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Mars, PA

45°F
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Mars

Pennsylvania

45°
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Mars, PA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Today Hourly 10-Day Radar MinuteCast®

Monthly

Air Quality Health & Activities

May

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
26
59°
42°
27
73°
38°
28
72°
51°
29
63°
46°
30
51°
36°
1
51°
31°
2
45°
31°
3
59°
27°
4
73°
45°
5
73°
57°
6
57°
45°
7
60°
35°
8
63°
39°
9
67°
47°
10
63°
43°
11
62°
34°
12
68°
35°
13
70°
47°
14
Mostly cloudy with a shower
53°
41°
15
Intervals of clouds and sun
67°
48°
16
Warmer with a thunderstorm
79°
61°
17
A shower and thunderstorm
81°
62°
18
Very warm
88°
64°
19
A thunderstorm possible
84°
61°
20
Humid with rain and a t-storm
71°
50°
21
Mostly cloudy and less humid
67°
49°
22
Mostly cloudy
69°
49°
23
Variable cloudiness
69°
51°
24
Chance of a p.m. shower
67°
53°
25
Showers possible
72°
55°
26
Sunshine
72°
50°
27
Rain tapering off
71°
56°
28
Rain becoming steadier; humid
72°
55°
29
Humid; a few morning showers
73°
56°
30
A few afternoon showers
74°
55°
31
Times of clouds and sun
68°
52°
1
Cloudy with a stray shower
68°
48°
2
Sun, then clouds
69°
48°
3
Clouds and sunshine
67°
49°
4
Partly sunny
69°
50°
5
Mostly sunny
75°
58°
6
Abundant sunshine and humid
78°
59°

Temperature Graph

°F
90° 76° 62° 48° 34° May
Today 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. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

May Weather in Mars

Mars's May 2026 forecast shows daily high temperatures ranging from 53° to 88°, with overnight lows between 41° and 64°. The average high for May is 72° with an average low of 53°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Mars. See also: June | July | August.

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Weather Near Mars:

  • Bethel Park, PA
  • Morgantown, WV
  • Pittsburgh, PA
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