Key, Saint Peter Basseterre, KN Climate Zone, Monthly Averages, Historical Weather Data

Key Climate Summary

Located at an elevation of 40.67 meters (133.43 feet) above sea level, Key has a Tropical wet and dry or savanna climate (Classification: Aw). The district’s yearly temperature is 26.4ºC (79.52ºF) and it is -0.7% lower than Saint Kitts and Nevis’s averages. Key typically receives about 90.89 millimeters (3.58 inches) of precipitation and has 194.19 rainy days (53.2% of the time) annually.

Country	Saint Kitts and Nevis
City	Saint Peter Basseterre
Longitude	-62.7147533
Latitude	17.3102911
Attitude/Elevation	40.67m (133.43ft)
Local time	Wednesday 09:46
Annual high temperature	26.64ºC (79.95ºF)
Annual low temperature	25.89ºC (78.6ºF)
Average annual precip.	90.89mm (3.58in)
Warmest month	September (27.98ºC / 82.36ºF)
Coldest Month	March (24.45ºC / 76.01ºF)
Wettest Month	September (150.72mm / 5.93in)
Driest Month	February (41.09mm / 1.62in)
Number of days with rainfall (≥ 1.0 mm)	194.19 days (53.2%)
Days with no rain	170.81 days (46.8%)
Humidity	74.73%

Climate Key: Weather By Month

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Nov	Oct	Dec	Year
Record high °C (°F)	26.43(79.57)	26.43(79.57)	26.43(79.57)	27.41(81.34)	28.39(83.1)	28.39(83.1)	28.39(83.1)	29.37(84.87)	29.37(84.87)	29.37(84.87)	28.39(83.1)	27.41(81.34)	29.37(84.87)
Average high °C (°F)	25.49(77.88)	25.3(77.54)	25.25(77.45)	25.77(78.39)	26.5(79.7)	27.27(81.09)	27.45(81.41)	27.74(81.93)	27.98(82.36)	27.75(81.95)	27.03(80.65)	26.16(79.09)	26.64(79.95)
Daily mean °C (°F)	25.25(77.45)	25.02(77.04)	24.99(76.98)	25.48(77.86)	26.29(79.32)	27.04(80.67)	27.2(80.96)	27.54(81.57)	27.72(81.9)	27.51(81.52)	26.85(80.33)	25.97(78.75)	26.4(79.52)
Average low °C (°F)	24.8(76.64)	24.47(76.05)	24.45(76.01)	25.05(77.09)	25.81(78.46)	26.5(79.7)	26.71(80.08)	27.07(80.73)	27.25(81.05)	26.96(80.53)	26.22(79.2)	25.3(77.54)	25.88(78.58)
Record low °C (°F)	18.6(65.48)	18.6(65.48)	18.6(65.48)	19.58(67.24)	20.56(69.01)	20.56(69.01)	20.56(69.01)	21.54(70.77)	20.56(69.01)	20.56(69.01)	19.58(67.24)	18.6(65.48)	18.6(65.48)
Average precipitation mm (inches)	42.19(1.66)	41.09(1.62)	45.5(1.79)	62.44(2.46)	117.94(4.64)	62.32(2.45)	92.06(3.62)	131.48(5.18)	150.72(5.93)	148.66(5.85)	124.37(4.9)	71.87(2.83)	90.89(3.58)
Average precipitation days (≥ 1.0 mm)	13.17	12.73	11.75	15.13	17.53	12.19	16.55	17.71	19.67	20.47	20.38	16.91	16.18
Average relative humidity (%)	73.08	73.17	73.8	74.76	76.35	76.21	76.36	76.22	74.91	74.07	74.24	73.58	74.73
Mean monthly sunshine hours	9.19	11.05	10.86	11.87	12.35	12.49	12.36	12.28	11.84	8.16	8.1	8.11	10.72

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Key in recent years.

