Yearly weather

Calculations are based on the last 8 years of historical weather data.

Temperatures

a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a

Maximum Temperatures

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	32.8°C	30.1°C	31.0°C	30.8°C	29.2°C	32.2°C	30.2°C	29.7°C	32.8°C
Feb	33.6°C	33.6°C	33.9°C	33.4°C	31.1°C	32.5°C	30.6°C	30.0°C	33.7°C
Mar	35.0°C	37.5°C	36.1°C	36.1°C	33.3°C	33.5°C	31.5°C	30.9°C	35.1°C
Apr	35.5°C	37.8°C	36.2°C	36.7°C	33.3°C	34.1°C	32.4°C	31.9°C	35.6°C
May	34.8°C	35.5°C	34.4°C	34.8°C	32.4°C	33.4°C	32.1°C	31.6°C	34.8°C
Jun	33.5°C	32.0°C	33.2°C	33.5°C	31.7°C	32.4°C	31.3°C	30.7°C	33.5°C
Jul	32.0°C	31.0°C	31.5°C	31.9°C	31.3°C	31.2°C	30.5°C	29.8°C	32.0°C
Aug	32.3°C	29.7°C	31.2°C	31.4°C	31.5°C	31.2°C	30.4°C	29.6°C	32.2°C
Sep	31.8°C	30.4°C	30.4°C	30.9°C	30.5°C	30.8°C	30.0°C	29.6°C	31.8°C
Oct	31.3°C	30.0°C	29.3°C	30.1°C	30.3°C	30.7°C	29.8°C	29.6°C	31.2°C
Nov	31.7°C	30.0°C	29.0°C	30.3°C	28.8°C	31.0°C	30.0°C	29.7°C	31.6°C
Dec	31.8°C	28.9°C	29.0°C	29.4°C	28.4°C	31.3°C	29.9°C	29.6°C	31.7°C
Average	33.0°C	32.2°C	32.0°C	31.0°C	32.4°C	32.1°C	33.0°C	30.7°C	30.2°C

Minimum Temperatures

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	24.5°C	16.7°C	19.4°C	18.7°C	22.3°C	23.6°C	24.4°C	24.8°C	24.3°C
Feb	25.7°C	18.5°C	22.1°C	21.2°C	22.2°C	25.1°C	25.6°C	25.8°C	25.6°C
Mar	27.5°C	22.3°C	25.0°C	24.8°C	22.9°C	26.7°C	26.9°C	27.3°C	27.4°C
Apr	28.3°C	24.7°C	26.1°C	26.7°C	24.0°C	27.5°C	27.8°C	28.1°C	28.2°C
May	28.4°C	24.7°C	26.1°C	26.7°C	24.6°C	27.8°C	28.0°C	28.3°C	28.3°C
Jun	27.6°C	23.7°C	25.1°C	26.0°C	24.0°C	27.4°C	27.4°C	27.8°C	27.6°C
Jul	26.8°C	23.2°C	24.5°C	25.3°C	23.8°C	26.8°C	26.9°C	27.3°C	26.7°C
Aug	26.7°C	22.7°C	24.3°C	24.7°C	23.8°C	26.6°C	26.9°C	27.3°C	26.6°C
Sep	26.1°C	22.5°C	23.8°C	24.2°C	23.6°C	26.0°C	26.6°C	26.9°C	26.0°C
Oct	25.5°C	21.4°C	22.4°C	22.6°C	23.7°C	25.1°C	25.8°C	26.2°C	25.4°C
Nov	24.9°C	19.8°C	20.9°C	21.4°C	23.3°C	24.2°C	25.2°C	25.7°C	24.7°C
Dec	23.9°C	17.5°C	19.1°C	18.8°C	22.8°C	23.1°C	24.0°C	24.4°C	23.8°C
Average	26.3°C	21.5°C	25.8°C	23.4°C	23.4°C	23.2°C	26.2°C	26.3°C	26.7°C

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions

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a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a

Sunny Weather

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	8.5 hours/day	9.6 hours/day	8.8 hours/day	8.7 hours/day	3.0 hours/day	8.5 hours/day	8.2 hours/day	8.5 hours/day	8.5 hours/day
Feb	8.3 hours/day	10.7 hours/day	8.2 hours/day	8.8 hours/day	5.7 hours/day	7.4 hours/day	7.4 hours/day	7.7 hours/day	8.3 hours/day
Mar	8.8 hours/day	10.7 hours/day	6.4 hours/day	6.9 hours/day	6.8 hours/day	6.5 hours/day	7.4 hours/day	7.6 hours/day	8.7 hours/day
Apr	7.8 hours/day	9.0 hours/day	5.6 hours/day	6.2 hours/day	4.5 hours/day	6.4 hours/day	7.2 hours/day	6.9 hours/day	7.8 hours/day
May	4.6 hours/day	5.2 hours/day	3.2 hours/day	3.3 hours/day	2.1 hours/day	4.1 hours/day	4.9 hours/day	4.6 hours/day	4.5 hours/day
Jun	2.3 hours/day	1.5 hours/day	2.6 hours/day	2.4 hours/day	2.1 hours/day	2.9 hours/day	3.7 hours/day	3.6 hours/day	2.3 hours/day
Jul	1.2 hours/day	0.9 hours/day	1.2 hours/day	1.2 hours/day	2.2 hours/day	1.4 hours/day	1.9 hours/day	1.8 hours/day	1.2 hours/day
Aug	1.3 hours/day	0.4 hours/day	1.4 hours/day	1.0 hours/day	2.2 hours/day	1.8 hours/day	2.4 hours/day	2.2 hours/day	1.2 hours/day
Sep	1.3 hours/day	1.8 hours/day	1.0 hours/day	1.3 hours/day	1.1 hours/day	1.4 hours/day	1.9 hours/day	2.0 hours/day	1.3 hours/day
Oct	1.9 hours/day	2.6 hours/day	1.9 hours/day	2.6 hours/day	1.3 hours/day	2.4 hours/day	2.8 hours/day	3.0 hours/day	1.9 hours/day
Nov	3.8 hours/day	4.8 hours/day	3.7 hours/day	5.0 hours/day	0.6 hours/day	4.4 hours/day	4.4 hours/day	4.9 hours/day	3.9 hours/day
Dec	6.1 hours/day	7.0 hours/day	6.6 hours/day	7.5 hours/day	1.3 hours/day	6.8 hours/day	7.1 hours/day	7.2 hours/day	6.2 hours/day
Average	4.7 hours/day	5.3 hours/day	4.5 hours/day	2.7 hours/day	4.6 hours/day	4.2 hours/day	4.6 hours/day	4.9 hours/day	5.0 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	0.6mm	0.3mm	0.1mm	0.1mm	3.9mm	0.6mm	0.9mm	0.7mm	0.5mm
Feb	0.9mm	0.3mm	0.3mm	0.4mm	2.1mm	1.2mm	1.1mm	1.0mm	0.9mm
Mar	1.2mm	0.5mm	1.3mm	1.1mm	2.4mm	1.8mm	1.3mm	1.4mm	1.3mm
Apr	2.8mm	2.0mm	2.9mm	2.0mm	5.5mm	3.2mm	2.3mm	2.9mm	2.8mm
May	5.0mm	5.2mm	6.1mm	6.0mm	7.0mm	5.3mm	5.3mm	5.5mm	5.2mm
Jun	3.6mm	4.8mm	4.1mm	4.8mm	4.4mm	4.4mm	4.5mm	4.7mm	3.7mm
Jul	5.2mm	6.4mm	6.7mm	7.6mm	4.0mm	5.8mm	5.0mm	6.1mm	5.3mm
Aug	5.2mm	8.8mm	6.4mm	7.1mm	5.0mm	5.4mm	4.7mm	5.6mm	5.2mm
Sep	8.8mm	8.2mm	10.2mm	9.1mm	7.2mm	8.5mm	8.2mm	9.3mm	8.9mm
Oct	9.2mm	6.6mm	6.8mm	5.4mm	9.8mm	8.0mm	9.4mm	9.0mm	9.2mm
Nov	2.7mm	1.9mm	1.5mm	1.0mm	16.0mm	2.5mm	3.4mm	2.9mm	2.6mm
Dec	0.6mm	0.5mm	0.2mm	0.1mm	10.2mm	0.6mm	0.9mm	0.7mm	0.6mm
Average	3.8mm	3.8mm	3.9mm	6.5mm	3.7mm	3.9mm	3.9mm	3.9mm	4.2mm

