Olathe, KS weather in April
April in Olathe: cool, with some rain. Highs 65°F, lows 45°F, about 9 days with rain. A great month for outdoor plans.
- Normal high
- 65°F
- Normal low
- 45°F
- Wet days
- 9
- 4.0 in total
- Muggy days
- 0
- dew point 65°F+
How April changes from start to finish
| April 1 | April 30 | |
|---|---|---|
| Normal high | 61°F | 69°F |
| Normal low | 40°F | 49°F |
| Chance of a wet day | 28% | 34% |
| Sunrise / sunset | 7:03 am / 7:42 pm | 6:22 am / 8:10 pm |
| Daylight | 12.7 h | 13.8 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Central Time).
A typical April day
- 6 am49°Fdew point 41°F
- 9 am56°Fdew point 43°F
- Noon62°Fdew point 43°F
- 3 pm64°Fdew point 43°F
- 6 pm63°Fdew point 42°F
- 9 pm58°Fdew point 42°F
NOAA hourly normals (local standard time) from Kansas City Downtown Airport (20 mi away); average wind 10 mph; clear or few clouds in 57% of daytime hours, mostly cloudy or overcast in 38%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F15 of 30
- Hot dayshigh 90°F or more0 of 30
- Muggy daysdaily mean dew point 65°F or more0 of 30
- Wet daysat least 0.01 in of rain or melted snow9 of 30
- Notable rainat least 0.10 in7 of 30
- Freezing nightslow 32°F or below3 of 30
- Snow on the groundsnow depth 1 in or more0 of 30
Average days per April, counted from daily records for each year 1991-2020.
Rain and snow in April
Normal precipitation is 4.0 in; a dry April brings about 2.6 in and a wet one about 5.2 in (25th and 75th percentiles). About 3 days bring half an inch or more, and about 1 an inch or more. Normal snowfall is 0.1 in.
How April varies from year to year
- Warmest April, 1991-20202006: average high 72°F
- Coolest April2018: average high 59°F
- Wettest April1999: 8.3 in
- Driest April2000: 0.3 in
- Highest reading92°F (April 25, 2012)
- Lowest reading17°F (April 4, 2018)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
April compared with March and May
| March | April | May | |
|---|---|---|---|
| Normal high | 55°F | 65°F | 74°F |
| Normal low | 35°F | 45°F | 55°F |
| Wet days | 8 | 9 | 11 |
| Comfortable days | 8 | 15 | 14 |
| Daylight | 12.0 h | 13.2 h | 14.3 h |
Highs change by +10°F from March and +9°F into May.
Nearby alternatives in April
- Warmer: Branson, MO178 mi · high 72°F · 9 wet days
How Olathe ranks in April
- Normal high215th warmest of 378 cities; 3rd of 3 in Kansas
- Wet days206th driest of 378
- Comfortable days78th most of 340
What to pack for Olathe in April
- A rain jacket or umbrella – rain on about 9 days
Frost in April
The last spring frost typically comes around Apr 8; in 1 year in 10 it comes after Apr 23. All frost dates for Olathe.
Heating and cooling
April has 320 heating degree days and 16 cooling degree days (base 65°F), 5% of the year's total heating and cooling demand.
Questions
How cold is Olathe in April?
The normal high is 65°F and the normal low is 45°F. From 1991 to 2020 the coldest April reading was 17°F (April 4, 2018).
Does it rain a lot in Olathe in April?
About 9 days in April have at least 0.01 in of precipitation, and the normal total is 4.0 in. The wettest April in 1991-2020 was in 1999 (8.3 in); the driest was in 2000 (0.3 in).
Does it snow in Olathe in April?
Yes. Normal snowfall in April is 0.1 in.
Is April a good time to visit Olathe?
April ranks 1st of 12 months on our comfort score for Olathe (70 out of 100). It has about 15 comfortable days. The best months are April and May.
Where the numbers come from
- Temperature and frost dates: Olathe Johnson Co Exec Airport (USW00003967), 4.8 mi ESE of the city center, 1,070 ft . NOAA normals and daily records, 1991-2020.
- Rain, snowfall and snow depth: Bonner Springs (USC00140957), 13 mi NNW of the city center, 850 ft (185 ft lower than the city). NOAA normals and daily records, 1991-2020.
- Humidity and wind by hour and cloud cover: Kansas City Downtown Airport (USW00013988), 20 mi NE of the city center, 742 ft (293 ft lower than the city). NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: New Century Aircenter Arpt (724475-93909), 5.6 mi SW of the city center, 1,055 ft . Hourly observations, 1991-2020.