Climate guideThirty-year normals for Celaya
Celaya climate by month
Hot semi-arid · BShBest Jan · Nov–Dec
Annual mean20°day and night
Seasonal swing8°warmest vs coolest
Precipitation583 mm88 wet days a year
20.52° N, 100.81° WElevation 1,766 mUTC−6 · Central Standard Time
When to goCelaya · weather score
Best timeJan · Nov–Dec
October: high / low27° / 13°
iSummary
What the weather is like
Celaya has a hot semi-arid climate (Köppen BSh): little rain, large day–night swings and strong sunshine.
The warmest month is May, when afternoons average 32° and nights 16°. January is the coolest month, with highs of 24° and lows of 8°. The difference between the warmest and the coolest month is about 8°, a small seasonal swing typical of places tempered by the sea.
About 583 mm of precipitation falls in an average year. July is the wettest month (142 mm, 19 wet days) and January the driest (14 mm, 1 wet days). Cloud cover ranges from 17% in February to 42% in July.
Compared with Mexico City, the capital, Celaya is 4.3° warmer on a May afternoon and receives less precipitation over the year.
Year in figures
- Hottest afternoons
- 32° · May
- Coldest nights
- 8° · January
- Wettest month
- July
- Driest month
- January
- Clearest skies
- February · 17% cloud
- Longest day
- 13 h 22 min
- Shortest day
- 10 h 54 min
iiCharts
Twelve months at a glance
Temperature and precipitation
Daily high/low range bars, monthly precipitation columnsTemperature curve
Average high, lowDaylight
Hours between sunrise and sunset on the 15th of each monthiiiData table
Climate normals month by month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high | 24° | 27° | 29° | 31° | 32° | 31° | 31° | 29° | 27° | 27° | 26° | 25° |
| Average low | 8° | 10° | 11° | 14° | 16° | 16° | 14° | 15° | 15° | 13° | 11° | 9° |
| Precipitation | 14 mm | 12 mm | 6 mm | 11 mm | 32 mm | 97 mm | 142 mm | 121 mm | 97 mm | 36 mm | 10 mm | 5 mm |
| Wet days (≥1 mm) | 0.5 | 1.2 | 0.7 | 2.2 | 7.5 | 15 | 19.2 | 18 | 14.8 | 5 | 1.8 | 2.2 |
| Cloud cover | 22% | 17% | 17% | 20% | 21% | 35% | 42% | 39% | 39% | 30% | 18% | 23% |
| Daylight | 11h 01 | 11h 29 | 12h 01 | 12h 37 | 13h 06 | 13h 22 | 13h 16 | 12h 50 | 12h 16 | 11h 41 | 11h 10 | 10h 54 |
| Month score | 99 | 91 | 80 | 69 | 53 | 39 | 38 | 47 | 53 | 79 | 93 | 95 |
ivMonth by month
Celaya in every month
January99
24° / 8°
14 mm · 0.5 wet day
February91
27° / 10°
12 mm · 1.2 wet day
March80
29° / 11°
6 mm · 0.7 wet day
April69
31° / 14°
11 mm · 2.2 wet days
May53
32° / 16°
32 mm · 7.5 wet days
June39
31° / 16°
97 mm · 15 wet days
July38
31° / 14°
142 mm · 19.2 wet days
August47
29° / 15°
121 mm · 18 wet days
September53
27° / 15°
97 mm · 14.8 wet days
October79
27° / 13°
36 mm · 5 wet days
November93
26° / 11°
10 mm · 1.8 wet days
December95
25° / 9°
5 mm · 2.2 wet days