Marquette weather in August: Marquette, Michigan: normal highs, lows, rain and records for August
Marquette in August has a normal high of 74°F and a normal low of 58°F, a daily mean of 66°F, falling from 76°F on the 1st to 72°F by the 31st. Measurable precipitation falls on 11 days in a normal August, 2.31 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 24°C and low of 15°C, 59 mm of precipitation in August.
- NOAA stationMarquette
- Station IDUSW00014838
- Location46.55°N 87.38°W
- Elevation665 ft (203 m)
- Population21,845
- Jan 25° 12°
- Feb 27° 13°
- Mar 35° 21°
- Apr 46° 31°
- May 59° 41°
- Jun 68° 50°
- Jul 75° 58°
- Aug 74° 58°
- Sep 67° 52°
- Oct 54° 40°
- Nov 41° 29°
- Dec 30° 19°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Marquette in August?
The normal high is 74°F and the normal low 58°F, for a daily mean of 66.2°F. August is 0.0°F warmer than July and 6.8°F warmer than September. August is the warmest month of the year in Marquette and the 8th wettest. Across the month the normal high falls 4°F, from 76°F on August 1 to 72°F on August 31. From one year to the next August's mean temperature typically moves about 2.4°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 64°F and 69°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 38%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 76°F | 59°F | 35% | 18% |
| August 8 | 75°F | 59°F | 35% | 17% |
| August 15 | 75°F | 58°F | 35% | 18% |
| August 22 | 74°F | 58°F | 37% | 19% |
| August 31 | 72°F | 56°F | 38% | 20% |
Every day of August: normal high, low and chance of precipitation (warmest afternoon August 1, coldest night August 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| August 1 | 76°F | 59°F | 35% | 18% | 14 h 50 min |
| August 2 | 76°F | 59°F | 35% | 18% | 14 h 50 min |
| August 3 | 76°F | 59°F | 35% | 18% | 14 h 50 min |
| August 4 | 76°F | 59°F | 35% | 18% | 14 h 50 min |
| August 5 | 75°F | 59°F | 35% | 17% | 14 h 40 min |
| August 6 | 75°F | 59°F | 35% | 17% | 14 h 40 min |
| August 7 | 75°F | 59°F | 35% | 17% | 14 h 40 min |
| August 8 | 75°F | 59°F | 35% | 17% | 14 h 40 min |
| August 9 | 75°F | 59°F | 35% | 17% | 14 h 30 min |
| August 10 | 75°F | 59°F | 35% | 17% | 14 h 30 min |
| August 11 | 75°F | 59°F | 35% | 17% | 14 h 30 min |
| August 12 | 75°F | 59°F | 35% | 17% | 14 h 20 min |
| August 13 | 75°F | 59°F | 35% | 18% | 14 h 20 min |
| August 14 | 75°F | 59°F | 35% | 18% | 14 h 20 min |
| August 15 | 75°F | 58°F | 35% | 18% | 14 h 20 min |
| August 16 | 75°F | 58°F | 35% | 18% | 14 h 10 min |
| August 17 | 74°F | 58°F | 36% | 18% | 14 h 10 min |
| August 18 | 74°F | 58°F | 36% | 18% | 14 h 10 min |
| August 19 | 74°F | 58°F | 36% | 18% | 14 h |
| August 20 | 74°F | 58°F | 36% | 18% | 14 h |
| August 21 | 74°F | 58°F | 36% | 19% | 14 h |
| August 22 | 74°F | 58°F | 37% | 19% | 13 h 50 min |
| August 23 | 74°F | 58°F | 37% | 19% | 13 h 50 min |
| August 24 | 74°F | 57°F | 37% | 19% | 13 h 50 min |
| August 25 | 73°F | 57°F | 37% | 19% | 13 h 50 min |
| August 26 | 73°F | 57°F | 37% | 19% | 13 h 40 min |
| August 27 | 73°F | 57°F | 38% | 20% | 13 h 40 min |
| August 28 | 73°F | 57°F | 38% | 20% | 13 h 40 min |
| August 29 | 73°F | 57°F | 38% | 20% | 13 h 30 min |
| August 30 | 72°F | 56°F | 38% | 20% | 13 h 30 min |
| August 31 | 72°F | 56°F | 38% | 20% | 13 h 30 min |
- Normal high
- 74°FAugust average
- Normal low
- 58°FAugust average
- Precipitation
- 2.31 inmonth total
- Days with precipitation
- 110.01 inch or more
- Days at 90°F or more
- 1
- Daylight
- 14 h 50 min to 13 h 30 minAugust 1 to August 31
- Days at 70°F or more
- 23
- Days at 80°F or more
- 8
- Sunshine
- 75%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00014838; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Marquette in August?
On a given August day the chance of 0.01 inch or more is 36% on average, highest around August 31 (38%). In all, 2.31 in falls on 11 days of a normal August.
In a normal August in Marquette, 1 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00014838.
What are the records for August in Marquette?
The warmest August temperature on this station's record (since 1860) is 102°F, on August 5, 1947; the coldest is 33°F, on August 23, 1885. The wettest August brought 11.76 in (1988).
The August mean against the 1991-2020 normal of 66.2°F: 2021 70.7°F (+4.5), 2022 66.7°F (+0.5), 2023 64.6°F (−1.6), 2024 67.4°F (+1.2), 2025 65.6°F (−0.6), 2026 66.7°F (+0.5). 4 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 70.7°F | +4.5°F | 3.12 in |
| 2022 | 66.7°F | +0.5°F | 3.36 in |
| 2023 | 64.6°F | −1.6°F | 2.56 in |
| 2024 | 67.4°F | +1.2°F | 5.03 in |
| 2025 | 65.6°F | −0.6°F | 2.00 in |
| 2026 | 66.7°F | +0.5°F | 0.43 in |
Source: records: ACIS, station USW00014838; recent months: ACIS, station USW00014838. Records and recent months use complete months only.
How does August in Marquette compare across Michigan?
Across the 140 places PlainClimate covers in Michigan, August normal highs run from 72°F in Munising to 83°F in Morenci; Marquette's is 74°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.