Key Temperature by Month

September		27.72°C \| 81.9°F
August		27.54°C \| 81.57°F
October		27.51°C \| 81.52°F
July		27.2°C \| 80.96°F
June		27.04°C \| 80.67°F
November		26.85°C \| 80.33°F
May		26.29°C \| 79.32°F
December		25.97°C \| 78.75°F
April		25.48°C \| 77.86°F
January		25.25°C \| 77.45°F
February		25.02°C \| 77.04°F
March		24.99°C \| 76.98°F

Historical Data

Summary

2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020

January
February
March
April
May
June
July
August
September
October
November
December

Temperature	Max	Average	Min
Max Temperature	27.41°C (81.34°F)	26.85°C (80.33°F)	26.43°C (79.57°F)
Avg Temperature	27.41°C (81.34°F)	26.66°C (79.99°F)	26.43°C (79.57°F)
Min Temperature	27.41°C (81.34°F)	26.2°C (79.16°F)	22.52°C (72.54°F)
Dew Point	Max	Average	Min
Dew Point	23.5°C (74.3°F)	21.9°C (71.42°F)	18.6°C (65.48°F)
Precipitation	Max	Average	Min	Sum
Precipitation	13.22mm \| 0.52in	2.11mm \| 0.08in	0.0mm \| 0in	63.34mm \| 2.49in
Snowdepth	0.0mm \| 0in	0.0mm \| 0in	0.0mm \| 0in	0.0mm \| 0in
Wind	Max	Average	Min
Wind	34.27kmh \| 21.29mph	21.57kmh \| 13.4mph	3.92kmh \| 2.44mph
Gust Wind	48.95kmh \| 30.42mph	30.64kmh \| 19.04mph	5.87kmh \| 3.65mph
Sea Level Pressure	Max	Average	Min
Sea Level Pressure	13.22mb	2.11mb	0.0mb

