Mission weather in May
In May, Mission sees average daytime highs of 92°F and overnight lows near 73°F, with 2.2 in of rain across 6.6 wet days and about 13.3 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.
Highs climb over the month, from about 91°F in the first days to 95°F by the end. The sky is clear or mostly clear about 43% of the time in May, and the air most often feels oppressive.
Daylight stretches from about 13 hours at the start of May to 13 h 30 min by month's end. Set against the rest of the year, May is Mission's 6th-clearest and 1st-windiest month. For the whole year in context, see Mission's year-round climate.
- Daytime high
- 92°
- 5th warmest
- Overnight low
- 73°
- 8th coldest
- Rainfall
- 2.2 in
- 6.6 wet days
- Daylight
- 13 h 18 min
- 5:51 AM – 7:08 PM
- Cloud cover
- 48%
- 6th clearest
- Wind
- 12 mph
- 1st windiest
- Solar energy
- 6.31 kWh/m²
- Travel score
- 3.5
- out of 10
Mission is city in Hidalgo County, Texas, United States.
- Density
- 903/km²
- people per km²
- Founded
- 1910
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Highs climb over the month, from about 91°F in the first days to 95°F by the end.
A typical May day in Mission reaches about 92°F in the afternoon and slips back to 73°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 85°F and 100°F. Set against its neighbours, May runs about 5°F warmer than April and about 4°F cooler than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 91 | 91 | 91 | 91 | 91 | 91 | 91 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 92 | 93 | 93 | 93 | 93 | 93 | 94 | 94 | 94 | 94 | 94 | 95 | 95 | 95 |
| Avg low (°F) | 71 | 71 | 71 | 71 | 72 | 72 | 72 | 72 | 72 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 74 | 74 | 74 | 74 | 74 | 74 | 74 | 75 | 75 | 75 | 75 | 75 | 75 | 76 | 76 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 91 | 71 |
| 2 | 91 | 71 |
| 3 | 91 | 71 |
| 4 | 91 | 71 |
| 5 | 91 | 72 |
| 6 | 91 | 72 |
| 7 | 91 | 72 |
| 8 | 92 | 72 |
| 9 | 92 | 72 |
| 10 | 92 | 73 |
| 11 | 92 | 73 |
| 12 | 92 | 73 |
| 13 | 92 | 73 |
| 14 | 92 | 73 |
| 15 | 92 | 73 |
| 16 | 92 | 73 |
| 17 | 92 | 74 |
| 18 | 92 | 74 |
| 19 | 93 | 74 |
| 20 | 93 | 74 |
| 21 | 93 | 74 |
| 22 | 93 | 74 |
| 23 | 93 | 74 |
| 24 | 94 | 75 |
| 25 | 94 | 75 |
| 26 | 94 | 75 |
| 27 | 94 | 75 |
| 28 | 94 | 75 |
| 29 | 95 | 75 |
| 30 | 95 | 76 |
| 31 | 95 | 76 |
How May really feels in Mission
Once humidity and wind are folded in, May averages 31 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Mission weather by month
How May compares with the rest of the year at a glance. May is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 72° / 52° | 1.0 | 4.4 | 10.5 | 7.5 |
| Feb | 76° / 56° | 0.9 | 4.4 | 11.1 | 7.7 |
| Mar | 82° / 62° | 1.4 | 5.2 | 11.8 | 6.8 |
| Apr | 88° / 68° | 1.7 | 5.3 | 12.6 | 5.0 |
| May | 92° / 73° | 2.2 | 6.6 | 13.3 | 3.5 |
| Jun | 96° / 77° | 2.0 | 7.1 | 13.6 | 2.4 |
| Jul | 98° / 78° | 2.1 | 5.8 | 13.5 | 2.0 |
| Aug | 98° / 78° | 1.6 | 6.8 | 12.9 | 1.8 |
| Sep | 93° / 75° | 3.5 | 11.8 | 12.2 | 3.1 |
| Oct | 87° / 68° | 2.3 | 6.7 | 11.4 | 5.2 |
| Nov | 79° / 60° | 1.4 | 5.3 | 10.7 | 7.5 |
| Dec | 73° / 54° | 1.2 | 5.1 | 10.4 | 7.6 |
Cloud cover in May
The sky is clear or mostly clear about 43% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 60 | 59 | 59 | 59 | 58 | 59 | 59 | 58 | 59 | 59 | 60 | 61 | 61 | 63 | 64 | 64 | 65 | 65 | 67 | 68 | 68 | 69 | 70 | 70 | 72 | 72 | 73 | 74 | 74 | 75 | 76 |
