Tecomán, Mexico experiences average highs of 31°C (88°F) and lows of 23°C (73°F) throughout the year. Rainfall is moderate, averaging about 10 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. High humidity combined with warm temperatures produces a tropical feel year-round. Average highs have warmed by 0.7°C (1.3°F) across the available records.
Tecomán, Mexico Weather & Climate 2026
Monthly climate averages for Tecomán, Mexico. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Jun–Nov At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.2/10
Best: January, February, March, April, December
UV Index
8
High
Temperature 31°C / 23°C
Feels Like 35°C / 27°C
Rainy Days 10
Rainfall 93 mm
Sunshine 10 h
Humidity 78%
Wind Speed 11 km/h
Dew Point 23°C
Hottest Month
32°C
May
Avg Low 23°C
Rain 1 days
Coldest Month
21°C
March
Avg High 30°C
Rain 0 days
Driest Month
0 days
March
Avg High 30°C
Avg Low 21°C
Windiest Month
13 km/h
May (Gusts 34)
Sea Temperature
26°C – 31°C
Warmest water: August (
31°C
)
Worst Time to Visit
Consider avoiding July, August, September, October due to extreme heat, heavy rainfall, oppressive humidity.
Sun Position
Sunrise 06:27
Daylight 13.2h
Sunset 19:36
Live conditions —
Tecomán on the map · live conditions
Tecomán, Mexico
- Continent
- Americas
- Country
- Mexico
- City
- Tecomán
- Population
- 85.7K
- Coordinates
- 18.92°, -103.88°
Seasonal Breakdown
Spring
Mar–May
Avg High 31°C
Avg Low 22°C
Rain 0 days/mo
2/3 best months
Summer
Jun–Aug
Avg High 31°C
Avg Low 25°C
Rain 21 days/mo
Autumn
Sep–Nov
Avg High 30°C
Avg Low 24°C
Rain 17 days/mo
Winter
Dec–Feb
Avg High 30°C
Avg Low 21°C
Rain 1 days/mo
3/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 30°C / 21°C . Feb: 30°C / 21°C . Mar: 30°C / 21°C . Apr: 31°C / 21°C . May: 32°C / 23°C . Jun: 31°C / 25°C . Jul: 32°C / 25°C . Aug: 31°C / 25°C . Sep: 30°C / 25°C . Oct: 30°C / 25°C . Nov: 30°C / 24°C . Dec: 30°C / 22°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 9 mm. Feb: 5 mm. Mar: 2 mm. Apr: 0 mm. May: 4 mm. Jun: 159 mm. Jul: 163 mm. Aug: 276 mm. Sep: 285 mm. Oct: 179 mm. Nov: 28 mm. Dec: 8 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 74%. Feb: 74%. Mar: 71%. Apr: 69%. May: 70%. Jun: 77%. Jul: 81%. Aug: 84%. Sep: 86%. Oct: 86%. Nov: 82%. Dec: 77%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 11 km/h . Feb: 12 km/h . Mar: 13 km/h . Apr: 13 km/h . May: 13 km/h . Jun: 13 km/h . Jul: 10 km/h . Aug: 10 km/h . Sep: 10 km/h . Oct: 10 km/h . Nov: 10 km/h . Dec: 10 km/h .
Sunshine
Sunshine
Sunshine: Jan: 10h. Feb: 10h. Mar: 11h. Apr: 12h. May: 12h. Jun: 10h. Jul: 10h. Aug: 9h. Sep: 9h. Oct: 9h. Nov: 10h. Dec: 10h.
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 27°C . Feb: 28°C . Mar: 27°C . Apr: 26°C . May: 28°C . Jun: 29°C . Jul: 30°C . Aug: 31°C . Sep: 31°C . Oct: 30°C . Nov: 30°C . Dec: 28°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 6. Feb: UV 7. Mar: UV 9. Apr: UV 9. May: UV 9. Jun: UV 8. Jul: UV 8. Aug: UV 8. Sep: UV 8. Oct: UV 7. Nov: UV 7. Dec: UV 6.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy
Climate Trends
Average highs have warmed by 0.7°C (1.3°F) across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | May 2025 · 33°C | May · 32°C |
| Coldest month | Apr 2025 · 21°C | Mar · 21°C |
| Wettest month | Jun 2025 · 287 mm | Sep · 285 mm |
| Windiest month | May 2025 · 13 km/h | May · 13 km/h |
Month-by-Month Weather Table
January best
Excellent 
February best
Excellent March best
Excellent April best
Good May
Fair June
Poor July
Wet August
Wet September
Wet October
Wet November
Fair December best
Good | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 30°C / 21°C | 33°C / 24°C | 1days (9 mm) Excellent | 9.8h Good | 74% Muggy | 6.1 High | Excellent | View Details |
| February best | 30°C / 21°C | 33°C / 24°C | 1days (5 mm) Excellent | 10.3h Excellent | 74% Muggy | 7.3 Very High | Excellent | View Details |
| March best | 30°C / 21°C | 34°C / 24°C | 0days (2 mm) Excellent | 11.2h Excellent | 71% Muggy | 8.5 Very High | Excellent | View Details |
| April best | 31°C / 21°C | 34°C / 24°C | 0days (0 mm) Excellent | 11.8h Excellent | 69% Muggy | 9 Very High | Good | View Details |
| May | 32°C / 23°C | 36°C / 27°C | 1days (4 mm) Excellent | 11.9h Excellent | 70% Muggy | 8.9 Very High | Fair | View Details |
| June | 31°C / 25°C | 36°C / 30°C | 13days (159 mm) Wet | 10.2h Excellent | 77% Humid | 8.3 Very High | Poor | View Details |
| July | 32°C / 25°C | 38°C / 31°C | 24days (163 mm) Wet | 10h Excellent | 81% Humid | 8.1 Very High | Wet | View Details |
| August | 31°C / 25°C | 38°C / 31°C | 27days (276 mm) Wet | 9.4h Good | 84% Humid | 8.4 Very High | Wet | View Details |
| September | 30°C / 25°C | 37°C / 30°C | 26days (285 mm) Wet | 8.9h Good | 86% Very Muggy | 8.2 Very High | Wet | View Details |
| October | 30°C / 25°C | 37°C / 30°C | 20days (179 mm) Wet | 9.4h Good | 86% Very Muggy | 7.1 Very High | Wet | View Details |
| November | 30°C / 24°C | 36°C / 28°C | 5days (28 mm) Good | 10.1h Excellent | 82% Humid | 6.7 High | Fair | View Details |
| December best | 30°C / 22°C | 34°C / 26°C | 2days (8 mm) Excellent | 9.8h Good | 77% Humid | 5.9 High | Good | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Tecomán are January, February, March, April, December, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Tecomán, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Tecomán is May, with average daytime highs of 32°C (89°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Tecomán is March, with average overnight lows of 21°C (70°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Tecomán is September, averaging 285mm of precipitation across 26 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Tecomán runs through August, September, July, October, with the heaviest rainfall in August. Based on 10-year averages for Tecomán.
Tecomán receives approximately 123 sunshine hours per year. The sunniest month is May with around 12 hours. Based on climate data for Tecomán.
The least favorable months to visit Tecomán are July, August, September, October, primarily due to extreme heat, heavy rainfall, oppressive humidity. For the best conditions, consider January, February, March, April, December instead.
The annual average UV index in Tecomán is 8, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Tecomán is 78%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes — sea temperatures in January, February, March, April, May, June, July, August, September, October, November, December average 29°C (84°F), which is warm and comfortable for swimming and water activities.
Average wind speeds in Tecomán are 11 km/h (7 mph). The windiest month is May with peak winds reaching 13 km/h (8 mph) (gusts up to 34 km/h / 21 mph).
Tecomán averages 6 clear-sky days per month with overall cloud cover around 53%. The clearest skies occur in March.
The annual average dew point in Tecomán is 23°C (73°F), which feels muggy and uncomfortable. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Tecomán has a Tropical Monsoon climate, classified as Am under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Tecomán ranges from 27°C (81°F) to 35°C (95°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
July is not the best time to visit Tecomán, with a climate score of 1/10. Consider visiting during January, February, March, April, December instead for better conditions.
For July in Tecomán, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 32°C (89°F) and 24 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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