When to plant Cucumber in Missouri, United States

Cucumber can be planted after June 04, when air temperature is consistently in a range between 63°F and 95°F and soil temperature is above 45°F.

Cucumber details page

Growing Cucumber in Missouri

Days suitable for growing Cucumber in Missouri

Missouri has on average 110 days, suitable for growing Cucumber. Cucumber needs on average between 50 and 70 days to mature and produce harvest. With 110 days suitable for growing, you can expect good harvest without too much effort if all planting activities are done in timely manner.

Cucumber seeds can be planted between June 04 and August 02. Planting before June 04 without any additional protection is not advised because cold streaks can damage or kill off young plant. When planting after August 02, Cucumber will not have enough time to mature and produce harvest.

Growing season extention

In order to maximize chances for a good harvest of Cucumber in Missouri, some extra steps can be taken to extend growing season.

Start seeds indoors

When starting seeds indoors, it is possible to guarantee best possible conditions for young seedlings. Consistent temperature range, adequate watering and ample light (natural, supplemented with artifitial grow lights) will ensure you have strong and healthy seedlings just in time for transplanting into soil.

It takes 27 days on average for Cucumber to sprout, and grow big enough to be ready for transplanting.

June 04 is on average first day in Missouri that has required temperatures for young Cucumber seedlings to grow, without worrying about cold damage.

Seeds can be started indoors beween May 08 and July 13, this way they will be ready just in time for transplanting on June 04.

Seedlings started after July 13 might not have enough time to mature and produce harvest.

Use a cold frame

When using a cold frame in a beggining of growing season You can protect young plants from possible temperature drops, this way growing season can start up to 2 weeks earlier.

Use an additional shading

On days, when air temperatures are expected to raise above 95°F, which is in top of tolerable range for Cucumber, consider using additional shading to prevent heat shock.

Total frost free days	180
Last frost expected date	April 22
First frost expected date	October 19
Dates with ideal conditions
Dates with suitable conditions	May 25 to May 26 (2 days) June 04 to September 21 (110 days) September 27 October 01
Total days ideal for growing Cucumber in Missouri	0
Total days suitable for growing Cucumber in Missouri	114
Days needed for Cucumber to mature and produce harvest	50 - 70
Seed can be planted directly into soil	yes

Notable temperature facts for growing Cucumber in Missouri

Table with days suitable to grow vegetables in Missouri

Tolerable temperature range for Cucumber: 63°F to 95°F

	Week	Average temperature	Possible min and max temperature	Suitable for Cucumber
1	January 01 - January 03	31°F to 45°F	13°F to 61°F
2	January 04 - January 10	30°F to 45°F	9°F to 62°F
3	January 11 - January 17	30°F to 44°F	18°F to 59°F
4	January 18 - January 24	25°F to 40°F	7°F to 52°F
5	January 25 - January 31	23°F to 39°F	-4°F to 54°F
6	February 01 - February 07	27°F to 45°F	6°F to 64°F
7	February 08 - February 14	24°F to 40°F	-1°F to 59°F
8	February 15 - February 21	23°F to 43°F	-12°F to 66°F
9	February 22 - February 28	31°F to 49°F	15°F to 64°F
10	March 01 - March 07	34°F to 55°F	3°F to 73°F
11	March 08 - March 14	37°F to 54°F	12°F to 70°F
12	March 15 - March 21	38°F to 57°F	21°F to 72°F
13	March 22 - March 28	42°F to 59°F	31°F to 76°F
14	March 29 - April 04	42°F to 63°F	28°F to 82°F
15	April 05 - April 11	47°F to 68°F	32°F to 83°F
16	April 12 - April 18	44°F to 63°F	32°F to 78°F
17	April 19 - April 25	47°F to 66°F	31°F to 80°F
18	April 26 - May 02	52°F to 70°F	40°F to 80°F
19	May 03 - May 09	54°F to 71°F	43°F to 86°F
20	May 10 - May 16	56°F to 73°F	39°F to 90°F
21	May 17 - May 23	59°F to 75°F	49°F to 85°F
22	May 24 - May 30	62°F to 79°F	47°F to 86°F
23	May 31 - June 06	63°F to 82°F	53°F to 90°F	TRUE
24	June 07 - June 13	65°F to 83°F	54°F to 96°F	TRUE
25	June 14 - June 20	68°F to 87°F	57°F to 96°F	TRUE
26	June 21 - June 27	69°F to 87°F	57°F to 95°F	TRUE
27	June 28 - July 04	71°F to 88°F	64°F to 98°F	TRUE
28	July 05 - July 11	71°F to 88°F	63°F to 97°F	TRUE
29	July 12 - July 18	71°F to 89°F	65°F to 97°F	TRUE
30	July 19 - July 25	72°F to 89°F	64°F to 98°F	TRUE
31	July 26 - August 01	72°F to 88°F	65°F to 99°F	TRUE
32	August 02 - August 08	70°F to 86°F	59°F to 94°F	TRUE
33	August 09 - August 15	71°F to 87°F	64°F to 95°F	TRUE
34	August 16 - August 22	69°F to 86°F	61°F to 98°F	TRUE
35	August 23 - August 29	71°F to 88°F	63°F to 98°F	TRUE
36	August 30 - September 05	68°F to 84°F	61°F to 92°F	TRUE
37	September 06 - September 12	66°F to 83°F	56°F to 91°F	TRUE
38	September 13 - September 19	65°F to 83°F	56°F to 93°F	TRUE
39	September 20 - September 26	62°F to 80°F	52°F to 95°F
40	September 27 - October 03	61°F to 79°F	44°F to 89°F
41	October 04 - October 10	55°F to 74°F	43°F to 85°F
42	October 11 - October 17	52°F to 70°F	38°F to 83°F
43	October 18 - October 24	50°F to 68°F	31°F to 82°F
44	October 25 - October 31	44°F to 56°F	28°F to 75°F
45	November 01 - November 07	43°F to 61°F	25°F to 74°F
46	November 08 - November 14	41°F to 58°F	14°F to 76°F
47	November 15 - November 21	38°F to 55°F	22°F to 70°F
48	November 22 - November 28	36°F to 51°F	25°F to 61°F
49	November 29 - December 05	35°F to 52°F	24°F to 67°F
50	December 06 - December 12	35°F to 51°F	24°F to 64°F
51	December 13 - December 19	32°F to 45°F	19°F to 69°F
52	December 20 - December 26	32°F to 48°F	-4°F to 67°F
53	December 27 - December 31	34°F to 50°F	14°F to 63°F

Days with suitable temperature for growing Cucumber in Missouri

Cucumber details page

For more precise weather statisctics and planting information, please select a County in Missouri.

All data is provided “as is” without warranty or any representation of accuracy, timeliness or completeness.

Average daily temperatures were calculated using

Weather data provided by OpenWeather