 8.2 | 0 | 12.3 | 6.9 |
| Oct | 61° / 48° | 4.3 | 9.8 | 0.1 | 10.8 | 5.1 |
| Nov | 50° / 38° | 3.7 | 9.6 | 0.8 | 9.6 | 2.4 |
| Dec | 41° / 30° | 4.5 | 10.8 | 4.3 | 9 | 0.3 |
Cloud cover in December
The sky is clear or mostly clear about 32% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 54%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 47 | 47 | 47 | 47 | 47 | 46 | 46 | 45 | 45 | 45 | 44 | 43 | 44 | 44 | 44 | 42 | 43 | 43 | 43 | 45 | 45 | 46 | 47 | 47 | 47 | 48 | 48 | 48 | 48 | 49 | 50 |
| Cloudier (%) | 53 | 53 | 53 | 53 | 53 | 54 | 54 | 55 | 55 | 55 | 56 | 57 | 56 | 56 | 56 | 58 | 57 | 57 | 57 | 55 | 55 | 54 | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 51 | 50 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 47 | 53 |
| 2 | 47 | 53 |
| 3 | 47 | 53 |
| 4 | 47 | 53 |
| 5 | 47 | 53 |
| 6 | 46 | 54 |
| 7 | 46 | 54 |
| 8 | 45 | 55 |
| 9 | 45 | 55 |
| 10 | 45 | 55 |
| 11 | 44 | 56 |
| 12 | 43 | 57 |
| 13 | 44 | 56 |
| 14 | 44 | 56 |
| 15 | 44 | 56 |
| 16 | 42 | 58 |
| 17 | 43 | 57 |
| 18 | 43 | 57 |
| 19 | 43 | 57 |
| 20 | 45 | 55 |
| 21 | 45 | 55 |
| 22 | 46 | 54 |
| 23 | 47 | 53 |
| 24 | 47 | 53 |
| 25 | 47 | 53 |
| 26 | 48 | 52 |
| 27 | 48 | 52 |
| 28 | 48 | 52 |
| 29 | 48 | 52 |
| 30 | 49 | 51 |
| 31 | 50 | 50 |
Chance of precipitation in December
Mission Hill gets around 4.5 in of rain and snow over 10.8 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 35% and peaks near 36% on the wettest days, and about 4 days bring snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 32 | 32 | 32 | 32 | 33 | 33 | 34 | 34 | 35 | 35 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 |
| Snow chance (%) | 9 | 10 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 32 | 9 |
| 2 | 32 | 10 |
| 3 | 32 | 11 |
| 4 | 32 | 11 |
| 5 | 33 | 12 |
| 6 | 33 | 12 |
| 7 | 34 | 13 |
| 8 | 34 | 13 |
| 9 | 35 | 14 |
| 10 | 35 | 14 |
| 11 | 36 | 14 |
| 12 | 36 | 14 |
| 13 | 36 | 14 |
| 14 | 36 | 14 |
| 15 | 36 | 14 |
| 16 | 36 | 14 |
| 17 | 36 | 14 |
| 18 | 36 | 14 |
| 19 | 36 | 13 |
| 20 | 36 | 14 |
| 21 | 36 | 14 |
| 22 | 35 | 14 |
| 23 | 35 | 14 |
| 24 | 35 | 14 |
| 25 | 35 | 14 |
| 26 | 35 | 14 |
| 27 | 35 | 14 |
| 28 | 35 | 14 |
| 29 | 35 | 14 |
| 30 | 35 | 15 |
| 31 | 35 | 15 |
Humidity in December
Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in December
Winds average 10 mph in December.
