Rascón, Mexico experiences average highs of 29°C (84°F) and lows of 20°C (68°F) throughout the year. Rainfall is moderate, averaging about 11 rainy days per month. Sunshine is abundant, averaging about 10 hours per day. Average highs have warmed by 1.7°C (3.1°F) across the available records.
Rascón, Mexico Weather & Climate 2026
Monthly climate averages for Rascón, Mexico. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
6.4/10
Best: January, February, March, November, December
UV Index
7
High
Temperature 29°C / 20°C
Feels Like 32°C / 22°C
Rainy Days 11
Rainfall 76 mm
Sunshine 10 h
Humidity 74%
Wind Speed 12 km/h
Dew Point 19°C
Hottest Month
33°C
May
Avg Low 23°C
Rain 13 days
Coldest Month
14°C
January
Avg High 23°C
Rain 10 days
Driest Month
6 days
February
Avg High 26°C
Avg Low 15°C
Windiest Month
14 km/h
April (Gusts 34)
Worst Time to Visit
Consider avoiding May, June, August, September due to extreme heat, frequent rain, oppressive humidity.
Sun Position
Sunrise 06:03
Daylight 13.3h
Sunset 19:23
Live conditions —
Rascón on the map · live conditions
Rascón, Mexico
- Continent
- Americas
- Country
- Mexico
- City
- Rascón
- Population
- 2.5K
- Coordinates
- 21.97°, -99.26°
Seasonal Breakdown
Spring
Mar–May
Avg High 31°C
Avg Low 20°C
Rain 10 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 32°C
Avg Low 23°C
Rain 15 days/mo
Autumn
Sep–Nov
Avg High 28°C
Avg Low 20°C
Rain 12 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 25°C
Avg Low 15°C
Rain 8 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: 23°C / 14°C . Feb: 26°C / 15°C . Mar: 29°C / 18°C . Apr: 32°C / 20°C . May: 33°C / 23°C . Jun: 32°C / 23°C . Jul: 31°C / 23°C . Aug: 32°C / 23°C . Sep: 31°C / 23°C . Oct: 29°C / 20°C . Nov: 26°C / 17°C . Dec: 25°C / 15°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 54 mm. Feb: 33 mm. Mar: 50 mm. Apr: 61 mm. May: 76 mm. Jun: 142 mm. Jul: 98 mm. Aug: 67 mm. Sep: 121 mm. Oct: 106 mm. Nov: 54 mm. Dec: 54 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 76%. Feb: 73%. Mar: 70%. Apr: 68%. May: 72%. Jun: 75%. Jul: 76%. Aug: 74%. Sep: 77%. Oct: 77%. Nov: 77%. Dec: 77%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 10 km/h . Feb: 11 km/h . Mar: 13 km/h . Apr: 14 km/h . May: 13 km/h . Jun: 13 km/h . Jul: 14 km/h . Aug: 14 km/h . Sep: 12 km/h . Oct: 11 km/h . Nov: 10 km/h . Dec: 10 km/h .
Sunshine
Sunshine
Sunshine: Jan: 8h. Feb: 9h. Mar: 10h. Apr: 10h. May: 11h. Jun: 11h. Jul: 11h. Aug: 11h. Sep: 10h. Oct: 9h. Nov: 9h. Dec: 8h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 5. Feb: UV 7. Mar: UV 8. Apr: UV 9. May: UV 9. Jun: UV 8. Jul: UV 8. Aug: UV 9. Sep: UV 8. Oct: UV 7. Nov: UV 6. Dec: UV 5.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Climate Trends
Average highs have warmed by 1.7°C (3.1°F) across the available records. Average rainfall is trending drier by about 17 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | May 2025 · 34°C | May · 33°C |
| Coldest month | Jan 2025 · 13°C | Jan · 14°C |
| Wettest month | Jun 2025 · 283 mm | Jun · 142 mm |
| Windiest month | Mar 2025 · 14 km/h | Apr · 14 km/h |
Month-by-Month Weather Table
January best
Excellent 
February best
Excellent March best
Excellent April
Good May
Poor June
Poor July
Poor August
Poor September
Poor October
Good November best
Excellent December best
Excellent | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 23°C / 14°C | 24°C / 14°C | 10days (54 mm) Wet | 8.1h Good | 76% Humid | 4.8 Moderate | Excellent | View Details |
| February best | 26°C / 15°C | 28°C / 15°C | 6days (33 mm) Good | 9.1h Good | 73% Muggy | 6.6 High | Excellent | View Details |
| March best | 29°C / 18°C | 32°C / 19°C | 8days (50 mm) Wet | 9.8h Good | 70% Muggy | 7.8 Very High | Excellent | View Details |
| April | 32°C / 20°C | 35°C / 23°C | 9days (61 mm) Wet | 10.3h Excellent | 68% Muggy | 8.5 Very High | Good | View Details |
| May | 33°C / 23°C | 37°C / 27°C | 13days (76 mm) Wet | 11.1h Excellent | 72% Muggy | 8.8 Very High | Poor | View Details |
| June | 32°C / 23°C | 37°C / 28°C | 16days (142 mm) Wet | 11h Excellent | 75% Muggy | 8.1 Very High | Poor | View Details |
| July | 31°C / 23°C | 36°C / 27°C | 16days (98 mm) Wet | 11.3h Excellent | 76% Humid | 8.3 Very High | Poor | View Details |
| August | 32°C / 23°C | 37°C / 28°C | 13days (67 mm) Wet | 11.4h Excellent | 74% Muggy | 8.6 Very High | Poor | View Details |
| September | 31°C / 23°C | 35°C / 27°C | 16days (121 mm) Wet | 10h Excellent | 77% Humid | 8.1 Very High | Poor | View Details |
| October | 29°C / 20°C | 32°C / 23°C | 12days (106 mm) Wet | 9.4h Good | 77% Humid | 6.7 High | Good | View Details |
| November best | 26°C / 17°C | 29°C / 19°C | 8days (54 mm) Wet | 8.6h Good | 77% Humid | 5.5 High | Excellent | View Details |
| December best | 25°C / 15°C | 26°C / 15°C | 8days (54 mm) Wet | 8.2h Good | 77% Humid | 4.7 Moderate | Excellent | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Rascón are January, February, March, November, December, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Rascón, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Rascón is May, with average daytime highs of 33°C (91°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Rascón is January, with average overnight lows of 14°C (56°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Rascón is June, averaging 142mm of precipitation across 16 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Rascón runs through June, July, September, May, with the heaviest rainfall in June. Based on 10-year averages for Rascón.
Rascón receives approximately 118 sunshine hours per year. The sunniest month is August with around 11 hours. Based on climate data for Rascón.
The least favorable months to visit Rascón are May, June, August, September, primarily due to extreme heat, frequent rain, oppressive humidity. For the best conditions, consider January, February, March, November, December instead.
The annual average UV index in Rascón is 7, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Rascón is 74%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Average wind speeds in Rascón are 12 km/h (7 mph). The windiest month is April with peak winds reaching 14 km/h (9 mph) (gusts up to 34 km/h / 21 mph).
Rascón averages 5 clear-sky days per month with overall cloud cover around 54%. The clearest skies occur in March.
The annual average dew point in Rascón is 19°C (66°F), which feels noticeably humid. Summer months may feel slightly sticky, but conditions remain manageable for most people.
Rascón 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 Rascón ranges from 22°C (72°F) to 32°C (90°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 Rascón, with a climate score of 4.3/10. Consider visiting during January, February, March, November, December instead for better conditions.
For July in Rascón, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 31°C (88°F) and 16 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.
Last updated: