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Monterrey weather by month
Check out Monterrey weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Temperature in Monterrey (°C)
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Max temperature (daytime) | 20 |
23 |
26 |
30 |
32 |
34 |
35 |
35 |
31 |
27 |
23 |
21 |
| Min temperature (night-time) | 8 |
10 |
13 |
18 |
20 |
22 |
23 |
23 |
21 |
17 |
12 |
10 |
| Heat & Humidity | 0 |
0 |
L |
M |
H |
VH |
VH |
VH |
H |
M |
0 |
0 |
Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme
Sunshine & UV index in Monterrey
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daily hours of sunshine | ||||||||||||
| Daily hours of daylight | 11 |
11 |
12 |
13 |
13 |
14 |
14 |
13 |
12 |
12 |
11 |
11 |
| UV Index (Maximum) | 5 |
7 |
10 |
11 |
11 |
11 |
11 |
11 |
11 |
9 |
6 |
5 |
Rainfall in Monterrey
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of days with some rain | 4 |
4 |
3 |
4 |
5 |
5 |
4 |
6 |
8 |
6 |
4 |
3 |
| Average monthly rainfall (mm) | 18 |
21 |
19 |
32 |
48 |
73 |
54 |
91 |
156 |
81 |
25 |
17 |
More about Monterrey
Monterrey by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Mexico
The climate guide for Mexico (Monterrey) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
What's the climate like in Monterrey?
Monterrey has a hot semi arid climate.
Monterrey weather in January
Expect daytime maximum temperatures of 20°C in Monterrey, Mexico in January based on long-term weather averages. There are 4 hours of sunshine per day on average.
- 20°C max day temperature
20 - 4 hours of sunshine per day
- 4 days with some rainfall
4 - 8°C min night temperature
8 - 11 hours of daylight per day
11 - No heat & humidity
0 - 18 mm of monthly rainfall
18 - 5 (Moderate) UV index
5
Monterrey weather in February
Expect daytime maximum temperatures of 23°C in Monterrey, Mexico in February based on long-term weather averages. There are 4 hours of sunshine per day on average.
- 23°C max day temperature
23 - 4 hours of sunshine per day
- 4 days with some rainfall
4 - 10°C min night temperature
10 - 11 hours of daylight per day
11 - No heat & humidity
0 - 21 mm of monthly rainfall
21 - 7 (High) UV index
7
Monterrey weather in March
Expect daytime maximum temperatures of 26°C in Monterrey, Mexico in March based on long-term weather averages. There are 5 hours of sunshine per day on average.
- 26°C max day temperature
26 - 5 hours of sunshine per day
- 3 days with some rainfall
3 - 13°C min night temperature
13 - 12 hours of daylight per day
12 - Low heat & humidity
L - 19 mm of monthly rainfall
19 - 10 (Very High) UV index
10
Monterrey weather in April
Expect daytime maximum temperatures of 30°C in Monterrey, Mexico in April based on long-term weather averages. There are 5 hours of sunshine per day on average.
- 30°C max day temperature
30 - 5 hours of sunshine per day
- 4 days with some rainfall
4 - 18°C min night temperature
18 - 13 hours of daylight per day
13 - Moderate heat & humidity
M - 32 mm of monthly rainfall
32 - 11 (Extreme) UV index
11
Monterrey weather in May
Expect daytime maximum temperatures of 32°C in Monterrey, Mexico in May and high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with typically 48 mm of rainfall in the month.
- 32°C max day temperature
32 - 5 hours of sunshine per day
- 5 days with some rainfall
5 - 20°C min night temperature
20 - 13 hours of daylight per day
13 - High heat & humidity
H - 48 mm of monthly rainfall
48 - 11+ (Extreme) UV index
11
Monterrey weather in June
Expect daytime maximum temperatures of 34°C in Monterrey, Mexico in June and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 73 mm of rainfall in the month.
- 34°C max day temperature
34 - 6 hours of sunshine per day
- 5 days with some rainfall
5 - 22°C min night temperature
22 - 14 hours of daylight per day
14 - Very High heat & humidity
VH - 73 mm of monthly rainfall
73 - 11+ (Extreme) UV index
11
Monterrey weather in July
Expect daytime maximum temperatures of 35°C in Monterrey, Mexico in July and very high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 54 mm of rainfall in the month.
- 35°C max day temperature
35 - 7 hours of sunshine per day
- 4 days with some rainfall
4 - 23°C min night temperature
23 - 14 hours of daylight per day
14 - Very High heat & humidity
VH - 54 mm of monthly rainfall
54 - 11+ (Extreme) UV index
11
Monterrey weather in August
Expect daytime maximum temperatures of 35°C in Monterrey, Mexico in August and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 91 mm of rainfall in the month.
- 35°C max day temperature
35 - 6 hours of sunshine per day
- 6 days with some rainfall
6 - 23°C min night temperature
23 - 13 hours of daylight per day
13 - Very High heat & humidity
VH - 91 mm of monthly rainfall
91 - 11+ (Extreme) UV index
11
Monterrey weather in September
Expect daytime maximum temperatures of 31°C in Monterrey, Mexico in September and high heat and humidity based on long-term weather averages. There are 5 hours of sunshine per day on average with typically 156 mm of rainfall in the month.
- 31°C max day temperature
31 - 5 hours of sunshine per day
- 8 days with some rainfall
8 - 21°C min night temperature
21 - 12 hours of daylight per day
12 - High heat & humidity
H - 156 mm of monthly rainfall
156 - 11 (Extreme) UV index
11
Monterrey weather in October
Expect daytime maximum temperatures of 27°C in Monterrey, Mexico in October based on long-term weather averages. There are 4 hours of sunshine per day on average with typically 81 mm of rainfall in the month.
- 27°C max day temperature
27 - 4 hours of sunshine per day
- 6 days with some rainfall
6 - 17°C min night temperature
17 - 12 hours of daylight per day
12 - Moderate heat & humidity
M - 81 mm of monthly rainfall
81 - 9 (Very High) UV index
9
Monterrey weather in November
Expect daytime maximum temperatures of 23°C in Monterrey, Mexico in November based on long-term weather averages. There are 4 hours of sunshine per day on average.
- 23°C max day temperature
23 - 4 hours of sunshine per day
- 4 days with some rainfall
4 - 12°C min night temperature
12 - 11 hours of daylight per day
11 - No heat & humidity
0 - 25 mm of monthly rainfall
25 - 6 (High) UV index
6
Monterrey weather in December
Expect daytime maximum temperatures of 21°C in Monterrey, Mexico in December based on long-term weather averages. There are 4 hours of sunshine per day on average.
- 21°C max day temperature
21 - 4 hours of sunshine per day
- 3 days with some rainfall
3 - 10°C min night temperature
10 - 11 hours of daylight per day
11 - No heat & humidity
0 - 17 mm of monthly rainfall
17 - 5 (Moderate) UV index
5
More about Monterrey
Monterrey by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Mexico
- Explore latest special offers & online deals from TUI
- Free child places & £0 deposits with direct debit available
- Book summer & winter sun holidays in 2026/2027
The climate guide for Mexico (Monterrey) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
Compare Monterrey weather with the UK
The weather chart below compares the average monthly maximum daytime temperature for Monterrey, Mexico and the UK (London).
Maximum daytime temperature (°C)
Metric (°C / mm) | Imperial (°F / inches)
More about Mexico
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