Chatham Weather in July
Chatham in July
The short of it: Chatham in July averages a high of 28 °C (82 °F) and a low of 17 °C (63 °F), with 86 mm (3.4 in) of rain and about 14 h 59 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 28° · low 17° · rain 86 mm · daylight 14 h 59 min
✦✦✦ Fair for a visit · best months: September & June
Thirty years of records give Chatham an average July high of 28°, a low of 17° and some 86 mm of rain. The height of summer in Chatham, with afternoons near 28°. It is the wettest month of the year here, about 86 mm.
The sun is up for about 14 h 59 min in mid-July, 17 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 July 3 of 5 for a visit; the finest months here are September and June.
Against its neighbours, Chatham runs warmer than most and wetter than most in July. Ridgetown, 25 km to the E, is 1° cooler by day.
July in Chatham, by the numbers
- Warmth rank
- 1st warmest of 12
- Rain rank
- 1st wettest of 12
- Versus June
- 3° warmer, 2.0 mm more rain
- Versus August
- 1° warmer
- Day–night spread
- 11°
- Snow season
- Dec–Mar
- Daylight, mid-month
- 14 h 59 min
- Average wind
- 11 km/h
Neighbouring Towns
July averages · distance by the crow’s flight| Town | Distance | High | Low | Rain |
|---|---|---|---|---|
| RidgetownOntario | 25 km E | 27° | 17° | 84 mm |
| TilburyOntario | 26 km SW | 28° | 17° | 85 mm |
| WallaceburgOntario | 26 km NW | 28° | 17° | 72 mm |
| AlgonacMichigan | 37 km NW | 27° | 17° | 73 mm |
| Pearl BeachMichigan | 41 km NW | 27° | 17° | 74 mm |
| Marine CityMichigan | 42 km NW | 28° | 17° | 71 mm |
| Belle RiverOntario | 45 km WSW | 28° | 18° | 83 mm |
| Saint ClairMichigan | 52 km NNW | 28° | 17° | 70 mm |