Manhattan weather in August: Manhattan, Kansas: normal highs, lows, rain and records for August
Manhattan in August has a normal high of 90°F and a normal low of 65°F, a daily mean of 77°F, falling from 92°F on the 1st to 87°F by the 31st. Measurable precipitation falls on 9 days in a normal August, 4.64 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 32°C and low of 19°C, 118 mm of precipitation in August.
- NOAA stationManhattan Municipal Airport
- Station IDUSW00003936
- Location39.14°N 96.68°W
- Elevation1,057 ft (322 m)
- From the center5 miles
- Population54,700
- Jan 41° 18°
- Feb 46° 22°
- Mar 58° 32°
- Apr 67° 42°
- May 77° 53°
- Jun 87° 63°
- Jul 92° 68°
- Aug 90° 65°
- Sep 82° 56°
- Oct 69° 43°
- Nov 55° 30°
- Dec 44° 21°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Manhattan in August?
The normal high is 90°F and the normal low 65°F, for a daily mean of 77.4°F. August is 2.4°F cooler than July and 8.6°F warmer than September. August is the 2nd warmest month of the year in Manhattan and the 3rd wettest. Across the month the normal high falls 5°F, from 92°F on August 1 to 87°F on August 31. From one year to the next August's mean temperature typically moves about 3.2°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 74°F and 81°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 29%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 92°F | 68°F | 29% | 18% |
| August 8 | 91°F | 67°F | 29% | 18% |
| August 15 | 90°F | 66°F | 29% | 18% |
| August 22 | 89°F | 64°F | 28% | 17% |
| August 31 | 87°F | 62°F | 28% | 16% |
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 | 92°F | 68°F | 29% | 18% | 14 h 10 min |
| August 2 | 92°F | 68°F | 29% | 18% | 14 h 10 min |
| August 3 | 92°F | 68°F | 29% | 18% | 14 h 10 min |
| August 4 | 91°F | 68°F | 29% | 18% | 14 h 10 min |
| August 5 | 91°F | 68°F | 29% | 18% | 14 h 10 min |
| August 6 | 91°F | 67°F | 29% | 18% | 14 h |
| August 7 | 91°F | 67°F | 29% | 18% | 14 h |
| August 8 | 91°F | 67°F | 29% | 18% | 14 h |
| August 9 | 91°F | 67°F | 29% | 18% | 14 h |
| August 10 | 91°F | 67°F | 29% | 18% | 14 h |
| August 11 | 91°F | 67°F | 29% | 18% | 13 h 50 min |
| August 12 | 91°F | 66°F | 29% | 18% | 13 h 50 min |
| August 13 | 90°F | 66°F | 29% | 18% | 13 h 50 min |
| August 14 | 90°F | 66°F | 29% | 18% | 13 h 50 min |
| August 15 | 90°F | 66°F | 29% | 18% | 13 h 40 min |
| August 16 | 90°F | 66°F | 29% | 18% | 13 h 40 min |
| August 17 | 90°F | 65°F | 29% | 17% | 13 h 40 min |
| August 18 | 90°F | 65°F | 28% | 17% | 13 h 40 min |
| August 19 | 89°F | 65°F | 28% | 17% | 13 h 40 min |
| August 20 | 89°F | 65°F | 28% | 17% | 13 h 30 min |
| August 21 | 89°F | 64°F | 28% | 17% | 13 h 30 min |
| August 22 | 89°F | 64°F | 28% | 17% | 13 h 30 min |
| August 23 | 89°F | 64°F | 28% | 17% | 13 h 30 min |
| August 24 | 88°F | 64°F | 28% | 17% | 13 h 20 min |
| August 25 | 88°F | 63°F | 28% | 17% | 13 h 20 min |
| August 26 | 88°F | 63°F | 28% | 16% | 13 h 20 min |
| August 27 | 88°F | 63°F | 28% | 16% | 13 h 20 min |
| August 28 | 87°F | 63°F | 28% | 16% | 13 h 10 min |
| August 29 | 87°F | 62°F | 28% | 16% | 13 h 10 min |
| August 30 | 87°F | 62°F | 28% | 16% | 13 h 10 min |
| August 31 | 87°F | 62°F | 28% | 16% | 13 h 10 min |
- Normal high
- 90°FAugust average
- Normal low
- 65°FAugust average
- Precipitation
- 4.64 inmonth total
- Days with precipitation
- 90.01 inch or more
- Days at 90°F or more
- 16
- Daylight
- 14 h 10 min to 13 h 10 minAugust 1 to August 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 28
- Sunshine
- 83%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00003936; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Manhattan in August?
On a given August day the chance of 0.01 inch or more is 28% on average, highest around August 2 (29%). In all, 4.64 in falls on 9 days of a normal August, 2 of them with an inch or more.
In a normal August in Manhattan, 16 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00003936.
What are the records for August in Manhattan?
The warmest August temperature on this station's record (since 1960) is 115°F, on August 19, 2023; the coldest is 45°F, on August 12, 1964. The wettest August brought 11.49 in (2019).
The August mean against the 1991-2020 normal of 77.4°F: 2021 81.1°F (+3.7), 2022 79.2°F (+1.8), 2023 80.8°F (+3.4), 2024 77.6°F (+0.2), 2025 75.5°F (−1.9), 2026 79.2°F (+1.8). 5 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 81.1°F | +3.7°F | 0.91 in |
| 2022 | 79.2°F | +1.8°F | 1.50 in |
| 2023 | 80.8°F | +3.4°F | 1.70 in |
| 2024 | 77.6°F | +0.2°F | 3.50 in |
| 2025 | 75.5°F | −1.9°F | 4.00 in |
| 2026 | 79.2°F | +1.8°F | 3.87 in |
Source: records: ACIS, station USW00003936; recent months: ACIS, station USW00003936. Records and recent months use complete months only.
How does August in Manhattan compare across Kansas?
Across the 137 places PlainClimate covers in Kansas, August normal highs run from 85°F in Baileyville to 93°F in Ashland; Manhattan's is 90°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.