| Cloudier (%) | 40 | 41 | 41 | 41 | 42 | 41 | 41 | 42 | 41 | 41 | 40 | 39 | 39 | 37 | 36 | 36 | 35 | 35 | 33 | 32 | 32 | 31 | 30 | 30 | 28 | 28 | 27 | 26 | 26 | 25 | 24 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 60 | 40 |
| 2 | 59 | 41 |
| 3 | 59 | 41 |
| 4 | 59 | 41 |
| 5 | 58 | 42 |
| 6 | 59 | 41 |
| 7 | 59 | 41 |
| 8 | 58 | 42 |
| 9 | 59 | 41 |
| 10 | 59 | 41 |
| 11 | 60 | 40 |
| 12 | 61 | 39 |
| 13 | 61 | 39 |
| 14 | 63 | 37 |
| 15 | 64 | 36 |
| 16 | 64 | 36 |
| 17 | 65 | 35 |
| 18 | 65 | 35 |
| 19 | 67 | 33 |
| 20 | 68 | 32 |
| 21 | 68 | 32 |
| 22 | 69 | 31 |
| 23 | 70 | 30 |
| 24 | 70 | 30 |
| 25 | 72 | 28 |
| 26 | 72 | 28 |
| 27 | 73 | 27 |
| 28 | 74 | 26 |
| 29 | 74 | 26 |
| 30 | 75 | 25 |
| 31 | 76 | 24 |
Chance of precipitation in May
Mission gets around 2.2 in of rain over 6.6 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 21% and peaks near 22% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 17 | 18 | 18 | 18 | 19 | 19 | 20 | 20 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Rain chance (%) | |
|---|---|
| 1 | 17 |
| 2 | 18 |
| 3 | 18 |
| 4 | 18 |
| 5 | 19 |
| 6 | 19 |
| 7 | 20 |
| 8 | 20 |
| 9 | 21 |
| 10 | 21 |
| 11 | 21 |
| 12 | 22 |
| 13 | 22 |
| 14 | 22 |
| 15 | 22 |
| 16 | 22 |
| 17 | 22 |
| 18 | 22 |
| 19 | 22 |
| 20 | 22 |
| 21 | 22 |
| 22 | 22 |
| 23 | 22 |
| 24 | 22 |
| 25 | 22 |
| 26 | 22 |
| 27 | 22 |
| 28 | 22 |
| 29 | 22 |
| 30 | 22 |
| 31 | 22 |
Humidity in May
Most of May feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the oppressive band about 56% of days. Sticky, muggy-or-worse air turns up on roughly 86% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 10 | 9 | 9 | 8 | 8 | 7 | 6 | 6 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
| Comfortable (%) | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 0 | 0 |
| Humid (%) | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 1 | 1 |
| Muggy (%) | 30 | 29 | 28 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 24 | 24 | 23 | 22 | 21 | 21 | 20 |
| Oppressive (%) | 39 | 41 | 43 | 45 | 47 | 49 | 51 | 52 | 53 | 54 | 54 | 54 | 55 | 55 | 55 | 55 | 54 | 56 | 56 | 57 | 58 | 60 | 61 | 62 | 63 | 65 | 67 | 69 | 69 | 71 | 72 |
| Miserable (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | Miserable (%) | |
|---|---|---|---|---|---|---|
| 1 | 10 | 7 | 12 | 30 | 39 | 1 |
| 2 | 9 | 7 | 12 | 29 | 41 | 1 |
| 3 | 9 | 7 | 12 | 28 | 43 | 1 |
| 4 | 8 | 6 | 12 | 27 | 45 | 1 |
| 5 | 8 | 6 | 11 | 26 | 47 | 1 |
| 6 | 7 | 6 | 11 | 26 | 49 | 1 |
| 7 | 6 | 5 | 11 | 26 | 51 | 1 |
| 8 | 6 | 5 | 10 | 25 | 52 | 2 |
| 9 | 5 | 5 | 10 | 25 | 53 | 2 |
| 10 | 4 | 5 | 10 | 25 | 54 | 2 |
| 11 | 4 | 5 | 10 | 25 | 54 | 2 |
| 12 | 3 | 5 | 10 | 25 | 54 | 3 |
| 13 | 3 | 4 | 9 | 26 | 55 | 3 |
| 14 | 2 | 4 | 9 | 26 | 55 | 4 |
| 15 | 2 | 4 | 9 | 26 | 55 | 4 |
| 16 | 2 | 4 | 8 | 27 | 55 | 4 |
| 17 | 2 | 4 | 8 | 27 | 54 | 5 |
| 18 | 2 | 3 | 7 | 27 | 56 | 5 |
| 19 | 1 | 3 | 7 | 27 | 56 | 6 |
| 20 | 1 | 3 | 6 | 27 | 57 | 6 |
| 21 | 1 | 3 | 6 | 26 | 58 | 6 |
| 22 | 1 | 2 | 5 | 26 | 60 | 6 |
| 23 | 1 | 2 | 5 | 25 | 61 | 6 |
| 24 | 1 | 2 | 4 | 25 | 62 | 6 |
| 25 | 1 | 2 | 4 | 24 | 63 | 6 |
| 26 | 1 | 1 | 3 | 24 | 65 | 6 |
| 27 | 0 | 1 | 3 | 23 | 67 | 6 |
| 28 | 0 | 1 | 2 | 22 | 69 | 6 |
| 29 | 0 | 1 | 2 | 21 | 69 | 7 |
| 30 | 0 | 0 | 1 | 21 | 71 | 7 |
| 31 | 0 | 0 | 1 | 20 | 72 | 7 |
Wind in May
Winds average 12 mph in May, the windiest month of the year.
