Topeka weather in August: Topeka, Kansas: normal highs, lows, rain and records for August
Topeka in August has a normal high of 89°F and a normal low of 67°F, a daily mean of 78°F, falling from 91°F on the 1st to 86°F by the 31st. Measurable precipitation falls on 9 days in a normal August, 4.55 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 32°C and low of 19°C, 116 mm of precipitation in August.
- NOAA stationTopeka Asos
- Station IDUSW00013996
- Location39.07°N 95.63°W
- Elevation876 ft (267 m)
- From the center5 miles
- Population125,467
- Jan 40° 20°
- Feb 46° 24°
- Mar 57° 34°
- Apr 67° 44°
- May 76° 55°
- Jun 86° 65°
- Jul 90° 69°
- Aug 89° 67°
- Sep 81° 58°
- Oct 69° 45°
- Nov 55° 33°
- Dec 44° 24°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Topeka in August?
The normal high is 89°F and the normal low 67°F, for a daily mean of 77.9°F. August is 1.9°F cooler than July and 8.7°F warmer than September. August is the 2nd warmest month of the year in Topeka and the 3rd wettest. Across the month the normal high falls 5°F, from 91°F on August 1 to 86°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 75°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 | 91°F | 69°F | 29% | 19% |
| August 8 | 90°F | 68°F | 29% | 19% |
| August 15 | 89°F | 67°F | 28% | 19% |
| August 22 | 88°F | 66°F | 28% | 19% |
| August 31 | 86°F | 63°F | 27% | 19% |
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 | 91°F | 69°F | 29% | 19% | 14 h 10 min |
| August 2 | 91°F | 69°F | 29% | 19% | 14 h 10 min |
| August 3 | 91°F | 69°F | 29% | 19% | 14 h 10 min |
| August 4 | 91°F | 69°F | 29% | 19% | 14 h 10 min |
| August 5 | 91°F | 69°F | 29% | 19% | 14 h 10 min |
| August 6 | 90°F | 69°F | 29% | 19% | 14 h |
| August 7 | 90°F | 69°F | 29% | 19% | 14 h |
| August 8 | 90°F | 68°F | 29% | 19% | 14 h |
| August 9 | 90°F | 68°F | 29% | 19% | 14 h |
| August 10 | 90°F | 68°F | 29% | 19% | 14 h |
| August 11 | 90°F | 68°F | 28% | 19% | 13 h 50 min |
| August 12 | 90°F | 68°F | 28% | 19% | 13 h 50 min |
| August 13 | 90°F | 68°F | 28% | 19% | 13 h 50 min |
| August 14 | 90°F | 68°F | 28% | 19% | 13 h 50 min |
| August 15 | 89°F | 67°F | 28% | 19% | 13 h 40 min |
| August 16 | 89°F | 67°F | 28% | 19% | 13 h 40 min |
| August 17 | 89°F | 67°F | 28% | 19% | 13 h 40 min |
| August 18 | 89°F | 67°F | 28% | 19% | 13 h 40 min |
| August 19 | 89°F | 67°F | 28% | 19% | 13 h 40 min |
| August 20 | 89°F | 66°F | 28% | 19% | 13 h 30 min |
| August 21 | 88°F | 66°F | 28% | 19% | 13 h 30 min |
| August 22 | 88°F | 66°F | 28% | 19% | 13 h 30 min |
| August 23 | 88°F | 66°F | 28% | 19% | 13 h 30 min |
| August 24 | 88°F | 65°F | 28% | 19% | 13 h 20 min |
| August 25 | 88°F | 65°F | 28% | 19% | 13 h 20 min |
| August 26 | 87°F | 65°F | 28% | 19% | 13 h 20 min |
| August 27 | 87°F | 65°F | 28% | 19% | 13 h 20 min |
| August 28 | 87°F | 64°F | 28% | 19% | 13 h 10 min |
| August 29 | 87°F | 64°F | 27% | 19% | 13 h 10 min |
| August 30 | 86°F | 64°F | 27% | 19% | 13 h 10 min |
| August 31 | 86°F | 63°F | 27% | 19% | 13 h 10 min |
- Normal high
- 89°FAugust average
- Normal low
- 67°FAugust average
- Precipitation
- 4.55 inmonth total
- Days with precipitation
- 90.01 inch or more
- Days at 90°F or more
- 15
- 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
- 82%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00013996; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Topeka in August?
On a given August day the chance of 0.01 inch or more is 28% on average, highest around August 1 (29%). In all, 4.55 in falls on 9 days of a normal August, 2 of them with an inch or more.
In a normal August in Topeka, 15 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00013996.
How humid and windy is Topeka in August?
At 3 p.m. the normal temperature is 86°F with 49% relative humidity and a dew point of 64°F; at 6 a.m. it is 66°F with 88% humidity. The wind averages 6.1 mph, most often from the southeast in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 66°F | 63°F | 88% | 3.7 mph | 71% |
| 9 a.m. | 75°F | 65°F | 72% | 6.8 mph | 79% |
| noon | 83°F | 65°F | 54% | 8.6 mph | 72% |
| 3 p.m. | 86°F | 64°F | 49% | 9.5 mph | 75% |
| 6 p.m. | 82°F | 65°F | 55% | 7.5 mph | 79% |
| 9 p.m. | 73°F | 65°F | 76% | 4.7 mph | 83% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00013996. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for August in Topeka?
The warmest August temperature on Topeka's official record (since 1887) is 113°F, on August 14, 1936; the coldest is 40°F, on August 24, 1891. The wettest August brought 12.69 in (1903).
The August mean against the 1991-2020 normal of 77.9°F: 2021 79.2°F (+1.3), 2022 79.4°F (+1.5), 2023 80.6°F (+2.7), 2024 78.0°F (+0.1), 2025 75.4°F (−2.5), 2026 79.6°F (+1.7). 5 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 79.2°F | +1.3°F | 4.03 in |
| 2022 | 79.4°F | +1.5°F | 3.44 in |
| 2023 | 80.6°F | +2.7°F | 2.04 in |
| 2024 | 78.0°F | +0.1°F | 2.71 in |
| 2025 | 75.4°F | −2.5°F | 4.44 in |
| 2026 | 79.6°F | +1.7°F | 0.51 in |
Source: records: ACIS, NWS threaded record TOPthr; recent months: ACIS, station USW00013996. Records and recent months use complete months only.
How does August in Topeka 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; Topeka's is 89°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.