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	14.2km/h	6.8km/h	15.4km/h	15.2km/h	17.0km/h	16.6km/h	18.9km/h	19.2km/h	14.0km/h
Feb	17.5km/h	8.0km/h	14.7km/h	16.1km/h	18.3km/h	18.3km/h	19.7km/h	21.4km/h	17.4km/h
Mar	20.7km/h	9.6km/h	15.5km/h	16.5km/h	15.8km/h	19.4km/h	21.1km/h	24.0km/h	20.6km/h
Apr	19.7km/h	9.3km/h	15.1km/h	16.1km/h	11.5km/h	18.0km/h	19.9km/h	22.1km/h	19.6km/h
May	17.8km/h	8.8km/h	14.4km/h	14.6km/h	10.2km/h	16.5km/h	19.0km/h	20.8km/h	17.7km/h
Jun	18.2km/h	8.2km/h	18.1km/h	17.0km/h	10.7km/h	18.2km/h	21.9km/h	22.4km/h	18.1km/h
Jul	17.5km/h	7.1km/h	18.7km/h	16.4km/h	11.9km/h	18.2km/h	22.4km/h	22.3km/h	17.5km/h
Aug	17.0km/h	6.3km/h	17.5km/h	15.9km/h	13.0km/h	17.5km/h	21.6km/h	21.7km/h	16.8km/h
Sep	14.5km/h	5.9km/h	13.4km/h	12.2km/h	12.0km/h	14.6km/h	18.8km/h	19.1km/h	14.4km/h
Oct	11.9km/h	5.7km/h	13.7km/h	13.8km/h	9.9km/h	12.7km/h	15.4km/h	15.9km/h	11.7km/h
Nov	12.7km/h	5.4km/h	16.1km/h	15.1km/h	11.6km/h	14.7km/h	18.2km/h	18.2km/h	12.5km/h
Dec	13.4km/h	5.9km/h	17.8km/h	16.2km/h	15.4km/h	16.9km/h	20.7km/h	20.1km/h	13.2km/h
Average	16.3km/h	7.3km/h	16.8km/h	13.1km/h	15.4km/h	15.9km/h	16.1km/h	19.8km/h	20.6km/h

Humidity

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	48.4%	53.5%	50.2%	50.2%	83.7%	55.8%	65.4%	65.6%	48.6%
Feb	55.7%	39.1%	45.8%	44.8%	78.7%	61.7%	70.5%	70.9%	55.6%
Mar	58.5%	33.7%	47.2%	43.3%	76.5%	64.3%	72.5%	73.1%	58.3%
Apr	56.9%	42.4%	51.3%	45.5%	77.9%	62.8%	70.7%	70.7%	56.6%
May	59.4%	61.5%	61.9%	57.7%	80.4%	66.2%	73.0%	71.6%	59.5%
Jun	61.3%	75.1%	68.6%	66.4%	80.7%	68.3%	75.0%	72.6%	61.5%
Jul	67.3%	80.2%	74.7%	73.1%	81.4%	71.6%	76.5%	74.3%	67.6%
Aug	67.0%	84.7%	77.0%	76.5%	79.9%	71.3%	76.8%	74.5%	67.4%
Sep	71.1%	82.9%	81.4%	79.1%	82.3%	74.0%	77.2%	75.1%	71.6%
Oct	72.4%	81.9%	81.9%	76.2%	83.6%	74.6%	77.4%	74.9%	72.9%
Nov	65.1%	76.3%	75.0%	65.7%	87.9%	69.3%	73.6%	71.4%	65.6%
Dec	53.1%	69.5%	62.2%	57.6%	86.8%	58.6%	66.4%	65.1%	53.6%
Average	61.4%	65.1%	66.5%	81.6%	61.3%	64.8%	61.6%	72.9%	71.6%

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Astronomy

a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a

Sunrise Time

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	6:44	6:59	6:40	6:40	6:34	6:42	6:42	6:42	6:45
Feb	6:41	6:52	6:35	6:34	6:35	6:38	6:38	6:38	6:41
Mar	6:25	6:31	6:19	6:16	6:24	6:23	6:23	6:23	6:25
Apr	6:05	6:07	5:58	5:54	6:10	6:04	6:04	6:04	6:05
May	5:52	5:50	5:44	5:39	6:02	5:50	5:52	5:51	5:52
Jun	5:51	5:47	5:43	5:37	6:03	5:50	5:51	5:50	5:51
Jul	5:58	5:56	5:50	5:44	6:09	5:57	5:58	5:58	5:58
Aug	6:05	6:05	5:57	5:53	6:12	6:03	6:04	6:04	6:05
Sep	6:07	6:11	6:00	5:57	6:08	6:05	6:05	6:05	6:07
Oct	6:09	6:19	6:04	6:02	6:05	6:07	6:07	6:07	6:09
Nov	6:18	6:31	6:13	6:13	6:09	6:16	6:15	6:16	6:18
Dec	6:34	6:49	6:29	6:29	6:22	6:31	6:31	6:31	6:34
Average	6:12	6:18	6:12	6:12	6:06	6:06	6:12	6:12	6:12

Sunrise times are output in the local timezone of each place.