Across May, daily wind ranges from about 11 mph on the calmest days to 12 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 |
| Feels | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze | light breeze |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 12 | light breeze |
| 2 | 12 | light breeze |
| 3 | 12 | light breeze |
| 4 | 12 | light breeze |
| 5 | 12 | light breeze |
| 6 | 12 | light breeze |
| 7 | 12 | light breeze |
| 8 | 12 | light breeze |
| 9 | 12 | light breeze |
| 10 | 12 | light breeze |
| 11 | 12 | light breeze |
| 12 | 12 | light breeze |
| 13 | 12 | light breeze |
| 14 | 12 | light breeze |
| 15 | 12 | light breeze |
| 16 | 12 | light breeze |
| 17 | 12 | light breeze |
| 18 | 12 | light breeze |
| 19 | 12 | light breeze |
| 20 | 12 | light breeze |
| 21 | 12 | light breeze |
| 22 | 12 | light breeze |
| 23 | 12 | light breeze |
| 24 | 12 | light breeze |
| 25 | 12 | light breeze |
| 26 | 12 | light breeze |
| 27 | 12 | light breeze |
| 28 | 12 | light breeze |
| 29 | 11 | light breeze |
| 30 | 11 | light breeze |
| 31 | 11 | light breeze |
Sunrise & sunset in May
Daylight runs from about 13 hours at the start of May to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 30 minutes over May. Sunrise moves from 6:01 AM to 5:45 AM, and sunset from 7:00 PM to 7:16 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.0 | 13.0 | 13.0 | 13.0 | 13.1 | 13.1 | 13.1 | 13.1 | 13.1 | 13.2 | 13.2 | 13.2 | 13.2 | 13.2 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 |
| Sunrise (AM) | 6:01 | 6:00 | 6:00 | 5:59 | 5:58 | 5:57 | 5:57 | 5:56 | 5:55 | 5:55 | 5:54 | 5:53 | 5:53 | 5:52 | 5:52 | 5:51 | 5:51 | 5:50 | 5:50 | 5:49 | 5:49 | 5:48 | 5:48 | 5:48 | 5:47 | 5:47 | 5:47 | 5:46 | 5:46 | 5:46 | 5:45 |
| Sunset (PM) | 7:00 | 7:00 | 7:01 | 7:01 | 7:02 | 7:02 | 7:03 | 7:04 | 7:04 | 7:05 | 7:05 | 7:06 | 7:06 | 7:07 | 7:07 | 7:08 | 7:09 | 7:09 | 7:10 | 7:10 | 7:11 | 7:11 | 7:12 | 7:12 | 7:13 | 7:13 | 7:14 | 7:14 | 7:15 | 7:15 | 7:16 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.0 | 6:01 | 7:00 |
| 2 | 13.0 | 6:00 | 7:00 |
| 3 | 13.0 | 6:00 | 7:01 |
| 4 | 13.0 | 5:59 | 7:01 |
| 5 | 13.1 | 5:58 | 7:02 |
| 6 | 13.1 | 5:57 | 7:02 |
| 7 | 13.1 | 5:57 | 7:03 |
| 8 | 13.1 | 5:56 | 7:04 |
| 9 | 13.1 | 5:55 | 7:04 |
| 10 | 13.2 | 5:55 | 7:05 |
| 11 | 13.2 | 5:54 | 7:05 |
| 12 | 13.2 | 5:53 | 7:06 |
| 13 | 13.2 | 5:53 | 7:06 |
| 14 | 13.2 | 5:52 | 7:07 |
| 15 | 13.3 | 5:52 | 7:07 |
| 16 | 13.3 | 5:51 | 7:08 |
| 17 | 13.3 | 5:51 | 7:09 |
| 18 | 13.3 | 5:50 | 7:09 |
| 19 | 13.3 | 5:50 | 7:10 |
| 20 | 13.4 | 5:49 | 7:10 |
| 21 | 13.4 | 5:49 | 7:11 |
| 22 | 13.4 | 5:48 | 7:11 |
| 23 | 13.4 | 5:48 | 7:12 |
| 24 | 13.4 | 5:48 | 7:12 |
| 25 | 13.4 | 5:47 | 7:13 |
| 26 | 13.4 | 5:47 | 7:13 |
| 27 | 13.5 | 5:47 | 7:14 |
| 28 | 13.5 | 5:46 | 7:14 |
| 29 | 13.5 | 5:46 | 7:15 |
| 30 | 13.5 | 5:46 | 7:15 |
| 31 | 13.5 | 5:45 | 7:16 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 6.31 kWh/m².
