Dedham Weather in August
Dedham in August
The short of it: Dedham in August averages a high of 28 °C (82 °F) and a low of 17 °C (62 °F), with 97 mm (3.8 in) of rain and about 13 h 52 min of daylight. Rated 3 of 5 for a visit; the best months are September and June. Source: TerraClimate climate normals, 1991–2020.
Average high 82° · low 62° · rain 3.8 in. · daylight 13 h 52 min
✦✦✦ Fair for a visit · best months: September & June
August in Dedham brings afternoons near 82° and nights around 62°, with about 3.8 in. of rain over the month. Much like July: highs about 82°, nights near 62°. Easy travelling weather. Wet spells are common — about 3.8 in., the 6th wettest month.
The sun is up for about 13 h 52 min in mid-August, 66 minutes less than a month before.
For the traveller: pack light clothes and a jacket for the evening, and an oilskin besides. The Almanac rates August 3 of 5 for a visit; the finest months here are September and June.
Against its neighbours, Dedham runs cooler than most and wetter than most in August. Mattapan, 5 mi to the ENE, sees much the same highs.
August in Dedham, by the numbers
- Warmth rank
- 2nd warmest of 12
- Rain rank
- 6th wettest of 12
- Versus July
- 1° colder, 0.2 in. more rain
- Versus September
- 7° warmer
- Day–night spread
- 20°
- Snow season
- Dec–Mar
- Daylight, mid-month
- 13 h 52 min
- Average wind
- 7 mph
Neighbouring Towns
August averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| MattapanMassachusetts | 5 mi ENE | 82° | 62° | 3.7 in. |
| Jamaica PlainMassachusetts | 5 mi NNE | 83° | 63° | 3.7 in. |
| DorchesterMassachusetts | 6 mi NE | 83° | 63° | 3.7 in. |
| BrooklineMassachusetts | 7 mi NNE | 83° | 63° | 3.7 in. |
| NewtonMassachusetts | 7 mi NNW | 83° | 61° | 3.7 in. |
| BrightonMassachusetts | 7 mi N | 83° | 62° | 3.7 in. |
| Fenway/KenmoreMassachusetts | 8 mi NNE | 83° | 63° | 3.6 in. |
| QuincyMassachusetts | 8 mi E | 83° | 63° | 3.7 in. |