Across December, daily wind ranges from about 10 mph on the calmest days to 10 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 10 | light breeze |
| 2 | 10 | light breeze |
| 3 | 10 | light breeze |
| 4 | 10 | light breeze |
| 5 | 10 | light breeze |
| 6 | 10 | light breeze |
| 7 | 10 | light breeze |
| 8 | 10 | light breeze |
| 9 | 10 | light breeze |
| 10 | 10 | light breeze |
| 11 | 10 | light breeze |
| 12 | 10 | light breeze |
| 13 | 10 | light breeze |
| 14 | 10 | light breeze |
| 15 | 10 | light breeze |
| 16 | 10 | light breeze |
| 17 | 10 | light breeze |
| 18 | 10 | light breeze |
| 19 | 10 | light breeze |
| 20 | 10 | light breeze |
| 21 | 10 | light breeze |
| 22 | 10 | light breeze |
| 23 | 10 | light breeze |
| 24 | 10 | light breeze |
| 25 | 10 | light breeze |
| 26 | 10 | light breeze |
| 27 | 10 | light breeze |
| 28 | 10 | light breeze |
| 29 | 10 | light breeze |
| 30 | 10 | light breeze |
| 31 | 10 | light breeze |
Sunrise & sunset in December
Daylight runs from about 9 h 06 min at the start of December to 8 h 54 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 12 minutes over December. Sunrise moves from 7:00 AM to 7:19 AM, and sunset from 4:08 PM to 4:16 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 9.1 | 9.1 | 9.1 | 9.1 | 9.1 | 9.0 | 9.0 | 9.0 | 9.0 | 9.0 | 9.0 | 9.0 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 |
| Sunrise (AM) | 7:00 | 7:01 | 7:02 | 7:03 | 7:04 | 7:05 | 7:06 | 7:07 | 7:08 | 7:09 | 7:09 | 7:10 | 7:11 | 7:12 | 7:12 | 7:13 | 7:14 | 7:14 | 7:15 | 7:15 | 7:16 | 7:16 | 7:17 | 7:17 | 7:18 | 7:18 | 7:18 | 7:19 | 7:19 | 7:19 | 7:19 |
| Sunset (PM) | 4:08 | 4:08 | 4:08 | 4:07 | 4:07 | 4:07 | 4:07 | 4:07 | 4:07 | 4:07 | 4:07 | 4:07 | 4:07 | 4:08 | 4:08 | 4:08 | 4:08 | 4:09 | 4:09 | 4:09 | 4:10 | 4:10 | 4:11 | 4:11 | 4:12 | 4:12 | 4:13 | 4:14 | 4:14 | 4:15 | 4:16 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 9.1 | 7:00 | 4:08 |
| 2 | 9.1 | 7:01 | 4:08 |
| 3 | 9.1 | 7:02 | 4:08 |
| 4 | 9.1 | 7:03 | 4:07 |
| 5 | 9.1 | 7:04 | 4:07 |
| 6 | 9.0 | 7:05 | 4:07 |
| 7 | 9.0 | 7:06 | 4:07 |
| 8 | 9.0 | 7:07 | 4:07 |
| 9 | 9.0 | 7:08 | 4:07 |
| 10 | 9.0 | 7:09 | 4:07 |
| 11 | 9.0 | 7:09 | 4:07 |
| 12 | 9.0 | 7:10 | 4:07 |
| 13 | 8.9 | 7:11 | 4:07 |
| 14 | 8.9 | 7:12 | 4:08 |
| 15 | 8.9 | 7:12 | 4:08 |
| 16 | 8.9 | 7:13 | 4:08 |
| 17 | 8.9 | 7:14 | 4:08 |
| 18 | 8.9 | 7:14 | 4:09 |
| 19 | 8.9 | 7:15 | 4:09 |
| 20 | 8.9 | 7:15 | 4:09 |
| 21 | 8.9 | 7:16 | 4:10 |
| 22 | 8.9 | 7:16 | 4:10 |
| 23 | 8.9 | 7:17 | 4:11 |
| 24 | 8.9 | 7:17 | 4:11 |
| 25 | 8.9 | 7:18 | 4:12 |
| 26 | 8.9 | 7:18 | 4:12 |
| 27 | 8.9 | 7:18 | 4:13 |
| 28 | 8.9 | 7:19 | 4:14 |
| 29 | 8.9 | 7:19 | 4:14 |
| 30 | 8.9 | 7:19 | 4:15 |
| 31 | 8.9 | 7:19 | 4:16 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 1.6 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 1.6 kWh/m² to a high of 5.95 kWh/m² in July across the year — December's 1.6 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 1.7 | 1.7 | 1.7 | 1.7 | 1.7 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.7 | 1.7 |
| Level | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim | Dim |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 1.7 | Dim |
| 2 | 1.7 | Dim |
| 3 | 1.7 | Dim |
| 4 | 1.7 | Dim |
| 5 | 1.7 | Dim |
| 6 | 1.6 | Dim |
| 7 | 1.6 | Dim |
| 8 | 1.6 | Dim |
| 9 | 1.6 | Dim |
| 10 | 1.6 | Dim |
| 11 | 1.6 | Dim |
| 12 | 1.6 | Dim |
| 13 | 1.6 | Dim |
| 14 | 1.6 | Dim |
| 15 | 1.6 | Dim |
| 16 | 1.6 | Dim |
| 17 | 1.6 | Dim |
| 18 | 1.6 | Dim |
| 19 | 1.6 | Dim |
| 20 | 1.6 | Dim |
| 21 | 1.6 | Dim |
| 22 | 1.6 | Dim |
| 23 | 1.6 | Dim |
| 24 | 1.6 | Dim |
| 25 | 1.6 | Dim |
| 26 | 1.6 | Dim |
| 27 | 1.6 | Dim |
| 28 | 1.6 | Dim |
| 29 | 1.6 | Dim |
| 30 | 1.7 | Dim |
| 31 | 1.7 | Dim |
Hazard calendar for Mission Hill
None of Mission Hill's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Mission Hill sits in the Atlantic hurricane belt; the season peaks August–October.
Is December a good time to visit Mission Hill?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a weaker month for outdoor sightseeing in Mission Hill.
What to pack for Mission Hill in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Mission Hill sees daytime highs around 41°F and nights near 30°F. Pack a warm layer. Worth having: a heavy coat and rain gear. About 11 days see rain.
Sea temperature near Mission Hill in December
The nearest coast averages about 46°F in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 12 mi away) is warmest in August at about 66°F and coldest in February near 38°F.
The water stays below 68°F all year — cool enough that most swimmers want a wetsuit.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 41 | 38 | 38 | 42 | 50 | 58 | 65 | 66 | 63 | 56 | 50 | 46 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Cool | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 41 | Bracing |
| Feb | 38 | Bracing |
| Mar | 38 | Bracing |
| Apr | 42 | Bracing |
| May | 50 | Bracing |
| Jun | 58 | Bracing |
| Jul | 65 | Cool |
| Aug | 66 | Cool |
| Sep | 63 | Cool |
| Oct | 56 | Bracing |
| Nov | 50 | Bracing |
| Dec | 46 | Bracing |
UV index in Mission Hill in December
Clear-sky midday UV in December peaks around 1. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mission Hill peaks around July 10 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 3 | 4 | 5 | 7 | 7 | 7 | 5 | 6 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | Very high | Moderate | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 5 | High |
| May | 7 | Very high |
| Jun | 7 | Very high |
| Jul | 7 | Very high |
| Aug | 5 | Moderate |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Mission Hill in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Mission Hill is worst in July — around 16 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 10 | 13 | 14 | 14 | 15 | 15 | 16 | 14 | 12 | 10 | 8 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 10 | Good |
| Feb | 13 | Moderate |
| Mar | 14 | Moderate |
| Apr | 14 | Moderate |
| May | 15 | Moderate |
| Jun | 15 | Moderate |
| Jul | 16 | Moderate |
| Aug | 14 | Moderate |
| Sep | 12 | Good |
| Oct | 10 | Good |
| Nov | 8 | Good |
| Dec | 10 | Good |
Where is Mission Hill?
Mission Hill sits at 42.3°N, 71.1°W, 56 ft above sea level, in United States. The nearest listed city is Brookline, 0.6 mi away.
Topography around Mission Hill
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Mission Hill.
Within 2 miles, the terrain around Mission Hill has only modest variations in elevation — a maximum elevation change of 276 ft around an average of 79 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 633 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,185 ft.
The land around Mission Hill is covered by artificial surfaces (57%) and trees (36%) within 2 miles, trees (47%) and artificial surfaces (28%) within 10 miles, and trees (62%) and water (28%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mission Hill (42.3344°, -71.1085°, elevation 56 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).