Daily Observations

Time	Temperature	Dew Point	Humidity	Wind Speed	Pressure	Precipitation
November	° C \| ° F	° C \| ° F	%	Kph \| Mph	Hg \| Mb	Total (mm/in)
2019-11-01	26.43 \| 79.57	21.54 \| 70.77	74	20.56 \| 12.78	29.29 \| 991.73	6.46 \| 0.25
2019-11-02	26.43 \| 79.57	21.54 \| 70.77	73	16.64 \| 10.34	29.26 \| 990.75	12.82 \| 0.5
2019-11-03	27.41 \| 81.34	21.54 \| 70.77	73	22.52 \| 13.99	29.26 \| 990.75	3.13 \| 0.12
2019-11-04	27.41 \| 81.34	22.52 \| 72.54	76	27.41 \| 17.03	29.26 \| 990.75	13.22 \| 0.52
2019-11-05	27.41 \| 81.34	22.52 \| 72.54	77	33.29 \| 20.69	29.31 \| 992.71	0.59 \| 0.02
2019-11-06	27.41 \| 81.34	22.52 \| 72.54	78	34.27 \| 21.29	29.34 \| 993.68	0.69 \| 0.03
2019-11-07	26.43 \| 79.57	22.52 \| 72.54	77	32.31 \| 20.08	29.29 \| 991.73	1.17 \| 0.05
2019-11-08	26.43 \| 79.57	22.52 \| 72.54	77	29.37 \| 18.25	29.26 \| 990.75	1.27 \| 0.05
2019-11-09	27.41 \| 81.34	22.52 \| 72.54	77	25.45 \| 15.81	29.26 \| 990.75	2.94 \| 0.12
2019-11-10	26.43 \| 79.57	22.52 \| 72.54	78	28.39 \| 17.64	29.29 \| 991.73	0.78 \| 0.03
2019-11-11	26.43 \| 79.57	22.52 \| 72.54	77	26.43 \| 16.42	29.29 \| 991.73	2.35 \| 0.09
2019-11-12	26.43 \| 79.57	21.54 \| 70.77	74	25.45 \| 15.81	29.26 \| 990.75	0.0 \| 0
2019-11-13	26.43 \| 79.57	22.52 \| 72.54	77	20.56 \| 12.78	29.26 \| 990.75	1.08 \| 0.04
2019-11-14	26.43 \| 79.57	22.52 \| 72.54	78	26.43 \| 16.42	29.29 \| 991.73	0.88 \| 0.03
2019-11-15	26.43 \| 79.57	22.52 \| 72.54	77	24.48 \| 15.21	29.23 \| 989.77	1.47 \| 0.06
2019-11-16	26.43 \| 79.57	22.52 \| 72.54	76	17.62 \| 10.95	29.17 \| 987.81	0.98 \| 0.04
2019-11-17	26.43 \| 79.57	21.54 \| 70.77	74	13.71 \| 8.52	29.14 \| 986.83	1.96 \| 0.08
2019-11-18	26.43 \| 79.57	21.54 \| 70.77	72	6.85 \| 4.26	29.2 \| 988.79	3.23 \| 0.13
2019-11-19	26.43 \| 79.57	20.56 \| 69.01	69	3.92 \| 2.44	29.26 \| 990.75	0.1 \| 0.0
2019-11-20	26.43 \| 79.57	20.56 \| 69.01	69	3.92 \| 2.44	29.29 \| 991.73	0.0 \| 0
2019-11-21	26.43 \| 79.57	20.56 \| 69.01	72	8.81 \| 5.47	29.26 \| 990.75	0.0 \| 0
2019-11-22	26.43 \| 79.57	22.52 \| 72.54	78	19.58 \| 12.17	29.23 \| 989.77	1.96 \| 0.08
2019-11-23	26.43 \| 79.57	21.54 \| 70.77	76	23.5 \| 14.6	29.26 \| 990.75	0.88 \| 0.03
2019-11-24	26.43 \| 79.57	22.52 \| 72.54	79	25.45 \| 15.81	29.26 \| 990.75	0.29 \| 0.01
2019-11-25	26.43 \| 79.57	23.5 \| 74.3	81	25.45 \| 15.81	29.26 \| 990.75	2.06 \| 0.08
2019-11-26	27.41 \| 81.34	23.5 \| 74.3	80	30.35 \| 18.86	29.29 \| 991.73	0.59 \| 0.02
2019-11-27	27.41 \| 81.34	22.52 \| 72.54	78	28.39 \| 17.64	29.31 \| 992.71	0.78 \| 0.03
2019-11-28	26.43 \| 79.57	21.54 \| 70.77	72	24.48 \| 15.21	29.29 \| 991.73	1.17 \| 0.05
2019-11-29	26.43 \| 79.57	18.6 \| 65.48	64	16.64 \| 10.34	29.23 \| 989.77	0.29 \| 0.01
2019-11-30	26.43 \| 79.57	19.58 \| 67.24	66	4.89 \| 3.04	29.23 \| 989.77	0.2 \| 0.01