For context, solar energy here swings from a low near 3.06 kWh/m² to a high of 6.78 kWh/m² in July across the year — May's 6.31 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.1 | 6.1 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.3 | 6.4 | 6.4 | 6.4 | 6.4 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.6 | 6.6 | 6.6 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.1 | Intense |
| 2 | 6.1 | Intense |
| 3 | 6.2 | Intense |
| 4 | 6.2 | Intense |
| 5 | 6.2 | Intense |
| 6 | 6.2 | Intense |
| 7 | 6.2 | Intense |
| 8 | 6.2 | Intense |
| 9 | 6.2 | Intense |
| 10 | 6.2 | Intense |
| 11 | 6.2 | Intense |
| 12 | 6.2 | Intense |
| 13 | 6.3 | Intense |
| 14 | 6.3 | Intense |
| 15 | 6.3 | Intense |
| 16 | 6.3 | Intense |
| 17 | 6.3 | Intense |
| 18 | 6.3 | Intense |
| 19 | 6.4 | Intense |
| 20 | 6.4 | Intense |
| 21 | 6.4 | Intense |
| 22 | 6.4 | Intense |
| 23 | 6.5 | Intense |
| 24 | 6.5 | Intense |
| 25 | 6.5 | Intense |
| 26 | 6.5 | Intense |
| 27 | 6.5 | Intense |
| 28 | 6.5 | Intense |
| 29 | 6.6 | Intense |
| 30 | 6.6 | Intense |
| 31 | 6.6 | Intense |
Is May a good time to visit Mission?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a weaker month for outdoor sightseeing in Mission. The water and warmth also suit a beach or pool day.
What to pack for Mission in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Mission sees daytime highs around 92°F and nights near 73°F. Pack light clothes and sun protection. About 7 days see rain.
UV index in Mission in May
Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mission peaks around June 20 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 5 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 5 | 7 | 8 | 11 | 9 | 12 | 11 | 11 | 10 | 8 | 6 | 5 |
| Level | Moderate | High | Very high | Extreme | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | Moderate |
| Feb | 7 | High |
| Mar | 8 | Very high |
| Apr | 11 | Extreme |
| May | 9 | Very high |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Very high |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 5 | Moderate |
Air quality in Mission in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Mission is worst in July — around 26 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (November, 7 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 10 | 11 | 13 | 20 | 21 | 26 | 19 | 12 | 8 | 7 | 9 |
| Level | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 10 | Good |
| Mar | 11 | Good |
| Apr | 13 | Moderate |
| May | 20 | Moderate |
| Jun | 21 | Moderate |
| Jul | 26 | Moderate |
| Aug | 19 | Moderate |
| Sep | 12 | Moderate |
| Oct | 8 | Good |
| Nov | 7 | Good |
| Dec | 9 | Good |
Where is Mission?
Mission sits at 26.2°N, 98.3°W, 141 ft above sea level, in United States. The nearest listed city is Alton, 5.0 mi away.
Topography around Mission
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Mission.
Within 2 miles, the terrain around Mission has only modest variations in elevation — a maximum elevation change of 66 ft around an average of 135 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 233 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,020 ft.
The land around Mission is covered by artificial surfaces (51%) and trees (25%) within 2 miles, trees (31%), artificial surfaces (23%) and cropland (20%) within 10 miles, and cropland (33%), grassland (23%) and shrubs (22%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Mission (26.2159°, -98.3253°, elevation 141 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).