Sunset Time

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	18:10	18:08	18:01	17:56	18:20	18:08	18:10	18:09	18:10
Feb	18:22	18:24	18:15	18:11	18:29	18:21	18:22	18:22	18:23
Mar	18:28	18:34	18:22	18:19	18:29	18:26	18:26	18:26	18:28
Apr	18:31	18:41	18:26	18:24	18:26	18:29	18:29	18:29	18:31
May	18:37	18:52	18:33	18:32	18:28	18:35	18:35	18:35	18:38
Jun	18:46	19:02	18:42	18:42	18:34	18:44	18:43	18:43	18:46
Jul	18:49	19:04	18:44	18:44	18:38	18:46	18:46	18:46	18:49
Aug	18:39	18:50	18:34	18:32	18:32	18:37	18:37	18:37	18:39
Sep	18:19	18:26	18:13	18:10	18:17	18:17	18:17	18:17	18:19
Oct	17:59	18:01	17:52	17:47	18:03	17:57	17:58	17:57	17:59
Nov	17:48	17:47	17:40	17:35	17:58	17:47	17:48	17:47	17:48
Dec	17:54	17:50	17:45	17:40	18:05	17:53	17:54	17:53	17:53
Average	18:24	18:30	18:18	18:24	18:12	18:18	18:24	18:18	18:18

Sunset times are output in the local timezone of each place.

Useful Day Length

Period	Bangkok	Chiang Mai	Nakhon Ratchasima	Khon Kaen	Hat Yai	Chon Buri	Phatthaya	Si Racha	Nonthaburi
Jan	11:10 hours	11:08 hours	11:01 hours	10:56 hours	11:20 hours	11:08 hours	11:10 hours	11:09 hours	11:10 hours
Feb	11:22 hours	11:24 hours	11:15 hours	11:11 hours	11:29 hours	11:21 hours	11:22 hours	11:22 hours	11:23 hours
Mar	11:28 hours	11:34 hours	11:22 hours	11:19 hours	11:29 hours	11:26 hours	11:26 hours	11:26 hours	11:28 hours
Apr	11:31 hours	11:41 hours	11:26 hours	11:24 hours	11:26 hours	11:29 hours	11:29 hours	11:29 hours	11:31 hours
May	11:37 hours	11:52 hours	11:33 hours	11:32 hours	11:28 hours	11:35 hours	11:35 hours	11:35 hours	11:38 hours
Jun	11:46 hours	12:02 hours	11:42 hours	11:42 hours	11:34 hours	11:44 hours	11:43 hours	11:43 hours	11:46 hours
Jul	11:49 hours	12:04 hours	11:44 hours	11:44 hours	11:38 hours	11:46 hours	11:46 hours	11:46 hours	11:49 hours
Aug	11:39 hours	11:50 hours	11:34 hours	11:32 hours	11:32 hours	11:37 hours	11:37 hours	11:37 hours	11:39 hours
Sep	11:19 hours	11:26 hours	11:13 hours	11:10 hours	11:17 hours	11:17 hours	11:17 hours	11:17 hours	11:19 hours
Oct	10:59 hours	11:01 hours	10:52 hours	10:47 hours	11:03 hours	10:57 hours	10:58 hours	10:57 hours	10:59 hours
Nov	10:48 hours	10:47 hours	10:40 hours	10:35 hours	10:58 hours	10:47 hours	10:48 hours	10:47 hours	10:48 hours
Dec	10:54 hours	10:50 hours	10:45 hours	10:40 hours	11:05 hours	10:53 hours	10:54 hours	10:53 hours	10:53 hours
Average	11:24 hours	11:30 hours	11:18 hours	11:24 hours	11:12 hours	11:18 hours	11:24 hours	11:18 hours	11:18 hours

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

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