Time	Temperature	Dew Point	Humidity	Wind Speed	Pressure	Precipitation
November	° C \| ° F	° C \| ° F	%	Kph \| Mph	Hg \| Mb	Total (mm/in)
2019-11-01	26.43 \| 79.57	21.54 \| 70.77	74	20.56 \| 12.78	29.29 \| 991.73	6.46 \| 0.25
2019-11-02	26.43 \| 79.57	21.54 \| 70.77	73	16.64 \| 10.34	29.26 \| 990.75	12.82 \| 0.5
2019-11-03	27.41 \| 81.34	21.54 \| 70.77	73	22.52 \| 13.99	29.26 \| 990.75	3.13 \| 0.12
2019-11-04	27.41 \| 81.34	22.52 \| 72.54	76	27.41 \| 17.03	29.26 \| 990.75	13.22 \| 0.52
2019-11-05	27.41 \| 81.34	22.52 \| 72.54	77	33.29 \| 20.69	29.31 \| 992.71	0.59 \| 0.02
2019-11-06	27.41 \| 81.34	22.52 \| 72.54	78	34.27 \| 21.29	29.34 \| 993.68	0.69 \| 0.03
2019-11-07	26.43 \| 79.57	22.52 \| 72.54	77	32.31 \| 20.08	29.29 \| 991.73	1.17 \| 0.05
2019-11-08	26.43 \| 79.57	22.52 \| 72.54	77	29.37 \| 18.25	29.26 \| 990.75	1.27 \| 0.05
2019-11-09	27.41 \| 81.34	22.52 \| 72.54	77	25.45 \| 15.81	29.26 \| 990.75	2.94 \| 0.12
2019-11-10	26.43 \| 79.57	22.52 \| 72.54	78	28.39 \| 17.64	29.29 \| 991.73	0.78 \| 0.03
2019-11-11	26.43 \| 79.57	22.52 \| 72.54	77	26.43 \| 16.42	29.29 \| 991.73	2.35 \| 0.09
2019-11-12	26.43 \| 79.57	21.54 \| 70.77	74	25.45 \| 15.81	29.26 \| 990.75	0.0 \| 0
2019-11-13	26.43 \| 79.57	22.52 \| 72.54	77	20.56 \| 12.78	29.26 \| 990.75	1.08 \| 0.04
2019-11-14	26.43 \| 79.57	22.52 \| 72.54	78	26.43 \| 16.42	29.29 \| 991.73	0.88 \| 0.03
2019-11-15	26.43 \| 79.57	22.52 \| 72.54	77	24.48 \| 15.21	29.23 \| 989.77	1.47 \| 0.06
2019-11-16	26.43 \| 79.57	22.52 \| 72.54	76	17.62 \| 10.95	29.17 \| 987.81	0.98 \| 0.04
2019-11-17	26.43 \| 79.57	21.54 \| 70.77	74	13.71 \| 8.52	29.14 \| 986.83	1.96 \| 0.08
2019-11-18	26.43 \| 79.57	21.54 \| 70.77	72	6.85 \| 4.26	29.2 \| 988.79	3.23 \| 0.13
2019-11-19	26.43 \| 79.57	20.56 \| 69.01	69	3.92 \| 2.44	29.26 \| 990.75	0.1 \| 0.0
2019-11-20	26.43 \| 79.57	20.56 \| 69.01	69	3.92 \| 2.44	29.29 \| 991.73	0.0 \| 0
2019-11-21	26.43 \| 79.57	20.56 \| 69.01	72	8.81 \| 5.47	29.26 \| 990.75	0.0 \| 0
2019-11-22	26.43 \| 79.57	22.52 \| 72.54	78	19.58 \| 12.17	29.23 \| 989.77	1.96 \| 0.08
2019-11-23	26.43 \| 79.57	21.54 \| 70.77	76	23.5 \| 14.6	29.26 \| 990.75	0.88 \| 0.03
2019-11-24	26.43 \| 79.57	22.52 \| 72.54	79	25.45 \| 15.81	29.26 \| 990.75	0.29 \| 0.01
2019-11-25	26.43 \| 79.57	23.5 \| 74.3	81	25.45 \| 15.81	29.26 \| 990.75	2.06 \| 0.08
2019-11-26	27.41 \| 81.34	23.5 \| 74.3	80	30.35 \| 18.86	29.29 \| 991.73	0.59 \| 0.02
2019-11-27	27.41 \| 81.34	22.52 \| 72.54	78	28.39 \| 17.64	29.31 \| 992.71	0.78 \| 0.03
2019-11-28	26.43 \| 79.57	21.54 \| 70.77	72	24.48 \| 15.21	29.29 \| 991.73	1.17 \| 0.05
2019-11-29	26.43 \| 79.57	18.6 \| 65.48	64	16.64 \| 10.34	29.23 \| 989.77	0.29 \| 0.01
2019-11-30	26.43 \| 79.57	19.58 \| 67.24	66	4.89 \| 3.04	29.23 \| 989.77	0.2 \| 0.01

Key, Saint Peter Basseterre, Saint Kitts And Nevis Climate

Key Climate Summary

Climate Key: Weather By Month

Climate Graph

Key Temperature by Month

Historical Data

Daily Observations

Key 11 Year Historical Weather Data

Nearby locations

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